| Entries |
| Document | Title | Date |
|---|
| 20080234070 | Functionalized, Crosslinked, Rubber Nanoparticles for Use in Golf Ball Intermediate Layers - A golf ball including a core; an outer cover layer; and an inner cover layer disposed between the core and outer cover layer, the inner cover layer being formed from a polymer blend including a microgel having a Tg of 20° C. or greater formed from a monomer, a co-monomer, and an initiator; and a thermoplastic material. | 09-25-2008 |
| 20080280699 | Water Repellant Golf Balls Containing a Hydrophobic or Superhydrophobic Outer Layer or Coating - Water-repellant, self-cleaning coatings and methods of making and using thereof are described herein. In one embodiment, a hydrophobic or super hydrophobic coating is applied to the surface of a golf ball to make the golf-ball water-repellant and self-cleaning. Suitable coating materials include silicone compounds, silicone compounds, nanoparticles, silanes, fluorocarbon polymers, perfluoroalkyl ethyl methacrylate (PPFEMA) coated polycaprolactone, hydrocarbons, polymer mats made of polystyrene and poly[tetrafluoroethylene-co-(vinylidene fluoride)-co-propylene] (PTVFP); polyethylene glycol with glucose and sucrose in conjunction with a hydrophobic substance; combinations of nanoparticles with polyethylene or polypropylene; high density polyethylene, technical waxes; films of rough particles of metal oxides, polymer binder layers containing a plurality of porous protrusions, and combinations thereof. Suitable coating techniques include, but are not limited to, spraying, dipping, painting, brushing, or wiping (such as applying the coating from a towel or sponge). The coating material or the outer layer of the golf ball may be modified to create nano- or micro roughness or patterns on the surface of the golf ball, which can induce the lotus effect. This roughness or pattern can be created using a variety of techniques known in the art including, but not limited to, etching, top/down methodologies, bottom/up methodologies, or combinations thereof. | 11-13-2008 |
| 20080293518 | Golf ball and process for preparing the same - An object of the present invention is to improve abrasion-resistance and spin performance of a golf ball having a polyurethane cover. | 11-27-2008 |
| 20090011868 | CASTABLE POLYUREA FORMULATION FOR GOLF BALL COVERS - Golf balls having improved cut and shear resistance that include covers and/or other layers formed from polyurea compositions formed with at least one amine-terminated polytetramethylene ether glycol homopolymer, at least one amine-terminated copolymer of polytetramethylene ether glycol and polyalkylene glycol. The amine-terminated polytetramethylene ether glycol homopolymer or amine-terminated copolymer of polytetramethylene ether glycol and polyalkylene glycol may be used as the isocyanate-reactive in the prepolymer and/or the curing agent. | 01-08-2009 |
| 20090054176 | Golf ball | 02-26-2009 |
| 20090062037 | Golf ball | 03-05-2009 |
| 20090069118 | GOLF BALL - In a golf ball comprising a core and a cover, at least one layer of the cover is formed of a cover stock composition in which fullerene and/or carbon nanotubes are uniformly dispersed in a thermoplastic resin. The golf ball is prepared by uniformly dispersing fullerene and/or carbon nanotubes in a thermoplastic resin to provide a cover stock composition and forming at least one layer of the cover from the cover stock composition. | 03-12-2009 |
| 20090075758 | Golf ball | 03-19-2009 |
| 20090075759 | Golf ball | 03-19-2009 |
| 20090082136 | Golf ball - The present invention aims to improve spin performance and abrasion resistance for a golf ball having a cover using a nonionic polyurethane as a resin component. The golf ball of the present invention is a golf ball including a core and a cover covering the core and in which the cover contains a nonionic polyurethane as a resin component and the nonionic polyurethane has a hard segment content of 24.5% to 34.7% by mass. | 03-26-2009 |
| 20090105013 | ULTRAVIOLET LIGHT RESISTANT POLYMER COMPOSITIONS AND METHODS OF MAKING AND USING - Curable polyurethane/polyurea hybrid compositions that are particularly useful, when cured, as the outer layer and/or at least one inner layer of golf balls, are disclosed. Cured compositions are also disclosed. In addition, methods of increasing the ultraviolet light resistance of a golf ball layer using the curable polyurethane/polyurea hybrid compositions are disclosed. In addition, processes of making the polymer compositions are disclosed. | 04-23-2009 |
| 20090124430 | Golf ball - An object of the present invention is to provide a golf ball comprising a core and a cover, wherein the cover is made from a cover composition containing, as a resin component, a thermoplastic polyurethane (A) and a polyisocyanate mixture (B) in which a urethane prepolymer (b-1) having at least two isocyanate groups is dispersed in a thermoplastic resin (b-2) which does not substantially react with an isocyanate group; and wherein the cover composition has a slab hardness of more than 60 and not more than 75, and the cover has a thickness of 2.5 mm or less. | 05-14-2009 |
| 20090124431 | Golf ball - The invention provides a golf ball excellent in abrasion resistance and a repulsion property. The present invention provides a golf ball comprising a core and a cover covering the core, wherein the cover is made from a cover composition containing, as a resin component, a thermoplastic polyurethane (A) having no ionic group; at least one kind of thermoplastic resin (B) selected from the group consisting of a binary copolymer of an olefin and an unsaturated carboxylic acid, a tertiary copolymer of an olefin, an unsaturated carboxylic acid and an unsaturated carboxylic acid ester, and neutralized products thereof; and an acid group-containing polyurethane and/or a neutralized product thereof (C). | 05-14-2009 |
| 20090131203 | Marking of Golf Balls Using Luminescent and Optically-Stimulable Glasses - A golf ball comprising a core; a cover layer; and an additive comprising an optically-stimulable glass powder that is invisible to the naked eye without an external excitation source. | 05-21-2009 |
| 20090143169 | GOLF BALL - A golf ball which has excellent abrasion-resistance and spin performance is provided. The golf ball of the present invention includes a core and a cover covering the core. The cover contains, as a resin component, polyurethane which is obtained using, as a polyisocyanate component constituting the polyurethane, 4,4′-dicyclohexylmethane diisocyanate having a mole ratio ((B)/(A)) of non-cis-structure molecule (B) to cis-structure molecule (A) in a range from 3/7 to 9/1. | 06-04-2009 |
| 20090170637 | GOLF BALL - An object of the present invention is to provide a golf ball which has excellent durability and wear-resistance and provides an excellent shot feeling. The present invention is directed to a golf ball comprising: a core; and a cover covering the core, wherein the cover is formed from a cover composition containing a thermoplastic polyurethane (A), a polyisocyanate (B) having at least two isocyanate groups, and a polyhydroxyether (C) as a resin component, and wherein the core has a surface hardness of 85 or smaller in JIS-C hardness. | 07-02-2009 |
| 20090191982 | GOLF BALL - Based on a surface shape appearing at a predetermined point moment by moment during rotation of a golf ball having numerous dimples on its surface, a data constellation regarding a parameter dependent on a surface shape of the golf ball is calculated. Preferably, the parameter is a distance between an axis of the rotation and the surface of the golf ball. Another preferable parameter is a volume of space between a surface of a phantom sphere and the surface of the golf ball. Based on a maximum value and a minimum value of the data constellation, a fluctuation range is calculated. By dividing the fluctuation range by a total volume of the dimples, an evaluation value is calculated. This value is calculated for each of PH rotation and POP rotation. | 07-30-2009 |
| 20090197706 | GOLF BALL - To provide a golf ball with excellent abrasion-resistance and resilience. | 08-06-2009 |
| 20090247327 | GOLF BALL COMPOSITIONS WITH IMPROVED TEMPERATURE PERFORMANCE, HEAT RESISTANCE, AND RESILIENCY - Golf ball compositions, and components formed therefrom, including trifunctional materials, such as trifunctional isocyanates, polyols, and amines, that have improved performance and durability characteristics, e.g., improved heat resistance, improved resiliency, and dimensional stability. | 10-01-2009 |
| 20090264222 | GOLF BALL - The object of the present invention is to provide a golf ball with superior abrasion resistance and resilience. The present invention provides a golf ball of the present invention comprises a core and a cover that covers the core. The cover contains a polyurethane resin and an organically modified layered silicate, and an interlayer distance of the organically modified layered silicate measured by X-ray diffraction is in a range from 2.5 nm to 15 nm. | 10-22-2009 |
| 20090264223 | GOLF BALL - The object of the present invention is to provide a golf ball having excellent durability and resilience. The present invention provides a golf ball which includes a core, and a cover covering the core. The cover contains an ionomer resin and an organically modified layered silicate. The organically modified layered silicate has an interlayer distance, measured by X-ray diffraction, in a range from 2.5 nm to 15 nm. | 10-22-2009 |
