Copolymerization of unsaturated urethane monomers
USRE35280E · kind E · reissue
0Cited by
5References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 15, 1993 |
| Grant date | Jun 18, 1996 |
| Priority date | — |
| Expiry date | Dec 15, 2013 |
Classification
- Technology area (CPC —)General
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.