Melamine coatings
US4197392A · kind A · utility
16Cited by
4References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 21, 1978 |
| Grant date | Apr 8, 1980 |
| Priority date | — |
| Expiry date | Aug 21, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L101/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Ultraviolet resistant transparent coatings are provided formed of (A) a melamine nucleus compound, (B) a benzophenone and preferably (C) a polyol. The compositions are effective in protecting polycarbonate resins and other UV degradable materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.