| 20090286625 | Dual Cured Castable Polyurethane System for Use in Golf Balls - Compositions for golf balls that include polyurethane linkages and that are crosslinked in the soft segments of the polymer backbone. In particular, the compositions of the invention, which are based on a polyurethane have improved crosslink density from the crosslinking between the soft, unsaturated segments of the polymer backbone. The curative blend includes at least one isocyanate-reactive component and a free radical initiator. | 11-19-2009 |
| 20090286626 | Dual Cured Castable Polyurea System for Use in Golf Balls - Compositions for golf balls that include polyurea linkages and that are crosslinked in the soft segments of the polymer backbone. In particular, the compositions of the invention, which are based on a polyurea have improved crosslink density from the crosslinking between the soft, unsaturated segments of the polymer backbone. The curative blend includes at least one isocyanate-reactive component and a free radical initiator. | 11-19-2009 |
| 20090286627 | Dual Cured Castable Hybrid Polyurethane / Polyurea System for Use in Golf Balls - Compositions for golf balls that include polyurethane and polyurea linkages and that are crosslinked in the soft segments of the polymer backbone. In particular, the compositions of the invention, which are based on a polyurethane and/or polyurea prepolymers, have improved crosslink density from the crosslinking between the soft, unsaturated segments of the polymer backbone. The curative blend includes at least one isocyanate-reactive component and a free radical initiator. | 11-19-2009 |
| 20090286628 | GOLF BALL HAVING A HARD OUTER SKIN - Golf balls having a hard outer skin produced from a material that includes crosslinks in both the hard and soft segments of the polymer backbone that improve the crosslink density. Compositions formed from polyurethane and/or polyurea prepolymers that are first cured with a curative blend including an isocyanate-reactive component to crosslink the hard segment and then exposed to a free radical initiator and radiation to crosslink the soft segments are used in an outer layer of a golf ball, a unitary golf ball, or other golf ball constructions. | 11-19-2009 |
| 20090286629 | GOLF BALL HAVING A COVER LAYER WITH A PURPOSED HARDNESS GRADIENT - Compositions for golf balls that include polyurethane and/or polyurea linkages and that are crosslinked in the soft segments of the polymer backbone to improve the crosslink density and effect a hardness gradient throughout the molded article. | 11-19-2009 |
| 20090298617 | GOLF BALL MATERIAL AND GOLF BALL - The invention provides a golf ball material composed of a polymer material that contains spherical inorganic particulates, which is well adapted for use in at least one component of a golf ball composed of one or more layers. The golf ball material of the invention improves the flight performance of golf balls compared with polymer materials containing amorphous inorganic particulates. | 12-03-2009 |
| 20090298618 | PROCESS FOR DESIGNING RUGGED PATTERN ON GOLF BALL SURFACE - A golf ball | 12-03-2009 |
| 20090318246 | GOLF BALL - The object of the present invention is to provide a golf ball having excellent scuff resistance and spin performance. The present invention provides a golf ball which comprises a core and a cover covering the core. The cover contains a polyurethane as a resin component, and the polyurethane is obtained by employing a multimodal polyol having multimodality in molecular weight distribution, as a high-molecular-weight polyol component constituting the polyurethane. | 12-24-2009 |
| 20090325733 | Golf balls containing ionomers and polyamines or tertiary polyamides - Provided herein are compositions comprising an ionomer and a polyamine or a tertiary polyamide. The polyamine and the tertiary polyamide have a molecular weight of greater than 500 Da and do not contain an ester moiety or a primary amine moiety. The polyamine comprises at least three moieties that are tertiary amines or hindered secondary amines, and the polyamide comprises tertiary amide moieties and no secondary or primary amide moieties. The compositions may optionally include a filler. Further provided are articles such as golf balls and films containing these compositions. | 12-31-2009 |
| 20100029413 | Golf Ball - A low modulus durable coating layer for a polyurethane covered golf ball is disclosed herein. The coating includes a high equivalent weight polyester polyol wherein the high equivalent weight polyester polyol has an equivalent weight of at least 1000. | 02-04-2010 |
| 20100035705 | METHOD FOR TREATING THERMOPLASTIC POLYURETHANE GOLF BALL COVERS - A method of forming a golf ball is disclosed herein. The method includes placing a golf ball precursor product comprising a thermoplastic polyurethane cover further comprising an isocyanate or hydroxyl terminated polybutadiene in an isocyanate solution. The precursor product is then removed and heated to remove solvent. The precursor product may then be subjected to gamma or electron beam irradiation. | 02-11-2010 |
| 20100056303 | GOLF BALL MATERIAL, GOLF BALL AND METHOD FOR PREPARING GOLF BALL MATERIAL - The invention provides a golf ball material composed of an ionomeric resin composition obtained by melt-blending under applied heat one or more compounds selected from among UV/EB-curable materials with, in the presence of a peroxide, a non-ionomeric thermoplastic resin and an ionomeric resin; or of an ionomeric resin composition obtained by using, instead of the ionomeric resin, an acid-containing polymer base of the ionomeric resin and subjecting the acid-containing polymer composition similarly prepared by melt-blending under applied heat to an acid-neutralizing reaction with a metal ionic species. Methods for preparing such a material, and golf balls which include as a component therein a molding made of the golf ball material are also provided. The golf ball material has a good thermal stability, flow and processability, and can thus be used to obtain high-performance golf balls endowed with an excellent abrasion resistance, scuff resistance, durability and flexibility without a loss of rebound. | 03-04-2010 |
| 20100056304 | GOLF BALL AND METHOD OF IMPROVING GOLF BALL PERFORMANCE - Golf balls having an outermost layer, which outermost layer has been subjected to impregnation treatment with an isocyanate and/or isothiocyanate-containing olefin compound but has not been topcoated, exhibit at least one improved golf ball attribute, such as scuff resistance or spin performance, compared with similar golf balls that have not been impregnation treated. | 03-04-2010 |
| 20100062877 | CASTABLE GOLF BALL COMPONENTS USING ACRYLATE FUNCTIONAL RESINS - Golf ball components, such as cores, intermediate layers, and covers, formed with compositions including precursors with acrylate functionality crosslinked with a curing agent. | 03-11-2010 |
| 20100144467 | COMPOSITIONS USEFUL IN GOLF BALLS - Curable polyurethane, polyurea and polyurethane/polyurea compositions that are particularly useful as the outer layer and/or at least one inner layer of golf balls, cured compositions, golf balls comprising the cured composition, and methods of increasing the initial velocity of a golf ball using the curable polyurethane, polyurea and polyurethane/polyurea compositions are disclosed. | 06-10-2010 |
| 20100144468 | PAINTED GOLF BALL AND METHOD FOR PRODUCING THE SAME - An object of the present invention is to provide a painted golf ball which is excellent in the gloss and the evenness of the paint thickness as well as the adhesion of the paint film to the golf ball body. The method for producing the golf ball of the present invention comprises applying a two-component curing type urethane-based aqueous paint including an aqueous polyol composition (A) and an aqueous polyisocyanate (B) to a golf ball body in a specific method, wherein (A) the aqueous polyol composition contains (a-1) an aqueous acrylic polyol, (a-2) an aqueous urethane polyol and (a-3) an aqueous urethane resin. | 06-10-2010 |
| 20100151969 | GOLF BALL WITH HIGH MOISTURE BARRIER PROPERTIES - Golf balls including at least one layer formed from high moisture barrier nanocomposite compositions that have increased moisture resistance and generally include a nanocomposite including an intercalated clay and at least one resin having a barrier property, a polyolefin resin, and a compatilizer. | 06-17-2010 |
| 20100151970 | CATIONIC POLYUREA COVER COMPOSITIONS FOR A MULTI-LAYER GOLF BALL - Golf balls that have at least one layer formed from a cationic polyurea material. In particular, the compositions of the invention, which include a polymer backbone including urea linkages with cationic groups, may be formed from an isocyanate-containing component and an isocyanate-reactive component, at least one of which includes precursor cationic groups, in the presence of an alkylating, quaternizing, or ternarizing agent. | 06-17-2010 |
| 20100151971 | METHOD FOR PAINTING GOLF BALLS - The present invention relates to a method for painting dimpled golf balls that are moving along an endless conveyor. The method employs paint guns operating at a relatively low atomizing air pressure, and make contact with the golf ball surface at an angle between about 5° to 60°. The paint guns are continually in the on position and the paint neither coagulates in the gun nozzle nor forms puddles in the dimple cavities. The number of golf ball painted per gallon of paint is dramatically increased as is the number of ball painted per time period. | 06-17-2010 |
| 20100167846 | GOLF BALL - A golf ball | 07-01-2010 |
| 20100167847 | TWO-COMPONENT CURING TYPE URETHANE-BASED AQUEOUS GOLF BALL PAINT - An object of the present invention is to provide a two-component curing type urethane-based aqueous golf ball paint, which is excellent in gloss of a paint film and evenness of the film thickness. Another object of the present invention is to provide a two-component curing type urethane-based aqueous golf ball paint, which is excellent in adhesion to the surface of a golf ball body. | 07-01-2010 |
