JPWO2019178430A5 - - Google Patents

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JPWO2019178430A5
JPWO2019178430A5 JP2020549609A JP2020549609A JPWO2019178430A5 JP WO2019178430 A5 JPWO2019178430 A5 JP WO2019178430A5 JP 2020549609 A JP2020549609 A JP 2020549609A JP 2020549609 A JP2020549609 A JP 2020549609A JP WO2019178430 A5 JPWO2019178430 A5 JP WO2019178430A5
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fluoropolymer
weight
emulsion composition
coagulation
low
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JP2020549609A
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JP2021518453A (en
JP7410045B2 (en
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Priority claimed from PCT/US2019/022385 external-priority patent/WO2019178430A1/en
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Claims (17)

エマルジョン中に少なくとも２６重量％のフルオロポリマー固形分、フルオロモノマーの重量に基づいて０．０１重量％未満の界面活性剤、及び１１重量％未満の凝固物を含む、低凝固フルオロポリマーエマルジョン組成物。 A low coagulation fluoropolymer emulsion composition comprising at least 26% by weight of fluoropolymer solids, less than 0.01% by weight of surfactant based on the weight of the fluoromonomer, and less than 11% by weight of coagulum in the emulsion. 前記フルオロポリマー固形分のレベルは、前記組成物の３０重量％を超える、請求項１に記載の低凝固フルオロポリマーエマルジョン組成物。 The low coagulation fluoropolymer emulsion composition according to claim 1, wherein the level of the fluoropolymer solid content exceeds 30% by weight of the composition. 前記フルオロポリマー固形分のレベルは、２６～４０重量％、好ましくは２８～３５重量％である、請求項１に記載の低凝固フルオロポリマーエマルジョン組成物。 The low coagulation fluoropolymer emulsion composition according to claim 1, wherein the level of the fluoropolymer solid content is 26 to 40% by weight, preferably 28 to 35% by weight. 前記エマルジョンは保存安定性がある、請求項１に記載の低凝固フルオロポリマーエマルジョン組成物。 The low-coagulation fluoropolymer emulsion composition according to claim 1, wherein the emulsion has storage stability. 前記フルオロポリマーは、少なくとも７０重量％のフッ化ビニリデンモノマー単位を含む、請求項１に記載の低凝固フルオロポリマーエマルジョン組成物。 The low-coagulation fluoropolymer emulsion composition according to claim 1, wherein the fluoropolymer contains at least 70% by weight of vinylidene fluoride monomer units. さらに、１種以上のイオン性又はイオン化可能な開始剤を１００ｐｐｍ～１０，０００ｐｐｍ含む、請求項１に記載の低凝固フルオロポリマーエマルジョン組成物。 The low coagulation fluoropolymer emulsion composition of claim 1, further comprising 100 ppm to 10,000 ppm of one or more ionic or ionizable initiators. 前記開始剤は、少なくとも１種の過硫酸塩開始剤を含む、請求項６に記載の低凝固フルオロポリマーエマルジョン組成物。 The low coagulation fluoropolymer emulsion composition of claim 6, wherein the initiator comprises at least one persulfate initiator. ＡＳＴＭ Ｅ３１３－１５に従って２３０℃で１０分後に測定する黄変指数が１１未満である、請求項１に記載の低凝固フルオロポリマーエマルジョン組成物。 The low coagulation fluoropolymer emulsion composition of claim 1, wherein the yellowing index measured after 10 minutes at 230 ° C. according to ASTM E313-15 is less than 11. 界面活性剤のレベルがゼロである、請求項１に記載の低凝固フルオロポリマーエマルジョン組成物。 The low coagulation fluoropolymer emulsion composition of claim 1, wherein the level of the surfactant is zero. 低凝固フルオロポリマーエマルジョンを形成するためのプロセスであって、
ａ）反応混合物を撹拌しながら反応器に装入する工程であって、前記反応混合物は、１種以上のフルオロモノマー、及びフルオロモノマーの重量に基づいて、０から０．０１重量％未満の界面活性剤を含む、工程、
ｂ）前記反応混合物を少なくとも８９℃の温度に加熱して、１種以上のイオン開始剤を添加する工程、
ｃ）重合が完了するまで、追加のモノマーと開始剤、及び全モノマーのレベルに基づいて０．０１重量％未満の界面活性剤を連続的に供給する工程
を含むプロセス。 A process for forming a low coagulation fluoropolymer emulsion,
a) In the step of charging the reaction mixture into the reactor with stirring, the reaction mixture is an interface of 0 to less than 0.01% by weight based on the weight of one or more fluoromonomers and the fluoromonomer. Including activator, process,
b) A step of heating the reaction mixture to a temperature of at least 89 ° C. and adding one or more ion initiators.
c) A process comprising the step of continuously supplying less than 0.01% by weight of surfactant based on the level of additional monomers and initiators and total monomers until polymerization is complete. 重合中に界面活性剤を添加しない、請求項１０に記載のプロセス。 The process of claim 10 , wherein no surfactant is added during the polymerization. 前記フルオロポリマーは、少なくとも７０重量％のフッ化ビニリデンモノマー単位を含む、請求項１０に記載のプロセス。 10. The process of claim 10, wherein the fluoropolymer comprises at least 70% by weight of vinylidene fluoride monomer units. さらに、１種以上のイオン性又はイオン化可能な開始剤を含み、プロセス中に１００ｐｐｍ～１０，０００ｐｐｍの開始剤が添加される、請求項１０に記載のプロセス。 The process of claim 10, further comprising one or more ionic or ionizable initiators, wherein 100 ppm to 10,000 ppm of the initiator is added during the process. 前記開始剤は、少なくとも１種の過硫酸塩開始剤を含む、請求項１０に記載のプロセス。 The process of claim 10, wherein the initiator comprises at least one persulfate initiator. 反応温度が９０℃～１２５℃である、請求項１０に記載のプロセス。 10. The process of claim 10 , wherein the reaction temperature is between 90 ° C and 125 ° C. 反応温度が９０℃～１１５℃である、請求項１０に記載のプロセス。 10. The process of claim 10 , wherein the reaction temperature is between 90 ° C and 115 ° C. 請求項１に記載のフルオロポリマー組成物から製造された発泡体。 A foam produced from the fluoropolymer composition according to claim 1.
JP2020549609A 2018-03-16 2019-03-15 High solids content, surfactant-free fluoropolymer Active JP7410045B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862643826P 2018-03-16 2018-03-16
US62/643,826 2018-03-16
PCT/US2019/022385 WO2019178430A1 (en) 2018-03-16 2019-03-15 High solids, surfactant-free fluoropolymer

