EMULSIFYING INITIATOR, CORE-SHELL COPOLYMER, AND THERMOPLASTIC RESIN COMPOSITION COMPRISING SAME
申请人:LG Chem, Ltd.
公开号:EP3502148A1
公开(公告)日:2019-06-26
Provided are an emulsifying initiator, and more specifically, an emulsifying initiator including a surfactant part, an initiator part and a vinyl monomer-derived repeating unit, the surfactant part including an organic acid-based monomer-derived repeating unit, and the initiator part including a peroxide-based monomer-derived repeating unit, wherein the content of the organic acid-based monomer-derived repeating unit is more than 2.5% by weight and less than 40% by weight, the content of the peroxide-based monomer-derived repeating unit is more than 2.5% by weight and less than 40% by weight, and the content of the vinyl monomer-derived repeating unit is more than 20% by weight and less than 95% by weight, based on the total content of the emulsifying initiator, and wherein the emulsifying initiator has a weight average molecular weight less than 250,000 g/mol; a core-shell copolymer; and a thermoplastic resin composition including the same.
提供了一种乳化引发剂,更具体地说,是一种包括表面活性剂部分、引发剂部分和乙烯基单体衍生重复单元的乳化引发剂,表面活性剂部分包括有机酸基单体衍生重复单元,引发剂部分包括过氧化物基单体衍生重复单元,其中有机酸基单体衍生重复单元的含量大于 2.以乳化引发剂的总含量为基准,其中有机酸基单体衍生重复单元的含量大于 2.5%(重量比)且小于 40%(重量比),过氧化物基单体衍生重复单元的含量大于 2.5%(重量比)且小于 40%(重量比),乙烯基单体衍生重复单元的含量大于 20%(重量比)且小于 95%(重量比),其中乳化引发剂的重量平均分子量小于 250,000 g/mol;芯壳共聚物;以及包括上述内容的热塑性树脂组合物。