Specified Rate-affecting Material Contains Onium Group Patents (Class 522/25)
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Patent number: 11809078Abstract: A purpose of the present invention is to provide a photosensitive resin composition which retains satisfactory image resolution and gives cured objects reduced in wet-heat dissolution or contamination and having satisfactory wet-heat adhesiveness. The photosensitive resin composition of the present invention comprises: (A) a cationic photopolymerization initiator which comprises a salt of a cation with an anion represented by formula (1) (wherein R1 to R4 each independently represent a C1?18 alkyl or C6-14 aryl group, provided that at least one of R1 to R4 represents a C6-14 aryl group); and (B) an epoxy compound. R1 to R4 may be each independently either a phenyl group having one or more perfluoroalkyl groups as substituents or a phenyl group having one or more fluorine atoms as substituents. R1 to R4 may be each independently a pentafluorophenyl or bis(trifluoromethyl)phenyl group.Type: GrantFiled: November 29, 2018Date of Patent: November 7, 2023Assignee: Nippon Kayaku Kabushiki KaishaInventor: Naoko Imaizumi
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Patent number: 11673994Abstract: Provided is a photosensitizer that can make a compound having a polymerizable group be efficiently cured by irradiation with an active energy ray. A photosensitizer comprising graphene, the graphene having a number average molecular weight (Mn) in terms of polystyrene of 500 or more and 1,000,000 or less, the number average molecular weight measured by gel permeation chromatography.Type: GrantFiled: February 1, 2019Date of Patent: June 13, 2023Assignees: SEKISUI CHEMICAL CO., LTD., HIROSHIMA UNIVERSITYInventors: Akira Nakasuga, Hiroji Fukui, Takeharu Haino, Ryo Sekiya
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Patent number: 11433005Abstract: According to one aspect of the present invention, a dental filling material is manufactured by surface-treating an inorganic filling material with a silane coupling agent having an epoxy group and then by causing a ring-opening reaction with a composition containing an epoxide having a (meth)acryloyl group.Type: GrantFiled: December 4, 2018Date of Patent: September 6, 2022Assignee: GC CORPORATIONInventors: Hiroki Kato, Satoshi Jin
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Curable composition, cured film, display panel or OLED light, and method for producing cured product
Patent number: 11267932Abstract: A curable composition which is capable of forming a cured product having satisfactory heat resistance and adhesion to a base material, and has satisfactory curability, a cured film obtained from a cured product of the curable composition, a display panel or an OLED light provided with the cured film, and a method for producing a cured product using the curable composition. The composition includes a curable compound and a cationic polymerization initiator, and contains a cationic polymerizable compound having, as the main skeleton, a fused ring in which three or more rings including an aromatic ring are fused, and a salt including a gallium-containing anion as the cationic polymerization initiator.Type: GrantFiled: July 27, 2018Date of Patent: March 8, 2022Assignee: Tokyo Ohka Kogyo Co., Ltd.Inventors: Kazuya Someya, Issei Suzuki, Koichi Misumi, Dai Shiota -
Patent number: 11110038Abstract: A dental adhesive curable composition containing a polymerizable monomer including a polymerizable monomer represented by formula (1?) and defined amounts of an acidic group-containing polymerizable monomer, a polymerization initiator containing a peroxide and a photopolymerization initiator, and a reductant containing a sulfinic acid compound and/or a salt thereof, and a filler: wherein the R groups, n and m are defined. A dental adhesive curable kit and a mobile tooth fixing material are also provided.Type: GrantFiled: September 30, 2019Date of Patent: September 7, 2021Assignees: MITSUI CHEMICALS, INC., SUN MEDICAL CO., LTD.Inventors: Kazuhiko Yoshinaga, Yoshimitsu Tanabe, Shinsuke Kinoshita, Takenori Mitamura, Hiroki Murai, Takeshi Yokoyama, Yoshihisa Kamimoto, Tatsuya Ori, Hirohisa Shimizu, Masami Arata, Masuji Tsuchikawa, Sayaka Miyamori, Yoshiaki Katsura
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Patent number: 10711166Abstract: The present invention relates to a UV curable adhesive composition comprising a UV curable acrylic polymer comprising at least one covalently bound UV-reactive group and a cationic photoinitiator and a method of curing such composition. The invention further includes hot melt pressure sensitive adhesives comprising such cured composition and use of said hot melt pressure sensitive adhesives.Type: GrantFiled: November 3, 2017Date of Patent: July 14, 2020Assignee: HENKEL AG & CO. KGAAInventor: Peter D. Palasz
