| Patent application number | Description | Published |
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| 20090159224 | Paper Products Including Surface Treated Thermally Bondable Fibers and Methods of Making the Same - The present invention is a paper product including a thermally bondable fiber which may be surfactant coated. The paper product according to the present invention has improved strength and absorbency characteristics. The paper product of the present invention may be embossed and heat cured to result in an attractive and absorbent product. | 06-25-2009 |
| 20100116451 | Multi-Ply Paper Product with Moisture Strike Through Resistance and Method of Making the Same - A paper product with absorbency and moisture strike through resistance is disclosed. More particularly, a multi-ply paper product with improved strike through resistance is disclosed, wherein at least one ply is a wetting resistant ply comprising at least one wetting resistant compound and at least one ply is an absorbent ply possessing greater absorbency than the wetting resistant ply. In addition, a two-ply paper napkin with improved moisture strike through resistance is disclosed, wherein the wetting resistant ply comprises alkyl ketene dimer and the two plies are separately microembossed, glue laminated together in a point to point configuration, and macroembossed with coin edging. Furthermore, a multi-ply paper product with improved strike through resistance is disclosed, wherein a first ply comprises at least one wetting resistant compound and a second ply possesses greater absorbency than the first ply. Methods of making paper products with absorbency and moisture strike through resistance are also described. | 05-13-2010 |
| 20100319864 | MULTI-PLY PAPER PRODUCT WITH MOISTURE STRIKE THROUGH RESISTANCE AND METHOD OF MAKING THE SAME - A paper product with absorbency and moisture strike through resistance is disclosed. More particularly, a multi-ply paper product with improved strike through resistance is disclosed, wherein at least one ply is a wetting resistant ply comprising at least one wetting resistant compound and at least one ply is an absorbent ply possessing greater absorbency than the wetting resistant ply. In addition, a two-ply paper napkin with improved moisture strike through resistance is disclosed, wherein the wetting resistant ply comprises alkyl ketene dimer and the two plies are separately microembossed, glue laminated together in a point to point configuration, and macroembossed with coin edging. Furthermore, a multi-ply paper product with improved strike through resistance is disclosed, wherein a first ply comprises at least one wetting resistant compound and a second ply possesses greater absorbency than the first ply. Methods of making paper products with absorbency and moisture strike through resistance are also described. | 12-23-2010 |
| Patent application number | Description | Published |
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| 20090020139 | High efficiency disposable cellulosic wiper - A high efficiency disposable cellulosic wiper includes (a) pulp-derived papermaking fiber; (b) up to 75% by weight regenerated cellulosic microfiber having a characteristic CSF value of less than 175 ml, the microfiber being selected and present in amounts such that the wiper exhibits a Laplace pore volume fraction at pore sizes less than 15 microns of at least 1.5 times that of a like wiper prepared without regenerated cellulose microfiber. The wipers of the invention exhibit remarkable residue removal efficiency. | 01-22-2009 |
| 20090020248 | Absorbent sheet incorporating regenerated cellulose microfiber - An absorbent paper sheet includes cellulosic papermaking fiber and up to about 75 percent by weight fibrillated regenerated cellulose microfiber which may be regenerated from a cellulosic dope utilizing a tertiary amine N-oxide solvent or selected ionic liquids. Fibrillation of the microfiber is controlled such that it has a reduced coarseness and a reduced freeness as compared with unfibrillated regenerated cellulose microfiber from which it is made and provides at least one of the following attributes to the absorbent sheet: (a) the absorbent sheet exhibits an elevated SAT value and an elevated wet tensile value as compared with a like sheet prepared without fibrillated regenerated cellulose microfiber; (b) the absorbent sheet exhibits an elevated wet/dry CD tensile ratio as compared with a like sheet prepared without fibrillated regenerated cellulose microfiber; (c) the absorbent sheet exhibits a lower GM Break Modulus than a like sheet having like tensile values prepared without fibrillated regenerated cellulose microfiber; or (d) the absorbent sheet exhibits an elevated bulk as compared with a like sheet having like tensile values prepared without fibrillated regenerated cellulose microfiber. | 01-22-2009 |
