Terpolymers with improved heat distortion resistance
US4305869A · kind A · utility
15Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 1979 |
| Grant date | Dec 15, 1981 |
| Priority date | — |
| Expiry date | Dec 17, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F291/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Terpolymers of a monoalkenyl aromatic monomer, an unsaturated dicarboxylic acid anhydride and an alkyl methacrylate are found to possess an unexpectedly high heat distortion temperature over a certain range of composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.