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    • 11. 发明授权
    • Copolycondensation polymerization of fluoropolymers
    • 含氟聚合物的共聚缩聚
    • US08247614B2
    • 2012-08-21
    • US12486378
    • 2009-06-17
    • Ming-Hong HungBruno AmeduriBernard BoutevinAurelien Soules
    • Ming-Hong HungBruno AmeduriBernard BoutevinAurelien Soules
    • C08G63/44C08G73/00
    • C08G73/08C08F8/30C08F214/222C08F2800/10C08F2810/40C08F8/00
    • Fluorinated copolymers are prepared via copolycondensation polymerization in a process comprising reacting A) a telechelic fluoroazido compound of formula N3(Y)p—(CH2)n—R—(CH2)m—(Y)pN3, wherein Y is SO, SO2, C6H4, or CO, p=0 or 1, n and m are independently 1 to 4, and R is selected from the group consisting of i) a C3-C10 fluoroalkylene group, ii) a C3-C10 fluoroalkoxylene group, iii) a substituted aryl group, iv) an oligomer comprising copolymerized units of vinylidene fluoride and perfluoro(methyl vinyl ether), v) an oligomer comprising copolymerized units of vinylidene fluoride and hexafluoropropylene, vi) an oligomer comprising copolymerized units of tetrafluoroethylene and perfluoro(methyl vinyl ether), and vii) an oligomer comprising copolymerized units of tetrafluoroethylene and a hydrocarbon olefin with B) a telechelic diyne or dinitrile compound in the presence of copper halide catalyst.
    • 氟化共聚物是通过共聚缩聚反应制备的,该方法包括使A)一种式N 3(Y)p-(CH 2)n -R-(CH 2)m - (Y)pN 3的遥爪氟代叠氮化物,其中Y是SO,SO 2, C 6 H 4或CO,p = 0或1,n和m独立地为1至4,R选自i)C 3 -C 10氟亚烷基,ii)C 3 -C 10氟代亚烷基,iii) 取代的芳基,iv)包含偏二氟乙烯和全氟(甲基乙烯基醚)的共聚单元的低聚物,v)包含偏二氟乙烯和六氟丙烯的共聚单元的低聚物,vi)包含四氟乙烯和全氟(甲基乙烯基醚)共聚单元的低聚物 )和vii)包含四氟乙烯和烃烯烃的共聚单元的低聚物,B)在二卤化铜催化剂存在下的遥爪二炔或二腈化合物。
    • 13. 发明授权
    • Polyacrylates with improved biodegradability
    • 具有改善生物降解性的聚丙烯酸酯
    • US06900171B1
    • 2005-05-31
    • US09701681
    • 1999-06-01
    • Christian GancetRosangela PirriBernard BoutevinCédric LoubatJean Lepetit
    • Christian GancetRosangela PirriBernard BoutevinCédric LoubatJean Lepetit
    • C08F220/04C08L101/16C11D3/37
    • C08F220/04C11D3/3757
    • A hydrophilic polymer with improved biodegradability and particular usefulness in detergent compositions contains units derived by polymerization from at least one monomers A bearing a carboxylic acid function or an equivalent function, units derived by polymerization from at least one monomers B bearing an electron-rich group or a function capable of introducing an electron-rich group into the main chain, and, optionally, units derived by polymerization from at least one monomers C which is copolymerizable with A and B, but is different from A and B. Examples of suitable monomers as monomers A include maleic anhydride, acrylic acid, methacrylic acid, itaconic acid, fumaric acid and maleic acid, and the salts thereof. Examples of suitable monomers as monomers B include butadiene, isoprene, chloroprene, dimethylbutadiene, cyclohexadiene, butadienecarboxylic acid, butadienedicarboxylic acid, acetylene, acetylenecarboxylic acid and acetylenedicarboxylic acid. Suitable monomers as monomers C include vinyl, acrylic and styrene monomers and derivatives thereof.
    • 具有改善的生物降解性和在洗涤剂组合物中特别有用的亲水性聚合物含有由至少一种具有羧酸官能团或等同官能团的单体A的聚合衍生的单元,由至少一个带有富电子基团的单体B聚合得到的单元或 能够将富电子基团引入到主链中的功能,以及任选的由至少一种可与A和B共聚但与A和B不同的单体C聚合得到的单元。作为 单体A包括马来酸酐,丙烯酸,甲基丙烯酸,衣康酸,富马酸和马来酸,及其盐。 作为单体B的合适单体的实例包括丁二烯,异戊二烯,氯丁二烯,二甲基丁二烯,环己二烯,丁二烯羧酸,丁二酸二甲酸,乙炔,乙炔基羧酸和乙炔二羧酸。 作为单体C的合适的单体包括乙烯基,丙烯酸和苯乙烯单体及其衍生物。