会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 6. 发明授权
    • Vinyl chloride resin composition
    • 氯乙烯树脂组合物
    • US6140417A
    • 2000-10-31
    • US203333
    • 1998-12-02
    • Yasushi NakanishiMamoru KadokuraKarin JanssenAkira TakakiYasuhiro Miki
    • Yasushi NakanishiMamoru KadokuraKarin JanssenAkira TakakiYasuhiro Miki
    • C08F2/44C08F265/06C08F285/00C08L27/06C08L51/00C08L33/04
    • C08L27/06C08F285/00C08L51/00C08L51/003
    • A vinyl chloride resin composition having a greatly improved processability without lowering the transparency wherein the gelation property of a vinyl chloride resin is improved with greatly decreased generation of ungelled substance; which comprises a vinyl chloride resin and 0.1 to 30 parts by weight of a processing aid per 100 parts by weight of said vinyl chloride resin, wherein said processing aid is a polymer prepared by polymerizing (B) 40 to 94 parts by weight of a monomer mixture comprising 60 to 100% by weight of methyl methacrylate, 0 to 40% by weight of at least one monomer selected from the group consisting of an alkyl acrylate and an alkyl methacrylate different from methyl methacrylate and 0 to 10% by weight of other vinyl monomer copolymerizable therewith, in the presence of a first latex prepared by emulsion-polymerizing (A) 3 to 30 parts by weight of a monomer mixture comprising 0 to 50% by weight of methyl methacrylate, 50 to 100% by weight of an alkyl acrylate and 0 to 20% by weight of other vinyl monomer copolymerizable therewith, and polymerizing (C) 3 to 30 parts by weight of a monomer mixture comprising 0 to 50% by weight of methyl methacrylate, 50 to 100% by weight of an alkyl acrylate and 0 to 20% by weight of other vinyl monomer copolymerizable therewith in the presence of the resulting second latex, the total amount of said mixtures (A), (B) and (C) being 100 parts by weight.
    • 一种氯乙烯树脂组合物,其具有极大改善的加工性而不降低透明度,其中氯乙烯树脂的凝胶化性能得到改善,同时大大降低了未凝胶物质的产生; 其包含氯乙烯树脂和每100重量份所述氯乙烯树脂为0.1至30重量份的加工助剂,其中所述加工助剂是通过聚合(B)40至94重量份的单体制备的聚合物 包含60至100重量%的甲基丙烯酸甲酯,0至40重量%的至少一种选自丙烯酸烷基酯和不同于甲基丙烯酸甲酯的甲基丙烯酸烷基酯和0至10重量%的其它乙烯基 可共聚的单体,在通过乳液聚合制备的第一胶乳(A)3至30重量份的单体混合物存在下,所述单体混合物包含0至50重量%的甲基丙烯酸甲酯,50至100重量%的丙烯酸烷基酯 和0〜20重量%的可与其共聚的其它乙烯基单体,和(C)3〜30重量份的包含0〜50重量%的甲基丙烯酸甲酯,50〜100重量%的丙烯酸烷基酯的单体混合物 和0 至20重量%的其它可与其共聚的乙烯基单体,所得混合物(A),(B)和(C)的总量为100重量份。
    • 8. 发明申请
    • Thermoplastic Resin Composition Excelling in Transparency and Mold Release Property
    • 热塑性树脂组合物在透明性和脱模性能方面
    • US20090005506A1
    • 2009-01-01
    • US11658759
    • 2005-07-15
    • Takao ShibataAkira Takaki
    • Takao ShibataAkira Takaki
    • C08L51/08
    • C08L55/02C08F283/12C08G77/442C08L25/06C08L33/12C08L51/085C08L79/085C08L101/00C08L2666/24C08L2666/02
    • The invention provides a polyorganosiloxane-containing copolymer of high transparency that excels in powder characteristics and that when added in a small amount to a thermoplastic resin, ensures excellent mold release ability at molding thereof, and a thermoplastic resin composition comprising the same. The present invention can solve the above-mentioned problem by providing the thermoplastic resin composition comprising 0.01 to 3% by weight of a polyorganosiloxane-containing graft copolymer (C) with 99.99 to 97% by weight of thermoplastic resin (D), wherein the polyorganosiloxane-containing graft copolymer (C) is obtainable by polymerizing 40 to 10 parts by weight of a vinyl monomer (B) in the presence of 60 to 90 parts by weight of a polyorganosiloxane (A) with a proviso that a sum of (A) and (B) is 100 parts by weight, the polyorganosiloxane (A) is obtainable by polymerizing 99.99 to 99.6 parts by weight of the sum of an organosiloxane having cyclic structure and an alkoxysilane with 0.01 to 0.4% by weight of graft crosslinking agent, and a weight ratio of the organosiloxane having cyclic structure to the alkoxysilane is 1/9 to 9/1.
    • 本发明提供一种高透明度的聚有机硅氧烷共聚物,其粉末特性优异,少量添加到热塑性树脂时,确保了其在成型时的脱模能力优异,并且含有该共聚物的热塑性树脂组合物。 本发明可以通过提供含有含有聚有机硅氧烷的接枝共聚物(C)0.01〜3重量%的热塑性树脂组合物和99.99〜97重量%的热塑性树脂(D),其中聚有机硅氧烷 (C)的共聚物可以通过在60〜90重量份的聚有机硅氧烷(A)的存在下聚合40〜10重量份的乙烯基单体(B),条件是(A) 和(B)为100重量份,聚有机硅氧烷(A)可通过将99.99至99.6重量份的具有环状结构的有机硅氧烷和烷氧基硅烷的总量与0.01至0.4重量%的接枝交联剂聚合而获得,以及 具有环状结构的有机硅氧烷与烷氧基硅烷的重量比为1/9至9/1。