11-01-2018 дата публикации
Номер: US20180009920A1
Принадлежит:
Disclosed is a fluorine-containing oligomer comprising a copolymer of a fluoroalkyl alcohol (meth)acrylic acid derivative represented by the general formula: 1: Fluorine-containing oligomer comprising a copolymer of a fluoroalkyl alcohol (meth)acrylic acid derivative represented by the general formula:{'br': None, 'sub': n', '2n+1', '2', '2', 'a', '2', '2', 'b', '2', '2', 'c', '2, 'CF(CHCF)(CFCF)(CHCH)OCOCR═CH\u2003\u2003[I]'} {'br': None, 'sub': '2', 'sup': 1', '2, 'CH═CRCONRR\u2003\u2003[II]'}, 'wherein R is a hydrogen atom or a methyl group, n is an integer of 1 to 6, a is an integer of 1 to 4; b is an integer of 1 to 3; and c is an integer of 1 to 3; and a (meth)acrylic acid derivative represented by the general formula{'sup': 1', '2, 'wherein R is a hydrogen atom or a methyl group, Rand Rare each independently a hydrogen atom or an alkyl group having 1 to 6 carbon atoms.'}2: (canceled)3: Fluorine-containing oligomer according to claim 1 , which has a number average molecular weight Mn of 5 claim 1 ,000 or less.4: Fluorine-containing oligomer according to claim 1 , wherein 0.1 to 50 mol % of fluoroalkyl alcohol (meth)acrylic acid derivative is copolymerized.5: Method for producing a fluorine-containing oligomer claim 1 , comprising copolymerizing a fluoroalkyl alcohol (meth)acrylic acid derivative represented by the general formula:{'br': None, 'sub': n', '2n+1', '2', '2', 'a', '2', '2', 'b', '2', '2', 'c', '2, 'CF(CHCF)(CFCF)(CHCH)OCOCR═CH\u2003\u2003[I]'} {'br': None, 'sub': '2', 'sup': 1', '2, 'CH═CRCONRR\u2003\u2003[II]'}, 'wherein R is a hydrogen atom or a methyl group, n is an integer of 1 to 6, a is an integer of 1 to 4; b is an integer of 1 to 3; and c is an integer of 1 to 3; and a (meth)acrylic acid derivative represented by the general formula{'sup': 1', '2, 'wherein R is a hydrogen atom or a methyl group, Rand Rare each independently a hydrogen atom or an alkyl group having 1 to 6 carbon atoms; in the presence of a hydrocarbon-based peroxide or azo ...
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