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    • 22. 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。
    • 28. 发明授权
    • Cationically co-curable polysiloxane release coatings
    • 阳离子共可聚合的聚硅氧烷脱模涂层
    • US5753346A
    • 1998-05-19
    • US747475
    • 1996-11-12
    • Charles M. LeirWilliam R. BerggrenWilliam R. BronnDavid J. KinningOlester Benson, Jr.
    • Charles M. LeirWilliam R. BerggrenWilliam R. BronnDavid J. KinningOlester Benson, Jr.
    • C08L83/06C08F2/50C08L83/04C08L83/07C09D4/06C09D183/04C09D183/06C09D183/08C09D183/10C09J7/02B32B9/04C08J7/04
    • C09J7/0228C09D183/06C09D183/08C09D183/10C09D4/06C09J7/0232C09J2205/31C09J2483/005Y10T428/24388Y10T428/24446Y10T428/31598Y10T428/31601Y10T428/31663Y10T428/31667Y10T442/2098Y10T442/2107
    • The invention provides a radiation curable release coating composition comprising: (a) about 1 to about 50 percent by weight of a cationically reactive polydiorganosiloxane liquid rubber having the following formula: ##STR1## wherein R are monovalent moieties which can be the same or different selected from the group consisting of alkyl, substituted alkyl, aryl, and substituted aryl wherein at least about 50% of the total number of silicon atoms have two methyl groups bonded thereto; E is an organic monovalent functional group comprising from about 1 to about 20 carbon atoms having at least one cationically co-reactive functional group; a and b both represent integers, wherein the sum of a plus b is an integer of about 10 to about 1200; b has a value ranging from about 0 to about 0.2 a; a is an integer of about 10 to about 1000; and M is a silyl group which must contain at least one cationically co-reactive functional group when b=0 and may contain at least one cationically co-reactive group when b is greater than 0; (b) about 50 to about 99 percent by weight of at least one cationically co-reactive monomer copolymerizable with said cationically co-reactive functional group of said polydiorganosiloxane liquid rubber; wherein the percentages of (a) and (b) are based on the total weight of (a) plus (b); and (c) about 0.5 to about 4 parts by weight of a photoactive radiation activatable cationically reactive catalyst based on the weight of (a) plus (b). The invention also provides release coatings and methods of making release coatings.
    • 本发明提供了一种可辐射固化的脱模涂料组合物,其包含:(a)约1至约50重量%的具有下式的阳离子反应性聚二有机硅氧烷液体橡胶:其中R是可以相同的一价部分, 选自烷基,取代的烷基,芳基和取代的芳基的不同,其中硅原子总数的至少约50%具有与其键合的两个甲基; E是包含具有至少一个阳离子共反应性官能团的约1至约20个碳原子的有机单价官能团; a和b均表示整数,其中加号b的和为约10至约1200的整数; b的值为约0至约0.2a; a为约10至约1000的整数; 当b = 0时,M是甲硅烷基,其必须含有至少一个阳离子共反应性官能团,当b大于0时可以含有至少一个阳离子共反应基团; (b)约50至约99重量%的至少一种可与所述聚二有机硅氧烷液体橡胶的所述阳离子共反应性官能团共聚的阳离子共反应性单体; 其中(a)和(b)的百分比基于(a)加(b)的总重量; 和(c)基于(a)加(b)的重量,约0.5至约4重量份的光活性辐射可激活阳离子反应催化剂。 本发明还提供了剥离涂层和制备剥离涂层的方法。