Process for producing aqueou dispersions
    3.
    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%。

    Core and shell particle for modifying impact resistance of a mouldable poly (meth) acrylate material
    5.
    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。

    Core and shell particle for modifying impact resistance of a mouldable poly (meth) acrylate material
    6.
    发明授权
    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:US07695813B2

    公开(公告)日:2010-04-13

    申请号:US10539509

    申请日:2003-10-18

    IPC分类号: B32B5/16

    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; 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)92.0至98.0重量%的(甲基)丙烯酸酯重复单元,F)2.0至8.0重量%的通式(I)的苯乙烯重复单元,其中基团R 1至R 6根据描述定义, E)和F)的重量百分比总计为100.0重量%,v)通过Coulter法测定的包含任何存在的任何第二壳的核 - 壳颗粒的半径在160.0以上至 240.0nm; 一种制备核 - 壳颗粒的方法,包括核 - 壳颗粒的模塑组合物及其用途。

    CORE-SHELL STRUCTURED SILICONE RUBBER GRAFT POLYMERS, IMPACT-RESISTANT MODIFIED MOLDING COMPOUNDS AND MOLDED BODIES AND METHOD FOR PRODUCING THE SAME
    7.
    发明申请
    CORE-SHELL STRUCTURED SILICONE RUBBER GRAFT POLYMERS, IMPACT-RESISTANT MODIFIED MOLDING COMPOUNDS AND MOLDED BODIES AND METHOD FOR PRODUCING THE SAME 审中-公开
    核心壳结构硅橡胶聚酯聚合物,抗冲击改性成型化合物和成型体及其制造方法

    公开(公告)号:US20080305335A1

    公开(公告)日:2008-12-11

    申请号:US11970190

    申请日:2008-01-07

    IPC分类号: B32B15/02 C08F283/12

    摘要: The invention relates to core-shell structured silicone rubber graft polymers that comprise a core a) from a silicium-organic polymer that corresponds to the general formula (R2SiO2/2)x.(RSiO3/2)y.(SiO4/2)z, wherein x=0 to 99.5 mole %, y=0.5 to 100 mole %, z=0 to 50 mole %, wherein R is the same or different and represents alkyl or alkenyl groups having 1 to 6 C atoms, aryl groups or substituted hydrocarbon groups and at last one shell c) from an organic polymer. The silicone rubber graft copolymers are obtained by producing the organic shell c) by radical polymerization at a temperature of not more than 65° C. and adding the initiator in at least two portions to the reaction vessel, with a further addition at least 2 minutes after start of the polymerization.

    摘要翻译: 本发明涉及核壳结构的硅橡胶接枝聚合物,其包含与通式(R2SiO2 / 2)x。(RSiO3 / 2)y。(SiO4 / 2)z相对应的硅 - 有机聚合物的芯a) ,其中x = 0〜99.5摩尔%,y = 0.5〜100摩尔%,z = 0〜50摩尔%,其中R相同或不同,表示具有1〜6个碳原子的烷基或烯基,芳基或取代 烃基和最后一个壳c)来自有机聚合物。 硅橡胶接枝共聚物通过在不高于65℃的温度下通过自由基聚合制备有机壳c)而获得,并将引发剂在至少两份中加入到反应容器中,再加入至少2分钟 开始聚合后。

    Impact-resistant moulding materials and moulded bodies
    8.
    发明申请
    Impact-resistant moulding materials and moulded bodies 审中-公开
    耐冲击成型材料和成型体

    公开(公告)号:US20050080188A1

    公开(公告)日:2005-04-14

    申请号:US10502057

    申请日:2003-01-14

    摘要: The invention relates to impact-resistant moulding materials comprising poly(meth)acrylate and at least one silicon rubber graft polymer comprising between 0.05 and 95 wt. %, in relation to the total weight of the copolymer, of a core a) consisting of an organosilicon polymer of general formula (R2SiO2/2)x (RSiO3/2)Y (SiO4/2)x wherein x=between 0 and 99.5 mole %, y=between 0.5 and 100 mole %, z=between 0 and 50 mole %, and R represents alkyl or alkenyl radicals comprising between 1 and 6 C atoms and being the same or different, aryl radicals or substituted hydrocarbon radicals; between 0 and 94.5 wt. %, in relation to the total weight of the copolymer, of a polydialkylsiloxane layer b); between 5 and 95 wt. %, in relation to the total weight of the copolymer, of an envelope c) consisting of organic polymers. The invention is characterised in that the core a) comprises vinyl groups, and the envelope c) can be obtained by radical polymerisation of a mixture containing acrylic acid esters and methacrylates.

    摘要翻译: 本发明涉及包含聚(甲基)丙烯酸酯和至少一种硅橡胶接枝聚合物的抗冲击成型材料,其包含0.05至95wt。 由通式(R2SiO2 / 2)x(RSiO3 / 2)Y(SiO4 / 2)x的有机硅聚合物组成的芯a)相对于共聚物的总重量%,其中x = 0至99.5 摩尔%,y = 0.5至100摩尔%,z = 0至50摩尔%,R表示包含1至6个C原子并且相同或不同的芳基或取代的烃基的烷基或烯基; 0至94.5重量% %,相对于共聚物的总重量,聚二烷基硅氧烷层b); 5至95wt。 %,相对于共聚物的总重量,由有机聚合物组成的包络c)。 本发明的特征在于,核心a)包括乙烯基,并且包络c)可以通过含丙烯酸酯和甲基丙烯酸酯的混合物的自由基聚合而获得。