| 20100227712 | GOLF BALL WITH SPHERICAL POLYGONAL DIMPLES - A golf ball includes an outer spherical surface and a plurality of dimples formed thereon. In accordance to one aspect of the invention, the dimples in accordance to the invention have a polygonal perimeter and a substantially spherical, concave depression. The substantially spherical depression comprises a spherical depression and a transitional portion bridging the area between the polygonal perimeter and the spherical depression. In accordance to another aspect of the invention, one or more sides of the polygonal perimeter may be non-linear or curved. The dimples of the present invention may fill the ball's entire outer surface, or the dimples may occupy a predetermined pattern on the ball. The predetermined pattern may also include one or more channels or raised beads on the surface of the ball. | 09-09-2010 |
| 20100261554 | COLORED GOLF BALL - The invention provides a golf ball having a core, a cover of at least one layer encasing the core, and a layer of paint applied to a surface of an outermost layer of the cover. At least one layer from among the outermost cover layer and the paint layer is a colored layer containing a base polymer, a pigment and a lubricant. The ball has a color tone, at a measurement area diameter of 5 mm in a method of measuring the color of a reflecting object according to JIS Z-8722, which, expressed in the Lab color system, satisfies the conditions 30≦L, −40≦a≦60, and −20≦b≦60. The colored golf ball of the invention has an excellent spin performance and durability, an appearance characterized by outstanding visibility, stylishness and luxury, and an excellent weather resistance and paint film adhesion. | 10-14-2010 |
| 20100298069 | Method And Apparatus For Applying A Topcoat To A Golf Ball Surface - A topcoat is applied to a surface of a golf ball using a carrier fluid comprising nitrogen gas or nitrogen-enriched air. The carrier fluid typically has air enriched to about 90-99.5% nitrogen. A mixture of carrier fluid and coating material may be sprayed onto the exterior of the golf ball. Nitrogen-enriched air delivery provides a number of benefits over compressed air delivery, such as reduced coating thickness, reduced variance in the coating thickness and average thickness, reduced pooling in dimple center, edge ratio closer to 1.0, faster cure times, reduced viscosity, less material usage, reduced material flow rate, reduced atomization air pressure, and decreased drying time. | 11-25-2010 |
| 20100304896 | POLYUREA COVERS FOR GOLF BALLS BASED ON CYCLOALIPHATIC ISOCYANATES - A golf ball having a cover material made from a polyurea composition is provided. In one version, the golf ball includes a polybutadiene core and surrounding cover layer made of a polyurea composition. In another version, the golf ball includes a polybutadiene core, an intermediate casing layer made of an ionomer resin, and outer cover layer made of the polyurea composition. The polyurea composition is the reaction product of a cycloaliphatic isocyanate and amine compound. The diisocyanate is selected from 1,3-bis(isocyanatomethyl)cyclohexane; 1,4-bis(isocyanatomethyl)cyclohexane; and mixtures thereof. The resulting cover material has many advantages including improved durability, toughness, and light-stability. | 12-02-2010 |
| 20100317464 | GOLF BALL AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing a golf ball includes the steps of forming the golf ball by using a mold, which mold includes at least two body parts, and is configured so that a cavity is formed within the mold by the joining of the at least two body parts, and in at least one of the body parts, a groove for forming a projecting land part which is ground after the formation of the golf ball is provided in a cavity wall surface near the entire circumference of a parting line formed by the joining; and performing treatment in which the golf ball formed by using the mold is treated so that the color of the entire land part of the golf ball is different from the color of dimples. | 12-16-2010 |
| 20100323821 | COLOR GOLF BALL - The invention provides a colored golf ball comprising a core, a cover having a plurality of dimples formed on its surface, wherein the golf ball is two-piece structure consisting of a core and a cover, and the surface of the ball is coated with a coating comprising a pearlescent pigment. The ball satisfies the following conditions:
| 12-23-2010 |
| 20100331118 | GOLF BALL - An object of the present invention is to improve the abrasion resistance of a golf ball that uses a polyurethane as a resin component for a cover. Another object of the present invention is to improve the shot feeling of a golf ball that uses a polyurethane as a resin component for a cover. The present invention provides a golf ball comprising a core; and a cover covering the core, wherein the cover contains a polyurethane elastomer as a resin component, and the polyurethane elastomer contains a polyol component and a polyisocyanate component and does not contain a chain extender. | 12-30-2010 |
| 20110028244 | SATURATED POLYURETHANE COMPOSITIONS AND THEIR USE IN GOLF BALLS - The present invention is directed to golf balls having at least one layer formed from a saturated polyurethane composition. The polyurethane is the product of a reaction between an H | 02-03-2011 |
| 20110039638 | Golf ball - The present invention is directed to a golf ball having multiple indicia for aiding a golfer in positioning the golf ball with the intended ball path. In one embodiment, the golf ball has at least three distinct primary indicia aligned on the golf ball within a quarter of the circumference of the golf ball. The primary indicia includes a first primary indicia which is spaced a first distance from a second primary indicia, and a third primary indicia which is spaced a second distance from the second primary indicia. In an embodiment, the two distances are different. In another embodiment the distances are the same. Other versions have supplemental indicia positioned between the primary indicia and/or can be positioned proximate the first and/or third primary indicia. The supplemental indicia are preferably lighter in color intensity than the primary indicia so that the primary indicia is more readily visible to a golfer when the golfer is ready to putt. | 02-17-2011 |
| 20110065530 | Alignment Guide for a Golf Ball - A golf ball with an alignment guide includes at least two lines of printing. A first line of printing includes arrows at opposite ends of the line of printing to act as the alignment guide. A second line of printing is printed with a different color than the first line of printing. The second line of printing is legible when viewed from a first angle and appears to fade when viewed from a second angle so that the second line of printing does not distract the golfer's eye from the alignment guide. The second line of printing may include metallic particles to enhance this effect. | 03-17-2011 |
| 20110070974 | MOLD FOR FORMING GOLF BALL AND GOLF BALL MANUFACTURED USING THE SAME - A mold for forming a golf ball makes it possible to form minute dimples, and to improve mold release properties of the mold and wettability of the mold by a material when a urethane material is used for a cover layer. A mold according to the present invention is a mold for forming a urethane cover as an outermost layer of a golf ball, and includes: at least two split molds that are separably joined with each other, and that includes a cavity formed therein by the joining, the cavity being for forming the urethane cover; protrusions that are formed on a cavity surface of the split molds to form dimples of the golf ball; and a composite plating film that covers the cavity surface of the split molds, that comes into contact with a material of the urethane cover, and that contains a nickel-based matrix and fluororesin particles dispersed in the nickel-based matrix. | 03-24-2011 |
| 20110070975 | COLORED GOLF BALL - In a golf ball having a core, a cover of at least one layer encasing the core, and a layer of paint applied to a surface of an outermost layer of the cover, the outermost cover layer and/or the paint layer is colored with a fluorescent pigment, the core or at least one layer of an intermediate spherical body made up of the tore encased by one or more cover layer is colored similar to the color of the fluorescent pigment-colored layer, and the ball itself has a specific color difference ΔE with the color of the core or the intermediate spherical body. The colored golf ball is endowed with an excellent spin performance and durability, an appearance characterized by outstanding visibility, stylishness and elegance, and an excellent weather resistance. | 03-24-2011 |
| 20110070976 | COLORED GOLF BALL - In a colored golf ball having a core, a cover of at least one layer encasing the core, and a layer of paint applied to a surface of an outermost layer of the cover, the outermost cover layer and/or the paint layer is colored with a fluorescent dye, and the golf ball itself has a color tone which satisfies specific ranges in the Lab color system. The ball is endowed with an excellent spin performance and durability, an appearance characterized by outstanding visibility, stylishness and elegance, and an excellent weather resistance. | 03-24-2011 |
| 20110070977 | COLORED GOLF BALL - In a colored golf ball having a core, a cover of at least one layer encasing the core, and a layer of paint applied to a surface of an outermost layer of the cover, the outermost cover layer and/or the paint layer is colored with a fluorescent dye and titanium oxide, and the golf ball itself has a color tone which satisfies specific ranges in the Lab color system. The ball is endowed with an excellent spin performance and durability, an appearance characterized by outstanding visibility, stylishness and elegance, and an excellent weather resistance. | 03-24-2011 |
