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    • 11. 发明公开
    • PRODUCTION METHOD OF (METH)ACRYLIC RESIN COMPOSITION
    • VERFAHREN ZUR HERSTELLUNG EINER(METH)ACRYLHARZZUSAMMENSETZUNG
    • EP3103819A4
    • 2017-10-04
    • EP15745810
    • 2015-02-06
    • KURARAY CO
    • KITADE YASUHITOOZAWA HIROSHITANAKA SHOUJI
    • C08F2/02C08F20/14C08F120/14C08F220/14
    • C08F20/68C08F2/02C08F20/14C08F120/14C08F220/14C08F220/18C08L33/06
    • A (meth) acrylic resin composition is obtained by a method that comprises: preparing a liquid starting material (A) comprising methyl methacrylate, an acrylic acid alkyl ester and a chain transfer agent, having a mass ratio of the acrylic acid alkyl ester to the methyl methacrylate of 0/100 to 20/80, and having a dissolved oxygen concentration of not more than 50 ppm, preparing a liquid starting material (B) comprising a radical polymerization initiator, a polymerization inhibitor and methyl methacrylate, and having been maintained at a temperature of not more than 10°C in the presence of oxygen, continuously feeding the liquid starting material (A) and the liquid starting material (B) into a tank reactor, allowing bulk polymerization to proceed in the tank reactor at a polymerization conversion ratio of 40 to 70 % by mass to give a reaction product, and continuously discharging the reaction product from the tank reactor.
    • (甲基)丙烯酸树脂组合物通过以下方法获得:制备包含甲基丙烯酸甲酯,丙烯酸烷基酯和链转移剂的液体原料(A),所述液体原料(A)的丙烯酸烷基酯与 甲基丙烯酸甲酯为0/100〜20/80,溶解氧浓度为50ppm以下,制备含有自由基聚合引发剂,阻聚剂和甲基丙烯酸甲酯的液体原料(B),并保持在 在氧气存在下温度不超过10℃,将液体原料(A)和液体原料(B)连续加入罐式反应器中,在罐式反应器中进行本体聚合,进行聚合转化 比例为40〜70质量%,得到反应生成物,并从罐式反应器连续地排出反应生成物。
    • 15. 发明公开
    • PRODUCTION METHOD OF (METH)ACRYLIC RESIN COMPOSITION
    • VERFAHREN ZUR HERSTELLUNG EINER(METH)ACRYLHARZZUSAMMENSETZUNG
    • EP3103819A1
    • 2016-12-14
    • EP15745810.0
    • 2015-02-06
    • Kuraray Co., Ltd.
    • KITADE, YasuhitoOZAWA, HiroshiTANAKA, Shouji
    • C08F2/02C08F20/14
    • C08F20/68C08F2/02C08F20/14C08F120/14C08F220/14C08F220/18C08L33/06
    • A (meth) acrylic resin composition is obtained by a method that comprises: preparing a liquid starting material (A) comprising methyl methacrylate, an acrylic acid alkyl ester and a chain transfer agent, having a mass ratio of the acrylic acid alkyl ester to the methyl methacrylate of 0/100 to 20/80, and having a dissolved oxygen concentration of not more than 50 ppm, preparing a liquid starting material (B) comprising a radical polymerization initiator, a polymerization inhibitor and methyl methacrylate, and having been maintained at a temperature of not more than 10°C in the presence of oxygen, continuously feeding the liquid starting material (A) and the liquid starting material (B) into a tank reactor, allowing bulk polymerization to proceed in the tank reactor at a polymerization conversion ratio of 40 to 70 % by mass to give a reaction product, and continuously discharging the reaction product from the tank reactor.
    • 通过以下方法获得(甲基)丙烯酸树脂组合物:包括:制备包含甲基丙烯酸甲酯,丙烯酸烷基酯和链转移剂的液体原料(A),其具有丙烯酸烷基酯与 甲基丙烯酸甲酯为0/100至20/80,溶解氧浓度不大于50ppm,制备包含自由基聚合引发剂,阻聚剂和甲基丙烯酸甲酯的液体原料(B),并保持在 在存在氧气的情况下不超过10℃的温度,将液体原料(A)和液体原料(B)连续进料到罐式反应器中,从而允许本体聚合在釜式反应器中进行聚合转化 比例为40〜70质量%,得到反应产物,并从反应器中连续排出反应产物。