Abrasion resistant silicone coated polycarbonate article
US4284685A · kind A · utility
28Cited by
11References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 10, 1980 |
| Grant date | Aug 18, 1981 |
| Priority date | — |
| Expiry date | Jan 10, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31667
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A shaped, non-opaque coated polycarbonate article having improved abrasion and chemical solvent resistance comprising a polycarbonate substrate having disposed on the surface thereof a non-opaque primer layer of controlled thickness comprised of a thermoset acrylic polymer and disposed on said primer layer a non-opaque top coat comprised of a colloidal silica filled thermoset organopolysiloxane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.