| 20110081991 | GOLF BALL - The invention provides a golf ball having a core and a cover of at least one layer that is formed over the core and is made of a resin composition. The ball has a weight change ratio, in a 72-hour accelerated moisture absorption test conducted at a temperature of 40° C. and a relative humidity of 90%, of less than 0.287%. By using in the golf ball a polyurethane having a good resistance to water vapor transmission, the weight change ratio and decrease in initial velocity with use over an extended period of time are held to a minimum, enabling the ball quality to be maintained. | 04-07-2011 |
| 20110105247 | CURING TYPE POLYURETHANE AQUEOUS GOLF BALL PAINT AND PAINTED GOLF BALL USING THE SAME - An object of the present invention is to provide a golf ball which is excellent in the gloss and the evenness of the paint film and a golf ball aqueous paint therefor. The golf ball of the present invention has a paint film which is formed from a curing type polyurethane aqueous golf ball paint, comprising (A) an aqueous polyol composition and (B) an aqueous polyisocyanate, wherein (A) the aqueous polyol composition contains (a-1) an aqueous acrylic polyol, (a-2) an aqueous urethane polyol and (a-3) an aqueous polyurethane resin; a molar ratio (NCO/OH) of an isocyanate group of (B) the aqueous polyisocyanate to a hydroxyl group of (A) the aqueous polyol composition ranges from 1.25 to 2.50; and a content of a high boiling point solvent having a boiling point of 150° C. or more in the aqueous golf ball paint is more than 0 mass % and 10 mass % or less. | 05-05-2011 |
| 20110124439 | POLYMER COMPOSITIONS AND GOLF BALLS WITH REDUCED YELLOWING - The present invention concerns reduced-yellowing thermoplastic or thermoset polymer compositions derived from the reaction of a diisocyanate, a polyol or polyamine, and a dicyandiamide. The present invention also concerns golf balls comprising the reduced-yellowing thermoplastic or thermoset polymer compositions derived from the reaction of a diisocyanate, a polyol or polyamine, and a dicyandiamide. The present invention also relates to a method for making a golf ball which includes using reduced yellowing compositions derived from the reaction of a diisocyanate, a polyol or polyamine, and a dicyandiamide. The resulting golf balls have similar processability and physical properties (such as resiliency and shear resistance) as golf balls made from conventional polyurethane or polyurea formulations, while exhibiting substantially improved resistance to yellowing. | 05-26-2011 |
| 20110143865 | GOLF BALL MATERIAL AND GOLF BALL USING THE SAME - An object of the present invention is to provide a golf ball which travels a great distance on the driver shots and stops quickly on the green on the approach shots. The present invention is directed to a golf ball material having a shear loss modulus G″ of 2.11×10 | 06-16-2011 |
| 20110160002 | GOLF BALL MOLD, GOLF BALL AND GOLF BALL MANUFACTURING METHOD - The invention provides a golf ball mold that is composed of a plurality of mold parts which removably mate to form a cavity having an inner wall with a plurality of dimple-forming protrusions thereon, wherein a non-circular resin injection port for injecting into the cavity a resin material is formed between a plurality of mutually adjoining dimple-forming protrusions which include a plurality of dimple-forming protrusions that lie across a parting line of the mold. Also provided is a golf ball molded using such a mold, and a golf ball manufacturing method which uses such a mold. | 06-30-2011 |
| 20110177884 | Golf Ball With Cover Having Varying Hardness - Generally disclosed is a golf ball having a core and a cover layer. The cover layer includes areas that are hard corresponding to the dimples, and areas that are soft corresponding to the land between the dimples. The cover layer may be selectively treated, such as by heating, to achieve a difference in hardness using a single cover layer material. Alternatively, the cover layer may be selectively coated with a coating material having a different hardness. As a result of the arrangement of the hard dimples and the soft land, the golf ball achieves reduced spin, and greater distances, when struck with a larger force (such as during a dive) while also achieving increased spin, and better control, when struck with a smaller force (such as during a chip). | 07-21-2011 |
| 20110177885 | GOLF BALL HAVING INCREASED MOMENT OF INERTIA - Generally disclosed is a golf ball having a core and a cover layer. The cover layer includes a coating material thereon that increases the golf ball's moment of inertia. The coating material is coated on the cover layer in a pattern corresponding to one of the dimple pattern and the pattern of land areas separating the dimples. The golf ball's moment of inertia is increased while utilizing only a small amount of the coating material as a result of the pattern of coating material, which locates the coating material at an outermost radial distance from the golf ball's center of rotation (i.e., the golf ball's center of gravity). The increased moment of inertia causes the golf ball to have a lower rate of spin when hit by a golf club, thereby displaying different play characteristics. | 07-21-2011 |
| 20110177886 | Golf Ball With Reduced Flight Path Length - Golf balls with a reduced flight path are disclosed. In some cases, foam incorporated into a middle layer increases impact absorption and reduces a ball's flight path. In other cases, a dimple pattern may be selected to reduce a ball's flight path. In other instances, a parachute or other drag inducer may be deployed as a result of striking the ball to induce drag and minimize the ball's flight path. | 07-21-2011 |
| 20110177887 | Golf Ball With Cover Having Varying Hardness - Generally disclosed is a golf ball having a core and a cover layer. The cover layer includes areas that are hard corresponding to the dimples, and areas that are soft corresponding to the land between the dimples. The cover layer may be selectively treated, such as by heating, to achieve a difference in hardness using a single cover layer material. Alternatively, the cover layer may be selectively coated with a coating material having a different hardness. As a result of the arrangement of the hard dimples and the soft land, the golf ball achieves reduced spin, and greater distances, when struck with a larger force (such as during a dive) while also achieving increased spin, and better control, when struck with a smaller force (such as during a chip). | 07-21-2011 |
| 20110190077 | GOLF BALL | 08-04-2011 |
| 20110207557 | POLYUREA COATINGS FOR GOLF EQUIPMENT - A polyurea-based curable coating for use with sports equipment, such as golf balls, golf shoes, golf clubs, footballs, billiard balls, baseballs, and the like, of which the coating may be cured over time, with heat, or a combination thereof, providing enhanced adhesion to equipment surfaces, improved abrasion resistance, and increased water resistance. | 08-25-2011 |
| 20110224024 | Golf Ball Having A Protective Coating - A golf ball has protective coating comprising hydrophobic thermoplastic polyurethane. The protective coating may be applied over a cover layer of a golf ball body, for example. | 09-15-2011 |
| 20110237355 | HIGH PERFORMANCE GOLF BALL HAVING A REDUCED-DISTANCE - A golf ball having a reduced distance while maintaining the appearance of a normal high performance trajectory. The golf ball has a core, an inner cover layer, and a cover. The core has a diameter of from about 1.300 to 1.620 inches, while the ball has a weight from 1.30 to 1.620 ounces, a diameter from 1.670 to 1.800 inches and a maximum Coefficient of Restitution from about 0.600 to about 0.790 as measured at 125 ft/sec incoming ball velocity. The ball has a lift to weight ratio of greater than 1.9 at a Reynolds number of about 230,000 and a spin ratio of about 0.085. | 09-29-2011 |
| 20110237356 | HIGH PERFORMANCE GOLF BALL HAVING A REDUCED-DISTANCE - A golf ball having a reduced distance while maintaining the appearance of a normal high performance trajectory. The golf ball has a core, an inner cover layer, and a cover. The core has a diameter of from about 1.300 to 1.620 inches, while the ball has a weight from 1.30 to 1.620 ounces, a diameter from 1.670 to 1.800 inches and a maximum Coefficient of Restitution from about 0.600 to about 0.790 as measured at 125 ft/sec incoming ball velocity. The ball has a drag to weight ratio of greater than 3.0 at a Reynolds number of about 230,000 and a spin ratio of about 0.085. | 09-29-2011 |
| 20110250992 | DUAL CURED CASTABLE POLYUREA SYSTEM FOR USE IN GOLF BALLS - Compositions for golf balls that include polyurea linkages and that are crosslinked in the soft segments of the polymer backbone. In particular, the compositions of the invention, which are based on a polyurea have improved crosslink density from the crosslinking between the soft, unsaturated segments of the polymer backbone. The curative blend includes at least one isocyanate-reactive component and a free radical initiator. | 10-13-2011 |
| 20110281669 | GOLF BALL - The invention provides a golf ball having a core and one or more cover layer encasing the core, wherein at least one cover layer is formed by injection-molding a single resin composition of primarily (A) a thermoplastic polyurethane and (B) a polyisocyanate compound, and at least some polyisocyanate compound in which all the isocyanate groups on the molecule remain in an unreacted state is present in the resin composition. The golf ball has a high rebound, an excellent spin performance and an excellent scuff resistance, and the cover layer-forming resin composition has excellent flow properties and an excellent cover layer manufacturability. | 11-17-2011 |
