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    • 3. 发明授权
    • CROSSLINKABLE FLUORORUBBER COMPOSITION AND CROSSLINKED RUBBER ARTICLE
    • VERNETZBARE FLUORKAUTSCHUKZUSAMMENSETZUNG UND VERNETZTER KAUTSCHUKARTIKEL
    • EP2484722B1
    • 2013-12-11
    • EP10820691.3
    • 2010-09-30
    • Asahi Glass Company, Limited
    • HONDA, MakotoFUJITA, TomoyukiWATANABE, KunioSHIRAKAWA, Daisuke
    • C08L27/12C08J3/24C08K5/06C08K5/14C08L71/02C08K5/20
    • C08G65/007C08G2650/46C08G2650/48C08K5/0025C08K5/14C08K5/20C08L27/12C08L71/00C08L71/02C08L2666/22
    • To provide a crosslinkable fluororubber composition which can give a crosslinked rubber article excellent in flexibility at a low temperature, and the crosslinked rubber article. A crosslinkable fluororubber composition comprising a fluororubber and a compound represented by (X-) x (Z-) z Y, is crosslinked to form a crosslinked rubber article. In the formula, X is U-(CF 2 ) a O(CF 2 CF 2 O) b -, Z is R F O(CF 2 CF 2 O) c -, Y is a (x+z) valent perfluoro saturated hydrocarbon group or such a group having an etheric oxygen atom inserted between carbon atoms thereof, x is an integer of at least 3, z is an integer of at least 0, x+z is an integer of at least 3, U is a monovalent group having at least one member selected from the group consisting of an unsaturated hydrocarbon, a bromine atom and an iodine atom, R F is a C 1-20 linear perfluoroalkyl group or such a group having an etheric oxygen atom inserted between carbon atoms thereof, a is an integer of from 0 to 20, b is an integer of from 1 to 200, and c is an integer of from 3 to 200.
    • 提供一种交联性氟橡胶组合物,其可以得到在低温下柔软性优异的交联橡胶制品和交联橡胶制品。 包含氟橡胶和由(X-)x(Z-)z Y表示的化合物的交联性氟橡胶组合物交联以形成交联的橡胶制品。 在式中,X是U-(CF 2)a O(CF 2 CF 2 O)b - ,Z是RFO(CF 2 CF 2 O)c - ,Y是(x + z)价的全氟饱和烃基 或者在碳原子之间插入醚性氧原子的基团,x为3以上的整数,z为0以上的整数,x + z为3以上的整数,U为含有 选自不饱和烃,溴原子和碘原子的至少一种,RF是C 1-20直链全氟烷基,或者在其碳原子之间插入醚性氧原子的基团,a是 0〜20的整数,b为1〜200的整数,c为3〜200的整数。
    • 8. 发明公开
    • ETHER COMPOSITION
    • ETHERZUSAMMENSETZUNG
    • EP2236559A1
    • 2010-10-06
    • EP09704557.9
    • 2009-01-22
    • Asahi Glass Company, Limited
    • SHIRAKAWA, Daisuke
    • C08L71/02C08G65/323C10M155/00C10N20/04C10N30/06C10N40/18
    • C08G65/007C08G65/337C08G2650/48C08L71/02
    • To provide an ether composition having a high fixative to a substrate, which has a low surface friction coefficient when formed into a coating film, and a lubricant:
      An ether composition comprising at least two ether compounds (A) each of which has from 1 to 4 groups represented by the following formula (X) and from 0 to 3 groups represented by the following formula (Z), with the total of the groups represented by the formula (X) and the groups represented by the formula (Z) being 4:

              HO-(CH 2 CH 2 O) a ·(CH 2 CH(OH)CH 2 O) b -Q-     (X),

              CF 3 (CF 2 ) s O(CF 2 CF 2 O) g -     (Z),

      provided that in the above formulae (X) and (Z), a is an integer of from 0 to 100, b is 0 or 1, s is an integer of from 0 to 19, g is an integer of from 3 to 200, and Q is a polyfluorinated polymethylene group or a polyfluorinated polymethylene group having an etheric oxygen atom.
    • 提供具有高固定性的醚组合物,其在形成涂膜时具有低表面摩擦系数的基材和润滑剂。一种醚组合物,其包含至少两种醚化合物(A),每个醚化合物(A)具有1至 由下式(X)表示的4个基团和由下式(Z)表示的0至3个基团,由式(X)表示的基团和由式(Z)表示的基团的总数为4 :€ƒ€ƒ€ƒ€ƒ€ƒ€ƒHO-(CH 2 CH 2 O)a·(CH 2 CH(OH)CH 2 O)b -Q-€ƒ€ƒ€ ƒ(X),€ƒ€ƒ€ƒ€ƒ€ƒ€ƒCF3(CF 2)s O(CF 2 CF 2 O)g - €ƒ€ƒ€ƒ€ƒ(Z ),条件是在上述式(X)和(Z)中,a为0〜100的整数,b为0或1,s为0〜19的整数,g为3〜 200,Q为多氟化聚亚甲基或具有醚性氧原子的多氟化聚亚甲基。