Monomer Contains Two Or More Ester Groups Patents (Class 526/318.43)
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Patent number: 11745135Abstract: The disclosure relates to the field of heavy metal adsorbents, and a heterogeneous agglomeration adsorbent for heavy metal adsorption, a method for preparing the same, and applications are provided. The heterogeneous agglomeration adsorbent includes the following components according to percentage by weight: 0.005% to 0.01% of polyacrylamide, 0.0005% to 0.001% of calcium chloride, 0.001% to 0.01% of coconut oil fatty acid diethanolamide, and a balance is water.Type: GrantFiled: October 12, 2019Date of Patent: September 5, 2023Assignee: HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Yongchun Zhao, Xiangzheng Cui, Junying Zhang
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Publication number: 20150010863Abstract: There is described use of a biorenewable copolymers in one or more of: in a topical and/or personal care composition, as a binder for toner, as an encapsulating agent for a colorant, as a hybrid colorant, as additive for sheet moulding compounds, as a plastic pigment, as a filler for composite materials such as concrete, as a filler for coatings and/or waxes; and/or as a spacer in a display; where the biorenewable copolymer comprises (a) at least 8. 5 wt-% preferably >=20 wt-% of a higher itaconate diester (preferably dibutyl itaconate—DBI); (b) less than 23 wt-% acid monomer but also sufficient to have an acid value less than 150 mg KOH/g of polymer, (c) optionally with less than 50 wt-% of other itaconate monomers, and (d) optionally less than 77 wt-% of other monomers not (a) to (c). The DBI may be biorenewable. One embodiment is an aqueous dispersion of vinyl sequential polymer of two phases: A) 40 to 90 wt-% of a vinyl polymer A with Tg from ?50 to 30° C.Type: ApplicationFiled: February 4, 2013Publication date: January 8, 2015Inventors: Tijs Nabuurs, Gerardus Cornelis Overbeek, Jeffrey Stubbs, Matthew Stewart Gebhard
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Publication number: 20140370317Abstract: There is described a low number average molecular weight (MN<10 kD) and high glass transition temperature (>75° C.) copolymer (optionally a solid grade oligomer (SGO)) that comprises (a) at least 20 wt-% of itaconate functional monomer(s), (b) not more than 40% of a hydrophilic monomer, preferably an acid functional monomer(s) in an amount sufficient to achieve an acid value from 65 to 325 mg KOH per g of solid polymer; (c) optionally not more than 70% of other monomers not being either (a) or (b), having a max content of vinyl aromatic monomer(s) of 40 wt-% and/or max content of methacrylate(s) of 40 wt-%; where the weight percentages of monomers (a), (b) and (c) are calculated as a proportion of the total amount of monomers in the copolymer being 100%.Type: ApplicationFiled: February 4, 2013Publication date: December 18, 2014Inventors: Tijs Nabuurs, Yvonne Wilhelmina Smak, Gerardus Cornelis Overbeek
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Publication number: 20140286894Abstract: The present disclosure relates generally to crosslinked cation-binding polymers comprising monomers containing carboxylic acid groups, wherein the polymer contains calcium and/or magnesium cations that are counterions to about 15% to about 35% of the carboxylic acid groups in the polymer. The present disclosure also relates to methods of preparation of the polymers, and compositions, formulations, and dosage forms containing the polymers, and methods of using the polymers, compositions, formulations, and/or dosage forms to treat various diseases or disorders, including those involving ion and/or fluid imbalances.Type: ApplicationFiled: January 10, 2012Publication date: September 25, 2014Applicant: Sorbent Therapeutics, Inc.Inventors: Alan D. Strickland, George M. Grass
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Publication number: 20140275460Abstract: The present invention relates to a thickeners that are the polymerization product of a monomer mixture comprising: (a) at least one C3 to C30 olefin; (b) at least one monomer that contains at least one carboxylic acid group; (c) at least one ethylenically unsaturated ester monomer; and (d) one or more crosslinking compounds. Optionally, the above multi-purpose polymer compositions can further include any combination of one or more of: (e) at least one functional monomer; (f) at least one associative hydrophobic monomer; and/or (g) at least one chain transfer agent (CTA) and/or at least one polymeric stabilizer. The thickeners of the present invention are useful in a variety of products including, but not limited to, personal care products, health care products, household care products, institutional and industrial care products, and industrial applications.Type: ApplicationFiled: November 1, 2012Publication date: September 18, 2014Applicant: Lubrizol Advanced Materials, Inc.Inventors: Krishnan Tamareselvy, Robert J. Pafford, IV, Libin Du
