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    • 4. 发明授权
    • Fluorochemical containing low adhesion backsize
    • 含有低附着力的含氟化合物
    • US07253241B2
    • 2007-08-07
    • US11027602
    • 2004-12-28
    • James P. DiZioDavid J. KinningGeorge G. I. Moore
    • James P. DiZioDavid J. KinningGeorge G. I. Moore
    • C08F18/20C08F20/22
    • C08F214/18C08F220/18C08L31/04C08L33/08C08L33/16C08L33/20C08L35/06Y10T428/28Y10T428/2848Y10T428/2852C08L2666/04
    • In one aspect, the invention provides a water-based release coating composition comprising a mixture of (A.) from about 5 to about 100 wt % of a polymer comprising the reaction product of (a.) from 1 to about 15 wt % of a fluorinated monomer selected from the group consisting of monomers according to the general formula: RfX—OC(O)—C(R)═CH2, wherein Rf represents a perfluorinated aliphatic group having 3 or 4 carbon atoms, X is an organic divalent linking group, and R represents a hydrogen or methyl group, (b.) from about 40 to about 70 wt % of an alkyl (meth)acrylate, wherein the alkyl group contains from 16 to 22 carbon atoms, (c.) from about 3 to about 20 wt % of (meth)acrylic acid, (d.) from about 20 to about 40 wt % acrylonitrile, and (e.) from 0 to about 15 wt % of vinyl monomer, other than acrylonitrile, wherein the sum of (a.) through (e.) equals 100%; and (B.) from 0 to about 95 wt % of an extender polymer, wherein the sum of (A.) and (B.) is 100% and wt % is based on the total amount of solids in the composition.
    • 在一个方面,本发明提供一种水性剥离涂料组合物,其包含(A)约5至约100重量%的聚合物的混合物,所述聚合物包含(a。)的反应产物,所述反应产物为(a。)1至约15重量% 选自以下通式的单体的氟化单体:<?in-line-formula description =“In-line Formulas”end =“lead”?> R X X-OC (O)-C(R)-CH 2,<βin-line-formula description =“In-line Formulas”end =“tail”?>其中R 1 f 表示具有3或4个碳原子的全氟化脂族基团,X是有机二价连接基团,R表示氢或甲基,(b。)约40至约70重量%的(甲基)丙烯酸烷基酯, 其中烷基含有16至22个碳原子,(c)约3至约20重量%的(甲基)丙烯酸,(d。)约20至约40重量%的丙烯腈,(e) 0至约15重量%的乙烯基单体,除了丙烯腈,其中(a 通过(e。)等于100%; 和(B.)0至约95重量%的增量聚合物,其中(A.)和(B.)的总和为100%,wt%基于组合物中固体的总量。