公开(公告)号：US10011710B2

公开(公告)日：2018-07-03

申请号：US15533973

申请日：2016-10-18

Applicant: LG CHEM, LTD.

Inventor： Je Sun Yoo ,  Ki Young Nam ,  Yong Yeon Hwang ,  Jae Young Sim ,  Seon Hyeong Bae ,  Jae Yeon Bae ,  In Seok Kim

IPC: C08L25/12

CPC classification number: C08L25/12 ,  C08J5/00 ,  C08K3/10 ,  C08K3/16 ,  C08K5/053 ,  C08L51/06 ,  C08L2201/02

Abstract: The present disclosure relates to a flame retardant thermoplastic resin composition having superior thermal stability, and a molded article manufactured from the same. More particularly, the present disclosure provides a flame retardant thermoplastic resin composition exhibiting both superior thermal stability and flame retardancy without harmful gas generation even when injection-molded at high temperature, high pressure, and high speed and a molded article manufactured from the same.

公开(公告)号：US11685830B2

公开(公告)日：2023-06-27

申请号：US17052789

申请日：2019-08-14

Applicant: LG CHEM, LTD.

Inventor： Je Sun Yoo ,  Ki Young Nam ,  Jae Young Sim ,  Seon Hyeong Bae ,  Jae Yeon Bae ,  In Seok Kim

IPC: C08L71/12 ,  C08L25/06 ,  C08L55/02

CPC classification number: C08L71/123 ,  C08L25/06 ,  C08L55/02 ,  C08L2201/02 ,  C08L2201/22 ,  C08L2205/03

Abstract: The present invention relates to a flame retardant resin composition having excellent flame retardancy and improved thermal deformation properties, and a flame retardant resin molded article manufactured therefrom, and provides a flame retardant resin composition including a) a base resin including a polyarylene ether-based polymer; an aromatic vinyl-based polymer and a copolymer of vinylcyan monomer-conjugated diene monomer-aromatic vinyl monomer; b) an organophosphorus-based flame retardant; c) a hypophosphite compound; and d) a sulfur-containing compound including at least two sulfur atoms, wherein b) the organophosphorus-based flame retardant, c) the hypophosphite compound and d) the sulfur-containing compound are included in a weight ratio of 15 to 24:2 to 4:2 to 5.

公开(公告)号：US11584849B2

公开(公告)日：2023-02-21

申请号：US16768631

申请日：2019-01-10

Applicant: LG CHEM, LTD.

Inventor： Jae Yeon Bae ,  Ki Young Nam ,  Je Sun Yoo ,  Jae Yong Sim ,  Seon Hyeong Bae ,  In Seok Kim

IPC: C08L55/02 ,  C08G63/183 ,  C08G63/189 ,  C08G63/199 ,  C08G63/672 ,  C08K3/22 ,  C08K5/00 ,  C08L25/12

Abstract: A thermoplastic resin composition includes a first copolymer including a conjugated diene-based polymer, a unit derived from an aromatic vinyl-based monomer, and a unit derived from a vinyl cyan-based monomer; a second copolymer including a unit derived from an aromatic vinyl-based monomer and a unit derived from a vinyl cyan-based monomer; and, with respect to 100 parts by weight of the sum of the first copolymer and the second copolymer, 2.0 to 10 parts by weight of a third copolymer having a soft segment including a unit derived from a polyalkylene glycol and a hard segment including unit derived from an aromatic dicarboxylic acid or aromatic dicarboxylate and a unit derived from a linear aliphatic diol; and 2.5 to 10 parts by weight of a fourth copolymer including an aromatic dicarboxylic acid-derived unit, a unit derived from a linear aliphatic diol, and a unit derived from a cyclic aliphatic diol.

公开(公告)号：US11459457B2

公开(公告)日：2022-10-04

申请号：US16771175

申请日：2019-04-05

Applicant: LG CHEM, LTD.

Inventor： Je Sun Yoo ,  Ki Young Nam ,  Yong Yeon Hwang ,  Jae Yong Sim ,  Seon Hyeong Bae ,  Jae Yeon Bae ,  In Seok Kim

IPC: C08L71/12 ,  C08K5/50 ,  C08K5/5313 ,  C08K5/5397 ,  C08L51/04

Abstract: Provided is a thermoplastic resin composition which includes: a base resin including a polyarylene oxide-based polymer at 100 parts by weight; and an additive including one or more selected from the group consisting of compounds represented by Chemical Formula 1-1 to Chemical Formula 1-3 at 0.1 to 5 parts by weight, and can be used for producing a thermoplastic resin molded article which exhibits an excellent coloring property and thus has an aesthetically pleasing appearance.