| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 522049000 | Specified rate-affecting material contains chalcogen other than as oxygen | 26 |
| 20080207792 | Method Of Surface Treating Particulate Material Using Electromagnetic Radiation - The present disclosure relates to a method of surface treating particulate materials with electromagnetic radiation, in particular a method of cross-linking superabsorbent polymer particles using UV irradiation. The method is carried out with a so-called roll reactor, which comprises a rotating roll and an irradiation source. Radical former molecules can be applied on the surface of superabsorbent polymer particles. The particulate material is fed onto the surface of the roll and is irradiated while moved with the rotating roll. The irradiation source is provided such that the radiation emitted by the irradiation source is able to reach at least part of the particulate material that has been fed onto the surface of the roll. The irradiation source for use in the method of the present disclosure is able to emit UV radiation of a wavelength between 201 nm and 400 nm. The present disclosure also relates to absorbent articles comprising surface treated superabsorbent particles made by said method. | 08-28-2008 |
| 20130261210 | ULTRA FAST PROCESS FOR THE PREPARATION OF POLYMER NANOPARTICLES - A process for the preparation of polymer lattices comprising polymer nanoparticles by a photo-initiated heterophase polymerization includes preparing a heterophase medium comprising a dispersed phase and a continuous phase and at least one of at least one surfactant, at least one photoinitiator, and at least one polymerizable monomer. The at least one polymerizable monomer is polymerized by irradiating the heterophase medium with electromagnetic radiation so as to induce a generation of radicals. The at least one photoinitiator is selected from compounds comprising at least one phosphorous oxide group (P═O) or at least one phosphorous sulfide (P═S) group. The irradiating of the heterophase medium is effected so that a ratio of an irradiated surface of the heterophase medium to a volume of the heterophase medium is at least 200 m | 10-03-2013 |
| 20160039851 | DERIVATIVES OF BISACYLPHOSPHINIC ACID, THEIR PREPARATION AND USE AS PHOTOINITIATORS - Bisacylphosphine oxide or bisacylphosphine sulfide compounds of formula (I) or (II) | 02-11-2016 |
| 522050000 | Hetero nitrogen ring | 3 |
| 20090292039 | OXIME ESTER COMPOUND AND PHOTOPOLYMERIZATION INITIATOR CONTAINING THE SAME - Disclosed is an oxime ester compound represented by the following general formula (I). (In the formula, R | 11-26-2009 |
| 20140194546 | EASILY DISMANTLABLE ADHESIVE COMPOSITION AND EASILY DISMANTLABLE ADHESIVE TAPE - An easily dismantlable adhesive composition containing: an acrylic block polymer having a poly(meth)acrylate chain (A) formed of a carboxyl precursor group-containing (meth)acrylate monomer (a) and a poly(meth)acrylate chain (B) that contains, as monomer components, a (meth)acrylate (b) having an alkyl group having 1 to 14 carbon atoms and a polar group-containing monomer (c); and either an acid catalyst or an acid generator, makes it possible to achieve favorable adhesiveness and dismantlability and suppress stick-slip at the time of dismantlement. | 07-10-2014 |
| 522051000 | Containing mercapto or mercaptide group, e.g., (thio)mercaptobenzoxazole, etc. | 1 |
| 20090018229 | Nanocomposites prepared using nanoadditive containing dispersed silicate layers or inorganic nanoparticles - Nanocomposites of silicate layers or inorganic nanoparticles dispersed in a polymer or copolymer matrix are prepared by solution blending or melt blending the polymer or copolymer with nanoadditive containing from 20 to 50 weight percent silicate layers or inorganic nanoparticles dispersed in a different polymer or copolymer of M | 01-15-2009 |
| 522053000 | Hetero sulfur ring | 13 |
| 20090023829 | MULTIFUNCTIONAL CATIONIC PHOTOINITIATORS, THEIR PREPARATION AND USE - Compounds of formula (I): | 01-22-2009 |
| 20090258962 | CURABLE COMPOSITIONS BASED ON POLYURETIDIONES, POLYTHIOLS AND PHOTOACTIVABLE BASES AND GENERATION OF ISOCYANATES FROM URETIDIONES - Curable compositions based on polyuretidiones, polythiols and photoactivable bases are disclosed. Also a process for generating isocyanate groups by exposing uretidiones to radiation in the range of 100-315 nm is disclosed. The process can be used in a dual curing system for curing compositions that comprise groups that under go photoinduced polymerizations and active hydrogen groups that react with the generated isocyanates. | 10-15-2009 |
| 20100056661 | Radiation Curable Compositions Useful in Image Projection Systems - A radiation-curable composition useful for the production of three-dimensional solid articles is provided. The radiation-curable composition comprises at least one hyperbranched poly(meth)acrylate compound, at least one light sensitizer, and at least one free radical polymerization initiator. | 03-04-2010 |