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Publication number: 20140243479Abstract: A rheology modifier copolymer of formula (I) wherein A is a macromonomer, B is an acrylic or methacrylic acid or salt thereof, C is a C1-C8 ester of (meth)acrylic acid, D is an associative monomer, and when present E is a crosslinking monomer.Type: ApplicationFiled: September 24, 2012Publication date: August 28, 2014Applicant: Conopco, Inc., d/b/a UNILEVERInventors: Adam Peter Jarvis, Adam John Limer, Martin Swanson Vethamuthu
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Patent number: 8815972Abstract: The present invention relates to ionic silicone hydrogel polymers displaying improved thermal stability. More specifically, the present invention relates to a polymer formed from reactive components comprising at least one silicone component and at least one ionic component comprising at least one anionic group. The polymers of the present invention display good thermal stability and desirable protein uptake.Type: GrantFiled: May 21, 2013Date of Patent: August 26, 2014Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Osman Rathore, Zohra Fadli, Mark Lada, James D. Ford, Azaam Alli, Yongcheng Li
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Publication number: 20140228533Abstract: Provided is a toner for developing an electrostatic image. The toner has excellent heat-resistant storage properties and crush resistance while having sufficient low temperature fixability. The toner for developing an electrostatic image includes toner particles that contain at least a binder resin. The binder resin contains a polymer prepared by polymerizing a polymerizable monomer represented by a following general formula (1). In the general formula (1), R1 and R2 each independently represent an aliphatic hydrocarbon group having 1 to 60 carbon atoms, an aliphatic group wherein some of carbon atoms of the aliphatic hydrocarbon group are substituted with an oxygen atom, or an aromatic hydrocarbon group optionally having the aliphatic hydrocarbon group or the aliphatic group as a substituent; and R3 and R4 each independently represent a hydrogen atom or an aliphatic hydrocarbon group.Type: ApplicationFiled: January 31, 2014Publication date: August 14, 2014Applicant: Konica Minolta, Inc.Inventors: Kazuyoshi GOAN, Mikio KOUYAMA, Hajime TADOKORO
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Patent number: 8710168Abstract: The present invention is a polymer having structural units, units of formula I, units of formula II and units of either formula IIIa or formula IIIb: The polymer improves the low-temperature properties of fuel oils from petroleum sources and especially from vegetable or animal sources.Type: GrantFiled: December 17, 2010Date of Patent: April 29, 2014Assignee: Infineum International LimitedInventors: Carl Waterson, Christopher J. Booth
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Patent number: 8541529Abstract: A positive resist composition including a base component (A) which exhibits increased solubility in an alkali developing solution under action of acid and an acid-generator component (B) which generates acid upon exposure, the base component (A) including a polymeric compound (A1) containing a structural unit (a0) represented by general formula (a0-1) (R2 represents a divalent linking group, and R3 represents a cyclic group containing —SO2— within the ring skeleton thereof) and a structural unit (a1) derived from an acrylate ester containing an acid dissociable, dissolution inhibiting group.Type: GrantFiled: April 24, 2012Date of Patent: September 24, 2013Assignee: Tokyo Ohka Kogyo Co., Ltd.Inventors: Takahiro Dazai, Tomoyuki Hirano, Daiju Shiono, Tasuku Matsumiya
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Publication number: 20130216906Abstract: Provided is a binder for secondary battery electrodes comprising a polymer obtained by polymerizing three or more kinds of monomers with a reactive emulsifying agent. The binder reduces moisture impregnation, improves dispersibility and enhances adhesive force, thus providing a secondary battery with superior safety and cycle characteristics.Type: ApplicationFiled: July 13, 2011Publication date: August 22, 2013Applicant: LG CHEM, LTD.Inventors: MinAh Kang, Young-Min Kim, Chang Bum Ko, Ok Sun Kim
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Patent number: 8513364Abstract: A production method of a water-absorbent resin includes the steps of: obtaining a hydrogel by supplying monomer liquid to a reaction device so that the monomer liquid is polymerized; and detaching the hydrogel from the reaction device, wherein the reaction device's surface in contact with the monomer liquid at a position where polymerization occurs is made of a fluororesin having a melt viscosity of less than 1×108 poise at 380° C. On this account, it is possible to obtain a water-absorbent resin having less amounts of an extractable content with high productivity and it is possible to carry out continuous production for an extended period of time.Type: GrantFiled: January 20, 2006Date of Patent: August 20, 2013Assignee: Nippon Shokubai Co., Ltd.Inventors: Masazumi Sasabe, Sumio Okuda, Yorimichi Dairoku, Shuji Kanzaki, Yoshihiro Kita, Motohiro Imura
