To provide a novel fumaric acid diester-cinnamic acid ester-based copolymer having a high molecular weight, which is expected to maintain excellent strength or ensures excellent toughness even when formed into a film, a method for efficiently producing the copolymer, and a film using the same. The fumaric acid diester-cinnamic acid ester-based copolymer contains a fumaric acid diester residue unit, a cinnamic acid ester residue unit having an alkyl group with a carbon number of 1 to 6, and a residue unit of a polyfunctional monomer having two or more radical polymerizable functional groups.
提供一种新型
富马酸二酯-
肉桂酸酯基共聚物,该共聚物具有高分子量,即使形成薄膜也可望保持优异的强度或确保优异的韧性;提供一种高效生产该共聚物的方法;以及提供一种使用该共聚物的薄膜。
富马酸二酯-
肉桂酸酯基共聚物含有
富马酸二酯残基单元、具有碳原子数为 1 至 6 的烷基的
肉桂酸酯残基单元和具有两个或两个以上可自由基聚合官能团的多官能团单体残基单元。