| 20100093883 | Hydroxamic Esters as Photoinitiators - The present invention concerns photopolymerisable systems comprising reactive oligomers and/or monomers having ethylenically unsaturated groups and as photoinitiator at least one hydroxamic ester of Formula (I) or (II) or (III). | 04-15-2010 |
| 20100099789 | METHOD FOR MODULATING LIGHT OF PHOTOREFRACTIVE COMPOSITION - A method for forming a grating in a photorefractive composition comprising the steps of: providing a photorefractive composition containing a sensitizer and a polymer, wherein the polymer includes a first repeating unit which includes a moiety selected from the group consisting of the formulae (Ia), (Ib) and (Ic) as defined herein; and irradiating the photorefractive composition with a near infrared (NIR) laser, wherein the composition provides long grating holding time and the grating signal can be read out without external bias voltage. | 04-22-2010 |
| 20100249262 | OXIME ESTER COMPOUND AND PHOTOPOLYMERIZATION INITIATOR CONTAINING THE SAME - An oxime ester compound of formula (I) useful as a photopolymerization initiator. A photopolymerization initiator having the oxime ester compound as an active ingredient is activated through efficient absorption of light of long wavelength, e.g., 405 nm or 365 nm, to exhibit high sensitivity. | 09-30-2010 |
| 20120046377 | Photoinitiators - The present invention is related to novel photoinitiators, in particular to photoinitiators comprising amino groups within the molecule. | 02-23-2012 |
| 20120142806 | PHOTOSENSITIVE COMPOSITION - Provided is a photosensitive composition which can be cured with low energy consumption, even when a substance (such as a colorant) that attenuates or shades an illumination light is contained in a high concentration or even when the photosensitive composition is in the form of a thick film. Specifically provided is a photosensitive composition which comprises the following four components: (1) a radical initiator (A); (2) an acid generator (B) or a base generator (C); (3) a polymerizable substance (D); and (4) a colorant (E), a metal oxide powder (F), or a metal powder (G). Further, the photosensitive composition is characterized in that the radical initiator (A), the acid generator (B), and/or the base generator (C) generates an active species (H) through irradiation with an active ray of light; the active species (H) reacts the radical initiator (A), the acid generator (B), or the base generator (C) to form another species (I); and thus the polymerization of the polymerizable substance (D) by means of the active species (I) proceeds, said active species (H) or (I) being an acid or a base. | 06-07-2012 |
| 20120225969 | URETHANE (METH) ACRYLATE AND PRODUCTION METHOD THEREOF, CROSS-LINKED URETHANE (METH) ACRYLATE AND PRODUCTION METHOD THEREOF, AND LIGHT CURABLE AQUEOUS EMULSION - For the purpose of providing a urethane(meth)acrylate excellent in emulsifiability in water and a production method thereof, and a light curable aqueous emulsion using the urethane(meth)acrylate having a low viscosity and excellent in the curability, provided is a urethane(meth)acrylate being represented by the following general formula (1) and having a weight average molecular weight of 1,000 to 10,000: | 09-06-2012 |
| 20120329900 | CATIONIC UV-CROSSLINKABLE ACRYLIC POLYMERS FOR PRESSURE SENSITIVE ADHESIVES - An ultraviolet (UV) crosslinkable acrylic pressure sensitive adhesive comprises an acrylic copolymer and a cationic photoinitiator. The acrylic copolymer comprises pendant reactive functional groups. The pressure sensitive adhesive formed from the acrylic copolymer with the pendant reactive functional groups result in high green strength and/or high temperature holding strength of the adhesive. | 12-27-2012 |
| 20130012611 | SYNERGISTS - Compounds of formula (I): wherein Ar represents an, optionally substituted, aryl or heteroaryl group, R represents an, optionally substituted, aryl or heteroaryl group, an optionally substituted straight or branched chain C | 01-10-2013 |
| 20130210954 | POLYMERISABLE PHOTOINITIATORS FOR LED CURABLE COMPOSITIONS - A polymerisable photoinitiator according to Formula (I): | 08-15-2013 |
| 20130237628 | LOW-EXTRACTABLE THIOXANTHONES - 3-Esters and 3-amides of thioxanthone bearing alkyl chains of appropriate length and can be used as photoinitiators or sensitizers in photopolymerizable systems, in particular for the preparation of coatings compatible with the food use. | 09-12-2013 |
| 522054000 | C-(S)*-C wherein * is at least two | 1 |
