Graft copolymers effective as additives to unsaturated polyester resins
US5070147A · kind A · utility
1Cited by
2References
12Claims
0Family size
Inventors
Key dates
| Filing date | Aug 30, 1989 |
| Grant date | Dec 3, 1991 |
| Priority date | — |
| Expiry date | Aug 30, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F299/0485
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A graft copolymer, which is effective as an additive to unsaturated polyester resins, contains 10-80 weight % of a macromonomer of a specified kind, 20-89.9 weight % of a vinyl monomer of another specified kind, and 0.1-5 weight % of vinyl monomers of still other kinds. If necessary, up to 40 weight % of still another constituent of a specified kind may be contained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.