Patent ID: 11958926
Assignee: NIPPON PAPER INDUSTRIES CO., LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A modified polyolefin resin, comprising:
a modified product of a polyolefin resin satisfying (A) to (C):
(A) a modifying component comprises (a1) an α,β-unsaturated carboxylic acid derivative having a cyclic structure and (a2) a (meth)acrylate ester;
(B) a ring-opening degree expressed by formula (1) is 40 or more:

DRO=KMD×RRO  (1),, DRO being ring-opening degree, KMD being a modification degree representing a grafting weight as a weight percentage of the α,β-unsaturated carboxylic acid derivative, and RRO being a ring-opening rate as a percentage of the cyclic structure in the α,β-unsaturated carboxylic acid derivative, RRO being in a range of from 10 to 80%; and
(C) the polyolefin resin comprises an ethylene structural unit.