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    • 2. 发明授权
    • Process for producing fluoropolymers
    • 制备含氟聚合物的方法
    • US07989566B2
    • 2011-08-02
    • US12354218
    • 2009-01-15
    • Michael Cregg CoughlinMing-Hong Hung
    • Michael Cregg CoughlinMing-Hong Hung
    • C08F12/20
    • C08F14/18C07F9/091C08F2/26C08F2/20
    • An emulsion polymerization process for the production of non-elastomeric fluoropolymers is disclosed wherein at least one fluorosurfactant is employed as dispersant, said fluorosurfactant being a fluoroalkylphosphoric acid ester of the formula X-Rf-(CH2)n—O—P(O)(OM)2, wherein n is 1 or 2, X═H or F, M=a univalent cation, and Rf is a C4-C6 fluoroalkyl or fluoroalkoxy group. Optionally, a second dispersing agent may be employed in the polymerization, said second agent being a perfluoropolyether having at least one endgroup selected from the group consisting of carboxylic acid, a salt thereof, sulfonic acid and a salt thereof, phosphoric acid and a salt thereof.
    • 公开了一种用于生产非弹性体含氟聚合物的乳液聚合方法,其中使用至少一种含氟表面活性剂作为分散剂,所述含氟表面活性剂是式X-Rf-(CH 2)n -O-P(O)的氟代烷基磷酸酯 OM)2,其中n为1或2,X = H或F,M =单价阳离子,Rf为C4-C6氟烷基或氟代烷氧基。 任选地,在聚合中可以使用第二分散剂,所述第二试剂是具有至少一个选自羧酸,其盐,磺酸及其盐的端基的全氟聚醚,磷酸及其盐 。
    • 7. 发明申请
    • PROCESS FOR PRODUCING FLUOROPOLYMERS
    • 生产氟聚合物的方法
    • US20090186969A1
    • 2009-07-23
    • US12354218
    • 2009-01-15
    • Michael Cregg CoughlinMing-Hong Hung
    • Michael Cregg CoughlinMing-Hong Hung
    • C08K5/51
    • C08F14/18C07F9/091C08F2/26C08F2/20
    • An emulsion polymerization process for the production of non-elastomeric fluoropolymers is disclosed wherein at least one fluorosurfactant is employed as dispersant, said fluorosurfactant being a fluoroalkylphosphoric acid ester of the formula X-Rf-(CH2)n—O—P(O)(OM)2, wherein n is 1 or 2, X═H or F, M=a univalent cation, and Rf is a C4-C6 fluoroalkyl or fluoroalkoxy group. Optionally, a second dispersing agent may be employed in the polymerization, said second agent being a perfluoropolyether having at least one endgroup selected from the group consisting of carboxylic acid, a salt thereof, sulfonic acid and a salt thereof, phosphoric acid and a salt thereof.
    • 公开了用于制备非弹性体含氟聚合物的乳液聚合方法,其中使用至少一种含氟表面活性剂作为分散剂,所述含氟表面活性剂是式X-Rf-(CH2)nOP(O)(OM)2的氟代烷基磷酸酯, 其中n为1或2,XH或F,M =单价阳离子,Rf为C4-C6氟代烷基或氟代烷氧基。 任选地,在聚合中可以使用第二分散剂,所述第二试剂是具有至少一个选自羧酸,其盐,磺酸及其盐的端基的全氟聚醚,磷酸及其盐 。