UV-absorbing core/shell particles
US6312807A · kind A · utility
9Cited by
15References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1999 |
| Grant date | Nov 6, 2001 |
| Priority date | — |
| Expiry date | Aug 9, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2998
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Described are polymeric core/shell particles wherein the core comprises a ultraviolet absorber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.