THERMOPLASTIC RESIN COMPOSITION AND ARTICLE PRODUCED THEREFROM

• Main Authors: YANG SUNG WOO, KIM SUN YOUNG, KANG TAE GON, CHANG SEO HEE, LEE SNAG HOON, HA DONG IN, CHOI KI HONG
• Format: Patent
• Language: English; Korean
• Published: 08.05.2020
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

A thermoplastic resin composition of the present invention contains: 100 parts by weight of a polycarbonate resin; 5 to 20 parts by weight of a rubber-modified aromatic vinyl-based copolymer resin; 0.5 to 3 parts by weight of a rubbery polymer graft-polymerized with maleic anhydride; 50 to 100 parts by weight of glass fibers; 10 to 30 parts by weight of barium sulfate; and 5 to 20 parts by weight of a phosphorus-based flame retardant. The thermoplastic resin composition has excellent impact resistance, weather resistance, flame retardancy, fluidity, and the like, and has high specific gravity characteristics. 본 발명의 열가소성 수지 조성물은 폴리카보네이트 수지 100 중량부; 고무변성 방향족 비닐계 공중합체 수지 5 내지 20 중량부; 말레산 무수물이 그라프트 중합된 고무질 중합체 0.5 내지 3 중량부; 유리 섬유 50 내지 100 중량부; 황산바륨 10 내지 30 중량부; 및 인계 난연제 5 내지 20 중량부를 포함하는 것을 특징으로 한다. 상기 열가소성 수지 조성물은 내충격성, 내후성, 난연성, 유동성 등이 우수하고, 고비중 특성을 갖는다.