公开(公告)号：US20210179839A1

公开(公告)日：2021-06-17

申请号：US16325138

申请日：2017-11-13

Applicant: LG CHEM, LTD.

Inventor： Ju Hyeong LEE ,  Byoung Il KANG ,  Se Jin HAN

IPC: C08L55/02 ,  B29C45/00 ,  C23C18/20 ,  C23C18/16 ,  C25D3/38 ,  C25D3/12 ,  C25D3/04 ,  C25D5/56

Abstract: Disclosed are a thermoplastic resin composition, a method of preparing the same, and a molded part manufactured using the same, wherein the thermoplastic resin composition includes a-1) 1 to 30% by weight of a first graft polymer obtained by graft-polymerizing an aromatic vinyl compound and a vinyl cyanide compound onto a conjugated diene rubber having an average particle diameter of 0.05 μm or more and less than 0.2 μm; a-2) 5 to 45% by weight of a second graft polymer obtained by graft-polymerizing an aromatic vinyl compound and a vinyl cyanide compound onto a conjugated diene rubber having an average particle diameter of 0.2 to 0.5 μm; b) 50 to 80% by weight of an aromatic vinyl compound-vinyl cyanide compound copolymer; and c) 1 to 10% by weight of a (meth)acrylic acid alkyl ester polymer.

公开(公告)号：US20240018347A1

公开(公告)日：2024-01-18

申请号：US18033539

申请日：2022-04-27

Applicant: LG CHEM, LTD.

Inventor： Seong Kyun KIM ,  Seo Hwa KIM ,  Byoung Il KANG ,  Se Jin HAN ,  Yeong Min KIM

IPC: C08L25/12 ,  A01N59/16

CPC classification number: C08L25/12 ,  A01N59/16 ,  C08L2205/035

Abstract: The present disclosure relates to a thermoplastic resin composition including: a diene-based graft polymer; an acrylic graft polymer; a vinyl-based polymer including a vinyl aromatic monomer unit and a vinyl cyanide-based monomer unit; a polyamide elastomer; an olefin-based polymer including a vinyl acetate monomer unit; an inorganic antibacterial agent including a metal ion supported on a glass carrier; and a zinc oxide having a BET specific surface area of 11 to 28 m2/g.