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    • 6. 发明授权
    • Synthesis of poly (arylene ether)-poly(organosiloxane) copolymers
    • 聚(亚芳基醚) - 聚(有机硅氧烷)共聚物的合成
    • US06339131B1
    • 2002-01-15
    • US09455070
    • 1999-12-06
    • James A. CellaJuraj LiskaVictoria L. UleryGary W. YeagerSusan Adams NyeHua GuoNavjot Singh
    • James A. CellaJuraj LiskaVictoria L. UleryGary W. YeagerSusan Adams NyeHua GuoNavjot Singh
    • C08F28312
    • C08G77/46C08G65/485C08L71/126C08L83/00
    • A method comprising (a) synthesis of a poly(arylene ether) having the structure (1) wherein m is an integer having an average value in the range from about 3 to about 300; (b) solution functionalization of polymer (1) to form functionalized poly(arylene ether) having the structure (2) wherein X is a reactive functional group selected from the group consisting of anhydride, hydroxyl, epoxy, carboxyl, —R1OH, R1CO2R2, —R1CH2═CH2, or vinyl, wherein R1 is a primary or secondary divalent alkyl or haloalky group having from 1 to 20 carbons, or an aryl group and R2 is a primary or secondary alkyl group having from 1 to 10 carbons; and Q4 is hydrogen, X, or a mixture thereof; (c) reaction of functionalized poly(arylene ether) (2) with a poly(organosiloxane) having structure (3): wherein x is zero or one and Y is a functional group reactive with X, selected from the group consisting of —OH, —CH2═CH2, epoxy, amino, carboxy, —C(O)CH2OH, or hydrogen, to form a poly(arylene ether)-poly(siloxane) copolymer, wherein the functionalization is in solution, and copolymer synthesis and isolation are effected by first solution and then melt copolymerization.
    • 一种方法,其包括(a)具有结构(1)的聚(亚芳基醚)的合成,其中m是平均值在约3至约300范围内的整数;(b)聚合物(1)的溶液官能化至 具有结构(2)的官能化聚(亚芳基醚),其中X是选自酸酐,羟基,环氧基,羧基,-R 1 OH,R 1 CO 2 R 2,-R 1 CH 2 = CH 2或乙烯基的反应性官能团,其中R 1为 碳原子数为1〜20的伯或仲二价烷基或卤代烷基,或芳基,R 2为碳原子数1〜10的伯或仲烷基。 和Q 4是氢,X或它们的混合物;(c)官能化聚(亚芳基醚)(2)与具有结构(3)的聚(有机硅氧烷)的反应:其中x为0或1,Y为官能团 与选自-OH,-CH 2 = CH 2,环氧基,氨基,羧基,-C(O)CH 2 OH或氢的X反应,形成聚(亚芳基醚) - 聚(硅氧烷)共聚物,其中 官能化在溶液中,共聚物合成和分离通过第一溶液进行,然后进行熔融共聚。