METHOD FOR PRODUCING OLEFIN COPOLYMER, AND OLEFIN COPOLYMER

• Main Authors: EBISAWA IKUKO, SAITO YUSUKE, KONDO MASATAKA
• Format: Patent
• Language: English; Japanese
• Published: 18.04.2024
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

To provide a method for producing an olefin/cyclic olefin copolymer with a high glass transition temperature, and also provide an olefin/cyclic olefin copolymer, specifically structured, that preferably shows a tendency for elevated glass transition temperatures.SOLUTION: A method for producing a cyclic olefin copolymer includes copolymerizing olefin and alicyclic cyclic olefin in the presence of a catalyst for olefinic polymerization comprising a transition metal compound (A) with a specific structure illustrated below.SELECTED DRAWING: Figure 1 【課題】ガラス転移温度の高いオレフィン／環状オレフィン共重合体の製造方法を提供すること。また、特定の構造を有し、好ましくはガラス転移温度の高い傾向があるオレフィン／環状オレフィン共重合体を提供する。【解決手段】下記のような特定の構造を有する遷移金属化合物（Ａ）を含むオレフィン重合触媒の存在下にオレフィンと脂環族環状オレフィンとを共重合する環状オレフィン共重合体の製造方法。TIFF2024055141000030.tif90158【選択図】図１