| 20090308551 | Absorbent sheet prepared with papermaking fiber and synthetic fiber exhibiting improved wet strength - A wet-laid absorbent sheet includes a mixture of pulp-derived papermaking fibers and synthetic polymer fibers, a strength agent selected from carboxymethylcellulose and anionic starch as well as an epihalohydrin/amine functional wet strength resin. Also included is an anionic olefin copolymer resin effective to increase the wet/dry tensile ratio of the sheet. | 12-17-2009 |
| 20100065235 | FOOD WRAP BASE SHEET WITH REGENERATED CELLULOSE MICROFIBER - A base sheet for food wrap products. The base sheet can include a pulp-derived papermaking fiber and a fibrillated regenerated cellulose microfiber having a CSF value of less than about 175 mL. | 03-18-2010 |
| 20100212850 | Absorbent sheet having regenerated cellulose microfiber network - An absorbent paper sheet for tissue or towel includes from about 99 percent to about 70 percent by weight of cellulosic papermaking fiber and from about 1 percent to about 30 percent by weight fibrillated regenerated cellulose microfiber which was regenerated form a cellulosic dope utilizing a tertiary amine N-oxide solvent or an ionic liquid. Fibrillation of the microfiber is controlled such that it has a reduced coarseness and a reduced freeness as compared with unfibrillated regenerated cellulose microfiber from which it is made and provides at least one of the following attributes to the absorbent sheet: (a) the absorbent sheet exhibits an elevated SAT value and an elevated wet tensile value as compared with a like sheet prepared without fibrillated regenerated cellulose microfiber; (b) the absorbent sheet exhibits an elevated wet/dry CD tensile ratio as compared with a like sheet prepared without fibrillated regenerated cellulose microfiber; (c) the absorbent sheet exhibits a lower GM Break Modulus than a like sheet having like tensile values prepared without fibrillated regenerated cellulose microfiber; or (d) the absorbent sheet exhibits an elevated bulk as compared with a like sheet having like tensile values prepared without fibrillated regenerated cellulose microfiber. In some embodiments, the pulp is pre-treated with debonder to enhance the wet/dry CD tensile ratio of the sheet. | 08-26-2010 |
| 20110265965 | Absorbent Sheet Having Regenerated Cellulose Microfiber Network - An absorbent paper sheet for tissue or towel includes from about 99 percent to about 70 percent by weight of cellulosic papermaking fiber and from about 1 percent to about 30 percent by weight fibrillated regenerated cellulose microfiber which was regenerated form a cellulosic dope utilizing a tertiary amine N-oxide solvent or an ionic liquid. Fibrillation of the microfiber is controlled such that it has a reduced coarseness and a reduced freeness as compared with unfibrillated regenerated cellulose microfiber from which it is made and provides at least one of the following attributes to the absorbent sheet: (a) the absorbent sheet exhibits an elevated SAT value and an elevated wet tensile value as compared with a like sheet prepared without fibrillated regenerated cellulose microfiber; (b) the absorbent sheet exhibits an elevated wet/dry CD tensile ratio as compared with a like sheet prepared without fibrillated regenerated cellulose microfiber; (c) the absorbent sheet exhibits a lower GM Break Modulus than a like sheet having like tensile values prepared without fibrillated regenerated cellulose microfiber; or (d) the absorbent sheet exhibits an elevated bulk as compared with a like sheet having like tensile values prepared without fibrillated regenerated cellulose microfiber. In some embodiments, the pulp is pre-treated with debonder to enhance the wet/dry CD tensile ratio of the sheet. | 11-03-2011 |
| 20120021178 | Belt-creped, variable local basis weight multi-ply sheet with cellulose microfiber prepared with perforated polymeric belt - A multi-ply absorbent sheet includes at least a first and second ply bonded together. In one construction, the first and second ply are provided with from about 90% by weight to about 25% by weight pulp-derived papermaking fiber and from about 10% to about 75% by weight fibrillated regenerated cellulosic microfiber having a characteristic CSF value of less than 175 ml; the sheet having a caliper of from 180-250 mils/8 sheets and exhibiting a wipe-dry time of less than 20 seconds, an SAT capacity in the range of 350-500 g/m | 01-26-2012 |