| 20110287862 | GOLF BALL - The invention provides a golf ball having a solid core, a cover of at least one layer, and a plurality of dimples on a surface of an outermost layer of the cover. The dimples have a volume ratio (VR) of at least 1.0 but less than 1.6%. The ball has a deflection, when compressed under a final load of 1,275 N (130 kgf) from an initial load state of 98 N (10 kgf), of from 4.0 to 6.0 mm, an initial velocity, as measured using an initial velocity measuring apparatus of the same type as a USGA drum rotation-type initial velocity instrument, which is greater than 77.7 m/s but not more than 82 m/s, and a ratio of total distance traveled when struck at a head speed of 54 m/s to total distance traveled when struck at a head speed of 35 m/s (HS54/HS35) of from 1.30 to 1.50. This golf ball is able to achieve a superior distance when struck at a low head speed and on shots with an iron. | 11-24-2011 |
| 20110287863 | GOLF BALL - The invention provides a golf ball having a solid core, a cover of at least one layer, and a plurality of dimples on a surface of an outermost layer of the cover. The dimples have a volume ratio (VR) of from 1.0 to 1.4%. The ball has an initial velocity, as measured using an initial velocity measuring apparatus of the same type as a USGA drum rotation-type initial velocity instrument, of from 75.5 to 77.7 m/s, and a ratio of total distance traveled when struck at a head speed of 54 m/s to total distance traveled when struck at a head speed of 35 m/s (HS54/HS35) of from 1.30 to 1.50. This golf ball is able to substantially reduce the distance traveled by the ball when struck at a high head speed, while at the same time holding down the decrease in distance when struck at a low head speed. | 11-24-2011 |
| 20110287864 | GOLF BALL - The invention provides a golf ball having a solid core, a cover of at least one layer, and a plurality of dimples on a surface of an outermost layer of the cover. The dimples number at least 250 but not more than 500, and have a volume ratio (VR) of from 1.20 to 1.60%. The outermost cover layer has a surface hardness, expressed as the Shore D hardness, of from 58 to 75. The ball has a deflection, when compressed under a final load of 1,275 N (130 kgf) from an initial load state of 98 N (10 kgf), of from 4.0 to 6.0 mm. This golf ball is able to substantially reduce the distance traveled by the ball when struck at a high head speed, while at the same time holding down the decrease in distance when struck at a low head speed. | 11-24-2011 |
| 20110287865 | GOLF EQUIPMENT FORMED FROM CASTABLE FORMULATION WITH UNCONVENTIONALLY LOW HARDNESS AND INCREASED SHEAR RESISTANCE - Golf equipment including compositions including castable formulations that have low material hardness and increased shear resistance. The compositions may be used in any layer of a golf ball including cores, intermediate layers, and covers and result in high spin rates. | 11-24-2011 |
| 20110300971 | GOLF BALL - A golf ball includes a land part representing a symbol, and dimples defining the land part by outer edges thereof and disposed on a surface of the golf ball. The symbol represented by the land part may include numerals, letters, pictures, or logo. The dimples defining the land part by outer edges thereof can include at least two non-circular dimples. The dimples defining the land part by outer edges thereof can include a dimple having a wall surface having a linear shape extending substantially in a depth direction, the wall surfaces being adjacent to the land part representing the symbol. | 12-08-2011 |
| 20110300972 | GOLF BALL - A golf ball has plural dimples provided on a surface of the golf ball; a first land part existing between the plural dimples and having as its surface a spherical surface of a sphere having the center of the golf ball as its center; a second land part having a boundary with the first land part or boundaries with the first land part and the plural dimples and having a surface having a smaller curvature than the spherical surface of the first land part; and an engraved marking disposed substantially on the second land part. | 12-08-2011 |
| 20110319197 | Golf Ball with Hydrophilic Coating Layer - This disclosure provides a golf ball having a coating layer made from a hydrophilic water-swellable material. The hydrophilic water-swellable material undergoes a physical change from a dry state to a wet state upon exposure to water. The wet state may be associated with shallower dimple depths, and the coating layer being softer, than the dry state. The use of such a coating layer may allow the golf ball to compensate for the negative effects of wet weather conditions. Also provided is a method of manufacturing a golf ball. | 12-29-2011 |
| 20120010025 | Golf Ball with Cover Having Zones of Hardness - Generally disclosed is a golf ball having a core and a cover layer. The cover layer includes areas that are hard, and areas that are soft. The hard areas make up 20% to 60% of the total surface area of the cover layer, preferably 30% to 50%. The hard areas may correspond to the dimples, while the soft areas may correspond to the land between the dimples. The hard areas may be at least about 3 units on the Shore D scale harder than the soft areas, preferably at least about 5 units. The hard areas may be formed in various geometric shapes, or in the shape of a graphic or logo, and be visibly colored. As a result of the arrangement of the hard areas and the soft areas, the golf ball simultaneously achieves good flight distance and good feel. | 01-12-2012 |
| 20120035001 | CASTABLE POLYUREA COMPOSITIONS FOR GOLF BALL COVERS - Disclosed herein is a golf ball having improved cut and shear resistance. Such gold balls comprise a core, an inner cover layer, and an outer cover layer, the outer cover layer being formed from a polyurea or poly(urea-co-urethane) comprising: 1) a polyurea prepolymer comprising: the reaction product of at least one first polyisocyanate, wherein the polyisocyanate has a reactivity greater than that of 4,4′-methylene bis(cyclohexyl) isocyanate and a functionality of 1.7 to 2.3, and at least one amine-terminated compound, wherein the amine-terminated compound is selected from the group consisting of amine-terminated hydrocarbons, amine-terminated polyethers, amine-terminated polyesters, amine-terminated polycaprolactones, amine-terminated polycarbonates, amine-terminated polyamides, and mixtures thereof; and at least one second polyisocyanate with a vapor pressure lower than 0.01 mm Hg at 20° C.; and 2) at least one curing agent comprising amine or hydroxyl functional curatives. | 02-09-2012 |
| 20120046129 | GOLF BALL - The invention provides a golf ball having a core, a cover of at least one layer formed over the core, and a plurality of dimples on a surface of an outer layer of the cover. The ball has a coat of paint at the dimples, and non-dimple areas of the ball surface lack a coat of paint, leaving the outer cover layer exposed. The outer cover layer is formed of a material having a material hardness (Shore D) of less than 60. The dimples have a surface coverage (SR) of from 70 to 85%. | 02-23-2012 |
| 20120064999 | FORMULATING TECHNIQUE FOR CASTING ALIPHATIC GOLF BALL COVERS - A golf ball having a cover is cast from a castable reactive aliphatic functional composition consisting essentially of: a methylene dicyclohexyl diisocyanate based prepolymer; at least one polyamine/polyamide functional component used as a backbone of the prepolymer; a free isocyanate group; and a curative. The polyamine/polyamide is formed from the condensation reaction of a polyamine and a polyacid, with the equivalent ratio of polyamine to polyacid ranges from 2:1 to 10:1, preferably the ratio is 3:1, and more preferably 2:1. It is preferable that the polyamine be a Jeffamine series D-2000. The polyacid can be chosen from acids such as maleic, adipic, azelaic or sebacic. It is preferable that the prepolymer be a polyurethane or urea. The formulating techniques eliminate the need for post curing when using aliphatic chemistries in golf ball covers. | 03-15-2012 |
| 20120071275 | Golf Ball - A golf ball including a plurality of continuous dynamic focus patterns between 0.5 and 8 millimeters wide on the exterior surface of the golf ball, such that each continuous dynamic focus patterns circumscribes the golf ball and the center of each said continuous dynamic focus pattern coincides with the center of said golf ball. A golf ball including at least four discrete dynamic focus patterns between 0.5 and 8 millimeters across on the exterior surface of the golf ball. A golf ball including both a plurality of continuous dynamic focus patterns and at least four discrete dynamic focus patterns on the exterior surface of the golf ball. | 03-22-2012 |
| 20120071276 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a method for arranging dimples on a golf ball surface that significantly improves aerodynamic symmetry and minimizes parting line visibility by arranging the dimples in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while eliminating great circles due to parting lines. | 03-22-2012 |
| 20120077624 | GOLF BALL AND METHOD OF IMPROVING GOLF BALL PERFORMANCE - A golf ball having a polymer layer that has been subjected to impregnation treatment with an isocyanate and/or isothiocyanate-containing olefin compound exhibits at least one improved golf ball attribute, such as scuff resistance or spin performance, compared with an original golf ball that has not been treated by impregnation. | 03-29-2012 |
