Core and shell particle for modifying impact resistance of a mouldable poly (meth) acrylate material
    61.
    发明申请
    Core and shell particle for modifying impact resistance of a mouldable poly (meth) acrylate material 失效
    用于改善可塑聚(甲基)丙烯酸酯材料的耐冲击性的核和壳颗粒

    公开(公告)号:US20060147714A1

    公开(公告)日:2006-07-06

    申请号:US10539509

    申请日:2003-10-18

    IPC分类号: B32B1/00

    摘要: The present invention relates to a core-shell particle which has a core, a first shell and, where appropriate, a second shell, where: i) the core encompasses, based on its total weight, at least 75.0% by weight of (meth)acrylate repeat units; ii) the first shell has a glass transition temperature below 30° C.; iii) the second shell present where appropriate encompassed, based on its total weight, at lest 75.0% by weight of (meth)acrylate repeat units; iv) the first shell encompasses, based on its total weight, the following constituents; E) from 92.0 to 98.0% by weight of (meth)acrylate repeat units and F) from 2.0 to 8.0% by weight of styrenic repeat units of the general formula (I) where the radicals R1 to R6 are defined according to the Description and the percentages by weight of E) and F) give a total of 100.0% by weight, v) the radius of the core-shell particle inclusive of any second shell present, measured by the Coulter method, is in the range from above 160.0 to 240.0 nm. The present invention further relates to a process for preparing core-shell particles, to a moulding composition comprising core-shell particles, and to the use thereof.

    摘要翻译: 本发明涉及一种具有芯,第一壳和适当的第二壳的核 - 壳颗粒,其中:i)芯基于其总重量包含至少75.0重量%的(甲基) )丙烯酸酯重复单元; ii)第一壳的玻璃化转变温度低于30℃; iii)适当地包含的第二壳基于其总重量至少为75.0重量%的(甲基)丙烯酸酯重复单元; iv)第一壳基于其总重量包含以下组分; E)为92.0〜98.0重量%的(甲基)丙烯酸酯重复单元,F)2.0〜8.0重量%的通式(I)的苯乙烯重复单元,其中R 1〜 根据描述定义R 6,并且E)和F)的重量百分比总计为100.0重量%,v)包含任何第二壳的核 - 壳颗粒的半径 存在,通过库尔特法测量,在160.0至240.0nm之间的范围内。 本发明还涉及一种制备核 - 壳颗粒的方法,涉及包含核 - 壳颗粒的模塑组合物及其用途。

    Process for producing aqueou dispersions
    62.
    发明申请
    Process for producing aqueou dispersions 有权
    生产阿ou分散体的方法

    公开(公告)号:US20060052515A1

    公开(公告)日:2006-03-09

    申请号:US10539132

    申请日:2003-10-18

    IPC分类号: C08L31/00

    摘要: The present invention relates to a process for preparing an aqueous dispersion, by a) forming an initial charge from water and emulsifier, b) adding from 25.0 to 45.0 parts by weight of a first composition comprising A) from 50.0 to 99.9 parts by weight of alkyl methacrylates, B) from 0.0 to 40.0 parts by weight of alkyl acrylates, C) from 0.1 to 10.0 parts by weight of crosslinking monomers and D) from 0.0 to 8.0 parts by weight of styrenic monomers and polymerizing, c) adding from 35.0 to 55.0 parts by weight of a second composition comprising E) from 80.0 to 100.0 parts by weight of (meth) acrylates F) from 0.05 to 10.0 parts by weight of crosslinking monomers and G) from 0.0 to 20.0 parts by weight of styrenic monomers, and polymerizing, d) adding from 10.0 to 30.0 parts by weight of a third composition comprising H) from 50.0 to 100.0 parts by weight of alkyl methacrylates, I) from 0.0 to 40.0 parts by weight of alkyl acrylates and J) from 0.0 to 10.0 parts by weight of styrenic monomers and polymerizing. Features of the process are that e) each polymerization is carried out at a temperature in the range from >60 to

    摘要翻译: 本发明涉及一种制备水性分散体的方法,该方法是:a)从水和乳化剂中形成初始电荷,b)将25.0至45.0重量份的第一组合物加入到包含A)的第一组合物中,所述第一组合物为50.0至99.9重量份的 甲基丙烯酸烷基酯,B)0.0至40.0重量份的丙烯酸烷基酯,C)0.1至10.0重量份的交联单体和D)0.0至8.0重量份的苯乙烯单体并且聚合,c)从35.0加入至 55.0重量份第二组合物,其包含E)80.0至100.0重量份的(甲基)丙烯酸酯F)0.05至10.0重量份的交联单体和G)0.0至20.0重量份的苯乙烯单体,和 聚合,d)从10.0至30.0重量份的第三组合物加入,包含H)50.0至100.0重量份的甲基丙烯酸烷基酯,I)0.0至40.0重量份的丙烯酸烷基酯和J)0.0至10.0重量份 重量的苯乙烯 开口和聚合。 该方法的特征是e)每种聚合在> 60至<90℃的温度范围内进行,f)所有物质的相对比例选择为使得总重量 基于水分散体的总重量,组分A)至J)大于50.0重量%。

