Polycarbonate-polymethyl methacrylate blends
US5280070A · kind A · utility
44Cited by
5References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 1, 1992 |
| Grant date | Jan 18, 1994 |
| Priority date | — |
| Expiry date | Jun 1, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L69/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Polycarbonates can be blended with 1-99% of polymethyl methacrylate (PMMA) polymers in which at least 60% of the monomer units are in the syndiotactic configuration to form thermodynamically miscible, single phase, transparent blends at all compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.