Low sheen paint composition with effective opacity
US11498992B2 · kind B2 · utility
0Cited by
7References
7Claims
0Family size
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Key dates
| Filing date | Apr 28, 2015 |
| Grant date | Nov 15, 2022 |
| Priority date | — |
| Expiry date | May 25, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2003/2241
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides an aqueous paint composition comprising by dry weight based on total dry weight of the pigment composition, from 11% to 35% of a polymeric duller of (co)polymeric particles having an average diameter of from 1 to 20 μm, and from 25% to 70% of titanium dioxide particles; wherein from 50% to 100% of the titanium dioxide particles are encapsulated by polymer shell of (co)polymeric particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.