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    • 2. 发明专利
    • Fluorinated rubber composition
    • 氟化橡胶组合物
    • JP2014047314A
    • 2014-03-17
    • JP2012193022
    • 2012-09-03
    • Unimatec Co Ltdユニマテック株式会社
    • AKEMA YUKISHIRANE ATSUSHIMAEDA MITSURU
    • C08L27/12C08K3/04C08K5/14C09K3/10
    • PROBLEM TO BE SOLVED: To provide a fluorinated rubber composition yielding a cross-linked product having an improved pressure-resistant compressive permanent set characteristic at a high temperature of 200°C or above.SOLUTION: The provided fluorinated rubber composition is obtained by mixing, with 100 pts.wt. of a peroxide-cross-linkable fluorine-containing rubber, 1-50 pts.wt. of a plant-derived porous carbon powder, 1-10 pts.wt. of an organic peroxide cross-linking agent, and no more than 10 pts.wt. of a polyfunctional unsaturated compound co-cross-linking agent. This fluorine-containing rubber composition is capable, by virtue of the use thereby of the plant-derived porous carbon powder in place of reinforcements or fillers used in the prior art such as carbon black or Austin Black, etc., of increasing the blending ratio of the carbon powder to approximately 4 times the blending ratio of carbon black used in the prior art and of accordingly yielding a cross-linked product not only realizing electric effects but also having a significantly improved pressure-resistant compressive permanent set characteristic at a high temperature of 200°C or above.
    • 要解决的问题:提供一种产生在200℃或更高的高温下具有改进的耐压缩永久变形特性的交联产物的氟化橡胶组合物。溶液:所提供的含氟橡胶组合物通过混合, 用100 pts.wt 的过氧化物可交联的含氟橡胶,1-50重量份 的植物来源的多孔碳粉,1-10重量份 的有机过氧化物交联剂,不超过10重量份 的多官能不饱和化合物共交联剂。 这种含氟橡胶组合物由于使用植物来源的多孔碳粉代替现有技术中使用的增强物或填料,例如炭黑或奥斯汀黑等能够提高共混比 的碳粉至现有技术中使用的炭黑的共混比的约4倍,并因此产生交联产物,不仅实现电效应,而且在高温下具有显着改善的耐压缩永久变形特性 为200℃以上。
    • 3. 发明专利
    • Method of manufacturing perfluoroalkyl vinyl ether
    • 制备全氟代乙烯基醚的方法
    • JP2013060412A
    • 2013-04-04
    • JP2011264200
    • 2011-12-02
    • Unimatec Co Ltdユニマテック株式会社
    • KOGANE KEISUKEMURAI DAISUKEAKEMA YUKIMURAKAMI SOICHIRO
    • C07C41/24C07C43/17
    • PROBLEM TO BE SOLVED: To provide a method of obtaining perfluoroalkyl vinyl ether in high yield without causing any problems of a waste solvent treatment.SOLUTION: An aqueous solution or an alcohol solution of a perfluoroalkyl carboxylic acid alkali metal salt represented by the general formula Rf[OCF(CF)-COOM]n (where n is an integer of 1 or 2, Rf is a perfluoroalkyl group with 2-12C having a straight-chain or branch structure when n=1 or a perfluoroalkylene group with 2-12C having a straight-chain or branch structure when n=2, and M is alkali metal) is atomized and dried until the remaining amount of the solvent becomes 1 wt.% or less at a temperature of 120°C or lower, and the obtained perfluoroalkyl carboxylic acid alkali metal salt is heated at a temperature of 120°C or higher to be subjected to vinylation.
    • 要解决的问题:提供以高产率获得全​​氟烷基乙烯基醚的方法,而不引起任何废溶剂处理的问题。 解决方案:由通式Rf [OCF(CF 3 ) - COOM] n表示的全氟烷基羧酸碱金属盐的水溶液或醇溶液 n为1或2的整数,当n = 1时,Rf为2-12C具有直链或支链结构的全氟烷基,或当n = 2时具有2-12C的具有直链或支链结构的全氟亚烷基 ,M为碱金属)进行雾化干燥,直至在120℃以下的温度下,溶剂的残留量为1重量%以下,将得到的全氟烷基羧酸碱金属盐在 120℃以上进行乙烯化。 版权所有(C)2013,JPO&INPIT