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Patent number: 10683266Abstract: A sulfonium salt is formed of a sulfonium cation selected from a group indicated by general formulas (1), (2), and (3) and a gallate anion represented by formula (a). A photoacid generator is characterized in that said sulfonium salt is contained therein. An energy-ray curable composition contains the acid generator and a cationic polymerizable compound. A cured product is formed by curing these substances.Type: GrantFiled: June 12, 2017Date of Patent: June 16, 2020Assignee: SAN APRO LTD.Inventors: Noriya Fukunaga, Yusaku Takashima
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Patent number: 10435585Abstract: A curable composition comprises a cationic polymerizable material. The curable composition further comprises a diluent component comprising a silane compound having a single silicon-bonded cationic polymerizable group. A method of forming a cured article with the curable composition is also disclosed. The method comprises applying the curable composition on a substrate to form a film. The method further comprises curing the film on the substrate to form the cured article. The present invention also provides the cured article formed in accordance with the method.Type: GrantFiled: May 15, 2014Date of Patent: October 8, 2019Assignee: Dow Corning CorporationInventors: Khristopher Alvarez, Chad Amb, Sarah Breed, Brandon Swatowski
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Patent number: 10409158Abstract: Provided are a coloring composition having improved heat resistance; and a cured film, a color filter, a method for producing a color filter, and a solid-state imaging element and an image display device, each of which uses the coloring composition. The coloring composition includes a dye (A) represented by the following General Formula (I) and a polymerizable compound (B). General Formula (I) is (R)m-Q-(D)n, wherein Q represents an (m+n)-valent linking group, R represents a substituent, D represents a dye residue, m represents an integer of 0 to 6, n represents an integer of 2 to 8, and (m+n) represents an integer of 2 to 8. In the case where m is 2 or more, a plurality of R's may be different from each other, and in the case where n is 2 or more, a plurality of D's may be different from each other.Type: GrantFiled: January 6, 2016Date of Patent: September 10, 2019Assignee: FUJIFILM CorporationInventors: Akihiro Hara, Tetsuya Watanabe, Yuushi Kaneko, Suguru Samejima, Junichi Ito, Naotsugu Muro, Kazuya Oota, Yoshinori Taguchi
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Patent number: 10369837Abstract: A method for forming a decorative design (2) on an element (1) of a wood-based material, including providing an element (1) of a wood-based material having a surface (3), the surface (3) being solid and being formed of the wood-based material, and printing a decorative design (2) with an aqueous ink on at least a portion of the surface (3) by means of a digital printing device. Also, a building element including such an element.Type: GrantFiled: April 30, 2013Date of Patent: August 6, 2019Assignee: VALINGE INNOVATION ABInventors: Melker Ryberg, Jan Jacobsson
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Patent number: 10241403Abstract: A negative photosensitive composition including an epoxy group-containing resin; and a cationic polymerization initiator containing one or more types of the following cationic polymerization initiators: a compound represented by formula (b0-1) and a compound represented by formula (b0-2), and a cationic polymerization initiator which generates an acid having a pKa of ?3 or more. In the formulae, Rb01 to Rb04 are each independently a fluorine atom or an aryl group which may have a substituent, Rb05 is a fluorine atom or a fluorinated alkyl group which may have a substituent, a plurality of Rb05's may be the same as or different from each other, q is an integer of 1 or more, and Qq+'s are each independently a q-valent organic cation.Type: GrantFiled: March 25, 2016Date of Patent: March 26, 2019Assignee: TOKYO OHKA KOGYO CO., LTD.Inventors: Hirofumi Imai, Tomoyuki Ando
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Patent number: 9873808Abstract: Provided is an ultraviolet-curable ink jet ink composition with excellent curability and storage stability, the composition containing a monomer A represented by Formula (I): CH2?CR1—COOR2—O—CH?CH—R3 (wherein R1 represents a hydrogen atom or a methyl group, R2 represents a C2-C20 divalent organic residue, and R3 represents a hydrogen atom or a C1-C11 monovalent organic residue); a (meth)acrylated amine compound; a hindered amine compound other than the (meth)acrylated amine compound; and a photopolymerization initiator.Type: GrantFiled: April 17, 2015Date of Patent: January 23, 2018Assignee: Seiko Epson CorporationInventors: Hiroaki Kida, Chigusa Sato, Hiroyuki Kajimoto, Toru Saito
