Ultraviolet resistant pre-mix compositions and articles using such compositions
US6337362B1 · kind B1 · utility
12Cited by
2References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2000 |
| Grant date | Jan 8, 2002 |
| Priority date | — |
| Expiry date | Jun 12, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2201/011
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The compositions described include micronized zinc oxide UV blocking agents with at least one organic UV protective compound. Premix compositions are provided for imparting improved UV resistance to paints, coatings, finishes and plastic articles comprising both micronized inorganic zinc oxide and organic UV protective compounds suitable for easy later inclusion into paint, coating, finish and plastic articles formulations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.