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Patent number: 8507620Abstract: The present invention relates to a process for preparing a water absorbent resin, particularly to a process for preparing a water absorbent resin which can resolve the uneven size of the fine pulverized gel-type resin and long pulverizing time those are the problems of prior process for preparing the water absorbent resin, by carrying out the pulverizing process of the gel-type resin divided into the coarse pulverizing process which is carried out with the internal cross-linking polymerization, and the fine pulverizing process. According to the preparation process, it is possible to mass-produce the water absorbent resin showing excellent absorption under pressure and low extractable content.Type: GrantFiled: June 7, 2011Date of Patent: August 13, 2013Assignee: LG Display Co., Ltd.Inventors: Jun-Kyu Kim, Jong-Hyuk Kwon, Young-Jae Hur, Yun-Kyung Do
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Publication number: 20130203866Abstract: The invention relates to a polymer which can be obtained by radical emulsion polymerization of at least one acidic vinyl monomer or salt thereof, at least one non-ionic vinyl monomer, in particular preferably a hydrophobic non-ionic vinyl monomer, at least one monomer containing an unsaturated terminal group and a polyoxyalkyene portion, at least one crosslinking monomer, optionally a protective colloid, and is characterized in that the polymerization is controlled such that the gelling effect occurs at least at times, which is achieved by the monomer addition (dosing time) taking place for 40 minutes, particularly preferably for 30 minutes.Type: ApplicationFiled: March 21, 2011Publication date: August 8, 2013Inventors: Vesna Aleksandrovic-Bondzic, Sascha Mertens, Stephan Foerster
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Publication number: 20130165263Abstract: The present invention provides a resin composition for a golf ball and a golf ball which have high resilience while maintaining soft compression and also have low spin on driver shots, and therefore can achieve a long flight distance. The present invention relates to a resin composition for a golf ball, including an ionomer resin consisting of a metal ion-neutralized copolymer of (A) a C3-8 ?,?-unsaturated carboxylic acid and (B) a C3-8 ?,?-unsaturated carboxylic acid ester, the ionomer resin having a mass ratio of (A)/(B) of 10/90 to 25/75, and a degree of neutralization of 30 to 105 mol %.Type: ApplicationFiled: December 26, 2012Publication date: June 27, 2013Applicant: DUNLOP SPORTS CO. LTD.Inventor: Dunlop Sports Co. Ltd.
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Publication number: 20130108817Abstract: The invention relates to compounds for producing polymethacrylimide foam materials (PMI foams) with particularly good mechanical properties, in particular with a particularly advantageous elongation at tear. The invention further relates to methods for producing, processing, and using said foam materials. In particular, the invention relates to novel materials, the propensity of which to form tears is clearly reduced in comparison to the prior art. This is tantamount to an elongation at tear that is higher in comparison to the prior art.Type: ApplicationFiled: June 29, 2011Publication date: May 2, 2013Applicant: Evonik Roehm GmbHInventors: Kay Bernhard, Mathias Hempler, Werner Geyer, Thomas Barthel, Torsten Jahn
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Publication number: 20130040870Abstract: The invention relates to copolymers which contain a) at least 15% by weight units of an ethylenically unsaturated carboxylic acid, b) at least 15% by weight units of a C4-C8-alkylacrylats, c) less than 5% by weight units of methyl methacrylate, and are used as thickeners in liquid textile detergents. The copolymers can additionally contain units of a non-ionic ethylenically unsaturated surfactant monomer that are incorporated by polymerization. The thickeners are characterized by high thickening action, high shear thinning and low graying of the laundry after the washing process.Type: ApplicationFiled: February 11, 2011Publication date: February 14, 2013Applicant: BASF SEInventors: Christofer Arisandy, Kati Schmidt, Reinhold J. Leyrer
