Process for preparing a (meth)acrylate copolymer containing tertiary amino groups by free-radical polymerization in solution
    1.
    发明授权
    Process for preparing a (meth)acrylate copolymer containing tertiary amino groups by free-radical polymerization in solution 有权
    在溶液中通过自由基聚合制备含有叔氨基的(甲基)丙烯酸酯共聚物的方法

    公开(公告)号:US08859697B2

    公开(公告)日:2014-10-14

    申请号:US13876277

    申请日:2010-10-13

    摘要: The invention relates to a process for preparing a (meth)acrylate copolymer containing tertiary amino groups by free-radical polymerization in solution from a monomer mixture selected from a) 30 to 70% by weight of a C1-C4-alkyl ester of acrylic acid or methacrylic acid and b) 70 to 30% by weight of an alkyl ester of acrylic acid or methacrylic acid with a tertiary amino group in the alkyl radical and c) 0 to 10% of further copolymerizable vinyl monomers, whereby one or more polymerization initiators, optionally one or more molecular weight regulators and one or more solvents or of a solvent mixture are added to the monomer mixture to give a polymerization mixture, which is polymerized at temperatures from 30 to 120° C. over a period of 2 to 24 hours, where the polymerization mixture is finally polymerized to give a polymerization syrup with a conversion of the monomers to the copolymer of at least 99% by weight, where the polymerization syrup is subsequently degassed by distillation or by extrusion and the degassed polymerization syrup is further comminuted to a copolymer preparation in the form of a granulate or powder, where the copolymer preparation is characterized by a molecular weight (Mw) of 25.000 to 75.000 g/mol a polydispersity index of 2.1 to 2.9 and a residual solvent concentration of less than 1.000 ppm by weight.

    摘要翻译: 本发明涉及一种通过自由基聚合制备含有叔氨基的(甲基)丙烯酸酯共聚物的方法,该方法是从选自a)30至70重量%的丙烯酸C 1 -C 4烷基酯的单体混合物 或甲基丙烯酸,b)70〜30重量%的烷基中丙烯酸或甲基丙烯酸与叔氨基的烷基酯,和c)0〜10%的其它可共聚乙烯基单体,由此一个或多个聚合引发剂 ,任选地将一种或多种分子量调节剂和一种或多种溶剂或溶剂混合物加入到单体混合物中,得到聚合混合物,其在30至120℃的温度下在2至24小时的时间内聚合 其中聚合混合物最终聚合以得到聚合浆料,其中单体向共聚物的转化率至少为99重量%,其中聚合糖浆随后通过蒸馏脱气 或通过挤出,并将脱气的聚合糖浆进一步粉碎成颗粒或粉末形式的共聚物制剂,其中共聚物制剂的特征在于分子量(Mw)为25.000至75.000g / mol,多分散指数为2.1至 2.9,残留溶剂浓度小于1.000重量ppm。

    PROCESS FOR PREPARING A (METH)ACRYLATE COPOLYMER CONTAINING TERTIARY AMINO GROUPS BY FREE-RADICAL POLYMERIZATION IN SOLUTION
    2.
    发明申请
    PROCESS FOR PREPARING A (METH)ACRYLATE COPOLYMER CONTAINING TERTIARY AMINO GROUPS BY FREE-RADICAL POLYMERIZATION IN SOLUTION 有权
    通过溶液中的自由基聚合制备含有仲胺基团的(甲基)丙烯酸酯共聚物的方法

