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    • 2. 发明授权
    • Method for preparing graft rubber latex having low residual monomer content
    • 制备残留单体含量低的接枝橡胶胶乳的方法
    • US07897686B2
    • 2011-03-01
    • US11538205
    • 2006-10-03
    • Joo-byung ChaiChan-hong LeeKeun-hoon YooJin-hyoung LeeJae-hwan Jung
    • Joo-byung ChaiChan-hong LeeKeun-hoon YooJin-hyoung LeeJae-hwan Jung
    • C08L25/12C08L51/04
    • C08F279/02
    • The present invention relates to a method for preparing a graft rubber latex having a low residual monomer content, and more precisely, a method for preparing a graft rubber latex having a high rubber content, which is characterized by graft-copolymerization of a mixture of a rubber latex having a gel content of at least 95% and an average particle diameter of 2,500˜5000 Å, a monomer mixture comprising one or more compounds selected from a group consisting of aromatic vinyl compound, vinyl cyan compound and acrylate compound, and small particle size latex produced by emulsion polymerization. The method of the present invention has the advantages of speedy processes with excellent latex stability and at the same time reducing residual monomer content in the latex upon completion of the polymerization, improving perceived quality of the product and increasing yield.
    • 本发明涉及一种制备具有低残留单体含量的接枝橡胶胶乳的方法,更确切地说,涉及一种制备橡胶含量高的接枝橡胶胶乳的方法,其特征在于接枝共聚 凝胶含量至少为95%,平均粒径为2,500〜5000的橡胶胶乳,包含一种或多种选自芳族乙烯基化合物,乙烯基氰化合物和丙烯酸酯化合物的化合物的单体混合物和小颗粒 通过乳液聚合生产的胶乳。 本发明的方法具有快速工艺的优点,其具有优异的胶乳稳定性,同时在聚合完成后减少胶乳中的残留单体含量,提高产品的感知质量和提高产率。
    • 5. 发明申请
    • Method for preparing rubber-reinforced thermoplastic resin, and rubber-reinforced thermoplastic resin composition using the same
    • 制备橡胶增强热塑性树脂的方法和使用其的橡胶增强热塑性树脂组合物
    • US20070123648A1
    • 2007-05-31
    • US10563695
    • 2005-03-25
    • Jun-tae LeeKeun-hoon YooChan-hong LeeHyun-do KimChang-mook Kim
    • Jun-tae LeeKeun-hoon YooChan-hong LeeHyun-do KimChang-mook Kim
    • C08L51/00
    • C08F279/02C08F279/04C08F285/00C08F291/02C08L51/04C08L55/02C08F212/10C08L2666/02C08L2666/04
    • The present invention relates to a method for preparing a rubber-reinforced thermoplastic resin, a rubber-reinforced thermoplastic resin prepared by the same method, and a rubber-reinforced thermoplastic resin composition using the same, wherein the rubber-reinforced thermoplastic resin has excellent heat-sealability and thermal stability maintaining good mechanical properties. More specifically, the present invention relates to a method for preparing a rubber-reinforced thermoplastic resin, a rubber-reinforced thermoplastic resin prepared by the same method, and a rubber-reinforced thermoplastic resin composition using the same characterized by, on the basis of 100 weight parts of total monomer used to prepare graft copolymer, using the mixture comprising 10 to 30 weight parts of a rubber latex having average particle diameter of 0.08 to 0.16 μm and gel content of 65 to 95 weight % and 15 to 45 weight parts of a rubber latex having average particle diameter of 0.26 to 0.34 μm and gel content of 55 to 85 weight %, keeping the weight ratio of vinyl cyanide compound including acrylonitrile to aromatic vinyl compound including styrene from 16/84 to 24/76 as a monomer composition grafted on rubber latex, and adjusting the graft ratio of graft copolymer, i.e. rubber-reinforced thermoplastic resin, from 25 to 65.
    • 本发明涉及一种制备橡胶增强热塑性树脂的方法,通过相同方法制备的橡胶增强热塑性树脂和使用其的橡胶增强热塑性树脂组合物,其中橡胶增强热塑性树脂具有优异的热 - 密封性和热稳定性保持良好的机械性能。 更具体地,本发明涉及一种制备橡胶增强热塑性树脂的方法,通过相同方法制备的橡胶增强热塑性树脂和使用其的橡胶增强热塑性树脂组合物,其特征在于,基于100 用于制备接枝共聚物的总单体的重量份,使用包含10〜30重量份平均粒径为0.08〜0.16μm,凝胶含量为65〜95重量%,15〜45重量份的橡胶胶乳的混合物 橡胶胶乳的平均粒径为0.26〜0.34μm,凝胶含量为55〜85wt%,将包含丙烯腈的乙烯基氰化合物与包括苯乙烯的芳族乙烯基化合物的重量比从16/84至24/76保持为接枝的单体组合物 并将接枝共聚物(即橡胶增强热塑性树脂)的接枝率调节为25至65。