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    • 1. 发明申请
    • THERMOPLASTIC MOLDING COMPOUND WITH PROCESSING-INDEPENDENT VISCOSITY
    • 具有加工独立粘度的热塑性模塑料
    • US20100130685A1
    • 2010-05-27
    • US12598938
    • 2008-04-23
    • Martin WeberAchim DatkoLudger Leber
    • Martin WeberAchim DatkoLudger Leber
    • C08L51/00B29C51/10B29C49/00B29C45/00B29C43/24B29C47/00B29C43/44
    • C08L51/04C08F257/02C08F279/02C08F285/00C08L25/12C08L33/08C08L33/12C08L35/06C08L51/00C08L51/003C08L2205/03C08L2666/02C08L2666/04
    • The present invention relates to thermoplastic molding compositions comprising a mixture composed of (A) at least one methyl methacrylate polymer, (B) at least one copolymer, obtainable via polymerization of a mixture, composed of (B1) at least one vinylaromatic monomer, and (B2) at least one vinyl cyanide, as monomers, (C) at least one graft polymer, obtainable from a core, and a first graft shell, and a second graft shell, (D) at least one polybutyl acrylate whose molar mass is from 1700 to 4000 g/mol (determined as Mw by means of gel permeation chromatography), and (E) if appropriate conventional additives, as component (E), to a process for preparation of these thermoplastic molding compositions, to the use of this thermoplastic molding composition for production of moldings, and also to the use of styrene-methyl methacrylate copolymers whose molar mass is from 1700 to 4000 g/mol (determined as Mw by means of gel permeation chromatography) for improvement of flowability and for reduction of the dependency of notched impact strength and haze values of thermoplastic molding compositions on injection-molding conditions.
    • 本发明涉及热塑性模塑组合物,其包含由(A)至少一种甲基丙烯酸甲酯聚合物,(B)至少一种共聚物组成的混合物,所述共聚物可通过由(B1)至少一种乙烯基芳族单体组成的混合物聚合获得,和 (B2)至少一种乙烯基氰,作为单体,(C)至少一种可从芯获得的接枝聚合物和第一接枝壳和第二接枝壳,(D)至少一种丙烯酸丁酯,其摩尔质量为 通过凝胶渗透色谱法测定为1700至4000g / mol(通过凝胶渗透色谱法测定为Mw),和(E)如果合适的常规添加剂(E)作为组分(E),用于制备这些热塑性模塑组合物的方法 用于制造模制品的热塑性模塑组合物,以及摩尔质量为1700至4000g / mol(通过凝胶渗透色谱法测定为Mw)的苯乙烯 - 甲基丙烯酸甲酯共​​聚物的用途,用于改善流动性和红色 对热塑性模塑组合物的缺口冲击强度和雾度值的依赖性对注塑条件的影响。
    • 3. 发明申请
    • THERMOPLASTIC MOLDING COMPOSITIONS WITH IMPROVED OPTICAL PROPERTIES
    • 具有改进的光学性质的热塑性成型组合物
    • US20110237749A1
    • 2011-09-29
    • US13072099
    • 2011-03-25
    • Matthias MüllerLudger LeberAchim DatkoLeonie Felicitas BraunChristian LemairePiyada CharoensirisomboonMichel Pepers
    • Matthias MüllerLudger LeberAchim DatkoLeonie Felicitas BraunChristian LemairePiyada CharoensirisomboonMichel Pepers
    • C08L51/06C08L33/12C08L33/20
    • C08L33/12C08F285/00C08L25/00C08L51/003C08L51/04C08L2207/53C08L25/12C08F212/08
    • The present invention relates to thermoplastic molding compositions comprising a mixture of (a) from 10 to 50% by weight, based on the entirety of components (A), (B), and (C), of a methyl methacrylate polymer as component (A), and (b) from 20 to 60% by weight, based on the entirety of components (A), (B), and (C), of a copolymer as component (B), obtainable via polymerization of a vinylaromatic monomer and of a vinyl cyanide, and (c) from 20 to 70% by weight, based on the entirety of components (A), (B), and (C), of a graft copolymer as component (C), obtainable from (c1) from 50 to 70% by weight, based on (C), of a core as component (C1), obtainable via polymerization of a 1,3-diene and of a vinylaromatic monomer and an agglomeration polymer, and (c2) from 15 to 25% by weight, based on (C), of a first graft shell as component (C2), obtainable via polymerization of a vinylaromatic monomer, of a C1-C8-alkyl ester of methacrylic acid, and/or of a C1-C8-alkyl ester of acrylic acid, and a crosslinking monomer, and (c3) from 15 to 25% by weight, based on (C), of a second graft shell as component (C3), obtainable via polymerization of a C1-C8-alkyl ester of methacrylic acid as component (C31) and a further monomer as component (C32), where it is essential to the invention that component (C32) is a vinylaromatic monomer and the graft copolymer (C) is produced via emulsion polymerization and is isolated from the reaction mixture by precipitation resulting from shear, and also to processes for producing said molding compositions, to the use of these, and to the moldings obtainable therefrom.
