Hiding by using air voids encapsulated in hollow glass spheres
US10745574B2 · kind B2 · utility
0Cited by
14References
22Claims
0Family size
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Key dates
| Filing date | Oct 11, 2016 |
| Grant date | Aug 18, 2020 |
| Priority date | — |
| Expiry date | Sep 13, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2003/2241
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A paint composition with improved hiding power includes water, a film-forming polymer, pigments, and a plurality of hollow glass spheres dispersed in the paint composition. Advantageously, the hollow glass spheres encapsulate air voids in coatings formed from the paint composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.