公开(公告)号：US20210002425A1

公开(公告)日：2021-01-07

申请号：US16976706

申请日：2019-05-03

Applicant: LG CHEM, LTD.

Inventor： Bi Oh RYU ,  Soonyong PARK ,  Youngseok PARK ,  Young Ji TAE ,  Kwanyeol PAEK ,  Il Hwan CHOI

IPC: C08G69/28 ,  B32B27/08 ,  B32B27/34

Abstract: The present disclosure relates to a polyamide block copolymer and a polyamide film including the same. The polyamide block copolymer according to the present disclosure makes it possible to provide a polyamide film exhibiting excellent mechanical properties while being colorless and transparent.

公开(公告)号：US20190263095A1

公开(公告)日：2019-08-29

申请号：US16320356

申请日：2017-11-14

Applicant: LG CHEM, LTD.

Inventor： Kwan Yeol PAEK ,  Soon Yong PARK ,  Young Ji TAE ,  Young Seok PARK ,  Bi Oh RYU ,  Il Hwan CHOI

IPC: B32B27/08 ,  B32B27/28 ,  B32B27/34 ,  C08L77/00 ,  C08L79/08 ,  C08K5/5415

Abstract: The plastic laminated film has both excellent mechanical properties and UV weathering resistance while being colorless and transparent, and can be suitably used as cover films for various flexible or foldable devices.

公开(公告)号：US20190153161A1

公开(公告)日：2019-05-23

申请号：US16320623

申请日：2017-11-29

Applicant: LG CHEM, LTD.

Inventor： Bi Oh RYU ,  Kwan Yeol PAEK ,  Young Ji TAE ,  Soon Yong PARK ,  Young Seok PARK

IPC: C08G73/14 ,  C08J5/18

Abstract: A polyamideimide copolymer which is an imide of a polyamic acid resulting from copolymerizing an aromatic diamine monomer, an aromatic dianhydride monomer, and an aromatic dicarbonyl monomer and a colorless and transparent polyamideimide film including the polyamideimide copolymer. The polyamideimide copolymer according to the present disclosure makes it possible to provide a polyamideimide film exhibiting excellent scratch resistance while being colorless and transparent.