    • 本发明涉及热塑性模塑组合物,其包含(a)10至50重量%,基于组分(A),(B)和(C)的组分(A),(B)和(C))的混合物,所述甲基丙烯酸甲酯聚合物作为组分 A),(b)20〜60重量%,作为成分(B)的共聚物的组分(A),(B)和(C)的全部,可通过乙烯基芳族单体 和(c)20〜70重量%的组分(A),(B)和(C))作为组分(C)的接枝共聚物,可从( c1)基于(C)50〜70重量%的作为组分(C1)的芯可通过1,3-二烯和乙烯基芳族单体和附聚聚合物的聚合获得,和(c2)从 15重量%至25重量%,基于(C),作为组分(C2)的第一接枝壳可通过乙烯基芳族单体聚合得到甲基丙烯酸的C 1 -C 8烷基酯和/或C 1 -C 8烷基酯 丙烯酸的-C8-烷基酯,和a 交联单体和(c3)15至25重量%,基于(C),作为组分(C 3)的第二接枝壳可通过作为组分(C31)的甲基丙烯酸的C 1 -C 8烷基酯的聚合 )和作为组分(C32)的另外的单体,其中本发明组分(C32)是乙烯基芳族单体并且通过乳液聚合制备接枝共聚物(C)是重要的,并且通过沉淀从反应混合物中分离 剪切,以及用于生产所述模塑组合物的方法,使用它们以及由其获得的模制品。
    • 6. 发明申请
    • Thermoplastic moulding compounds exhibiting improved chemical resistance
    • 具有改善耐化学性的热塑性模塑料
    • US20070167573A1
    • 2007-07-19
    • US10596344
    • 2004-12-14
    • Martin StorkMartin WeberAxel GottschalkSven RiechersNorbert GuntherbergWolfgang FischerLudger LeberPeter IttemannStephan Jungling
    • Martin StorkMartin WeberAxel GottschalkSven RiechersNorbert GuntherbergWolfgang FischerLudger LeberPeter IttemannStephan Jungling
    • C08F8/00
    • C08L51/04C08F257/02C08F279/02C08F285/00C08L25/12C08L33/12C08L35/06C08L51/00C08L51/003C08L55/02C08L2205/03C08L2666/02C08L2666/04
    • The present invention relates to thermoplastic molding compositions comprising a mixture of (A) from 30 to 69% by weight, based on the sum of components (A), (B) and (C), of a methyl methacrylate polymer, (B) from 30 to 69% by weight, based on the sum of components (A), (B) and (C), of a copolymer obtainable by polymerizing a styrenic monomer and a vinyl cyanide, and (C) from 1 to 40% by weight, based on the sum of components (A), (B) and (C), of a graft copolymer obtainable from (C1) from 60 to 90% by weight, based on (C), of a core obtainable by polymerizing a 1,3-diene and a styrenic monomer, (C2) from 5 to 20% by weight, based on (C), of a first graft shell, and (C3) from 5 to 20% by weight, based on (C), of a second graft shell composed of an alkyl (meth)acrylate polymer, with the proviso that the ratio of (C2) to (C3) is in the range from 2:1 to 1:2, the essence of the invention being that the first graft shell (C2) is obtainable by polymerizing a monomer mixture consisting of (C21) from 30 to 39% by weight, based on (C2), of a styrenic monomer, (C22) from 61 to 70% by weight, based on (C2), of a C1-C8-alkyl ester of methacrylic acid and (C23) from 0 to 3% by weight, based on (C2), of a crosslinking monomer, and also to processes for producing these molding compositions, to their use and to the moldings obtainable therefrom.