| 20120180815 | High Efficiency Disposable Cellulosic Wiper - A high efficiency disposable cellulosic wiper includes (a) pulp-derived papermaking fiber; (b) up to 75% by weight regenerated cellulosic microfiber having a characteristic CSF value of less than 175 ml, the microfiber being selected and present in amounts such that the wiper exhibits a Laplace pore volume fraction at pore sizes less than 15 microns of at least 1.5 times that of a like wiper prepared without regenerated cellulose microfiber. The wipers of the invention exhibit remarkable residue removal efficiency. | 07-19-2012 |
| 20130029105 | High Softness, High Durability Bath Tissues With Temporary Wet Strength - A multi-ply bath tissue having no more than three plies and no fewer than two plies. The multi-ply tissue has a basis weight of from about 20 to about 35 lbs per 3000 sq foot ream and includes from about 3% to about 50% cellulosic microfiber, from about 50% to about 97% wood pulp fibers, has a geometric mean (GM) dry tensile of from about 17 to 80 g/3 in. per pound of basis weight, a cross-machine direction (CD) dry tensile of between about 30 to about 60 g/3 in. per pound of basis weight, and sufficient temporary wet strength resin to provide an initial Finch Cup CD wet tensile of from about 2.5 to about 20 g/3 in. per pound of basis weight. The initial Finch Cup CD wet tensile decays to less than 65% of the initial value in less than fifteen minutes after immersion in water. The product has a caliper of at least 5 mils per 8 sheets per pound of basis weight. | 01-31-2013 |
| 20130153164 | Multi-Ply Wiper/Towel Product With Cellulosic Microfibers - A multi-ply wiper/towel product includes at least one wet laid web having at least 10% fibrillated cellulosic microfiber, and at least about 40% wood pulp derived papermaking fibers. The at least one wet laid web has formed therein (i) a plurality of fiber-enriched hollow domed regions on the upper side of the at least one wet laid web having a relatively high local basis weight, (ii) connecting regions having a relatively lower local basis weight forming a network interconnecting the relatively high local basis weight domed regions of the one wet laid web, and (iii) transition areas with upwardly and inwardly inflected consolidated fibrous regions transitioning from the connecting regions into the domed regions. | 06-20-2013 |
| 20130299105 | METHOD OF MAKING A MULTI-PLY WIPER/TOWEL PRODUCT WITH CELLULOSIC MICROFIBERS - A method of making a multi-ply wiper/towel product with cellulosic microfibers. The method includes compactively dewatering a nascent web that includes at least about 10% fibrillated cellulosic microfibers and has an apparently random distribution of fibers. The dewatered web having the apparently random distribution of fibers is applied to a transfer surface. The web is belt-creped from the transfer surface utilizing a creping belt. The belt-creping step occurs under pressure in a belt creping nip defined between the transfer surface and the creping belt. The web is dried to form a dried web having a plurality of fiber-enriched hollow domed regions protruding from an upper side of the dried web. The hollow domed regions have a sidewall of a relatively high local basis weight formed along at least a leading edge thereof. The web also has connecting regions of a relatively lower local basis weight forming a network interconnecting the hollow domed regions of the dried web, and transition areas provided with upwardly and inwardly inflected consolidated fibrous regions that transition from the connecting regions into the sidewalls of the hollow domed regions formed along at least the leading edge thereof. | 11-14-2013 |