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Patent number: 8329845Abstract: The present invention provides a divided redox-curing type composition including a first part in which at least an oxidizing agent (b) is dissolved in a first radical monomer including a radical monomer (a) having an acidic group and/or a hydrophilic group; and a second part in which at least an aromatic sulfinate (d) is dispersed in a second radical monomer including a radical monomer (c) having neither an acidic group nor a hydrophilic group. According to the present invention, a redox-curing type composition capable of securing a time necessary for an adhesion operation and exhibiting high bond strength not only at the initial stage of adhesion but also over a long period of time thereafter in application to a wetting material such as a tooth or a bone as well as a tooth crown repairing material such as a metal or porcelain.Type: GrantFiled: January 16, 2008Date of Patent: December 11, 2012Assignee: Kuraray Noritake Dental Inc.Inventors: Mitsuru Takei, Hidemi Nakayama, Hiroki Shinoda
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Patent number: 8227560Abstract: The present invention relates to methods and polymers based upon vinyl type monomers that contain pendant carboxylic acid groups and ester group functionality. The polymers may be prepared under selected conditions of partial neutralization to provide relatively high conversions and/or relatively high values of molecular weight and/or selected amounts of repeating unit tacticity.Type: GrantFiled: March 8, 2011Date of Patent: July 24, 2012Assignee: University of New HampshireInventors: Yvon Durant, Ming Cao, Mathieu Chirat
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Publication number: 20120100358Abstract: The invention relates to a method for preparing molecular imprint polymers (MIP) by radical polymerisation that uses at least one primer including at least two chemical functions capable of forming reactive radicals, thereby providing a locally high radical concentration for priming the polymerisation on or about the imprint entity or molecule. The invention also relates to molecular imprint polymers (MIP) that can be obtained by the method of the invention, and to the use thereof in the production of biomimetic biosensors, biomimetic biochips, chemical sensors, specific adsorption separation devices, as a coating, particularly for releasing active ingredients.Type: ApplicationFiled: September 1, 2009Publication date: April 26, 2012Applicant: Universite De Technologie De Compiegne - UTCInventors: Karsten Haupt, Arnaud Cutivet, Jeanne Bernadette Tse Sum Bui, Pinar Cakir
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Patent number: 8119039Abstract: A transparent conductive substrate using allyl ester heat-curable resin, including a compound having a group represented by formula (2) as terminus and a group represented by formula (3) as repeating unit, where R3, A2, and A3 in the formulae have the same meanings as defined in the specification.Type: GrantFiled: April 5, 2007Date of Patent: February 21, 2012Assignee: Showa Denko K.K.Inventors: Yasushi Kadowaki, Kazufumi Kai
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Patent number: 8044148Abstract: The present invention relates to a modified styrene-maleic acid copolymer obtained by reacting a carboxylic acid group in a styrene-maleic acid copolymer with a halogen and/or epoxy compound. The modified styrene-maleic acid copolymer is useful as a low profile additive for a thermosetting resin, a water-absorbing material, etc.Type: GrantFiled: November 22, 2005Date of Patent: October 25, 2011Assignees: Panasonic Electric Works Co., Ltd., International Center For Environmental Technology TransferInventors: Takeshi Yoshimura, Tetsuya Maekawa, Takaharu Nakagawa, Toyoyuki Urabe
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Patent number: 7985818Abstract: Methods for removing safrole from a sample, molecular imprinted copolymers that bind safrole, and methods of making the same are provided.Type: GrantFiled: April 10, 2006Date of Patent: July 26, 2011Assignee: R.J. Reynolds Tobacco CompanyInventor: Svetlana I. Pertsovich
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Patent number: 7947795Abstract: A polymer for filling gaps in a semiconductor substrate and a composition using the polymer are provided. According to the composition, holes having a diameter of 100 nm or less and an aspect ratio (i.e. a ratio between the diameter and height of the holes) of 1 or higher in semiconductor substrates can be substantially completely filled by common spin coating without formation of defects, e.g., air voids, the film can be dissolved by an aqueous alkaline solution (i.e. a developing solution) until a desired thickness is reached, the film is highly resistant to isopropyl alcohol (IPA) and plasma etching after curing by baking, and residue can be rapidly removed from the inside of the holes by ashing.Type: GrantFiled: June 23, 2006Date of Patent: May 24, 2011Assignee: Cheil Industries Inc.Inventors: Hyun Hoo Sung, Jong Seob Kim, Sun Yul Lee, Seung Bae Oh, Dae Yun Kim