    公开(公告)号:US20130096272A1

    公开(公告)日:2013-04-18

    申请号:US13805523

    申请日:2010-10-13

    IPC分类号: C08F2/06

    摘要: The invention relates to a process for preparing a (meth)acrylate copolymer containing quaternary ammonium groups from a monomer mixture selected from: (a) 80 to 99% by weight of a C1-C4-alkyl ester of acrylic acid or methacrylic acid; and (b) 20 to 1% by weight of an alkyl ester of acrylic acid or methacrylic acid with a quaternary ammonium group in the alkyl radical; and (c) 0 to 10% of further copolymerizable vinyl monomers whereby one or more polymerization initiators, optionally one or more molecular weight regulators and one or more solvents or of a solvent mixture are added to the monomer mixture to give a polymerization mixture, which is polymerized at temperatures from 30 to 120 C over a period of 2 to 24 hours, where the polymerization mixture is polymerized to a polymerization syrup with a conversion of the monomers to the copolymer of at least 99% by weight, where the polymerization syrup is subsequently degassed by distillation or by extrusion and the degassed polymerization syrup is further comminuted to a copolymer preparation in the form of a granulate or powder and where the copolymer preparation is characterized by a molecular weight (Mw) of 25.000 to 50.000, a polydispersity index of 2.0 to 3.0 and a residual solvent concentration of less than 10.000 ppm by weight.

    摘要翻译: 本发明涉及一种从单体混合物制备含有季铵基的(甲基)丙烯酸酯共聚物的方法,所述单体混合物选自:(a)80-99重量%的丙烯酸或甲基丙烯酸的C 1 -C 4 - 烷基酯; 和(b)20至1重量%的烷基中具有季铵基团的丙烯酸或甲基丙烯酸的烷基酯; 和(c)0至10%的另外的可共聚的乙烯基单体,由此将一种或多种聚合引发剂,任选的一种或多种分子量调节剂和一种或多种溶剂或溶剂混合物加入到单体混合物中,得到聚合混合物,其中 在2〜24小时的时间内在30〜120℃的温度下聚合,聚合混合物聚合成聚合浆料,其中单体向共聚物的转化率为至少99重量%,其中聚合糖浆为 随后通过蒸馏或通过挤出脱气,并将脱气聚合糖浆进一步粉碎成颗粒或粉末形式的共聚物制剂,其中共聚物制剂的特征在于分子量(Mw)为25.000至50.000,多分散指数 2.0〜3.0,残留溶剂浓度小于10.000重量ppm。

    Process for preparing a (meth)acrylate copolymer containing quaternary ammonium groups by free-radical polymerization in solution
    4.
    发明授权
    Process for preparing a (meth)acrylate copolymer containing quaternary ammonium groups by free-radical polymerization in solution 有权
    在溶液中通过自由基聚合制备含有季铵基团的(甲基)丙烯酸酯共聚物的方法

    公开(公告)号:US08822613B2

    公开(公告)日:2014-09-02

    申请号:US13805523

    申请日:2010-10-13

    IPC分类号: C08F2/06

    摘要: The invention relates to a process for preparing a (meth)acrylate copolymer containing quaternary ammonium groups from a monomer mixture selected from: (a) 80 to 99% by weight of a C1-C4-alkyl ester of acrylic acid or methacrylic acid; and (b) 20 to 1% by weight of an alkyl ester of acrylic acid or methacrylic acid with a quaternary ammonium group in the alkyl radical; and (c) 0 to 10% of further copolymerizable vinyl monomers whereby one or more polymerization initiators, optionally one or more molecular weight regulators and one or more solvents or of a solvent mixture are added to the monomer mixture to give a polymerization mixture, which is polymerized at temperatures from 30 to 120 C over a period of 2 to 24 hours, where the polymerization mixture is polymerized to a polymerization syrup with a conversion of the monomers to the copolymer of at least 99% by weight, where the polymerization syrup is subsequently degassed by distillation or by extrusion and the degassed polymerization syrup is further comminuted to a copolymer preparation in the form of a granulate or powder and where the copolymer preparation is characterized by a molecular weight (Mw) of 25.000 to 50.000, a polydispersity index of 2.0 to 3.0 and a residual solvent concentration of less than 10.000 ppm by weight.

