Light resistant compositions of polycarbonate and graft copolymer resins
US5786411A · kind A · utility
3Cited by
48References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 1996 |
| Grant date | Jul 28, 1998 |
| Priority date | — |
| Expiry date | Dec 20, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L69/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A light resistant polymer composition useful for molding applications is provided. The polymer composition comprises a blend of polycarbonate resin with a graft copolymer resin and an acylated sterically hindered amide. The compositions have improved physical properties as compared to compositions containing hindered amine light stabilizers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.