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Patent number: 7915365Abstract: The present invention relates to methods of forming absorbent materials and polymers used in absorbent materials, which are based upon vinyl type monomers that contain pendant carboxylic acid groups and ester group functionality. The polymers may be prepared under selected conditions of partial neutralization to provide relatively high conversions and/or relatively high values of molecular weight and/or selected amounts of repeating unit tacticity. The polymers may then be used in absorbing materials.Type: GrantFiled: September 30, 2009Date of Patent: March 29, 2011Assignee: University of New HampshireInventors: Yvon Durant, Ming Cao, Mathieu Chirat
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Patent number: 7910677Abstract: The present invention relates to methods and polymers based upon vinyl type monomers that contain pendant carboxylic acid groups and ester group functionality. The polymers may be prepared under selected conditions of partial neutralization to provide relatively high conversions and/or relatively high values of molecular weight and/or selected amounts of repeating unit tacticity. The polymers may then be used in detergent formulations.Type: GrantFiled: September 30, 2009Date of Patent: March 22, 2011Assignee: University of New HampshireInventors: Yvon Durant, Ming Cao, Mathieu Chirat
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Patent number: 7872077Abstract: Grafted polymers which are the reaction products of: (a) (Meth)acrylic acid and (b) Non-symmetric maleates according to general formula (I), in which R1 stands for a linear or branched alk(en)yl radical having 1 to 22 carbon atoms and 0 or 1 double bond, while n and m independently represent integers between 0 and 200, on condition that the sum (n+m) is different from 0 are disclosed. Methods of making and using the grafted polymers are also disclosed.Type: GrantFiled: January 15, 2008Date of Patent: January 18, 2011Assignee: Cognis IP Management GmbHInventors: Stephanie Merlet, Florence Andrioletti, William LaMarca, Benoit Abribat
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Patent number: 7763688Abstract: The present invention describes the synthesis of solvent soluble copolymers containing multiple unsaturations. These copolymers contain reactive vinyl groups, which can be further reacted in a second stage polymerization. The process involves copolymerization of a vinyl monomer with an inclusion complex of a monomer having multiple unsaturations and a cyclic macromolecular compound to yield soluble polymers. These polymers may be cast into films, membranes or may be converted in micro or nanoparticles and then crosslinked in a second step polymerization.Type: GrantFiled: October 24, 2008Date of Patent: July 27, 2010Assignee: Council of Scientific and Industrial ResearchInventors: Mohan G. Kulkarni, Rohini N. Karmalkar, Sunita S. Satav
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Patent number: 7732545Abstract: An aqueous dispersion is prepared by subjecting (meth)acrylate containing a polyfluoroalkyl group and a polymerizable monomer containing no fluorine atom to an emulsification treatment in the presence of a surfactant and a polypropyleneglycol-based compound having a molecular weight of 250 to 5,000, followed by copolymerization reaction in the presence of a polymerization initiator. The resulting aqueous dispersion, even if prepared from (meth)acrylate copolymer containing mixed perfluoroalkyl groups including perfluoroalkyl groups having 12 or more carbon atoms as polyfluoroalkyl groups, has a distinguished emulsion stability and thus can be effectively used as a water and oil repellent, etc.Type: GrantFiled: January 21, 2004Date of Patent: June 8, 2010Assignee: Unimatec Co., Ltd.Inventors: Toshimasa Sagawa, Haruyoshi Tatsu, Masayosi Horiuti
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Patent number: 7728088Abstract: The invention relates to a method of preparing statistical microgels. The inventive method comprises a step involving the radical polymerisation of a composition containing: at least one monoethylenically-unsaturated monomer, at least one multiethylenically-unsaturated monomer, a free radical source and a control agent. The invention also relates to first generation microgels thus prepared and all the compounds resulting from said microgels (next-generation microgels).Type: GrantFiled: July 21, 2003Date of Patent: June 1, 2010Assignee: Rhodia OperationsInventors: Mathias Destarac, Bruno Bavouzet, Daniel Taton
