[특허]Aqueous emulsion polymerization in the presence of ethers as chain transfer agents to produce fluoropolymers

[미국특허] Aqueous emulsion polymerization in the presence of ethers as chain transfer agents to produce fluoropolymers 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	C08F-016/24
출원번호	US-0867256 (2004-06-14)
발명자 / 주소	Kaspar, Harald Hintzer, Klaus Weilandt, Karl-Dieter Krichel, Jost Peters, Erik Chen, Lisa P.
출원인 / 주소	3M Innovative Properties Company
인용정보	피인용 횟수 : 17 인용 특허 : 35

초록 ▼

The present invention provides a method of making a fluoropolymer comprising repeating units derived from one or more gaseous fluorinated monomers. The method comprises an aqueous emulsion polymerization of gaseous fluorinated monomers in the presence of an ether selected from the group consisting o

대표청구항 ▼

1. Fluoropolymer having a multi-modal molecular weight distribution and comprising less than 12% by weight of extractable compounds as measured by leaving the fluoropolymer in methyl ethyl ketone for 70 hours at 40° C.2. Fluoropolymer according to claim 1 having a bimodal molecular weight distribution.3. Fluoropolymer according to claim 1 wherein said fluoropolymer is a fluoroelastomer.4. Core-shell fluoropolymer having less than 12% by weight of extractable compounds as measured by leaving the fluoropolymer in methyl ethyl ketone for 70 hours at 40° C.5. Core-shell fluoropolymer having an amorphous core and a semi-crystalline shell.

