公开(公告)号：US20210284885A1

公开(公告)日：2021-09-16

申请号：US17262501

申请日：2019-07-25

Applicant: LG Chem, Ltd.

Inventor： Min Jin Ko ,  Jae Ho Jung ,  Min A Yu ,  Min Kyoun Kim ,  Byung Kyu Cho ,  Taek Yong Lee ,  Dong Yong Kim

IPC: C09J163/04 ,  C09J11/08 ,  C09J151/04 ,  C09J175/08 ,  C08F236/06 ,  C08F212/08 ,  C08F220/14 ,  C08L51/04 ,  C08G59/14 ,  C08G59/24 ,  C08G59/40 ,  C08G18/10 ,  C08G18/24 ,  C08G18/48 ,  C08G18/67 ,  C08G18/75

Abstract: An epoxy-based adhesive composition and methods for manufacturing the same are provided. The adhesive composition provides excellent adhesion strength, peel strength and impact-resistant strength uniformly over a wide temperature range.

公开(公告)号：US20210284882A1

公开(公告)日：2021-09-16

申请号：US17262340

申请日：2019-07-25

Applicant: LG Chem, Ltd.

Inventor： Min Jin Ko ,  Jae Ho Jung ,  Min A Yu ,  Min Kyoun Kim ,  Byung Kyu Cho ,  Taek Yong Lee ,  Dong Yong Kim

IPC: C09J163/00 ,  C09J7/38 ,  C09J11/08 ,  C09J11/06

Abstract: The present application relates to an epoxy-based adhesive composition, which may include (a) one or more epoxy resins, (b) a urethane resin having a weight average molecular weight (Mw) of 30,000 or less, and having a polytetrahydrofuran unit, (c) a core-shell rubber in the form of secondary particles in which two or more core-shell rubbers in the form of primary particles are aggregated and (d) one or more epoxy curing agents. The adhesive composition of the present application can provide excellent adhesion strength, peel strength and impact-resistant strength uniformly over a wide temperature range.

公开(公告)号：US20210238462A1

公开(公告)日：2021-08-05

申请号：US17262850

申请日：2019-07-25

Applicant: LG Chem, Ltd.

Inventor： Min Jin Ko ,  Jae Ho Jung ,  Min A Yu ,  Min Kyoun Kim ,  Byung Kyu Cho ,  Taek Yong Lee ,  Dong Yong Kim

IPC: C09J163/00

Abstract: An epoxy-based adhesive composition and methods for manufacturing the same are provided. The adhesive composition provides excellent adhesive strength and impact strength uniformly over a wide temperature range. In addition, the adhesive composition of the present application may have a level of viscosity capable of ensuring excellent processability.