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Patent number: 7683203Abstract: The polymerizable compound of the present invention is represented by general formula (1) below and can provide a composition that is polymerizable near ambient temperature and exists in a liquid crystal phase at low temperatures. The composition and a (co)polymer of the polymerizable compound of the present invention are liquid crystal substances useful as optically anisotropic materials. (In the formula, each of rings A1 to A3 represents a benzene ring, cyclohexane ring, etc.; each of X to Z represents a C1-8 alkyl or alkoxy group, C2-6 alkenyl group, halogen atom, cyano group, or CH2?CR3—COO—; each of R1 to R3 represents a hydrogen atom, methyl group, or halogen atom; each of L1 to L3 represents —CH2CH2COO—, —COO—, —OCO—, —CH2CH2—, —O(CH2)f— (herein, f=1-8), etc.; n represents 0 or 1; and a to c represent such numbers that the polymerizable compound has at least one or more of any of X, Y, and Z).Type: GrantFiled: October 31, 2005Date of Patent: March 23, 2010Assignee: Adeka CorporationInventors: Masatomi Irisawa, Tatsunori Kobayashi, Mineki Hasegawa
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Patent number: 7592405Abstract: A fluorine-containing photocurable composition containing a (meth)acrylate having a fluorinated alkyl group (A) and a photopolymerization initiator (B). The (meth)acrylate (A) includes a group represented by general formula (1) and two or more (meth)acryloyl groups, and a fluorine atom content in one molecule of the acrylate is 25% by weight or more, and molecular weight of the (meth)acrylate is 500 to 4000 (in the general formula (1), R represents a hydrogen atom or alkyl group having 1 to 4 carbon atoms; X represents an alkylene chain, which may have a hetero atom, or a connecting group represented by the following general formula (2); and Rf represents a fluorinated alkyl group) (in the formula (2), Y represents an oxygen atom or a sulfur atom, m and n are an integer of 1 to 4 which may be the same as or different from each other; and Rf1 is a fluorinated alkyl group).Type: GrantFiled: November 18, 2004Date of Patent: September 22, 2009Assignee: DIC CorporationInventors: Tsuneyuki Otaguro, Hiroshi Kinoshita, Kiyofumi Takano, Hirofumi Yamaguchi
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Publication number: 20090234046Abstract: The invention relates to a copolymer, said copolymer consisting of, as structural units, (i) 0.1 to 50 mole % of units derived from an ethylenically unsaturated monomer (a) having per one mole thereof 25 to 300 moles of C2-C3 oxyalkylene groups; (ii) 0.1 to 49.9 mole % of units derived from a monomer (b) of an alkyl, alkenyl or hydroxyalkyl ester of an ethylenically unsaturated mono- or di-carboxylic acid; (iii) 0.1 to 90 mole % units derived from a monomer (c) selected from the group consisting of an ethylenically unsaturated monocarboxylic acid, a salt thereof, an ethylenically unsaturated dicarboxylic acid, an anhydride thereof and a salt thereof; (iv) optionally up to 30 mole % of other monomers. Said copolymer can be used as a concrete and/or mortar admixture that allows optimal flow ability and, at the same time, can maintain a specific consistency, fluidity and workability of the concrete independently of the cement type.Type: ApplicationFiled: April 27, 2006Publication date: September 17, 2009Inventors: Tatsuo Izumi, Carsten Zanders, Marion Jansen-Bockting, Stefan Dikty
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Patent number: 7547476Abstract: Polymerizable compositions comprising nanopartilces particularly useful for brightness enhancing films.Type: GrantFiled: October 12, 2007Date of Patent: June 16, 2009Assignee: 3M Innovative Properties CompanyInventors: Clinton L. Jones, David B. Olson, Emily S. Goenner, Brant U. Kolb, John T. Brady
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Patent number: 7498395Abstract: A method of preparing a (meth)acrylate functionalized polymer comprising the steps of mixing together a monofunctional vinylic monomer with from 0.3-100% w/w (based on monofunctional monomer) of a polyfunctional vinylic monomer and from 0.0001-50% w/w of a chain transfer agent, reacting said mixture to form a polymer and terminating the polymerization reaction before 99% conversion. The resulting polymers are useful as components of surface coatings and inks, as moulding resins or in curable compounds, e.g. curable moulding resins or photoresists.Type: GrantFiled: March 8, 2004Date of Patent: March 3, 2009Assignee: Lucite International UK Ltd.Inventors: Michael S. Chisholm, Andrew T. Slark
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Patent number: 7470744Abstract: A copolymer useful as a demulsifier or water clarifier may be prepared by polymerizing at least one aromatic monomer having one or more polymerizable double bonds; at least one oleophilic monomer having one or more polymerizable double bonds; at least one ionizable monomer having a polymerizable double bond; and at least one hydrophilic monomer having one or more polymerizable double bonds, under polymerization conditions sufficient to prepare a copolymer. The copolymer may, in some embodiments, be prepared and used as a latex.Type: GrantFiled: April 12, 2006Date of Patent: December 30, 2008Assignee: Baker Hughes IncorporatedInventor: Jacqueline Behles
