公开(公告)号：US11739239B2

公开(公告)日：2023-08-29

申请号：US16490127

申请日：2018-07-10

Applicant: Sunstar Engineering Inc.

Inventor： Yanmei Zhang

IPC: C09J7/35 ,  C09J11/08 ,  C09J153/02 ,  C09J123/16 ,  C09J123/08 ,  C09J123/18 ,  C08K5/28 ,  C09J123/14 ,  C08K5/01 ,  C08K5/00

CPC classification number: C09J123/0869 ,  C08K5/0025 ,  C08K5/01 ,  C08K5/28 ,  C09J7/35 ,  C09J11/08 ,  C09J123/08 ,  C09J123/142 ,  C09J123/147 ,  C09J123/16 ,  C09J123/18 ,  C09J153/02 ,  C09J2301/304 ,  C09J2301/312 ,  C09J2301/408 ,  C09J2301/414 ,  C09J2423/006 ,  C09J2423/04 ,  C09J2423/10 ,  C09J2423/16 ,  C09J2425/00 ,  C09J2451/00 ,  C09J2493/00

Abstract: The present invention relates to a thermally crosslinkable composition comprising an acid-modified polymer A having a melting point of 110 to 150° C. and a crystallization temperature of 50 to 90° C., an acid-modified polymer B having a melting point of 30 to 110° C. and a crystallization temperature of lower than 50° C., a tackifier resin, and a curing agent, wherein the thermally crosslinkable composition has a crystallization temperature of 30 to 70° C.