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Patent number: 9655829Abstract: Disclosed herein are teeth whitening compositions generally including an oxidizing agent, and an activating agent that has an emission wavelength between about 400 nm and about 570 nm. Methods of employing these compositions to whiten teeth, methods of making these compositions and kits that include some or part of the composition ingredients, are also described.Type: GrantFiled: January 26, 2016Date of Patent: May 23, 2017Assignee: VALEANT PHARMACEUTICALS INTERNATIONAL, INC.Inventors: Nikolaos Loupis, Remigio Piergallini
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Patent number: 9645492Abstract: Provided is a coloring composition which uses a dye polymer and which can form a pattern properly. The coloring composition includes a (A) dye multimer having a non-nucleophilic counter anion and a (B) polymerizable compound.Type: GrantFiled: November 9, 2015Date of Patent: May 9, 2017Assignee: FUJIFILM CorporationInventors: Junichi Itou, Suguru Samejima, Masayuki Harada, Hiroaki Idei, Yushi Kaneko, Tetsuya Watanabe, Kazuya Oota, Yousuke Murakami, Yoshinori Taguchi
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Patent number: 9605101Abstract: Provided is a pigment multimer whereby a pattern can be appropriately formed during formation of a pattern. Further, provided are a coloring composition using the pigment multimer; and a cured film, a color filter, a method for manufacturing a color filter, a solid-state imaging element, and an image display device, each of which uses the coloring composition. The pigment multimer (A) has a non-nucleophilic counter anion.Type: GrantFiled: December 22, 2015Date of Patent: March 28, 2017Assignee: FUJIFILM CorporationInventors: Yuushi Kaneko, Tetsuya Watanabe, Suguru Samejima, Junichi Ito, Naotsugu Muro, Yoshinori Taguchi, Kazuya Oota
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Patent number: 9574096Abstract: The present invention relates to (i) a reactive ink for ink jet printing comprising a two-component system, the first component comprising a polymerizable monomer, and the second component comprising a polymerization catalyst, wherein the monomer is able to form a polymeric film at low temperature within thirty minutes, preferably within ten minutes, from contacting the catalyst, (ii) a process of making an image on a non-porous substrate using such a reactive ink, and an ink jet print head including a two component ink-system.Type: GrantFiled: December 23, 2010Date of Patent: February 21, 2017Assignee: SICPA HOLDING SAInventors: Davide Ciampini, Luigina Gino
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Patent number: 9532929Abstract: The present disclosure provides addition-fragmentation oligomers of the general formula: The crosslinking oligomers of this disclosure provide stress relief by including labile crosslinks that can cleave and reform during the polymerization process.Type: GrantFiled: September 5, 2014Date of Patent: January 3, 2017Assignee: 3M Innovative Properties CompanyInventors: Ann R. Fornof, William H. Moser, Ahmed S. Abuelyaman, Guy D. Joly, Larry R. Krepski
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Patent number: 9353257Abstract: A photo-primer composition B is described that includes a specific iodonium salt combined with a hydrogen donor that is a Guerbet alcohol that can also be used as a solvent. The primer system can be used for solving odor problems, particularly after the polymerization/cross-linking of traditional iodonium salts.Type: GrantFiled: October 1, 2013Date of Patent: May 31, 2016Assignee: BLUESTAR SILICONES FRANCE SASInventors: Jean-Marc Frances, Guillaume Pibre
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Patent number: 9081277Abstract: Provided are an actinic-ray- or radiation-sensitive resin composition that excels in the sensitivity, roughness characteristics and exposure latitude, and a method of forming a pattern using the same. The composition includes (A) a resin that when acted on by an acid, is decomposed to thereby increase its solubility in an alkali developer, and (B) a compound that when exposed to actinic rays or radiation, is decomposed to thereby generate an acid, the compound being any of compounds of general formula (1-1) below.Type: GrantFiled: December 22, 2011Date of Patent: July 14, 2015Assignee: FUJIFILM CorporationInventors: Tomoki Matsuda, Akinori Shibuya, Yoko Tokugawa, Shuhei Yamaguchi, Mitsuhiro Fujita