| 20120115649 | GOLF BALL COMPOSITIONS - Disclosed herein are soft and stiff compositions, i.e., compositions which have a flexural modulus that is greater than the value that is expected based on the composition's hardness. The compositions preferably have a hardness/modulus relationship represented by the formula | 05-10-2012 |
| 20120157238 | GOLF BALL PARTING LINE CONFIGURATION AND MOLD - A golf ball comprises two generally hemispherical portions joined together at a parting line and comprising dimples on respective outer surfaces thereof. The parting line comprises a repeating pattern of curved segments alternating with straight segments. The parting line crosses a geometric equator of the golf ball, and wherein the parting line intersects at least one dimple bordering the equator. A mold for producing a golf ball is also described. | 06-21-2012 |
| 20120208656 | GOLF BALLS WITH SOFT, RESILIENT BIMODAL IONOMERIC COVERS - Disclosed are golf balls having soft, resilient bimodal ionomeric covers with improved softness and scuff resistance and methods for their preparation. The soft, resilient bimodal ionomeric covers comprise at least partially neutralized mixtures of carboxylate functionalized terpolymers (molecular weight between about 80,000 and 500,000) with carboxylate functionalized ethylene low copolymers (molecular weight between about 2,000 and 30,000). | 08-16-2012 |
| 20120225738 | Golf Balls Including Crosslinked Thermoplastic Polyurethane - This disclosure relates to golf balls made from a crosslinked thermoplastic polyurethane elastomer. The crosslinked thermoplastic polyurethane elastomer includes crosslinks located in the hard segments, where the crosslinks being the reaction product of unsaturated bonds located in the hard segments as catalyzed by a free radical initiator. The crosslinks may be formed from an unsaturated diol as a chain extender. The unsaturated diol may be trimethylolpropane monoallylether (TMPME). The golf ball may include the crosslinked thermoplastic polyurethane elastomer in the cover layer, in which case the cover layer may exhibit a high degree of scuff resistance. | 09-06-2012 |
| 20120270682 | Polymer Coating To Cross-Link Underlying Cover - Disclosed is a golf ball including a thermoplastic polyurethane (TPU) cover and a polyurethane coating layer. The cover crosslinks with the coating layer in order to achieve improved durability, specifically improved scuff resistance. The chemical composition of the thermoplastic polyurethane material making up the cover and the chemical composition of the polyurethane coating layer may be chosen so as to be complimentary thereby promoting crosslinking between them. Methods of manufacturing these golf balls are also disclosed. | 10-25-2012 |
| 20120295738 | GOLF BALL - A golf ball exhibits excellent abrasion-resistance and resilience. A golf ball of the present invention includes: a core; and a cover covering the core, wherein the cover is formed of a cover composition containing a (meth)acrylic polymer-modified silicate and a resin component. | 11-22-2012 |
| 20120302374 | Golf Ball Having An Aerodynamic Coating Including Micro Surface Roughness - Golf balls having an exterior surface with a predetermined area which is smaller than the entire surface area of the exterior surface and includes enhanced micro surface roughness. The enhanced micro surface roughness affects the aerodynamic properties of the ball as compared to golf balls having the same set of construction specifications but without enhanced micro surface roughness. | 11-29-2012 |
| 20120302375 | Golf Ball Having An Aerodynamic Coating Including Micro Surface Roughness - Golf balls having an exterior surface with a predetermined area which is smaller than the entire surface area of the exterior surface, includes enhanced micro surface roughness, and is in the form of an asymmetrical pattern on the exterior surface of the golf ball. The enhanced micro surface roughness affects the aerodynamic properties of the ball as compared to golf balls having the same set of construction specifications but without enhanced micro surface roughness. | 11-29-2012 |
| 20120302376 | Golf Ball Having An Aerodynamic Coating Including Micro Surface Roughness - Golf balls include: (a) a golf ball having a first set of construction specifications; (b) a coating of the golf ball having an exterior surface and (c) the exterior surface having an enhanced micro surface roughness. The enhanced micro surface roughening affects the aerodynamic properties of the ball as compared to golf balls having the same set of construction specifications but without enhanced micro surface roughness. | 11-29-2012 |
| 20120322584 | METHOD FOR ARRANGING DIMPLES ON GOLF BALL SURFACE - A method for arranging dimples on a golf ball surface includes: determining an initial arrangement of dimples; dividing the surface of a golf ball into multiple equivalent unit regions; based on a dimple interval between two freely selected dimples within one of the unit regions, determining whether or not the two dimples are in an adjacent relationship to each other; and changing the positions of the two dimples corresponding to the dimple interval between the two freely selected dimples in the adjacent relationship, wherein determining of the adjacent relationship and changing of the position are repeated until the maximum interval, which is a maximum value of the dimple interval between two freely selected dimples in the adjacent relationship in the unit region, falls below a predetermined value. | 12-20-2012 |
| 20120329577 | Golf Ball Having An Aerodynamic Coating Including Micro Surface Roughness - Golf balls include: (a) a golf ball having a first set of construction specifications; (b) a coating of the golf ball having an exterior surface and (c) the exterior surface having an enhanced micro surface roughness. The enhanced micro surface roughening affects the aerodynamic properties of the ball as compared to golf balls having the same set of construction specifications but without enhanced micro surface roughness. | 12-27-2012 |
| 20120329578 | MOLD FOR FORMING GOLF BALL AND GOLF BALL MANUFACTURED USING THE SAME - There are provided a mold for forming a golf ball, which allows a dimple formed near the equator of golf ball corresponding to the partition surface of upper and lower molds to be formed so as to have the same shape as that of a dimple formed in other regions, and a golf ball manufactured using this mold. The mold for forming a golf ball in accordance with the present invention includes at least two body parts, a cavity is formed within the mold by the joining of the at least two body parts, and in at least one of the body parts, a groove for forming a projecting land part which is ground after the formation of the golf ball is provided in a cavity wall surface adjacent to the whole circumference of a parting line formed by the joining. | 12-27-2012 |
| 20130017908 | GOLF BALL - An object of the present invention is to provide a golf ball which is excellent in abrasion-resistance and durability. The golf ball of the present invention comprises a cover using a cover composition containing thermoplastic polyurethane (A) and a polyisocyanate mixture (B) in which a urethane prepolymer (b-1a) having at least two isocyanate groups or a polyisocyanate (b-1b) having at least three isocyanate groups is dispersed in a thermoplastic resin (b-2) which does not substantially react with the isocyanate groups. | 01-17-2013 |
| 20130053185 | Compositions Useful in Golf Balls - Curable polyurethane, polyurea and polyurethane/polyurea compositions that are particularly useful as the outer layer and/or at least one inner layer of golf balls, cured compositions, golf balls comprising the cured composition, and methods of increasing the initial velocity of a golf ball using the curable polyurethane, polyurea and polyurethane/poly urea compositions are disclosed. | 02-28-2013 |
| 20130072324 | GOLF BALL - An object of the present invention is to provide a golf ball having a paint film which is formed from an aqueous paint and excellent in adhesion to the surface of the golf ball and stain resistance. The present invention provides a golf ball comprising a golf ball body and a paint film formed on the golf ball body, wherein the paint film has a tensile strength ranging from 5 MPa to 45 MPa and is formed from a curing type aqueous polyurethane paint containing (A) an aqueous polyol composition including (a-1) an aqueous acrylic polyol and (a-2) an aqueous polyurethane resin having a tensile strength ranging from 5 MPa to 45 MPa and (B) an aqueous polyisocyanate including hexamethylene diisocyanate and/or a derivative thereof. | 03-21-2013 |
| 20130085016 | GOLF BALL - A golf ball | 04-04-2013 |
| 20130095957 | PROCESS FOR DESIGNING DIMPLE PATTERN OF GOLF BALL - A golf ball | 04-18-2013 |
| 20130102416 | DEVICE AND METHOD FOR MARKING SPHERES WITH ALIGNMENT INDICIA AND THE SPHERE SO MARKED - Sight alignment indicia on a sphere being indicia made on opposing sides of a sphere, the indicia positioned from about 0 degrees to 23 degrees north of the equator of the sphere, and visible at the same time to one standing over the ball. A sphere surface template marking device comprising a shell having an outer-surface and inner-surface generally defining a hemi-spherical portion of a sphere adapted for receiving a portion of the sphere so that the inner-surface substantially conforms thereto, the shell having an edge portion approximating the equator of the sphere, at least two grooves disposed there through, with the grooves positioned on opposing sides of said shell from about 0 degrees to 23 degrees north of the edge portions of the sphere, serving to receive and guide a marker imprinting indicia on said surface of said sphere. | 04-25-2013 |
