Copolymerization of unsaturated urethane monomers
US4480079A · kind A · utility
34Cited by
4References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 1, 1982 |
| Grant date | Oct 30, 1984 |
| Priority date | — |
| Expiry date | Nov 1, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F290/147
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Moulded plastics products are produced by in-mould copolymerization of methyl methacrylate with a polyurethane polyacrylate or polymethacrylate derived from a hydroxyalkyl acrylate or methacrylate by reaction of hydroxyl groups thereof with the isocyanate groups of a polyisocyanate or urethane polyisocyanate having isocyanate functionality greater than 2.0.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.