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Patent number: 9069245Abstract: A composition comprising (A) a near-infrared absorbing dye of formula (1), (B) a polymer, and (C) a solvent is used to form a near-infrared absorptive layer. In formula (1), R1 and R2 are a monovalent hydrocarbon group which may contain a heteroatom, k is 0 to 5, m is 0 or 1, n is 1 or 2, Z is oxygen, sulfur or C(R?)(R?), R? and R? are hydrogen or a monovalent hydrocarbon group which may contain a heteroatom, and X? is an anion.Type: GrantFiled: April 21, 2011Date of Patent: June 30, 2015Assignees: SHIN-ETSU CHEMICAL CO., LTD., INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Masaki Ohashi, Seiichiro Tachibana, Kazumi Noda, Shozo Shirai, Takeshi Kinsho, Wu-Song Huang, Dario L. Goldfarb, Wai-Kin Li, Martin Glodde
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Publication number: 20150104650Abstract: An adhesive composition for polarizing plates includes: (A) a non-(meth)acrylate type epoxy compound; (B) a non-epoxy type (meth)acrylate compound; and (C) a (meth)acrylate group-containing epoxy compound. A polarizing plate includes an adhesive layer formed from the adhesive composition on a polarizer, and a protective film on the adhesive layer. A display apparatus includes the polarizing plate.Type: ApplicationFiled: August 27, 2014Publication date: April 16, 2015Inventors: Mi Yeon Yu, Do Heon Lee, Tae Hyun Lee, In Cheon Han
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Publication number: 20150090689Abstract: Described herein are coating compositions for protecting one-glass solution (OGS) glasses and other display glasses during processing. The coatings are non-reactive to typical indium-tin oxide touch components, metal electrodes, and black matrix inks, and can thus be used to over-coat these materials. In one aspect, the coating compositions described herein can be applied by a screen printing application process in a single layer or in multiple layers and are compatible with CNC edge grinding and acid etching. Further, the protective coatings are rigid, but not brittle, and are durable but still able to be processed rapidly. Additionally, the protective coatings are transparent, allowing alignment marks on the substrates to be visible. Finally, the protective coatings can easily be removed after substrate processing has been completed.Type: ApplicationFiled: September 23, 2014Publication date: April 2, 2015Inventors: Diane Kimberlie Guilfoyle, Hsien Li Lu, Timothy Edward Myers, Lu Zhang
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Patent number: 8975003Abstract: The invention provides a photosensitive negative resin composition containing (a) an epoxy-group-containing compound, (b) a first onium salt containing a cation portion structure represented by (b1) and an anion portion structure represented by (b2), and (c) a second onium salt containing a cation portion structure represented by (c1) and an anion portion structure represented by (c2).Type: GrantFiled: December 2, 2011Date of Patent: March 10, 2015Assignee: Canon Kabushiki KaishaInventors: Hyou Takahashi, Masako Shimomura, Ken Ikegame
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Publication number: 20150024141Abstract: Acrylate-containing compositions are photocured by mixing at least one N-oxyazinium salt photoinitiator, a photosensitizer for the N-oxyazinium salt, an N-oxyazinium salt efficiency amplifier, an aromatic heterocyclic, nitrogen-containing base, and one or more photocurable acrylates to form a photocurable composition. This photocurable composition is then irradiated to effect polymerization of the one or more acrylates. This method can be carried out in oxygen-containing environments.Type: ApplicationFiled: October 6, 2014Publication date: January 22, 2015Inventor: Deepak Shukla
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Patent number: 8901198Abstract: Disclosed herein are solventborne liquid UV-curable coating compositions comprising: a radiation curable compound comprising an acrylate-terminated compound having greater than two unsaturated sites, wherein the acrylate-terminated compound comprises a reaction product of reactants comprising: an adduct of a polyisocyanate, wherein the adduct of a polyisocyanate comprises a reaction product of reactants comprising a polyisocyanate comprising greater than two isocyanate groups and a compound having groups reactive with the isocyanate groups of the polyisocyanate; and an active hydrogen-containing acrylate; and a photoinitiator composition that includes a first photoinitiator composition for providing surface cure and a second photoinitiator composition for providing through cure of the resultant coating layer. Also disclosed are related multi-component composite coatings, coated substrates, and methods for coating a substrate.Type: GrantFiled: November 5, 2010Date of Patent: December 2, 2014Assignee: PPG Industries Ohio, Inc.Inventors: Charles M. Kania, Kenneth T. Phelps, Kurt A. Humbert, Todd M. Roper, Jiping Shao, David C. Martin