이 특허에 인용된 특허 (35) 인용/피인용 타임라인 분석

Anolick Colin (Wilmington DE) Wheland Robert Clayton (Wilmington DE), Amorphous tetrafluoroethylene-hexafluoropropylene copolymers.
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Kuhls Jrgen (Burghausen DEX) Weiss Eduard (Burghausen DEX) Burgstaller Gottfried (Burgkirchen DEX), Continuous process for the agglomeration of PTFE powders in a liquid medium.
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Hartwimmer Robert (Burghausen DEX) Kuhls Jrgen (Burghausen DEX), Copolymers of tetrafluoroethylene and process for their manufacture.
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Kaspar, Harald; Hintzer, Klaus; Dewitte, Greet, Emulsifier free aqueous emulsion polymerization process for making fluoropolymers.
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Blong Thomas J. ; Greuel Michael P. ; Lavallee Claude,CAX, Extrudable thermoplastic hydrocarbon compositions.
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Coggio William D. (Woodbury MN) Arren Dirk H. C. (Borsbeek BEX) Parker Douglas S. (Afton MN) Worm Allan T. (North St. Paul MN), Fluorinated onium salts, curable compositions containing same, and method of curing using same.
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Saito Satoru,JPX ; Tatsu Haruyoshi,JPX, Fluorine-containing copolymer elastomer process for producing the same and composition containing the same.
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Saito Satoru (Kitaibaraki JPX) Kumiya Futoshi (Hitachi JPX) Tatsu Haruyoshi (Hitachi JPX), Fluorine-containing elastomer composition.
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Saito Satoru (Kitaibaraki JPX) Tatsu Haruyoshi (Hitachi JPX) Sterlin Sergei Rafailovich (Moscow RUX) Zeifman Yurii Vilovich (Moscow RUX) Postovoi Sergei Anatol\evich (Moscow region RUX), Fluorine-containing elastomer composition.
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Araki Takayuki (Settsu JPX) Shimizu Tetsuo (Settsu JPX) Yamato Takafumi (Settsu JPX) Kumegawa Masahiro (Settsu JPX) Yamamoto Yoshihisa (Settsu JPX), Fluorine-containing olefin, fluorine-containing polymer and thermoplastic resin composition prepared by using said polym.
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Grootaert Werner M. (Oakdale MN), Fluorine-containing polymers and preparation and use thereof.
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Grootaert Werner M. (Oakdale MN), Fluorine-containing polymers and preparation and use thereof.
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Albin Loren D. (Oakdale MN), Fluorocarbon elastomer.
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Worm Allan T. (North St. Paul MN), Fluoroelastomer composition containing sulfonium curing agents.
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Jing Naiyong ; Kolb Robert E., Fluoroelastomer composition with organo-onium and blocked-carbonate compounds.
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Kolb Robert E. (St. Paul MN) Grootaert Werner M. (Oakdale MN), Fluoroelastomer composition with organo-onium compounds.
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Guenthner Richard A. (Birchwood MN) Kolb Robert E. (St. Paul MN), Fluoroelastomer compositions containing fluoroaliphatic sulfonamides as curing agents.
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Grootaert Werner M. A. (St. Paul MN) Kolb Robert E. (St. Paul MN), Fluoroelastomer curing process with phosphonium compound.
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Hayashi Kenichi (Nobeoka JPX) Matsuoka Yoshito (Nobeoka JPX), Fluoroelastomer having excellent processability.
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Wheland Robert C. (Wilmington DE), Fluoroolefin polymerization process using fluoroxy compound solution as initiator.
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Chen Lisa P. ; Kaspar Harald,DEX ; Hintzer Klaus ; Kolb Robert E. ; Killich Albert,DEX, Fluoropolymer-containing compositions.
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Masuda Yoshinori (Nobeoka JPX) Saito Hiroshi (Chiba JPX) Kobayashi Hiroshi (Yokohama JPX), High molecular weight fluoroelastomer.
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Chapman ; Jr. George R. (Media PA) Crenshaw Lewis E. (Wilmington DE) McMinn Rita S. (Newark DE) Morgan Richard A. (Vienna WV) Priester Donnan E. (Greenville DE) Stewart Charles W. (Newark DE) Tarney , Low-melting tetrafluoroethylene copolymer and its uses.
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DeSimone, Joseph M.; Roberts, George W.; Charpentier, Paul A., Multimodal fluoropolymers and methods of making the same.
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Morita Shigeru (Osaka JPX) Kuwahara Kazuhiko (Osaka JPX) Tomoda Masayasu (Shiga JPX) Oka Masahiko (Shiga JPX), Novel elastomeric fluoropolymer and preparation thereof.
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Nakayama Yoshimichi (Kawasaki JPX) Yonezawa Masaaki (Nobeoka JPX), Perfluorocarbon copolymer containing functional groups and a method for producing it.
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Logothetis Anestis Leonidas (Wilmington DE) Schmiegel Walter Werner (Wilmington DE), Perfluoroelastomer composition having enhanced curing performance.
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Slocum Edgar W. (Wilmington DE) Sobrero Aquiles C. (Parkersburg WV) Wheland Robert C. (Wilmington DE), Polymerization of fluoroolefins.
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Felix Bernd (Burgkirchen DEX) Hintzer Klaus (Kastl DEX) Lhr Gernot (Burgkirchen DEX), Preparation of a modified polytetrafluoroethylene and use thereof.
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Chapman ; Jr. George R. (Media PA) Priester Donnan E. (Wilmington DE), Process and processing aid for extruding a hydrocarbon polymer.
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Nakagawa Shinichi (Nara JPX) Nakagawa Tsuneo (Osaka JPX) Yamaguchi Sadaatsu (Osaka JPX) Ihara Kiyohiko (Osaka JPX) Amano Toshihiko (Osaka JPX) Omori Mitsugu (Osaka JPX) Asano Kohzoh (Osaka JPX), Process for preparing tetrafluoroethylene/fluoro(alkyl vinyl ether) copolymer.
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Oxenrider Bryce C. (Florham Park NJ) Mares Frank (Whippany NJ) Yang Mo-Shu (Somerset NJ), Process of polymerizing chloroetrifluoroethylene with alkyl hydroperoxide and metal metabisulfite.
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Sulzbach, Reinhard A., Quaterpolymers of the tetrafluoroethylene/ethylene type.
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Ukihashi ; Hiroshi ; Yamabe ; Masaaki ; Miyake ; Haruhisa, Terpolymers of tetrafluoroethylene, ethylene and perfluoroalkyl vinyl monomer and process for producing the same.
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Grootaert, Werner M. A.; Burkard, Georg; Coggio, William D.; Hintzer, Klaus; Hirsch, Bernhard; Kolb, Robert E.; Killich, Albert; Loehr, Gernot, Ultra-clean fluoropolymers.
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이 특허를 인용한 특허 (17) 인용/피인용 타임라인 분석