| 20120149798 | PHOTOCURABLE FLUORINATED POLYMER COMPOSITION - To provide a photocurable fluorinated polymer composition which has a high curing rate, shows little shrinkage before and after photocuring and requires no post treatment such as heat treatment after photocuring and whereby it is possible to obtain a cured resin excellent in heat resistance and weather resistance. According to the photocurable fluorinated polymer composition comprising a fluorinated polymer (A) containing polymerized units derived from a fluoroolefin and polymerized units derived from an unsaturated monomer having an oxetanyl group or a substituted oxetanyl group, and a photoreaction initiator (B), of the present invention, it is possible to provide a photocurable fluorinated polymer composition which has a high curing rate, shows little shrinkage before and after photocuring and requires no post treatment such as heat treatment after photocuring and whereby it is possible to obtain a cured resin excellent in heat resistance and weather resistance. | 06-14-2012 |
| 522055000 | Sulfide | 1 |
| 20110319515 | DIVINYLARENE DIOXIDE RESIN COMPOSITIONS - A curable divinylarene dioxide resin composition including (a) at least one divinylarene dioxide, (b) at least one cationic photoinitiator, and (c) optionally, at least one pigment material; a process for making the curable divinylarene dioxide resin composition; and a cured divinylarene dioxide resin composition made therefrom. The cured product made from the above curable divinylarene dioxide resin composition offers improved properties and are useful for various applications including ink formulations. | 12-29-2011 |
| 522057000 | Nitrogen containing compound | 2 |
| 20090012199 | Photoinitiator anchored to silicate and use thereof to prepare polymer exfolidated silicate nanocomposite - Photoinitiator modified silicate and ethylenically unsaturated monomer are reacted in solvent to cause living polymerization of monomer and exfoliation of silicate layers and cause attachment of silicate layers to polymer chains, thereby providing dispersed homopolymer or block copolymer silicate nanocomposites. | 01-08-2009 |
| 20150148442 | PHOTOPOLYMERIZATION METHOD, INK SET, INK COMPOSITION, AND WATER-SOLUBLE BIIMIDAZOLE - A photopolymerization method in which an ink composition including (A) a polymerizing compound having an ethylenic unsaturated group, (B) a photopolymerization initiator represented by Formula (1) described below, and (C) a hydrogen donor having a structure in which a nitrogen atom is directly bonded to an aromatic ring, in which the aromatic ring has an electron-withdrawing group or the nitrogen atom constitutes a hetero ring, is photopolymerized under acidic conditions, | 05-28-2015 |
| 522058000 | Sulfenate, e.g., R-O-S-R, etc. | 1 |
| 20150315379 | PHOTOSENSITIVE RESIN COMPOSITION AND PHOTOSENSITIVE FILM USING SAME - The present invention relates to a positive-type photosensitive resin composition comprising (A) a modified novolac-type phenol resin having an unsaturated hydrocarbon group, (B) a novolac-type phenol resin obtained from metacresol and paracresol, (C) a novolac-type phenol resin obtained from orthocresol, (D) a compound generating an acid by light, and (E) a polybasic acid or a polybasic acid anhydride, wherein the content of the (E) component is lower than 40 parts by mass per 100 parts by mass of the total amount of the (A) component, the (B) component, the (C) component and the (D) component. | 11-05-2015 |
| 522059000 | (O=S=O), e.g., sulfuryl or sulfonyl containing, etc. | 2 |
| 20090298963 | METHOD FOR PRODUCTION OF MODIFIED WATER ABSORBENT RESIN - This invention is to provide a method for producing a modified water absorbent resin excelling in water absorbing properties. This invention relates to a method for producing a modified water absorbent resin, which comprises a) mixing a water absorbent resin and a water-soluble radical polymerization initiator or a heat-degradable radical polymerization initiator without addition of an ethylenically unsaturated monomer and b) irradiating the resultant mixture with active energy rays. The method is particularly capable of exalting the absorbency against pressure and the saline flow conductivity. | 12-03-2009 |
| 20100240789 | REAGENT AND METHOD FOR PROVIDING COATINGS ON SURFACES - A grafting reagent and related method of using the reagent to form a polymeric layer on a support surface, and particularly a porous support surface, in a manner that provides and/or preserves desired properties (such as porosity) of the surface. The reagent and method can be used to provide a thin, conformable, uniform, uncrosslinked coating having desired properties onto the surface of a preformed, and particularly a porous, polymeric substrate. The method includes the steps of a) providing a porous support surface, b) providing a nonpolymeric grafting reagent comprising a photoinitator group, c) providing one or more polymerizable monomers adapted to be contacted with the surface, in the presence of the grafting reagent, and to be polymerized upon activation of the photoinitiator; and d) applying the grafting reagent and monomer(s) to the surface in a manner, and under conditions, suitable to coat the surface with the grafting reagent and to cause the polymerization of monomers to the surface upon activation of the grafting reagent. | 09-23-2010 |
