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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Publication number: 20130004780Abstract: 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: ApplicationFiled: November 10, 2010Publication date: January 3, 2013Inventors: 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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Publication number: 20120295503Abstract: 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: ApplicationFiled: November 18, 2010Publication date: November 22, 2012Inventors: Norimasa Uesugi, Kouji Kubota, Ikuo Yamamoto, Peter Cheshire Hupfield
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Publication number: 20110306713Abstract: 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: ApplicationFiled: November 10, 2009Publication date: December 15, 2011Applicants: DOW CORNING CORPORATION, DAIKIN INDUSTRIES, LTD.Inventors: Akihiko Ueda, Yasuo Itami, Tetsuya Masutani, Peter Cheshire Hupfield, Janet Smith, Jean-Paul Lecomte
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Publication number: 20110287678Abstract: 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: ApplicationFiled: September 11, 2009Publication date: November 24, 2011Applicants: DOW CORNING 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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Publication number: 20110274936Abstract: The present invention provides a surface treatment agent comprising a fluorine-containing polymer having repeating units derived from a monomer comprising a fluorine-containing monomer, wherein the fluorine-containing polymer has a silicone moiety possessed by a mercapto group-containing silicone. When a porous substrate is treated under drying at normal temperature, the surface treatment agent comprising the fluorine-containing acrylate polymer can impart the excellent water- and oil-repellency and soil resistance to the porous substrate.Type: ApplicationFiled: October 9, 2009Publication date: November 10, 2011Applicants: Dow Corning Corporation, Daikin Industries, Ltd.Inventors: Teruyuki Fukuda, Shinichi Minami, Peter Cheshire Hupfield, Samantha Reed, Janet Smith
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Publication number: 20110253007Abstract: 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: ApplicationFiled: October 7, 2009Publication date: October 20, 2011Inventors: Ralf Zastrau, Rolf Danzebrink, Peter Cheshire Hupfield, Samantha J. Reed
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Patent number: 8026313Abstract: A curable polymer composition that is quickly curable to form a cured article having excellent adhesion and followability to a substrate and at least including (A) an acrylic copolymer having a hydrogen atom bonded to a silicon atom, (B) a compound having at least two aliphatic unsaturated bonds in one molecule thereof, (C) a fluoroolefin copolymer including vinylidene fluoride as main component, and (D) a catalyst for hydrosilylation reaction.Type: GrantFiled: December 6, 2007Date of Patent: September 27, 2011Assignee: Daikin Industries, Ltd.Inventors: Katsuhiko Imoto, Tetsuo Shimizu, Masayuki Hayashi, Tomohiro Iimura, Eiji Kitaura, Peter Cheshire Hupfield
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Patent number: 8022156Abstract: A greaseproof paper is provided for use in food processing and/or packaging of foods in which paper has been rendered oleophobic by treatment with a fluorine-containing polymer. The fluorine-containing polymer may be prepared by polymerizing a fluorine-containing monomer in the presence of a mercapto group-containing organopolysiloxane. The fluorine-containing polymer may be applied to paper by coating onto pre-formed paper, or by applying the polymer as a size during a papermaking process.Type: GrantFiled: July 24, 2007Date of Patent: September 20, 2011Assignees: Dow Corning Corporation, Daikin Industries, Ltd.Inventors: Peter Cheshire Hupfield, Tetsuya Masutani, Shinichi Minami, Ikuo Yamamoto
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Patent number: 7985798Abstract: The present invention relates to a composition comprising at least one fluorosilane and at least one aminosilane, a condensation product of said fluorosilane and said aminosilane, and a surface protective agent made thereof.Type: GrantFiled: October 18, 2006Date of Patent: July 26, 2011Assignees: Nanogate AG, Dow Corning Ltd.Inventors: Rolf Danzebrink, Lucia Zimmermann, Derek William Butler, Peter Cheshire Hupfield
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Publication number: 20110135905Abstract: 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: ApplicationFiled: February 28, 2007Publication date: June 9, 2011Applicants: DOW CORNING CORPORATION, DAIKIN INDUSTRIES, LTD.Inventors: Mari Wakita, Motoshi Sasaki, Peter Cheshire Hupfield, Yasuo Itami, Kaori Ozawa, Masahiko Maeda
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Publication number: 20110124803Abstract: 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: ApplicationFiled: March 12, 2009Publication date: May 26, 2011Applicants: DAIKIN INDUSTRIES, LTD., DOW CORNING CORPORATIONInventors: Ikuo Yamamoto, Tetsuya Masutani, Masahiro Miyahara, Takashi Enomoto, Shinichi Minami, Peter Cheshire Hupfield, Samantha Reed, Avril E. Surgenor