Publications (3)

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JP2021518453A JP2021518453A (en) 2021-08-02
JPWO2019178430A5 true JPWO2019178430A5 (en) 2022-03-11
JP7410045B2 JP7410045B2 (en) 2024-01-09

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US (1) US20210070897A1 (en)
EP (1) EP3765530A4 (en)
JP (1) JP7410045B2 (en)
CN (1) CN111918882A (en)
WO (1) WO2019178430A1 (en)

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* Cited by examiner, † Cited by third party
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JPS542224B2 (en) * 1972-07-03 1979-02-03
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JPH07157584A (en) 1993-12-10 1995-06-20 Shin Etsu Chem Co Ltd Production of fomable fluororubber composition
US5955556A (en) * 1995-11-06 1999-09-21 Alliedsignal Inc. Method of manufacturing fluoropolymers
CA2445998A1 (en) * 2001-05-02 2002-11-07 3M Innovative Properties Company Emulsifier free aqueous emulsion polymerization process for making fluoropolymers
ATE302243T1 (en) * 2003-02-28 2005-09-15 3M Innovative Properties Co FLUOROPOLYMER DISPERSION CONTAINING NO OR LITTLE LOW MOLECULAR WEIGHT FLUORINE-CONTAINING WETTING AGENT
US20060281845A1 (en) * 2005-06-10 2006-12-14 Ramin Amin-Sanayei Aqueous process for making fluoropolymers
US20130108816A1 (en) * 2011-10-27 2013-05-02 Arkema Inc. Multi-layer fluoropolymer foam structure
US8563670B2 (en) * 2010-11-09 2013-10-22 E I Du Pont De Nemours And Company Nucleation in aqueous polymerization of fluoromonomer
WO2014187758A1 (en) * 2013-05-21 2014-11-27 Solvay Specialty Polymers Italy S.P.A. Fluoropolymer composition
EP3052533B1 (en) * 2013-09-30 2019-06-26 Arkema, Inc. Heat stabilized polyvinylidene fluoride polymer composition
CN107735418B (en) * 2015-11-25 2020-12-08 阿科玛股份有限公司 Fluoropolymer compositions with improved mechanical damping
JP7092743B2 (en) * 2016-07-15 2022-06-28 ソルベイ スペシャルティ ポリマーズ イタリー エス．ピー．エー． Fluorinated surfactant-free aqueous dispersion of vinylidene fluoride copolymer containing hydroxyl groups

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