公开(公告)号：US20250101278A1

公开(公告)日：2025-03-27

申请号：US18714367

申请日：2022-11-18

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Daiki Koseki ,  Takahiro Danjo ,  Yoshihiko Tasaka ,  Zachary J. Thompson

IPC: C09J133/10 ,  C09J11/06 ,  C09J133/14

Abstract: The present disclosure relates to a curable precursor of an adhesive composition, wherein the curable precursor comprises (a) a radically (co)polymerizable compound, (b) a vanadium compound, (c) a beta-dicarbonyl compound, and (d) a quaternary ammonium halide. The present disclosure further relates to a method of curing the said curable precursor.

公开(公告)号：US20170313918A1

公开(公告)日：2017-11-02

申请号：US15525962

申请日：2015-11-16

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Takahiro Kasahara ,  Daiki Koseki ,  Hiroyuki Kobayashi

IPC: C09J163/00 ,  C09J5/06 ,  C09J11/08

CPC classification number: C09J163/00 ,  C08G59/32 ,  C08G59/40 ,  C09J5/06 ,  C09J11/08 ,  C09J2463/00

Abstract: To provide an epoxy adhesive having a high glass transition temperature and low viscosity, and having excellent adhesive properties, as well as to provide an automotive member that uses this adhesive, and a manufacturing method thereof. One embodiment provides an epoxy adhesive containing (A) epoxy, (B) a core-shell toughening agent, and (C) a latent curing agent that does not include an aniline backbone, wherein the epoxy (A) includes at least 50 mass % of a trifunctional or higher liquid epoxy. Another embodiment provides an automotive member including a first adherend, a second adherend, and a cured epoxy adhesive provided between the first adherend and the second adherend and cured to bond the first adherend and the second adherend.