Hintzer, Klaus; Kaspar, Harald; Maurer, Andreas R.; Schwertfeger, Werner; Zipplies, Tilman, Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant.
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Hintzer, Klaus; Jürgens, Michael; Kaspar, Harald; Lochhaas, Kai H.; Maurer, Andreas R.; Schwertfeger, Werner; Zipplies, Tilman C., Aqueous emulsion polymerization process for producing fluoropolymers.
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Hintzer, Klaus; Jürgens, Michael; Kaspar, Harald; Koenigsmann, Herbert; Lochhaas, Kai Helmut; Maurer, Andreas R.; Schwertfeger, Werner; Zipplies, Tilman; Mayer, Ludwig; Dadalas, Michael C.; Moore, George G. I.; Schulz, Jay F.; Flynn, Richard M., Coating composition.
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Hintzer, Klaus; Jürgens, Michael; Kaspar, Harald; Maurer, Andreas R.; Schwertfeger, Werner; Zipplies, Tilman C., Explosion taming surfactants for the production of perfluoropolymers.
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Hintzer, Klaus; Jürgens, Michael; Kaspar, Harald; Königsmann, Herbert; Maurer, Andreas R; Schwertfeger, Werner; Zipplies, Tilman C., Fluorinated surfactants for making fluoropolymers.
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Hintzer, Klaus; Jürgens, Michael; Kaspar, Harald; Königsmann, Herbert; Lochhaas, Kai Helmut; Maurer, Andreas R.; Zipplies, Tilman C.; Flynn, Richard M., Fluorinated surfactants for use in making a fluoropolymer.
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Dadalas, Michael C.; Hintzer, Klaus; Mayer, Ludwig; Zipplies, Tilman C.; McDonell, James A., Fluoropolymer coated articles.
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Hintzer, Klaus; Kaspar, Harald; Traunspurger, Helmut; Zipplies, Tilman, Fluoropolymer dispersion and method for making the same.
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Dadalas, Michael C.; Epsch, Rebekka; Kloos, Friedrich; Harvey, Leonard W., Fluoropolymer dispersion containing no or little low molecular weight fluorinated surfactant.
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Dadalas,Michael C.; Epsch,Rebekka; Kloos,Friedrich; Harvey,Leonard W., Fluoropolymer dispersions containing no or little low molecular weight fluorinated surfactant.
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Hintzer, Klaus; Jürgens, Michael; Kaspar, Harald; Koenigsmann, Herbert; Lochhaas, Kai Helmut; Maurer, Andreas R.; Schwertfeger, Werner; Zipplies, Tilman; Mayer, Ludwig; Dadalas, Michael C.; Moore, George G. I.; Schulz, Jay F.; Flynn, Richard M., Method of making fluoropolymer dispersion.
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Hintzer, Klaus; Jürgens, Michael; Kaspar, Harald; Koenigsmann, Herbert; Lochhaas, Kai Helmut; Maurer, Andreas R.; Schwertfeger, Werner; Zipplies, Tilman; Mayer, Ludwig; Dadalas, Michael C.; Moore, George G. I.; Schulz, Jay F.; Flynn, Richard M., Method of making fluoropolymer dispersion.
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Hintzer, Klaus; Jürgens, Michael; Kaspar, Harald; Koenigsmann, Herbert; Lochhaas, Kai Helmut; Maurer, Andreas R.; Schwertfeger, Werner; Zipplies, Tilman; Mayer, Ludwig; Dadalas, Michael C; Moore, George G. I.; Schulz, Jay F.; Flynn, Richard M., Method of making fluoropolymer dispersion.
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Hintzer, Klaus; Jürgens, Michael; Kaspar, Harald; Koenigsmann, Herbert; Löchhaas, Kai Helmut; Maurer, Andreas R.; Schwertfeger, Werner; Zipplies, Tilman; Moore, George G. I.; Schulz, Jay F.; Flynn, Richard M., Method of removing fluorinated carboxylic acid from aqueous liquid.
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Bissinger, Peter; Dadalas, Michael C.; Hintzer, Klaus; Mayer, Ludwig; Schwertfeger, Werner; Zipplies, Tilman C., Preparation and stabilization of fluoropolymer dispersions.
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Dadalas, Michael C.; Hintzer, Klaus; Mayer, Ludwig; Zipplies, Tilman C.; McDonell, James Arthur, Process for removing fluorinated emulsifier from fluoropolymer dispersions using an anion-exchange resin and a pH-dependent surfactant and fluoropolymer dispersions containing a pH-dependent surfactant.
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Durali, Mehdi; Mountz, David A., Vinylidene fluoride / 2,3,3,3-tetrafluoropropene copolymers.
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[미국특허] Aqueous emulsion polymerization in the presence of ethers as chain transfer agents to produce fluoropolymers 원문보기