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Publication number: 20080287631Abstract: A process for producing water-absorbing polymeric particles comprises the steps of i) drying a hydrogel to produce a dried hydrogel, ii) separating incompletely dried polymeric particles from the dried hydrogel, and iii) drying the separated-off incompletely dried polymeric particles, wherein the separated incompletely dried polymeric particles are comminuted before said drying iii).Type: ApplicationFiled: November 10, 2006Publication date: November 20, 2008Applicant: BASF SEInventor: Meinhard Nitschke
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Patent number: 7452634Abstract: Disclosed is a polymer electrolyte composition for a rechargeable lithium battery including a multifunctional monomer represented by formula 1, a polymer initiator, a non-aqueous organic solvent, and a lithium salt: where A is one represented by one of formulae 1a, 1b, or 1c; where n is an integer of 1 to 10; R1 to R7 are the same or are independently selected from H, C1 to C3 alkyls, and C?N; and X is a C1 to C20 aliphatic or aromatic carbon, or polyether.Type: GrantFiled: September 23, 2004Date of Patent: November 18, 2008Assignee: Samsung SDI Co., Ltd.Inventors: Yong-Beom Lee, Eui-Hwan Song
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Patent number: 7393908Abstract: The invention relates to a cross-linked, water-swellable polymer that contains polymerized into it moieties of a) water-soluble, monoethylenically unsaturated monomers, and b) 0.001 to 5 mole % based on the monomers a) of a cross-linking combination, b1) a frist cross-linking agent with at least two (meth)acrylic ester moieties in the molecule and b2) a second cross-linking agent with at least two (meth)allyloxy moieties in the molecule, the molar ratio of b1) to b2) ranging from 0.7:1 to 10:1. The polymer according to the invention has a balanced property profile as regards absorptivity, gel strength, absorption speed and extractable componenents and can be advantageously produced by a continuous method.Type: GrantFiled: October 17, 2001Date of Patent: July 1, 2008Assignee: BASF AktiengesellschaftInventors: Wilfried Heide, Stefan Wickel, Thomas Daniel, Uwe Stüven
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Patent number: 7388064Abstract: An ester derivant having a crystal structure in which the molecules in two adjacent molecule planes are antiparallel is created from a carboxylic acid having carbon-carbon double bond and a compound having a functional group that can react to a carboxyl group of the carboxylic acid. The crystal of the ester derivant is then subjected to light irradiation or heating.Type: GrantFiled: May 8, 2003Date of Patent: June 17, 2008Assignee: Japan Science and Technology AgencyInventors: Akikazu Matsumoto, Toshihiro Tanaka
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Publication number: 20080097059Abstract: A resin composition for making a loudspeaker cone, including from 50 to 99.9 weight parts of an alkyl acrylate (A) represented by the following formula (I), from 0.1 to 50 weight parts of a vinyl unsaturated monomer (B), and an emulsifying agent (C) present in an amount of from 0.1 to 10 weight parts based on the combined weight parts of (A) and (B), wherein R1 represents a hydrogen atom, or a C1-C12 linear or branched alkyl group, alkenyl group, alkynyl group or alcoholic group, and R2 represents a hydrogen atom, or a C1-C3 linear or branched alkyl group.Type: ApplicationFiled: October 20, 2006Publication date: April 24, 2008Inventors: Wen-Shyang Hsu, Hiroshi Ohara
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Patent number: 7282272Abstract: Polymerizable compositions comprising nanopartilces particularly useful for brightness enhancing films.Type: GrantFiled: March 11, 2005Date of Patent: October 16, 2007Assignee: 3M Innovative Properties CompanyInventors: Clinton L. Jones, David B. Olson, Emily S. Goenner, Brant U. Kolb, John T. Brady
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Patent number: 7264866Abstract: The object of the present invention is to provide a laminated film excellent in light resistance, scratch resistance, transparency, dimensional stability and adhesion to a hard coating layer. The present invention is a laminated film comprising a base material layer, an easily adhering layer and a hard coating layer, wherein the easily adhering layer is formed on the base material layer and the hard coating layer is formed on the easily adhering layer, and further wherein (1) the base material layer is formed of a polyester resin formed from naphthalenedicarboxylic acid as a main dicarboxylic acid component and ethylene glycol as a main glycol component, (2) the hard coating layer has an ultraviolet absorbing function and has a pencil hardness of H or higher on the hard coating layer surface, and (3) said laminated film has a variation (?b*) of less than 2.0 between transmittance b* values obtained before and after a 300 hours' xenon arc test of said laminated film.Type: GrantFiled: January 20, 2004Date of Patent: September 4, 2007Assignee: Teijin Dupont Films Japan LimitedInventors: Katsuyuki Hashimoto, Makoto Handa