| 20130102417 | PROCESS FOR DESIGNING DIMPLE PATTERN OF GOLF BALL - A golf ball | 04-25-2013 |
| 20130123046 | COATING COMPOSITIONS FOR GOLF BALLS AND COATED GOLF BALLS - A coating composition for a golf ball and a coated golf ball are disclosed. The coating composition comprises a polyurethane and a boron-containing compound that improves the adhesion of the coating to a printed image. | 05-16-2013 |
| 20130123047 | GOLF BALL - The present invention provides a golf ball comprising a core and a cover covering the core, wherein the cover is formed from a cover composition containing a non-petroleum based polyester resin as a resin component (A) and a needle-like and/or fibrous filler (B). The present invention further provide a golf ball comprising a core and a cover covering the core, wherein the cover is formed from a cover composition containing, a non-petroleum based polyester resin (A-1), at least one petroleum based thermoplastic resin (A-2), and a compatibilizer (C) containing at least a (meth)acrylic resin (C-1) having a polar functional group and an olefin resin (C-2) having a polar functional group. | 05-16-2013 |
| 20130130841 | TWO-TONED COLOR GOLF BALL HAVING COLORED COMPONENT COVERED BY OPAQUE AND TRANSLUCENT COVER PARTS - The present invention is directed to a golf ball possessing an overall unique and perceptively pleasing golf ball having an overall color appearance of two colors wherein more than one golf ball layer/component contributes to the bi-color appearance without the need to position and align the outer layers/components in relation to the inner layer/component. | 05-23-2013 |
| 20130137537 | GOLF EQUIPMENT FORMED FROM CASTABLE FORMULATION WITH UNCONVENTIONALLY LOW HARDNESS AND INCREASED SHEAR RESISTANCE - Golf equipment including compositions including castable formulations that have low material hardness and increased shear resistance. The compositions may be used in any layer of a golf ball including cores, intermediate layers, and covers and result in high spin rates. | 05-30-2013 |
| 20130150186 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a method for arranging dimples on a golf ball surface that significantly improves aerodynamic symmetry and minimizes parting line visibility by arranging the dimples in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while eliminating great circles due to parting lines. | 06-13-2013 |
| 20130157782 | GOLF BALL - A golf ball of the present invention includes: a core located in the center of the golf ball; a cover surrounding the outside of the core and having plural dimples on the surface thereof; and a paint layer surrounding the outside of the cover. The paint layer is formed of a material having rubber elasticity. The paint layer may have a thickness of at most approximately 100 μm. The paint layer may have a hardness of at most approximately 70 in terms of JIS-C hardness. The cover may contain ionomer resin. The cover may have a hardness of at least 40 in terms of Shore D hardness. | 06-20-2013 |
| 20130157783 | GOLF BALL - A golf ball of the present invention includes: a core located in the center of the golf ball; a cover surrounding the outside of the core and having plural dimples on the surface thereof; and a paint layer surrounding the outside of the cover. The paint layer is formed of a material having rubber elasticity. When the golf ball has a μ hardness and the paint layer has a JIS-C hardness, a ratio Sp of the JIS-C hardness of the paint layer with respect to the μ hardness of the golf ball is at most approximately 15. When the cover has a Shore D hardness, a ratio Sc of the Shore D hardness of the cover with respect to the μ hardness of the golf ball may be at most approximately 25. | 06-20-2013 |
| 20130157784 | GOLF BALL - A golf ball of the present invention includes: a core located in the center of the golf ball; a cover surrounding the outside of the core and having plural dimples on the surface thereof; a paint layer surrounding the outside of the cover; and a top coat further surrounding the outside of the paint layer. The paint layer is formed of a material having rubber elasticity. The top coat may have a thickness of at most approximately 60 μm. A material for forming the paint layer has a first loss tangent, a material for forming the cover has a second loss tangent, and a difference Td between the first loss tangent and the second loss tangent may be at least approximately 0.05. | 06-20-2013 |
| 20130165269 | Golf Ball With Indicia Printed Under Topcoat - A golf ball is provided that may include one or more structural layers, including an outermost structural layer having an outer surface. The ball may also include a primer coating applied to the entire outer surface of the outermost structural layer. In addition, the ball may include indicia applied on the primer coating in a localized area. Further, the ball may include an intermediate coating applied in the localized area over the indicia, wherein the intermediate coating is formulated to prevent alteration of the indicia by the application of the intermediate coating. A top coating may be applied over the entire ball, including the primer coating and the localized area including the intermediate coating. | 06-27-2013 |
| 20130165270 | Golf Ball With Material-Filled Grooves - A golf ball may include an inner core layer and an outer cover layer disposed radially outward of the inner core layer. The outer cover layer may be formed of an outer cover layer material having one or more grooves extending radially inward from an outer surface of the outer cover layer. In addition, the golf ball may include a groove material disposed within the one or more grooves. The groove material may have a compressibility that is different from a compressibility of the outer cover layer material. Also, the outer surface of the groove material may extend radially outward beyond the outer surface of the outer cover layer. | 06-27-2013 |
| 20130165271 | Golf Ball Having Hydrophilic And Hydrophobic Portions - A golf having hydrophilic and hydrophobic portions is disclosed. In wet playing conditions, moisture may be repelled by the hydrophobic portions and attracted to the hydrophilic portions. Thus, the surface of the hydrophobic portions may remain dry such that the friction between a golf club head and the golf ball surface is not reduced. As a result, the golf ball may not be adversely affected by wet playing conditions. | 06-27-2013 |
| 20130165272 | System And Method For Making A Golf Ball With One Or More Patterned Film Layers - A system and method for manufacturing a golf ball with one or more patterned film layers is disclosed. The system and method may involve creating a patterned film layer and applying the patterned film layer to the surface of a golf ball. The patterned film layer may include a layer of film having cutouts leaving the remaining portions of film in a pattern. The pattern may include a net pattern. The patterned film layer may include a material that is relatively harder or relatively softer than the surface of the golf ball. The method may include removing portions of film from a film material to create a patterned film material, cutting the patterned film material into sheets, molding two patterned film sheets into substantially hemispherical cups, and applying the two substantially hemispherical cups to a golf ball. | 06-27-2013 |
| 20130172122 | Over-Indexed Thermoplastic Polyurethane Elastomer, Method Of Making, And Articles Comprising The Elastomer - An over-indexed, optionally cross-linked thermoplastic polyurethane elastomer. Also, the method of making the elastomer, and articles, including golf balls, comprising the elastomer. | 07-04-2013 |
| 20130203524 | GOLF BALL - An object of the present is to provide a golf ball having an increased spin rate on approach shots. Another object of the present invention is to provide a golf ball having a goof shot feeling on approach shots. The present invention provides a golf ball comprising a golf ball body and a paint film formed on a surface of the golf ball body, and having a coefficient of friction calculated using a contact force tester of 0.35 or more and 0.60 or less. | 08-08-2013 |
| 20130210553 | Golf Ball With Indicia Printed Under Topcoat - A golf ball may include one or more structural layers, including an outermost structural layer, and indicia applied in a localized area of the ball. Also, the golf ball may include an intermediate coating applied in the localized area over the indicia, wherein the intermediate coating is formulated to prevent alteration of the indicia by the application of the intermediate coating. The golf ball may further include a top coating applied over the entire ball, including the outermost structural layer and the localized area including the intermediate coating. | 08-15-2013 |
| 20130252764 | COLOR GOLF BALL - A golf ball comprising: a core comprising at least one layer A, a cover comprising at least one layer B, an intermediate layer C disposed between the core and the cover, and a coating D applied on an outermost surface of the golf ball. At least two of layer A, layer B, layer C and coating D comprise a golf ball color contributing component comprising a color and contributing to an overall golf ball color, wherein at least two golf ball color contributing components have different saturations. The overall golf ball hue is substantially similar to the hue of each color contributing component; the overall golf ball saturation is different than the saturation of at least one color contributing component and the overall golf ball chroma is different than the chroma of at least one color contributing component. | 09-26-2013 |