    • 本发明涉及热塑性模塑组合物,其包含(A)基于甲基丙烯酸甲酯聚合物的组分(A),(B)和(C)的总和为30至69重量%的混合物,(B) 基于通过聚合苯乙烯类单体和乙烯基氰获得的共聚物的组分(A),(B)和(C)的总和的30至69重量%,和(C)1至40重量% 以(C)为基准,从(C)得到的(C)成分(A),(B)和(C))的总和为基于(C)为60〜90重量% 1,3-二烯和苯乙烯单体,(C)基于(C)的5-20重量%(C),第一接枝壳和(C)5-20重量%的(C3) ,由(甲基)丙烯酸烷基酯聚合物组成的第二接枝壳,条件是(C2)与(C3)的比例在2:1至1:2的范围内,本发明的本质是 第一接枝壳(C2)可以通过聚合由(C) 21),基于(C2),基于(C2)的苯乙烯类单体(C22)为30〜39重量%,基于(C2)为61〜70重量%的C 1〜 甲基丙烯酸的C 8 - 烷基酯和(C 23)0-3重量%,基于(C2)的交联单体,以及制备这些模塑组合物的方法, 使用和可从其获得的模制品。
    • 8. 发明授权
    • Thermoplastic molding compound with processing-independent viscosity
    • 具有加工独立粘度的热塑性模塑料
    • US08168719B2
    • 2012-05-01
    • US12598938
    • 2008-04-23
    • Martin WeberAchim DatkoLudger Leber
    • Martin WeberAchim DatkoLudger Leber
    • C08L51/00C08L33/08C08L25/12B29C45/00
    • C08L51/04C08F257/02C08F279/02C08F285/00C08L25/12C08L33/08C08L33/12C08L35/06C08L51/00C08L51/003C08L2205/03C08L2666/02C08L2666/04
    • The present invention relates to thermoplastic molding compositions comprising a mixture composed of (A) at least one methyl methacrylate polymer, (B) at least one copolymer, obtainable via polymerization of a mixture, composed of (B1) at least one vinylaromatic monomer, and (B2) at least one vinyl cyanide, as monomers, (C) at least one graft polymer, obtainable from a core, and a first graft shell, and a second graft shell, (D) at least one polybutyl acrylate whose molar mass is from 1700 to 4000 g/mol (determined as Mw by means of gel permeation chromatography), and (E) if appropriate conventional additives, as component (E), to a process for preparation of these thermoplastic molding compositions, to the use of this thermoplastic molding composition for production of moldings, and also to the use of styrene-methyl methacrylate copolymers whose molar mass is from 1700 to 4000 g/mol (determined as Mw by means of gel permeation chromatography) for improvement of flowability and for reduction of the dependency of notched impact strength and haze values of thermoplastic molding compositions on injection-molding conditions.
    • 本发明涉及热塑性模塑组合物,其包含由(A)至少一种甲基丙烯酸甲酯聚合物,(B)至少一种共聚物组成的混合物,所述共聚物可通过由(B1)至少一种乙烯基芳族单体组成的混合物聚合获得,和 (B2)至少一种乙烯基氰,作为单体,(C)至少一种可从芯获得的接枝聚合物和第一接枝壳和第二接枝壳,(D)至少一种丙烯酸丁酯,其摩尔质量为 通过凝胶渗透色谱法测定为1700至4000g / mol(通过凝胶渗透色谱法测定为Mw),和(E)如果合适的常规添加剂(E)作为组分(E),用于制备这些热塑性模塑组合物的方法 用于制造模制品的热塑性模塑组合物,以及摩尔质量为1700至4000g / mol(通过凝胶渗透色谱法测定为Mw)的苯乙烯 - 甲基丙烯酸甲酯共​​聚物的用途,用于改善流动性和红色 对热塑性模塑组合物的缺口冲击强度和雾度值的依赖性对注塑条件的影响。