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Publication number: 20110057142Abstract: 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: ApplicationFiled: February 4, 2009Publication date: March 10, 2011Applicants: DOW CORNING CORPORATION, DAIKIN INDUSTRIES, LTD.Inventors: Ikuo Yamamoto, Tetsuya Masutani, Shinichi Minami, Peter Cheshire Hupfield, Avril E. Surgenor, Samantha Reed
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Publication number: 20100210769Abstract: 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: ApplicationFiled: June 9, 2008Publication date: August 19, 2010Applicant: DOW CORNING CORPORATIONInventors: Masayuki Hayashi, Eiji Kitaura, Peter Cheshire Hupfield, Katsuhiko Imoto, Masaru Nagato
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Publication number: 20100179289Abstract: A process for producing cyclic polysiloxanes is disclosed. The first step of the process comprises combining a poiysiloxane, a cafaiyst and a high boiling endblocker, wherein the catalyst is selected from the group consisting of a phosphazene base and a carborane acid.Type: ApplicationFiled: June 3, 2008Publication date: July 15, 2010Inventors: Peter Cheshire Hupfield, Rachel A. Kneale, David Clay Miller, Sarah O'Hare, Avril Surgenor, Richard Gregory Taylor
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Publication number: 20100168304Abstract: 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: ApplicationFiled: January 18, 2008Publication date: July 1, 2010Applicants: 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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Publication number: 20100113700Abstract: 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: ApplicationFiled: October 12, 2007Publication date: May 6, 2010Applicant: Umeda Center BuildingInventors: Katsuhiko Imoto, Tetsuo Shimizu, Tatsuya Morikawa, Masayuki Hayashi, Tomohiro Iimura, Peter Cheshire Hupfield
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Publication number: 20100076158Abstract: There is provided a curable polymer composition being curable quickly to form a cured article having excellent adhesion and followability to a substrate and at least comprising (A) an acrylic copolymer having a hydrogen atom bonded to a silicon atom, (B) a compound having at least two aliphatic unsaturated bonds in one molecule thereof, (C) a fluoroolefin copolymer comprising vinylidene fluoride as main component, and (D) a catalyst for hydrosilylation reaction.Type: ApplicationFiled: December 6, 2007Publication date: March 25, 2010Applicant: Daikin Industries, Ltd.Inventors: Katsuhiko Imoto, Tetsuo Shimizu, Masayuki Hayashi, Tomohiro Iimura, Eiji Kitaura, Peter Cheshire Hupfield
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Publication number: 20100018659Abstract: A greaseproof paper is provided for use in food processing and/or packaging of foods in which paper has been rendered oleophobic by treatment with a fluorine-containing polymer. The fluorine-containing polymer may be prepared by polymerizing a fluorine-containing monomer in the presence of a mercapto group-containing organopolysiloxane. The fluorine-containing polymer may be applied to paper by coating onto pre-formed paper, or by applying the polymer as a size during a papermaking process.Type: ApplicationFiled: July 24, 2007Publication date: January 28, 2010Applicants: DOW CORNING CORPORATION, DAIKIN INDUSTRIES, LTD.Inventors: Peter Cheshire Hupfield, Tetsuya Masutani, Shinichi Minami, Ikuo Yamamoto
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Patent number: 7592412Abstract: A release coating composition according to the present invention comprises an alkenyl functional polysiloxane (1), a silicon hydride functional polysiloxane (11) and a catalyst (111) comprising a platinum group metal. The alkenyl functional polysiloxane (1) is an alkenylterminated polysiloxane prepared by siloxane polycondensation and/or equilibration using a phosphazene base catalyst followed by neutralisation with an acidic neutralising agent. The level of catalyst (III) in the composition can be as low as 2-40 parts per million platinum group metal by weight.Type: GrantFiled: July 2, 2004Date of Patent: September 22, 2009Assignee: Dow Corning CorporationInventors: Stephen Edward Cray, Robert Alan Ekeland, Peter Cheshire Hupfield, Sarah O'Hare, David A. Rich, Marc Thibaut
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Publication number: 20080281054Abstract: The present invention relates to a composition comprising at least one fluorosilane and at least one aminosilane, a condensation product of said fluorosilane and said aminosilane, and a surface protective agent made thereof.Type: ApplicationFiled: October 18, 2006Publication date: November 13, 2008Applicants: NANOGATE AG, DOW CORNING LTD.Inventors: Rolf Danzebrink, Lucia Zimmermann, Derek William Butler, Peter Cheshire Hupfield