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Publication number: 20140343185Abstract: The present invention relates to a red photosensitive resin composition for a color filter and an application of the same. The red photosensitive resin composition includes a pigment (A), an alkali-soluble resin (B), a cationic polymerized compound (C), a cationic photo-initiator (D) and an organic solvent (E). The pigment (A) includes a first pigment (A-1), and the first pigment (A-1) is a brominated-diketo-pyrrolo-pyrrole pigment. The aforementioned red photosensitive resin composition is advantageously applied for the color filter with better brightness, contrast, temporal stability of sensitivity and development to resistance.Type: ApplicationFiled: May 6, 2014Publication date: November 20, 2014Applicant: CHI MEI CORPORATIONInventor: Wei-Kai HO
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Publication number: 20140342100Abstract: UV curable coating composition includes a non hydrolyzed epoxy- alkoxy-silane, polyfunctional acrylate and/or epoxy compounds and a cationic and/or free-radical photo-initiator; with polyfunctional acrylate and/or epoxy compounds representing more than 40 weight % of the total dry matter and the composition being without any hydrolyzed epoxy-alkoxy-silane. This composition is coated and cured on an optical substrate.Type: ApplicationFiled: January 3, 2012Publication date: November 20, 2014Applicant: ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)Inventor: Robert Alan Valeri
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Patent number: 8889335Abstract: A radiation-sensitive resin composition includes a compound represented by a formula (1), and a polymer that serves as a base resin. R1 is a monovalent group that includes at least two groups of —CO—, —NH—, —S—, and —SO2—, the at least two groups being each identical or different. A is a divalent hydrocarbon group or a divalent fluorohydrocarbon group having 1 to 5 carbon atoms. R is a fluorine atom or a hydrogen atom. a is an integer from 1 to 4. In a case where a plurality of R are present, each of the plurality of R is either identical or different. M+ is a monovalent cation.Type: GrantFiled: March 8, 2013Date of Patent: November 18, 2014Assignee: JSR CorporationInventor: Ken Maruyama
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Publication number: 20140329023Abstract: Method of producing a high voltage electrical insulation, in that (i) an ultra-violet radiation as well as thermally curable composition, comprising at least one UV-curable and heat-curable epoxy resin, at least one cationic photo-initiator and at least one cationic thermal-initiator, is provided, and that (ii) ultraviolet radiation as well as heat is applied to the curable composition in any desired sequence for a time long enough until complete curing of the curable composition is obtained and products obtained.Type: ApplicationFiled: September 9, 2011Publication date: November 6, 2014Applicant: ABB RESEARCH LTD.Inventors: Anna Di Gianni, Lars E. Schmidt, Patrick Meier, Marco Sangermano
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Publication number: 20140329926Abstract: An object of the present invention is to provide a curable resin composition capable of being quickly cured at a low temperature by irradiation of an active energy ray such as light and having excellent storage stability, and a curing method. Furthermore, in the curable resin composition of the present invention, which uses a component (D) in combination, the active energy ray curability is more improved.Type: ApplicationFiled: December 11, 2012Publication date: November 6, 2014Applicant: THREE BOND FINE CHEMICAL CO., LTDInventor: Manabu Kirino
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Publication number: 20140322550Abstract: Presently described are curable compositions comprising a mixture of at least one (e.g. free-radically) polymerizable ionic liquid and at least one other ethylenically unsaturated monomer, oligomer, or polymer. The polymerizable ionic liquid is characterized as having an air to nitrogen curing exotherm ratio of at least 0.70. Also described are articles and methods of making articles from such curable compositions. A monofunctional polymerizable ionic liquid is also described comprising a non-polymerizable substituted imidazolium cationic group and a polymerizable sulfonate anion.Type: ApplicationFiled: July 15, 2014Publication date: October 30, 2014Inventors: YIZHONG WANG, JOEL D. OXMAN, LARRY R. KREPSKI, PEIWANG ZHU, KEVIN M. LEWANDOWSKI, BRIAN M. HOLMES, RICHARD L. SEVERANCE, JOSEPH D. RULE, THOMAS P. KLUN
