Patents by Inventor Peter Cheshire Hupfield
Peter Cheshire Hupfield has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9988759Abstract: A surface treatment agent, which can impart the excellent water- and oil-repellency, soil resistance and feeling to the substrate, is obtained from a fluorine-containing polymer which contains: (A) a monomer which comprises; (A1) a fluorine-containing monomer of the formula: CH2?C(—X)—C(?O)—Y—Z—Rf wherein X is a hydrogen atom, a monovalent organic group, or a halogen atom, Y is —O— or —NH—, Z is a direct bond or a divalent organic group, and Rf is a fluoroalkyl group having 1 to 20 carbon atoms, and (A2) a (meth)acrylate monomer having a cyclic hydrocarbon group, and (B) at least one functional organopolysiloxane selected from the group consisting of a mercapto-functional organopolysiloxane, a vinyl-functional organopolysiloxane, a (meth)acrylamide-functional organopolysiloxane and a (meth)acrylate-functional group.Type: GrantFiled: September 11, 2009Date of Patent: June 5, 2018Assignees: Dow Silicones Corporation, Daikin Industries, Ltd.Inventors: Shinichi Minami, Takashi Enomoto, Tetsuya Masutani, Masahiro Miyahara, Mitsuhiro Usugaya, Rumi Takeuchi, Ikuo Yamamoto, Peter Cheshire Hupfield
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Patent number: 9947858Abstract: The present invention provides a curable organopolysiloxane composition capable of producing a cured article that can be used as a transducer and provided with excellent mechanical characteristics and/or electrical characteristics. The present invention also relates to a novel curable organopolysiloxane composition for transducer use comprising a curable organopolysiloxane composition, dielectric inorganic fine particles having a specific dielectric constant of greater than or equal to 10, and fine particles having a specific dielectric constant of less than 10.Type: GrantFiled: December 26, 2013Date of Patent: April 17, 2018Assignees: DOW CORNING CORPORATION, DOW CORNING TORAY CO., LTD.Inventors: Toyohiko Fujisawa, Hiroshi Fukui, Haruhiko Furukawa, Peter Cheshire Hupfield, Hong Sub Kim, Eiji Kitaura, Kent R. Larson, Wataru Nishiumi, Takuya Ogawa, Masayuki Onishi, Kouichi Ozaki, Keiji Wakita
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Patent number: 9879126Abstract: The present invention provides a curable organopolysiloxane composition capable of producing a cured article that can be used as a transducer and provided with excellent mechanical characteristics and/or electrical characteristics. The present invention also relates to a novel curable organopolysiloxane composition for transducer use comprising a curable organopolysiloxane composition and a compound having a highly dielectric functional group.Type: GrantFiled: December 26, 2013Date of Patent: January 30, 2018Assignees: DOW CORNING CORPORATION, DOW CORNING TORAY CO., LTD.Inventors: Haruhiko Furukawa, Peter Cheshire Hupfield, Hong Sub Kim, Eiji Kitaura, Kent R. Larson, Wataru Nishiumi, Takuya Ogawa, Kouichi Ozaki, Son Thanh Phan, Keiji Wakita
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Patent number: 9677220Abstract: Disclosed is a fluorine-containing polymer prepared by polymerizing (I) a polyfluoroalkyl group-containing (meth)acrylate which is substituted at alpha-position, in the presence of (II) a blocked isocyanate compound. A water- and oil-repellent composition containing the fluorine-containing polymer can impart the excellent water- and oil-repellency, and excellent durability thereof to substrates.Type: GrantFiled: November 18, 2010Date of Patent: June 13, 2017Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Norimasa Uesugi, Kouji Kubota, Ikuo Yamamoto, Peter Cheshire Hupfield
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Patent number: 9523004Abstract: A surface treatment composition comprising (i) an organosilicon compound having an alkoxysilane functional group at the end of a fluorocontaining polyether chain and (ii) fluorocontaining polyether compound s, wherein a content of the fluorocontaining polyether compounds in the surface treatment composition is less than 25 mol % based on the surface treatment composition.Type: GrantFiled: November 10, 2010Date of Patent: December 20, 2016Assignees: ESSILOR INTERNATIONAL, DOW CORNING CORPORATION, DAIKIN INDUSTRIES, LTD.Inventors: Gregory Hervieu, Pierre-Jean Calba, Don Lee Kleyer, Masayuki Hayashi, Peter Cheshire Hupfield, Tomohiro Yoshida, Yasuo Itami, Masahiko Maeda, Tetsuya Masutani
