公开(公告)号：US11492481B2

公开(公告)日：2022-11-08

申请号：US16958798

申请日：2018-12-07

申请人： LOTTE CHEMICAL CORPORATION

发明人： Hyeongseob Shin ,  Keehae Kwon ,  Younghyo Kim ,  In-Chol Kim ,  Jieun Park

IPC分类号： C08L33/12 ,  C08L51/00 ,  C08L25/08 ,  C08L39/04

摘要： This disclosure relates to a thermoplastic resin composition comprising (A) 60 to 85 wt % of a (meth)acrylic resin, (B) 10 to 30 wt % of an acrylic graft copolymer, and (C) 5 to 10 wt % of a maleimide-based heat-resistant copolymer and a molded product using the same.

公开(公告)号：US11814513B2

公开(公告)日：2023-11-14

申请号：US17289364

申请日：2019-10-28

申请人： LOTTE CHEMICAL CORPORATION

发明人： Hyeongseob Shin ,  In-Chol Kim ,  Keehae Kwon

IPC分类号： C08L51/04 ,  C08F265/06 ,  C08L25/12 ,  C08L33/12 ,  C08L35/06

CPC分类号： C08L51/04 ,  C08F265/06 ,  C08L25/12 ,  C08L33/12 ,  C08L35/06 ,  C08L2205/035 ,  C08L2205/18 ,  C08L2207/53

摘要： Provided are a thermoplastic resin composition and a molded product using same, the thermoplastic resin composition comprising: (A) 30 to 50 wt % of an acrylate-based graft copolymer; (B) 20 to 50 wt % of a poly(methyl methacrylate) resin; (C) 0 to 40 wt % of a methyl methacrylate-styrene-acrylonitrile copolymer; and (D) 5 to 15 wt % of a styrene-methyl methacrylate-maleic anhydride copolymer having a maleic anhydride-derived component content of 20 to 25 wt %.

公开(公告)号：US11781005B2

公开(公告)日：2023-10-10

申请号：US16943025

申请日：2020-07-30

申请人： Lotte Chemical Corporation

发明人： Jungwook Kim ,  Jieun Park ,  Seongwoo Kang ,  Keehae Kwon

IPC分类号： C08L33/10 ,  C08L51/00 ,  C08F212/10 ,  C08F265/04 ,  C08K5/17 ,  C08K5/3432 ,  C08K5/3492 ,  C08L25/12 ,  C08L33/18

CPC分类号： C08L33/10 ,  C08F212/10 ,  C08F265/04 ,  C08K5/175 ,  C08K5/3432 ,  C08K5/34926 ,  C08L25/12 ,  C08L33/18 ,  C08L51/003 ,  C08L2205/03

摘要： A thermoplastic resin composition includes: 100 parts by weight of a base resin including (A) about 35 wt % to about 55 wt % of an acrylic graft copolymer; (B) about 35 wt % to about 55 wt % of an aromatic vinyl-vinyl cyanide copolymer; and (C) about 2 wt % to about 15 wt % of an alkyl(meth)acrylate-based resin; (D) about 0.4 parts by weight to about 2 parts by weight of a first sterically hindered amine represented by Chemical Formula 1 described in the detailed description; and (E) about 0.4 parts by weight to about 2 parts by weight of a second sterically hindered amine represented by Chemical Formula 2 described in the detailed description.

公开(公告)号：US11987666B2

公开(公告)日：2024-05-21

申请号：US17256294

申请日：2019-07-01

申请人： LOTTE CHEMICAL CORPORATION

发明人： In-Chol Kim ,  Keehae Kwon

IPC分类号： C08G63/183 ,  C08F210/02 ,  C08F220/18 ,  C08F220/32 ,  C08K3/04 ,  C08K5/5377 ,  C08K7/06 ,  C08L25/12 ,  C08L51/00

CPC分类号： C08G63/183 ,  C08F210/02 ,  C08F220/1804 ,  C08F220/325 ,  C08K3/041 ,  C08K5/5377 ,  C08K7/06 ,  C08L25/12 ,  C08L51/003 ,  C08K2201/003 ,  C08K2201/004 ,  C08K2201/011 ,  C08L2201/02 ,  C08L2205/03 ,  C08L2207/53

摘要： Disclosed are a thermoplastic resin composition and a molded product including the same, and based on 100 parts by weight of a base resin including (A) 70 wt % to 90 wt % of a polybutylene terephthalate resin and (B) 10 wt % to 30 wt % of an acrylate-based graft copolymer, the thermoplastic resin composition includes: (C) 1 part by weight to 5 parts by weight of an epoxy group-containing methacrylate-aromatic vinyl-unsaturated nitrile copolymer; (D) 15 parts by weight to 20 parts by weight of a carbon fiber; (E) 1 part by weight to 5 parts by weight of carbon nanotubes; and (F) 18 parts by weight to 20 parts by weight of aluminum diethyl phosphinate (ADEP).