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Patent number: 8816211Abstract: The photocuring efficiency of a photoinitiator is increased by mixing it with an organic phosphite and an aldehyde. This mixture or photoinitiator composition can be used to cure acrylates or other photocurable compounds, particularly in an oxygen-containing environment, and the photocurable compositions can be used to form various articles.Type: GrantFiled: February 14, 2011Date of Patent: August 26, 2014Assignee: Eastman Kodak CompanyInventor: Deepak Shukla
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Patent number: 8785515Abstract: Polycyclic aromatic compounds of formula (I) having at least two conjugated aromatic rings at least one of which has a substituent comprising a cyclic carbonate group can be used as sensitizers for cationic photoinitiators, especially iodonium compounds, and may also function as monomers in cationically initiated radiation curable compositions, especially coating compositions, such as printing inks and varnishes.Type: GrantFiled: May 9, 2008Date of Patent: July 22, 2014Assignee: Sun Chemical CorporationInventors: Shaun Lawrence Herlihy, Robert Stephen Davidson
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Publication number: 20140141390Abstract: Various embodiments of the present invention generally relate to a light-cure and dual-cure resin that have low color and is color stable over conventional light, self and dual-cured resins. Additionally, the light-cure resin has enhanced degree of cure over conventional light-cure resins. Finally, due to the low color and enhanced color stability of the dual-cure resins, their inherent property of having lower shrinkage stress as compared to light-cure resins can now be utilized in various dental applications and other resin applications.Type: ApplicationFiled: January 27, 2014Publication date: May 22, 2014Applicant: The Board of Regents of the University of Texas SystemInventors: H. Ralph Rawls, Kyumin Whang, Nasser Barghi, Dong-Hoon Shin, Richard Plymale
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Patent number: 8731366Abstract: The first aspect of the instant claimed invention is a method of formulating radiation curable Supercoatings for application to an optical fiber used in a telecommunications network. A Multi-layer Film Drawdown Method useful in the Method of formulating radiation curable Supercoatings is also described and claimed. Single mode Optical fibers coated with specific radiation curable Supercoatings are also described and claimed.Type: GrantFiled: March 12, 2013Date of Patent: May 20, 2014Assignee: DSM IP Assets B.V.Inventors: Xiaosong Wu, Steven Robert Schmid, Timothy Edward Bishop, John Monroe Zimmerman, Wendell Wayne Cattron, Edward Joseph Murphy, Pratik Shah
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Patent number: 8724956Abstract: The first aspect of the instant claimed invention is a method of formulating radiation curable Supercoatings for application to an optical fiber used in a telecommunications network. A Multi-layer Film Drawdown Method useful in the Method of formulating radiation curable Supercoatings is also described and claimed. Single mode Optical fibers coated with specific radiation curable Supercoatings are also described and claimed.Type: GrantFiled: March 12, 2013Date of Patent: May 13, 2014Assignee: DSM IP Assets B.V.Inventors: Xiaosong Wu, Steven Robert Schmid, Timothy Edward Bishop, John Monroe Zimmerman, Wendell Wayne Cattron, Edward Joseph Murphy, Pratik Shah
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Patent number: 8664291Abstract: Provided is an ultraviolet-curable ink jet ink composition with excellent curability and storage stability, the composition containing a monomer A represented by Formula (I): CH2?CR1—COOR2—O—CH?CH—R3 (wherein R1 represents a hydrogen atom or a methyl group, R2 represents a C2-C20 divalent organic residue, and R3 represents a hydrogen atom or a C1-C11 monovalent organic residue); a (meth)acrylated amine compound; a hindered amine compound other than the (meth)acrylated amine compound; and a photopolymerization initiator.Type: GrantFiled: September 16, 2011Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventors: Hiroaki Kida, Chigusa Sato, Hiroyuki Kajimoto, Toru Saito