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Patent number: 9365714Abstract: Disclosed is a fluorine-containing polymer prepared by polymerizing: (I) a polyfluoroalkyl group-containing (meth)acrylate, in the presence of: (II) an isocyanate compound blocked with a pyrazole compound or a malonate ester. A water- and oil-repellent composition containing the fluorine-containing polymer can impart the excellent water- and oil-repellency, and excellent durability thereof to substrates.Type: GrantFiled: November 18, 2010Date of Patent: June 14, 2016Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Norimasa Uesugi, Masashi Nanri, Ikuo Yamamoto, Peter Cheshire Hupfield
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Patent number: 9249164Abstract: A process for preparing an acryloyloxysilane, the process comprising reacting a metal salt of a carboxylic acid having the formula [CR22?CR1COO?]aMa+ (I), with a haloorganoalkoxysilane having the formula XR3Si(OR4)nR53—n (II) in the presence of mineral spirits and a phase transfer catalyst at a temperature of from 50 to 160° C. to form a mixture comprising an acryloyloxysilane and a metal halide having the formula Ma+X?a (III), wherein R1 is H or C1-C6 hydrocarbyl, each R2 is independently R1 or [COO?]aMa+, Ma+ is an alkali metal cation or alkaline earth metal cation, a is 1 or 2, X is halo, R3 is C1-C6 hydrocarbylene, each R4 is independently C1-C10 Q hydrocarbyl, each R5 is independently R1 and n is an integer from 1 to 3.Type: GrantFiled: September 20, 2011Date of Patent: February 2, 2016Inventors: Peter Cheshire Hupfield, Xiaobing Zhou
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Publication number: 20150380636Abstract: The present invention provides a curable organopolysiloxane composition capable of producing a cured article that can be used as a transducer and provided with excellent mechanical characteristics and/or electrical characteristics. The present invention also relates to a novel curable organopolysiloxane composition for transducer use comprising a curable organopolysiloxane composition, dielectric inorganic fine particles having a specific dielectric constant of greater than or equal to 10, and fine particles having a specific dielectric constant of less than 10.Type: ApplicationFiled: December 26, 2013Publication date: December 31, 2015Inventors: Toyohiko Fujisawa, Hiroshi Fukui, Haruhiko Furukawa, Peter Cheshire Hupfield, Hong Sub Kim, Eiji Kitaura, Kent R. Larson, Wataru Nishiumi, Takuya Ogawa, Masayuki Onishi, Kouichi Ozaki, Keiji Wakita
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Publication number: 20150344671Abstract: The present invention provides a curable organopolysiloxane composition capable of producing a cured article that can be used as a transducer and provided with excellent mechanical characteristics and/or electrical characteristics. The present invention also relates to a novel curable organopolysiloxane composition for transducer use comprising a curable organopolysiloxane composition and a compound having a highly dielectric functional group.Type: ApplicationFiled: December 26, 2013Publication date: December 3, 2015Inventors: Haruhiko Furukawa, Peter Cheshire Hupfield, Hong Sub Kim, Eiji Kitaura, Kent R. Larson, Wataru Nishiumi, Takuya Ogawa, Kouichi Ozaki, Son Thanh Phan, Keiji Wakita
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Patent number: 9175177Abstract: There is provided a polyester coating composition having excellent action of preventing deposition of outdoor stain and stain caused by rainfall, being capable of extending a period of time (pot life) from the mixing to the coating, and comprising (A) a polyester resin, (B) one or more of fluorine-containing organosilicon compounds having a fluorine content of 5 to 30% by mass, (C) one or more of aliphatic hydrocarbon compounds having hydroxyl group and 1 to 10 carbon atoms, in which a part of hydrogen atoms bonded to carbon atom may be substituted by fluorine atoms and/or one or more of alkoxy compounds having 2 to 10 carbon atoms, in which a part of hydrogen atoms bonded to carbon atom may be substituted by fluorine atoms, and (D) an organic solvent.Type: GrantFiled: January 18, 2008Date of Patent: November 3, 2015Assignees: DAIKIN INDUSTRIES, LTD., DOW CORNING CORPORATIONInventors: Masaru Nagato, Masahiko Maeda, Tetsuya Masutani, Satoshi Onodera, Eiji Kitaura, Motoshi Sasaki, Peter Cheshire Hupfield