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Patent number: 7250481Abstract: Unsaturated acids are esterified with polyalcohols. The resulting reaction mixtures have utility.Type: GrantFiled: June 6, 2003Date of Patent: July 31, 2007Assignee: BASF AktiengesellschaftInventors: Thomas Jaworek, Thomas Daniel, Lothar Wolf, Rainer Koeniger, Reinhold Schwalm, Gabriele Hartmann, Stefan Wickel
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Patent number: 7208334Abstract: Disclosed is an acid etching resistance material comprising a compound having a repeating unit represented by the following general formula (1): (in the general formula (1), R1 is a hydrogen atom or methyl group; R3 is a cyclic group selected from an alicyclic group and an aromatic group; R4 is a polar group; R2 is a group represented by the following general formula (2); and j is 0 or 1): (in the general formula (2), R5 is a hydrogen atom or methyl group).Type: GrantFiled: February 14, 2005Date of Patent: April 24, 2007Assignee: Kabushiki Kaisha ToshibaInventors: Koji Asakawa, Kenichi Ohashi, Akira Fujimoto, Takashi Sasaki
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Patent number: 7025794Abstract: This invention relates to compounds of formula: wherein A is an unsaturated alkylene moiety; B the residue of a polyol wherein one hydroxyl moiety is esterified with one carboxyl moiety of the phthalic acid moiety; D is the residue of a polyol wherein one hydroxyl moiety is esterified with another carboxyl moiety of the phthalic acid moiety, and another hydroxyl moiety is esterified with one carboxyl moiety of the unsaturated alkylene moiety; E is the residue of polyol wherein one hydroxyl moiety is esterified with another carboxyl moiety of the unsaturated alkylene moiety; and M is a cation. The compounds can be used alone, or polymerized, or polymerized and combined with other polymers, to form effective stain and soil repellent compositions.Type: GrantFiled: December 30, 2004Date of Patent: April 11, 2006Assignee: Peach State Labs, Inc.Inventors: Michael S. Williams, Thomas N. Sargent
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Patent number: 6872793Abstract: Disclosed are soft, high refractive index device materials having improved strength. The materials contain microphase-separated aliphatic and aromatic domains.Type: GrantFiled: July 16, 2004Date of Patent: March 29, 2005Assignee: Alcon, Inc.Inventor: Douglas C. Schlueter
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Publication number: 20040236052Abstract: Biodegradable anionic polymers are disclosed which include recurring polymeric subunits preferably made up of dicarboxylic monomers such as maleic anhydride, itaconic anhydride or citraconic anhydride. Free radical polymerization is used in the synthesis of the polymers. The polymers may be complexed with ions and/or mixed with fertilizers or seeds to yield agriculturally useful compositions. The preferred products of the invention may be applied foliarly or to the earth adjacent growing plants in order to enhance nutrient uptake by the plants.Type: ApplicationFiled: March 5, 2004Publication date: November 25, 2004Inventors: John Larry Sanders, Grigory Mazo, Jacob Mazo
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Publication number: 20040226331Abstract: Biodegradable anionic polymers are disclosed which include recurring polymeric subunits preferably made up of dicarboxylic monomers such as maleic anhydride, itaconic anhydride or citraconic anhydride. Free radical polymerization is used in the synthesis of the polymers. The polymers may be complexed with ions and/or mixed with fertilizers or seeds to yield agriculturally useful compositions. The preferred products of the invention may be applied foliarly or to the earth adjacent growing plants in order to enhance nutrient uptake by the plants.Type: ApplicationFiled: March 17, 2004Publication date: November 18, 2004Inventors: John Larry Sanders, Grigory Mazo, Jacob Mazo
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Publication number: 20040230020Abstract: Biodegradable anionic polymers are disclosed which include recurring polymeric subunits preferably made up of dicarboxylic monomers such as maleic anhydride, itaconic anhydride or citraconic anhydride. Free radical polymerization is used in the synthesis of the polymers. The polymers may be complexed with ions and/or mixed with fertilizers or seeds to yield agriculturally useful compositions. The preferred products of the invention may be applied foliarly or to the earth adjacent growing plants in order to enhance nutrient uptake by the plants.Type: ApplicationFiled: March 19, 2004Publication date: November 18, 2004Inventors: John Larry Sanders, Grigory Mazo, Jacob Mazo