    摘要翻译: 本发明涉及一种从单体混合物制备含有季铵基的(甲基)丙烯酸酯共聚物的方法,所述单体混合物选自:(a)80-99重量%的丙烯酸或甲基丙烯酸的C 1 -C 4 - 烷基酯; 和(b)20至1重量%的烷基中具有季铵基团的丙烯酸或甲基丙烯酸的烷基酯; 和(c)0至10%的另外的可共聚的乙烯基单体,由此将一种或多种聚合引发剂,任选的一种或多种分子量调节剂和一种或多种溶剂或溶剂混合物加入到单体混合物中,得到聚合混合物,其中 在2〜24小时的时间内在30〜120℃的温度下聚合,聚合混合物聚合成聚合浆料,其中单体向共聚物的转化率为至少99重量%,其中聚合糖浆为 随后通过蒸馏或通过挤出脱气,并将脱气聚合糖浆进一步粉碎成颗粒或粉末形式的共聚物制剂,其中共聚物制剂的特征在于分子量(Mw)为25.000至50.000,多分散指数 2.0〜3.0,残留溶剂浓度小于10.000重量ppm。

    PROCESS FOR PREPARING A (METH)ACRYLATE COPOLYMER CONTAINING TERTIARY AMINO GROUPS BY FREE-RADICAL POLYMERIZATION IN SOLUTION
    5.
    发明申请
    PROCESS FOR PREPARING A (METH)ACRYLATE COPOLYMER CONTAINING TERTIARY AMINO GROUPS BY FREE-RADICAL POLYMERIZATION IN SOLUTION 有权
    通过溶液中的自由基聚合制备含有仲胺基团的(甲基)丙烯酸酯共聚物的方法

    公开(公告)号:US20130190468A1

    公开(公告)日:2013-07-25

    申请号:US13876277

    申请日:2010-10-13

    IPC分类号: C08F2/04

    摘要: The invention relates to a process for preparing a (meth)acrylate copolymer containing tertiary amino groups by free-radical polymerization in solution from a monomer mixture selected from a) 30 to 70% by weight of a C1-C4-alkyl ester of acrylic acid or methacrylic acid and b) 70 to 30% by weight of an alkyl ester of acrylic acid or methacrylic acid with a tertiary amino group in the alkyl radical and c) 0 to 10% of further copolymerizable vinyl monomers, whereby one or more polymerization initiators, optionally one or more molecular weight regulators and one or more solvents or of a solvent mixture are added to the monomer mixture to give a polymerization mixture, which is polymerized at temperatures from 30 to 120° C. over a period of 2 to 24 hours, where the polymerization mixture is finally polymerized to give a polymerization syrup with a conversion of the monomers to the copolymer of at least 99% by weight, where the polymerization syrup is subsequently degassed by distillation or by extrusion and the degassed polymerization syrup is further comminuted to a copolymer preparation in the form of a granulate or powder, where the copolymer preparation is characterized by a molecular weight (Mw) of 25.000 to 75.000 g/mol a polydispersity index of 2.1 to 2.9 and a residual solvent concentration of less than 1.000 ppm by weight.

    摘要翻译: 本发明涉及一种通过自由基聚合制备含有叔氨基的(甲基)丙烯酸酯共聚物的方法,该方法是从选自a)30至70重量%的丙烯酸C 1 -C 4烷基酯的单体混合物 或甲基丙烯酸,b)70〜30重量%的烷基中丙烯酸或甲基丙烯酸与叔氨基的烷基酯,和c)0〜10%的其它可共聚乙烯基单体,由此一个或多个聚合引发剂 ,任选地将一种或多种分子量调节剂和一种或多种溶剂或溶剂混合物加入到单体混合物中,得到聚合混合物,其在30至120℃的温度下在2至24小时的时间内聚合 其中聚合混合物最终聚合以得到聚合浆料,其中单体向共聚物的转化率至少为99重量%,其中聚合糖浆随后通过蒸馏脱气 或通过挤出,并将脱气的聚合糖浆进一步粉碎成颗粒或粉末形式的共聚物制剂,其中共聚物制剂的特征在于分子量(Mw)为25.000至75.000g / mol,多分散指数为2.1至 2.9,残留溶剂浓度小于1.000重量ppm。