| 20130299106 | METHOD OF MAKING A MULTI-PLY WIPER/TOWEL PRODUCT WITH CELLULOSIC MICROFIBERS - A method of making a multi-ply wiper/towel product with cellulosic microfibers. The method includes compactively dewatering a nascent web that includes at least about 10% fibrillated cellulosic microfibers and has an apparently random distribution of fibers. The dewatered web having the apparently random distribution of fibers is applied to a transfer surface. The web is belt-creped from the transfer surface utilizing a generally planar polymeric creping belt provided with a plurality of perforations through the belt. The belt-creping step occurs under pressure in a belt creping nip defined between the transfer surface and the creping belt. The web is dried to form a dried web that includes a plurality of fiber-enriched hollow domed regions protruding from an upper side of the dried web. The hollow domed regions have a sidewall of a relatively high local basis weight formed along at least a leading edge thereof. The web also has connecting regions of a relatively lower local basis weight forming a network interconnecting the hollow domed regions of the dried web, and transition areas provided with upwardly and inwardly inflected consolidated fibrous regions that transition from the connecting regions into the sidewalls of the hollow domed regions formed along at least the leading edge thereof. | 11-14-2013 |
| 20140144466 | METHOD OF CLEANING RESIDUE FROM A SURFACE USING A HIGH EFFICIENCY DISPOSABLE CELLULOSIC WIPER - A method of cleaning residue from a surface includes providing a disposable cellulosic wiper including a percentage by weight of pulp-derived papermaking fibers. The pulp-derived papermaking fibers have a characteristic scattering coefficient of less than 50 m | 05-29-2014 |
| 20140144598 | HIGH EFFICIENCY DISPOSABLE CELLULOSIC WIPER - A disposable cellulosic wiper includes a percentage by weight of pulp-derived papermaking fibers having a characteristic scattering coefficient of less than 50 m | 05-29-2014 |
| 20140284009 | SOFT BATH TISSUES HAVING LOW WET ABRASION AND GOOD DURABILITY - A multi-ply bath tissue that is both soft and durable. The multi-ply bath tissue can include first and second plies, each of which includes two layers. A temporary wet strength resin is provided in the layers of the first and second plies that form the surfaces of the bath tissue. The bath tissue has an excellent combination of low wet abrasion and CD wet tensile, and softness that is demonstrably better than comparative products. | 09-25-2014 |
| 20140367058 | METHOD OF MAKING A WIPER/TOWEL PRODUCT WITH CELLULOSIC MICROFIBERS - A method of making a wiper/towel product includes compactively dewatering a nascent web having cellulosic microfibers and an apparently random distribution of fibers. The dewatered web is applied to a transfer surface. The web is belt-creped from the transfer surface utilizing a creping belt. The belt-creping step occurs under pressure in a belt creping nip. The web is dried to form a dried web having a plurality of fiber-enriched hollow domed regions protruding from an upper side of the web. The hollow domed regions have a sidewall of a relatively high local basis weight formed along at least a leading edge thereof. The web also has connecting regions of a relatively lower local basis weight forming a network interconnecting the hollow domed regions, and transition areas provided with upwardly and inwardly inflected consolidated fibrous regions that transition from the connecting regions into the sidewalls of the hollow domed regions. | 12-18-2014 |
| 20140367061 | SOFT BATH TISSUES HAVING LOW WET ABRASION AND GOOD DURABILITY - A multi-ply bath tissue includes a first ply providing a first surface of the bath tissue. The first ply includes first and second layers. The first layer of the first ply forms the first surface. The first layer of the first ply includes a temporary wet strength resin. The second layer of the first ply is substantially free from a temporary wet strength resin. A second ply provides a second surface of the bath tissue. | 12-18-2014 |
| 20140367062 | SOFT BATH TISSUES HAVING LOW WET ABRASION AND GOOD DURABILITY - A multi-ply bath tissue includes a first ply providing a first surface of the bath tissue. The first ply includes first and second layers. The first layer of the first ply forms the first surface. The first layer of the first ply includes a temporary wet strength resin. The second layer of the first ply is substantially free from a temporary wet strength resin. A second ply provides a second surface of the bath tissue. The second ply includes first and second layers. The first layer of the second ply forms the second surface. The first layer of the second ply includes a temporary wet strength resin. The second layer of the second ply is substantially free from a temporary wet strength resin. The bath tissue has a CD wet tensile strength of between about 55 grams to about 75 grams. | 12-18-2014 |