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Patent number: 9127114Abstract: There is provided a curable fluorine-containing polymer composition which is quickly cured at relatively low temperatures by hydrosilylation reaction and provides a coating film which has high hardness, excellent solvent resistance and flexibility. The curable fluorine-containing polymer composition comprises a fluorine-containing polymer comprising a fluorinated ethylenic monomer unit and a non-fluorinated ethylenic monomer unit, in which a part or the whole of the non-fluorinated ethylenic monomer units is a unit represented by the formula: wherein R1 is hydrogen or methyl; R2 is a hydrocarbon group having ethylenic C?C; X is —C(O)NH— or —C(O)—; R3 is —O—, —O[CH(R4)]mO—, —(CH2)mO—, —OC(O)—(CH2)mO— or —(CH2)mOC(O)—(CH2)nO—, where R4 is —H, —OH, —CH2OH or —O—X—R2, a siloxane compound having hydrogen atom bonded to silicon atom, and a catalyst for hydrosilylation reaction.Type: GrantFiled: October 12, 2007Date of Patent: September 8, 2015Assignees: DAIKIN INDUSTRIES, LTD., DOW CORNING CORPORATIONInventors: Katsuhiko Imoto, Tetsuo Shimizu, Tatsuya Morikawa, Masayuki Hayashi, Tomohiro Iimura, Peter Cheshire Hupfield
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Patent number: 9018306Abstract: There is provided a curable fluorine-containing polymer composition which is rapidly cured at relatively low temperature by hydrosilylation reaction to form a coating film having not only high hardness and flexibility but also water- and oil-repellency, thereby giving stain-proofing effect for a long period of time, especially maintaining property of removing and wiping-off stain.Type: GrantFiled: June 9, 2008Date of Patent: April 28, 2015Assignees: Dow Corning Corporation, Daikin Industries, Ltd.Inventors: Masayuki Hayashi, Eiji Kitaura, Peter Cheshire Hupfield, Katsuhiko Imoto, Masaru Nagato
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Patent number: 8927667Abstract: A fluorosilicone reaction product of a vinyl functional organopolysiloxane and a fluorine-containing monomer, and methods of preparing the fluorosilicone are disclosed. The fluorosilicone products are suitable for application to substrates such as textiles, particularly fabrics, to impart oil repellent properties to the textile. The fluorosilicone reaction product is prepared from (A) a fluorine-containing monomer of the formula CH2?C(X)COOYRf, and (B) a vinyl functional organopolysiloxane.Type: GrantFiled: February 4, 2009Date of Patent: January 6, 2015Assignees: Daikin Industries, Ltd., Dow Corning CorporationInventors: Ikuo Yamamoto, Tetsuya Masutani, Shinichi Minami, Peter Cheshire Hupfield, Avril E. Surgenor, Samantha Reed
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Patent number: 8758498Abstract: The present invention relates to a composition comprising at least two fluorosilanes and at least one aminosilane, a condensation product of said fluorosilanes and said aminosilane, and a surface protective agent made thereof.Type: GrantFiled: October 7, 2009Date of Patent: June 24, 2014Assignee: Dow Corning CorporationInventors: Ralf Zastrau, Rolf Danzebrink, Peter Cheshire Hupfield, Samantha J. Reed
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Patent number: 8674031Abstract: The present invention provides a water- and oil-repellent soil-resistant composition comprising (A) a fluorine-containing polymer having repeating units derived from a monomer comprising a fluorine-containing monomer and (B) a silane compound. The water- and oil-repellent soil-resistant composition comprising the fluorine-containing acrylate polymer can impart the excellent water- and oil-repellency and soil resistance to the porous substrate and is free from an organic solvent.Type: GrantFiled: November 10, 2009Date of Patent: March 18, 2014Assignees: Daikin Industries, Ltd., Dow Corning CorporationInventors: Akihiko Ueda, Yasuo Itami, Tetsuya Masutani, Peter Cheshire Hupfield, Janet Smith, Jean-Paul Lecomte
