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    • 52. 发明授权
    • Anti-offsetting oil
    • 防补油
    • US6010815A
    • 2000-01-04
    • US178492
    • 1998-10-26
    • Hiromasa YamaguchiHirofumi Kishita
    • Hiromasa YamaguchiHirofumi Kishita
    • C08G77/24C08G77/34G03G15/20G03S13/20
    • C08G77/24C08G77/34G03G15/2025G03G2215/2093
    • An anti-offsetting oil including an organopolysiloxane having the formula (1) below and containing low molecular weight organopolysiloxanes having a molecular weight of 3,000 or less in a content of 50 ppm or less. ##STR1## wherein R.sub.f 's represent a perf luoroalkyl which may contain at least one ether linkage; R's represent a monovalent hydrocarbon group; Y's represent a divalent organic group having 2 to 5 carbon atoms; a represents an integer of 1 or more and b represents an integer of 0 or more, provided that a and b satisfy 3a+3b+2=15 to 4,000; and c and d are an integer of 0 to 3. This fluid has a good wettability to silicone rubber or fluorine forming the surfaces of fixing rolls of electrophotographic copying machines, and hence can effectively prevent offset. Since it contains no low-molecular weight organopolysiloxanes, the electric-contact failure may hardly occur.
    • 一种抗偏移油,其包含下述式(1)的有机聚硅氧烷,其含有分子量为3,000以下的低分子量有机聚硅氧烷,含量为50ppm以下。 其中Rf代表可含有至少一个醚键的全氟烷基; R代表一价烃基; Y代表具有2至5个碳原子的二价有机基团; a表示1以上的整数,b表示0以上的整数,条件是a和b满足3a + 3b + 2 = 15〜4,000。 c和d为0〜3的整数。这种流体对于形成电子照相复印机的定影辊的表面的硅橡胶或氟具有良好的润湿性,因此可以有效地防止偏移。 由于不含有低分子量的有机聚硅氧烷,因此几乎不发生电接触失效。
    • 55. 发明授权
    • Coating composition and a coating therefrom having waterdrop sliding property
    • 涂料组合物及其具有水滑滑性的涂层
    • US08362186B2
    • 2013-01-29
    • US12167873
    • 2008-07-03
    • Yuji YamaneNoriyuki KoikeKoichi YamaguchiHirofumi Kishita
    • Yuji YamaneNoriyuki KoikeKoichi YamaguchiHirofumi Kishita
    • C08G77/24
    • C08L83/12C09D183/12Y10T428/31663
    • A coating composition comprising a fluorine-containing silicon compound represented by the following formula (1) wherein Z is a linear or branched divalent polyorganosiloxane residue having 1 to 40 siloxane units, R is an alkyl group having 1 to 4 carbon atoms or a phenyl group, X is a hydrolyzable group, Q is a C2-12 divalent connecting group, a is an integer of 2 or 3, b is an integer of from 1 to 10, y is an integer of 1 to 5, and Rf is a group represented by the following formula (2) -Rf1-(Q-W-Q-Rf1)q-  (2) wherein Rf1 is a perfluoropolyether residue, W is an organopolysiloxane residue having 1 to 40 siloxane units and Q is as defined above and may be the same with or different from each other, and q is an integer of from 0 to 3, and at least one solvent selected from the group consisting of alcohols, esters, ethers, ketones, and perfluoroethers. The coating prepared from the composition is oil-repellent, water-repellent and has water sliding property.
    • 一种涂料组合物,其包含由下式(1)表示的含氟硅化合物,其中Z为具有1至40个硅氧烷单元的直链或支链二价聚有机硅氧烷残基,R为具有1至4个碳原子的烷基或苯基 X为水解性基团,Q为C2-12二价连接基团,a为2或3的整数,b为1〜10的整数,y为1〜5的整数,Rf为基团 由下式(2)-Rf1-(QWQ-Rf1)q-(2)表示,其中Rf1是全氟聚醚残基,W是具有1至40个硅氧烷单元的有机聚硅氧烷残基,Q如上定义并且可以相同 q为0〜3的整数,以及选自醇,酯,醚,酮,全氟醚中的至少一种溶剂。 由该组合物制备的涂料具有防油,防水,具有水滑动性。
    • 59. 发明申请
    • FLUORINE-CONTAINING ACRYLATE
    • 含氟丙烯酸酯
    • US20100147191A1
    • 2010-06-17
    • US12619135
    • 2009-11-16
    • Yasunori SAKANONoriyuki KoikeHirofumi Kishita
    • Yasunori SAKANONoriyuki KoikeHirofumi Kishita
    • C09D4/00C07F7/10
    • C08G77/045C07F7/21C08F220/22C08F220/24C08F230/08C08G18/61C08G18/8116C08G77/38C08G77/388C09D175/16
    • The present invention is a fluorine-containing acrylate or alpha-substituted, fluorine-containing acrylate, represented by the following formula (1): wherein a is an integer of from 1 to 4 and b is an integer of from 1 to 4, provided that a total of a and b is 3, 4, or 5;R1 is a group represented by the following formula (2): —(C4H8O)d(C3H6O)e(C2H4O)f(CH2O)g—  (2) wherein d, e, f, and g are, independently of each other, an integer of from 0 to 4, provided that a molecular weight of R1 is in a range of 30 to 300, andthese repeating units may be sequenced at random;R2 is an acryl group- or alpha-substituted acryl group-containing group having 4 to 20 carbon atoms and represented by the following formula (3): wherein R3 is, independently of each other, a hydrogen atom, a fluorine atom, a methyl group, or a trifluoromethyl group,R4 is a divalent or trivalent linking moiety having 1 to 18 carbon atoms, optionally having an ether bond and/or an ester bond, andn is 1 or 2;Rf is a perfluoropolyether residue represented by the following formula (4): wherein j, k, l, and m are, independently of each other, an integer of from 0 to 50, provided that a molecular weight of Rf is in a range of 200 to 6000,X is a fluorine atom or a trifluoromethyl group, andthese repeating units may be sequenced at random;Z is a divalent organic group; andc is 0 or 1.
    • 本发明是由下式(1)表示的含氟丙烯酸酯或α-取代的含氟丙烯酸酯,其中a为1〜4的整数,b为1〜4的整数, 总共a和b为3,4或5; R1是由下式(2)表示的基团: - (C4H8O)d(C3H6O)e(C2H4O)f(CH2O)g-(2)其中d,e,f和g彼此独立地是 如果R1的分子量在30〜300的范围内,则0〜4的整数,这些重复单元可以随机排列; R2是具有4〜20个碳原子的丙烯酰基或α-取代的含丙烯酰基的基团,由下式(3)表示:其中R 3彼此独立地为氢原子,氟原子,甲基 基团或三氟甲基,R 4是具有1至18个碳原子的二价或三价连接部分,任选具有醚键和/或酯键,n为1或2; Rf是由下式(4)表示的全氟聚醚残基:其中j,k,l和m彼此独立地为0至50的整数,条件是Rf的分子量在 200〜6000,X为氟原子或三氟甲基,这些重复单元可以随机排列; Z是二价有机基团; c为0或1。