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    • 1. 发明授权
    • Omega-perfluoroalkyl-1,2-epoxyalkane copolymer and use thereof
    • ω-全氟烷基-1,2-环氧烷烃共聚物及其用途
    • US4563493A
    • 1986-01-07
    • US697865
    • 1985-02-04
    • Shosin FukuiMasayoshi ShinjoYasuko OkazakiHirokazu Aoyama
    • Shosin FukuiMasayoshi ShinjoYasuko OkazakiHirokazu Aoyama
    • C08G4/00C08G63/42C08G63/682C08G65/22C08G65/26
    • C08G63/42C08G4/00C08G63/6822C08G65/226
    • A novel copolymer comprising(a) repeating units of the formula:--OCH[(CH.sub.2).sub.p R.sub.f ]CH.sub.2 -- (Ia) or--OCH.sub.2 CH[(CH.sub.2).sub.p R.sub.f ]-- (Ib)wherein R.sub.f is C.sub.3 -C.sub.21 perfluoroalkyl and p is an integer of 1 to 10 and(b) repeating units of the formula:--(OCH.sub.2).sub.m (CH.sub.2).sub.n -- (II)wherein m is an integer of 1 to 4 and n is an integer of 2 to 10 when m is 1, an integer of 1 to 8 when m is 2 or an integer of 0 to (12-2m) when m is 3 or 4,--OCH.sub.2 CR.sup.1 R.sup.2 CH.sub.2 -- (III)wherein R.sup.1 and R.sup.2 are each hydrogen, CH.sub.3, CH.sub.2 Cl, CH.sub.2 F, CH.sub.2 OCH.sub.3, CH.sub.2 OC.sub.2 H.sub.5, CH.sub.2 OCOCH.sub.3, CH.sub.2 OC.sub.6 H.sub.5, CH.sub.2 OH or CH.sub.2 CN provided that at least one of them is not hydrogen,--OCH.sub.2 (OCH.sub.2 CH.sub.2).sub.q -- (IV)wherein q is 2 or 3, and/or--[(R.sup.3).sub.r --COO]-- (V)wherein R.sup.3 is CH.sub.2 or CF.sub.2 and r is an integer of 2 to 5, which is particularly useful as a water- and oil-repellent and a non-tackifier.
    • 一种新型共聚物,其包含(a)式:-OCH [(CH2)pRf] CH2-(Ia)或-OCH2CH [(CH2)pRf] - (Ⅰb)的重复单元,其中Rf为C3-C21全氟烷基,p为 1〜10的整数和(b)下式的重复单元: - (OCH 2)m(CH 2)n - (II)其中m为1〜4的整数,n为2〜10的整数,m为1 当m为3或4时,当m为2或0至(12-2m)的整数时,为1至8的整数,-OCH 2 CR 1 R 2 CH 2 - (III)其中R 1和R 2各自为氢,CH 3,CH 2 Cl,CH 2 F,CH 2 OCH 3 (CH 2 OC 2 H 5),CH 2 OCOCH 3,CH 2 OC 6 H 5,CH 2 OH或CH 2 CN,条件是它们中的至少一个不是氢,-OCH 2(OCH 2 CH 2)q-(IV)其中q是2或3,和/或 - [(R3)r-COO] - (V)其中R 3是CH 2或CF 2,r是2至5的整数,其特别可用作拒水拒油剂和非增粘剂。