    Macroporous material in the form of plastic pearls
    63.
    发明申请
    Macroporous material in the form of plastic pearls 失效
    大孔材料以塑料珍珠的形式

    公开(公告)号:US20050065224A1

    公开(公告)日:2005-03-24

    申请号:US10498971

    申请日:2003-08-25

    摘要: The invention relates to a macroporous plastics bead material with an average particle diameter from 10 to 1000 μm, containing a copolymer of a) 5-60 wt. % vinylically polymerizable monomers with a water solubility of at least 1% at 20° C., b) 1-40 wt. % vinylically polymerizable monomers with an additional functional group, which can enter into covalent bonds with the nucleophilic groups of the ligands in a polymer-like reaction, c) 10-40 wt. % hydrophilic, crosslinking radical-polymerizable monomers with two or more ethylenically unsaturated polymerizable groups and d) 10-60 wt. % vinylically polymerizable monomers with a water solubility of at most 1% at 20° C. are contained, as a rule with the monomers a) to d) adding up to 100%.

    摘要翻译: 本发明涉及平均粒径为10-1000μm的大孔塑料珠粒材料,其含有a)5-60wt。 %乙烯基聚合性单体,水溶性在20℃下至少为1%,b)1-40wt。 具有另外的官能团的具有可与聚合物样反应中的配体的亲核基团共价键的乙烯基聚合性单体的%,c)10-40wt。 具有两个或更多个烯属不饱和可聚合基团的亲水性交联自由基聚合单体,和d)10-60wt。 在20℃下水溶解度最多为1%的%乙烯基聚合性单体的含量通常与单体a)至d)相加至100%。

    Plastics moulding compositions, and mouldings and production processes
    67.
    发明授权
    Plastics moulding compositions, and mouldings and production processes 有权
    塑料模塑组合物,模制品和生产工艺

    公开(公告)号:US08759450B2

    公开(公告)日:2014-06-24

    申请号:US13377579

    申请日:2009-07-07

    摘要: The present invention relates to a plastics molding composition encompassing at least one poly(meth)acrylate A) and at least one impact-modified poly(meth)acrylate B), wherein the die swell of the plastics molding composition is at least 15%, measured at 5 MPa and 2200C to DIN 54811 (1984), and the melt flow rate of the poly(meth)acrylate A) is at least 10 ml per 10 minutes, measured to ISO 1133 at 2300C with a load of 3.8 kg. The present invention also describes moldings which encompass the plastics molding composition described above, and processes for the production of the said moldings.

    摘要翻译: 本发明涉及包含至少一种聚(甲基)丙烯酸酯A)和至少一种冲击改性聚(甲基)丙烯酸酯B)的塑料模制组合物,其中塑料模制组合物的模头膨胀至少为15% 在5MPa和220℃下根据DIN 54811(1984)测量,并且聚(甲基)丙烯酸酯A)的熔体流动速率为至少10分钟/ 10分钟,在2300℃下测量为ISO 1133,载荷为3.8千克。 本发明还描述了包含上述塑料模制组合物的模制品以及用于生产所述模制品的方法。

    Composition with increased stress cracking resistance
    70.
    发明授权
    Composition with increased stress cracking resistance 失效
    具有增加的抗开裂性的组合物

    公开(公告)号:US08592525B2

    公开(公告)日:2013-11-26

    申请号:US13506268

    申请日:2012-06-26

    摘要: Provided is a molding composition comprising, based on the total weight of the composition, (A) 50.0% by weight to 99.5% by weight of at least one (co)polymer which is a homopolymer or copolymer of at least 80% by weight of methyl methacrylate, (B) 0.5% by weight to 50.0% by weight of at least one copolymer obtained by polymerization of a monomer, and (C) at least one low molecular weight (meth)acrylate (co)polymer having a solution viscosity in chloroform at 25° C. (ISO 1628—part 6) of less than or equal to 55 ml/g.

    摘要翻译: 本发明提供一种成型组合物,其包含基于组合物的总重量的(A)50.0重量%至99.5重量%的至少一种(共)聚合物,其为均聚物或共聚物,其为至少80重量% 甲基丙烯酸甲酯,(B)0.5重量%〜50.0重量%的至少一种通过单体聚合获得的共聚物,和(C)至少一种具有溶液粘度的低分子量(甲基)丙烯酸酯 25℃下的氯仿(ISO 1628-第6部分)小于或等于55ml / g。