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Patent number: 8604612Abstract: Present embodiments are directed to an adhesive and method for assembling a chip package. The adhesive may be used to couple a chip to a substrate, and the adhesive may include an epoxy-based dielectric material, an epoxy resin, a photoacid generator, an antioxidant, and a cold catalyst corresponding to the photoacid generator.Type: GrantFiled: February 19, 2009Date of Patent: December 10, 2013Assignee: General Electric CompanyInventors: Richard Joseph Saia, Thomas Bert Gorczyca
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Publication number: 20130230729Abstract: A coating composition and a floor product are disclosed. The coating composition has a biobased component that includes urethane acrylate, vinyl ether, or polyester acrylate. The coating composition includes at least about 5% by weight of renewable and/or biobased component. The coating composition is radiation curable, formed by acrylating a biobased polyol acrylate, and reacting the biobased polyol acrylate with polyisocyanate to form a biobased resin. The floor product includes a cellulosic substrate and a biobased coating applied to the cellulosic substrate.Type: ApplicationFiled: April 15, 2013Publication date: September 5, 2013Applicant: ARMSTRONG WORLD INDUSTRIES, INC.Inventors: Dong TIAN, Jeffrey S. ROSS, Larry W. LEININGER, Mary Kate BOGGIANO
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Patent number: 8519019Abstract: The invention relates to dental compositions which can be used to produce dental prostheses and for dental restoration.Type: GrantFiled: December 17, 2002Date of Patent: August 27, 2013Assignee: Bluestar Silicones France SASInventors: Didier Dhaler, Jean-Marc Frances
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Publication number: 20130216838Abstract: This invention is related to compositions that can be used to protect surfaces, such as those found on bowling lanes (both synthetic and wood). The compositions are low viscosity and contain little to no VOCs (volatile organic compounds). In one embodiment, the flowable compositions are 100% solids, while in another embodiment, they are solvent-borne compositions that only include VOC-exempt solvents. Regardless of the embodiment, the compositions can be cured via UV LED light to yield scratch, abrasion, and impact resistant coatings.Type: ApplicationFiled: February 20, 2013Publication date: August 22, 2013Applicant: KEGEL, LLCInventor: KEGEL, LLC
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Curable composition, color filter and process for production thereof, and solid-state imaging device
Patent number: 8492071Abstract: A curable composition containing (A) a polymerizable compound having an alkyleneoxy group having two or more carbon atoms, (B) a polymerizable compound lacking an alkyleneoxy group having two or more carbon atoms, (C) an i-line absorber, (D) a photopolymerization initiator, (E) an alkali-soluble resin, and (F) a pigment, wherein a mass ratio [(A)/((A)+(B))] is from 0.5 to 0.9, and an i-line transmittance obtainable when the curable composition is formed into a coating film having a thickness of 0.7 ?m, is 10% or less. The curable composition of the invention has enhanced adhesiveness upon forming a micro pattern, and can reduce development residues in unexposed non-cured areas. The curable composition of the invention is suitable for the use in color filters.Type: GrantFiled: March 27, 2009Date of Patent: July 23, 2013Assignee: FUJIFILM CorporationInventor: Hiroshi Taguchi -
Patent number: 8399533Abstract: A photocurable composition includes at least one N-oxyazinium salt photoinitiator, a photosensitizer for the N-oxyazinium salt photoinitiator, an N-oxyazinium salt efficiency amplifier, and one or more photocurable acrylates. This composition can be cured using irradiation under high efficiency. Curing can be carried out in oxygen-containing environment.Type: GrantFiled: November 15, 2010Date of Patent: March 19, 2013Assignee: Eastman Kodak CompanyInventor: Deepak Shukla
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Patent number: 8383862Abstract: Provided are a salt compound, cationic polymerization initiator and cationically polymerizable composition, which have a superior acid-generating capacity and high sensitivity, and are free from coloration. The salt compound is represented by the following general Formula (1): (wherein, R01 to R05 each independently represents a group selected from a hydrogen atom, a fluorine atom and —YR group, one of the R01 to R05 being a —YR group and at least two of the R01 to R05 being fluorine atoms; Y represents an oxygen atom or a sulfur atom; R represents a C1-C4 alkyl group; Ctp+ represents a p-valent cation, the p being 1 or 2; and n represents a coefficient required for maintaining electrical neutrality).Type: GrantFiled: October 28, 2008Date of Patent: February 26, 2013Assignee: Adeka CorporationInventors: Kentaro Kimura, Shohei Fujita, Tomoya Tamachi