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Patent number: 8609742Abstract: Disclosed is a high energy ray-curable composition which is excellent in storage stability before curing and enables to form a cured coating film which is excellent in hardness, property of preventing adhesion of fats and oils, property of wiping off fats and oils, abrasion resistance, transparency, water repellency, adhesion, smoothness and uniformity. Specifically disclosed is a high energy ray-curable composition containing the following components (A)-(D). (A) 100 parts by weight of a polyfunctional acrylate (B) 1-30 parts by weight of an organoalkoxysilane having an aliphatic unsaturated bond (C) 1-100 parts by weight of colloidal silica (D) 0.2-20 parts by weight of a fluorine compound having an aliphatic unsaturated bond.Type: GrantFiled: February 28, 2007Date of Patent: December 17, 2013Assignees: Daikin Industries, Ltd., Dow Corning CorporationInventors: Mari Wakita, Motoshi Sasaki, Peter Cheshire Hupfield, Yasuo Itami, Kaori Ozawa, Masahiko Maeda
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Patent number: 8552106Abstract: A fluorosilicone reaction product of a mercapto or vinyl functional organopolysiloxane and a fluorine-containing monomer, and methods of preparing the fluorosilicone are disclosed. The fluorosilicone products are suitable for application to substrates such as textiles, particularly fabrics, to impart oil repellent properties to the textile. The fluorosilicone reaction product is prepared from (A) a fluorine-containing monomer of the formula CH2?C(X)COOYRf, and (B) a mercapto or vinyl functional organopolysiloxane.Type: GrantFiled: March 12, 2009Date of Patent: October 8, 2013Assignees: Daikin Industries, Ltd., Dow Coming CorporationInventors: Ikuo Yamamoto, Tetsuya Masutani, Masahiro Miyahara, Takashi Enomoto, Shinichi Minami, Peter Cheshire Hupfield, Samantha Reed, Avril E. Surgenor
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Patent number: 8497340Abstract: Disclosed in a mold release composition comprising a fluorosilicone compound of the formula (I): (I) wherein R1, R2, R4, R5, R6, R7, R8 and R9 each is, the same or different, a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group, R3 and R10 each is; the same or different, a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group, or Rf—X—, or Z—Y— in which X and Y each is; the same or different, a divalent organic group, Rf is a C1-6 fluoroalkyl group, Z is a silyl group containing a hydrolyzable site, m is 1-100, n is 1-50, and o is 0-200. The mold release composition can give excellent mold releasability and durability of mold releasability (repeated mold releasability).Type: GrantFiled: June 15, 2007Date of Patent: July 30, 2013Assignees: Daikin Industries, Ltd., Dow Corning Ltd.Inventors: Yasuo Itami, Hisashi Mitsuhashi, Tetsuya Masutani, Peter Cheshire Hupfield, Don Lee Kleyer
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Publication number: 20130184482Abstract: A process for preparing an acryloyloxysilane, the process comprising reacting a metal salt of a carboxylic acid having the formula [CR22?CR1COO?]aMa+ (I), with a haloorganoalkoxysilane having the formula XR3Si(OR4)nR53—n (II) in the presence of mineral spirits and a phase transfer catalyst at a temperature of from 50 to 160° C. to form a mixture comprising an acryloyloxysilane and a metal halide having the formula Ma+X?a (III), wherein R1 is H or C1-C6 hydrocarbyl, each R2 is independently R1 or [COO?]aMa+, Ma+ is an alkali metal cation or alkaline earth metal cation, a is 1 or 2, X is halo, R3 is C1-C6 hydrocarbylene, each R4 is independently C1-C10 Q hydrocarbyl, each R5 is independently R1 and n is an integer from 1 to 3.Type: ApplicationFiled: September 20, 2011Publication date: July 18, 2013Applicant: Dow Corning CorporationInventors: Peter Cheshire Hupfield, Xiaobing Zhou
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Publication number: 20130078880Abstract: Disclosed is a fluorine-containing polymer prepared by polymerizing: (I) a polyfluoroalkyl group-containing (meth)acrylate, in the presence of: (II) an isocyanate compound blocked with a pyrazole compound or a malonate ester. A water- and oil-repellent composition containing the fluorine-containing polymer can impart the excellent water- and oil-repellency, and excellent durability thereof to substrates.Type: ApplicationFiled: November 18, 2010Publication date: March 28, 2013Inventors: Norimasa Uesugi, Masashi Nanri, Ikuo Yamamoto, Peter Cheshire Hupfield