| 摘要 |
PURPOSE: A polycarbonate resin composition is provided to improve thermal stability, and weatherability, especially visible ray transmittance, weatherability, thermal stability, etc. CONSTITUTION: A polycarbonate resin composition comprises polycarbonate resin, a UV stabilizer based on a first benzotriazole in chemical formula 1, a UV stabilizer based on a second benzotriazoles in chemical formula 2, a UV stabilizer based on bismalonate in chemical formula 3, and a phosphate-based thermal stabilizer. In chemical formulas, R, R1, R2, R3, R4, R5 and R6 is respectively and independently hydrogen, a C1-20 linear or branched alkyl group, a C6-20 aryl group, or C6-20 aryl group substituted to a C1-10 alkyl group. |