| 20130252765 | COLOR GOLF BALL - A colored golf ball satisfies the following conditions:
| 09-26-2013 |
| 20130324326 | GAME BALL OR OTHER ARTICLE OF SPORTS EQUIPMENT PRINTED WITH VISIBLE LIGHT-CURABLE INK AND METHOD - Sports equipment, particularly game balls, are printed with an ink cured with light in the visible region of the electromagnetic spectrum. The ink uses a photoinitiator that absorbs light in both the ultraviolet region and in a range of from about 400 nm to about 690 nm in the visible light region, a Type I photoinitiator compound absorbing in only the visible region, or a Type II photoinitiator compound either containing an abstractable hydrogen or used with a free radical-curable material comprising an abstractable hydrogen. | 12-05-2013 |
| 20130331205 | GOLF BALL - The present invention provides a golf ball comprising a golf ball body and a paint film formed on a surface of the golf ball body, wherein the paint film has a storage modulus (E′) in a temperature range from 120° C. to 150° C. measured under the specific measurement conditions using a dynamic viscoelasticity measuring apparatus of 1.00×10 | 12-12-2013 |
| 20130337940 | DIMPLE PATTERNS FOR GOLF BALLS - The present invention provides a method for arranging dimples on a golf ball surface in which the dimples are arranged in a pattern derived from at least one irregular domain generated from a regular or non-regular polyhedron. The method includes choosing control points of a polyhedron, generating an irregular domain based on those control points, packing the irregular domain with dimples, and tessellating the irregular domain to cover the surface of the golf ball. The control points include the center of a polyhedral face, a vertex of the polyhedron, a midpoint or other point on an edge of the polyhedron and others. The method ensures that the symmetry of the underlying polyhedron is preserved while minimizing or eliminating great circles due to parting lines. | 12-19-2013 |
| 20140018193 | GOLF BALL HAVING MULTIPLE DIFFERENT COATING LAYERS - A golf ball comprising core; a cover disposed about the core; and a coating system disposed about the cover having at least three layers: a first coating layer C | 01-16-2014 |
| 20140018194 | GOLF BALL METHOD OF MANUFACTURE AND GOLF BALL - The invention provides a method of manufacturing golf balls which includes the step of printing specific markings on the surface of a golf ball by pad printing. Prior to the printing step, the surface of the ball is subjected to heat and pressure treatment. | 01-16-2014 |
| 20140066229 | SYSTEM AND METHOD FOR PAINTING GOLF BALLS - A golf ball painting system and method comprising: providing at least one golf ball, the cover having an outer surface comprising a surface area S | 03-06-2014 |
| 20140073462 | METHOD OF MAKING MULTI-COLOR GOLF BALL HAVING DISCONTINUOUS COLORED COATING AND RESULTING MULTI-COLOR GOLF BALL - The invention relates to making a golf ball having an overall purely aesthetic color appearance of two or more visually distinct color regions by partially painting/coating a portion the golf ball outer surface one or more times with a colorant. The invention also relates to the resulting golf ball. | 03-13-2014 |
| 20140274473 | GOLF BALL WITH SOFT COATING AND HARD COVER - A golf ball has a cover with a Shore D hardness of at least about 59 and a coating on the cover that has at least one of (a) a pencil hardness of 2 B or less, (b) a Sward hardness of about 40 or less, or (c) a Hit (Young's Modulus)<20 N/mm | 09-18-2014 |
| 20140295997 | PROCESS FOR DESIGNING RUGGED PATTERN ON GOLF BALL SURFACE - A golf ball | 10-02-2014 |
| 20140357425 | GOLF BALL WITH VISIBLE LIGHT-CURED COATING AND METHOD - A golf ball or other article of sports equipment is coated with a clear coating including a free radical-curable material and a photoinitiator that absorbs light in the visible light region of the electromagnetic spectrum to generate free radicals. The coating is cured with radiation in the visible light region of the electromagnetic spectrum. An indicium may be printed on the uncoated ball with a free radical-curable material and a photoinitiator that absorbs light in the visible light region and may, if not completely cured when the coating is applied, be further cured along with the applied clear coating layer. | 12-04-2014 |
| 20140378246 | DUAL CURED CASTABLE HYBRID POLYURETHANE/POLYUREA SYSTEM FOR USE IN GOLF BALLS - Compositions for golf balls that include polyurethane and polyurea linkages and that are crosslinked in the soft segments of the polymer backbone. In particular, the compositions of the invention, which are based on a polyurethane and/or polyurea prepolymers, have improved crosslink density from the crosslinking between the soft, unsaturated segments of the polymer backbone. The curative blend includes at least one isocyanate-reactive component and a free radical initiator. | 12-25-2014 |
| 20150297953 | Golf Ball with Scuff-Resistant Cover - Scuff-resistant golf ball covers and methods of manufacturing golf balls are described. The cover is made of a thermoplastic polymeric portion including at least one first, high molecular weight copolymer of ethylene/5-12 percent by weight acrylic or methacrylic acid or both/5-40 percent by weight alkyl acrylate or methacrylate or both; optionally at least one second, low molecular weight copolymer of ethylene/3-25 percent by weight acrylic or methacrylic acid or both; and a high molecular weight dipolymer of ethylene/acrylic acid that has a molar fraction of the acrylic acid monomer units within ±about 10% of a molar fraction of the α,β-ethylenically unsaturated carboxylic acid monomer units of the at least one first copolymer. The acid groups of all acid monomer units are neutralized 30% to about 75% on a molar basis by magnesium cations, calcium cations, zinc cations, or a combination of these cations. | 10-22-2015 |
| 20150375050 | GOLF BALL AND METHOD OF MANUFACTURE - In a golf ball having a core and a cover of one or more layer encasing the core, an outermost layer of the cover is molded of a thermoplastic material selected from the group consisting of polyurethane, polyurea and mixtures thereof, and the surface of the cover is treated with a polyisocyanate compound that is free of organic solvent. A method of manufacturing the golf ball is also described. Such golf balls are endowed with an excellent spin performance and scuff resistance, in addition to which productivity of the golf balls is high. | 12-31-2015 |
| 20160158605 | COLOR GOLF BALL CONSTRUCTIONS HAVING AT LEAST ONE CONTRASTING AND DISTINCT COLOR APPEARANCE FORMED IN A SURFACE - A golf ball of the invention has an overall color appearance formed from the following steps. A cover material for forming a golf ball cover is provided having a first color appearance that contributes to the overall color appearance. A color material having a second color appearance that contributes to the overall color appearance is applied in discrete locations on a surface of a mold. The cover material is provided into the mold adjacent the color material, an a cover molding process is performed to form a molded cover surface such that: during the cover molding process the color material is transferred to the cover material and incorporated into the molded cover surface; and the molded cover surface comprises at least the first color appearance and the second color appearance, wherein the first color appearance is different than the second color appearance. | 06-09-2016 |
| 20160166885 | Carboxylic Branched Chain-Cutting Agent for Golf Ball-Covering Ionomer Resin, Golf Ball Coating Composition, and Method for Manufacturing Golf Ball | 06-16-2016 |
| 20160184649 | GOLF BALL - An object of the present invention is to provide a golf ball showing both striking a good balance between the visibility and the weather resistance. The present invention provides a golf ball comprising a golf ball body and two or more paint film layers formed on a surface of the golf ball body, wherein the paint film layers comprises a first paint film layer containing an inorganic fluorescent agent but substantially not containing an ultraviolet absorber, and a second paint film layer containing an ultraviolet absorber but substantially not containing an inorganic fluorescent agent; and the second paint film layer is disposed inside the first paint film layer. | 06-30-2016 |
| 20160184654 | GOLF BALL - An object of the present invention is to provide a golf ball showing excellent shot feeling and stain resistance. The present invention provides a golf ball comprising a golf ball body and a paint film formed on a surface of the golf ball body, wherein a base resin constituting the paint film includes a polyurethane obtained by a reaction between a polyol composition and a polyisocyanate composition, a molar ratio (NCO/OH) of an isocyanate group (NCO group) in the polyisocyanate composition to a hydroxyl group (OH group) in the polyol composition is 0.6 or more, and the paint film has an elastic modulus of 300 MPa or less. | 06-30-2016 |
| 20160199700 | GOLF BALL HAVING BALANCE ROTATION LINE AND MANUFACTURING METHOD THEREFOR | 07-14-2016 |
| 20190143178 | GOLF BALLS INCORPORATING THERMOPLASTIC BLEND(S) OF IONOMER(S), THERMOPLASTIC POLYMER(S), AND POLYMETHYL METHACRYLATE-BASED POLYMER(S) | 05-16-2019 |
| 20190143179 | GOLF BALLS INCORPORATING THERMOPLASTIC BLEND(S) OF IONOMER(S), THERMOPLASTIC POLYMER(S), AND POLYMETHYL METHACRYLATE-BASED POLYMER(S) | 05-16-2019 |
| 20190143180 | GOLF BALLS INCORPORATING THERMOPLASTIC BLEND(S) OF IONOMER(S), THERMOPLASTIC POLYMER(S), PGM REACTIVE CROSSLINKER(S), AND CATALYST(S) | 05-16-2019 |
| 20190143181 | GOLF BALLS INCORPORATING THERMOPLASTIC BLEND(S) OF IONOMER(S), THERMOPLASTIC POLYMER(S), AND ABS AND/OR ASA | 05-16-2019 |