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Patent number: 8377623Abstract: The present invention provides a low viscosity photocurable composition including (i) a cationically curable component comprising a polyglycidyl epoxy compound (ii) a free radically active component (iii) a cationic photoinitiator (v) a free radical photoinitiator and optionally (iv) one or more optional components. The photocurable composition can be cured using rapid prototyping techniques to form clear, colorless three-dimensional articles having excellent mechanical properties.Type: GrantFiled: November 21, 2008Date of Patent: February 19, 2013Assignee: 3D Systems, Inc.Inventor: John Wai Fong
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Patent number: 8344041Abstract: A novel monomer, 1,1,1-tri-[4-(methacryloxyethylaminocarbonyloxy)-phenyl]ethane (MPE) can be used in preparing dental compositions The MPE monomer can be combined into a dental adhesive with hydroxyethyl methacrylate (HEMA) and BisGMA (bisphenol A dimethacrylate). The MPE polymer can be polymerized with a photoinitiator system, such as a system that includes an iodonium salt. The iodonium salt can be diphenyliodonium hexafluorophosphate.Type: GrantFiled: March 31, 2009Date of Patent: January 1, 2013Assignee: University of KansasInventors: Jonggu Park, Paulette Spencer, Elizabeth Murphy Topp, Qiang Ye
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Patent number: 8334025Abstract: The present invention provides a low viscosity photocurable composition including (i) a cationically curable component (ii) a free radically active component (iii) an antimony-free cationic photoinitiator (v) a free radical photoinitiator, and (vi) a toughening agent. The photocurable composition can be cured using rapid prototyping techniques to form three-dimensional articles which can be used in various aerospace and investment casting applications.Type: GrantFiled: October 26, 2006Date of Patent: December 18, 2012Assignee: 3D Systems, Inc.Inventors: John Wai Fong, Richard N. Leyden, Laurence Messe, Ranjana C. Patel, Carole Chapelat
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Patent number: 8314162Abstract: The invention relates to an initiator system comprising a diarylalkylamine compound and a sensitizing agent. The invention also relates to a hardenable composition comprising the initiator system. The invention further relates to the use of the initiator system for initiating the hardening process of a hardenable composition being selected from cationically curing composition(s) and/or radically curing composition(s) or a mixture thereof. The initiator system and the hardening composition can be used in various fields, including the dental and orthodontic area.Type: GrantFiled: May 28, 2009Date of Patent: November 20, 2012Assignee: 3M Innovative Properties CompanyInventors: Bettina Hailand, Adrian S. Eckert, Karsten Dede
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Patent number: 8293809Abstract: An object of the present invention is to provide a novel cationic photopolymerization initiator that efficiently absorbs light and generates protons. As a means of achieving the object above, a preferred cationic photopolymerization initiator of the present invention includes an initiator comprising a bismuthonium salt represented by the following general formula (II): Wherein R11, R12, and R13 may be the same or different and are each an optionally substituted monocyclic aryl group or an optionally substituted monocyclic heteroaryl group, R14 is an optionally substituted fused polycyclic aromatic group or an optionally substituted fused polycyclic heterocyclic group, and X? is an anion associated with a cation.Type: GrantFiled: December 11, 2008Date of Patent: October 23, 2012Assignee: Kyoto UniversityInventors: Yoshihiro Matano, Hiroshi Imahori
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Publication number: 20120251841Abstract: Liquid radiation curable resins for additive fabrication comprising an R-substituted aromatic thioetber triaryl sulfonmm tetrakis(pentafluorophenyl)borate cationic photoinitiator is disclosed. A process for using the liquid radiation curable resins for additive fabrication and three-dimensional articles made from the liquid radiation curable resins for additive fabrication are also disclosed.Type: ApplicationFiled: December 16, 2010Publication date: October 4, 2012Applicant: DSM IP ASSETS, B.V.Inventors: John Edmund Southwell, Jigeng Xu, Kangtai Ren, Ken Dake, Sam East