公开(公告)号：US11339286B2

公开(公告)日：2022-05-24

申请号：US16769711

申请日：2018-11-01

申请人： LOTTE CHEMICAL CORPORATION

发明人： Doo Young Kim ,  Keehae Kwon ,  Jungeun Park

IPC分类号： C08L69/00

摘要： Disclosed are a thermoplastic resin composition comprising, based on (A) 100 parts by weight of a base resin comprising (A-1) 75 to 90 wt % of a polycarbonate resin, (A-2) 5 to 15 wt % of an acryl-based graft copolymer, and (A-3) 5 to 15 wt % of an aromatic vinyl-vinyl cyanide copolymer, (B) 5 to 20 parts by weight of a polyamide-polyalkylene glycol copolymer, and (C) 4 to 6 parts by weight of a cross-linked aromatic vinyl-vinyl cyanide copolymer, and a molded article made using the same.

公开(公告)号：US11180652B2

公开(公告)日：2021-11-23

申请号：US16957847

申请日：2018-11-02

申请人： LOTTE CHEMICAL CORPORATION

发明人： Myunghun Kim ,  Keehae Kwon ,  Jungeun Park

IPC分类号： C08L69/00

摘要： The present invention relates to a thermoplastic resin composition comprising (A) 60 wt % to 75 wt % of a polycarbonate resin, (B) 5 wt % to 20 wt % of a polybutylene terephthalate resin, (C) 2 wt % to 8 wt % of a polyethylene terephthalate resin, (D) 1 wt % to 5 wt % of a methyl methacrylate-styrene-acrylonitrile copolymer, (E) 3 wt % to 8 wt % of an acrylonitrile-butadiene-styrene graft copolymer including a rubbery polymer having an average particle diameter of 200 nm to 400 nm, and (F) 5 wt % to 10 wt % of an acrylonitrile-butadiene-styrene copolymer including a rubbery polymer having an average particle diameter of 400 nm to 600 nm, and to a molded product using the same.

公开(公告)号：US11958965B2

公开(公告)日：2024-04-16

申请号：US17043063

申请日：2019-04-01

申请人： LOTTE CHEMICAL CORPORATION

发明人： Jieun Park ,  Keehae Kwon ,  Younghyo Kim ,  Jungwook Kim ,  Hyeongseob Shin

IPC分类号： C08L25/12 ,  C08L25/16 ,  C08L51/04

CPC分类号： C08L25/12 ,  C08L25/16 ,  C08L51/04 ,  C08L2205/025 ,  C08L2205/035 ,  C08F212/12 ,  C08F212/08 ,  C08F220/44 ,  C08L25/16 ,  C08L51/04 ,  C08L51/04 ,  C08L25/12 ,  C08L25/12

摘要： Provided are a thermoplastic resin composition and a molded product using same, wherein the thermoplastic resin composition includes a base resin including (A-1) 10 wt % to 30 wt % of a first acrylate-based graft copolymer having an acrylate-based rubbery polymer with an average particle diameter of 300 nm to 400 nm; (A-2) 10 wt % to 35 wt % of a second acrylate-based graft copolymer having an acrylate-based rubbery polymer with an average particle diameter of 100 nm to 200 nm; (B) 10 wt % to 15 wt % of an aromatic vinyl compound-vinyl cyanide compound copolymer; and (C) 35 wt % to 55 wt % of α-methylstyrene-based copolymer, and (D) 1 to 5 parts by weight of an ultrahigh molecular weight styrene-acrylonitrile copolymer having a weight average molecular weight of greater than or equal to 5,000,000 g/mol, based on 100 parts by weight of the base resin.

公开(公告)号：US11697731B2

公开(公告)日：2023-07-11

申请号：US17298102

申请日：2019-11-27

申请人： LOTTE CHEMICAL CORPORATION

发明人： Myunghun Kim ,  Keehae Kwon ,  Jaekeun Hong

IPC分类号： C08L69/00 ,  C08L25/12 ,  C08L67/02 ,  C08L51/04 ,  C08K5/521 ,  C08K3/34

CPC分类号： C08L69/00 ,  C08K3/34 ,  C08K5/521 ,  C08L25/12 ,  C08L51/04 ,  C08L67/02 ,  C08L2201/08 ,  C08L2205/03 ,  C08L69/00 ,  C08K3/346 ,  C08K5/521 ,  C08L25/12 ,  C08L51/04 ,  C08L67/02

摘要： The present invention relates to a thermoplastic resin composition and a molded article using same, the thermoplastic resin composition comprising: (D) 4 to 12 parts by weight of a methyl methacrylate-butadiene-styrene graft copolymer; (E) 0.1 to 0.3 parts by weight of a phosphate-based heat stabilizer; and (F) 25 to 35 parts by weight of an inorganic filler having an average particle diameter (D50) of 1 to 5 μm, with respect to 100 parts by weight of a basic resin including (A) 65 to 75 wt % of a polycarbonate, (B) 20 to 30 wt % of an aromatic vinyl-cyanized vinyl copolymer; and (C) 1 to 10 wt % of a polyethylene terephthalate resin.