Polycarbonate resin composition with excellent chemical resistance and blackness and molded articles comprising the same

• Main Authors: BAE DO YOUNG, KANG SUK WOO, HAN JUNG KYU, KIM SAM JUNG, AN TAE JIN
• Format: Patent
• Language: English; Korean
• Published: 01.07.2022
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; WORKING-UP

The present invention relates to a polycarbonate resin composition having excellent chemical resistance and blackness and a molded article comprising the same, and more particularly, a polycarbonate resin which comprises a polycarbonate resin, a polysiloxane-polycarbonate resin, a polyester resin, a carbon black masterbatch, and a zinc acetate dihydrate catalyst in a specific amount composition to have the excellent expression of high blackness and improved chemical resistance and mechanical properties and a molded article comprising the same. 본 발명은 내화학성 및 흑색도가 우수한 폴리카보네이트 수지 조성물 및 이를 포함하는 성형품에 관한 것으로, 더욱 상세하게는, 폴리카보네이트 수지, 폴리실록산-폴리카보네이트 수지, 폴리에스테르 수지, 카본블랙 마스터 배치 및 아세트산 아연 이수화물 촉매제를 특정 함량으로 포함함으로써, 고흑색도의 발현이 우수하고, 향상된 내화학성 및 기계적 물성을 갖는 폴리카보네이트 수지 조성물 및 이를 포함하는 성형품에 관한 것이다.