Aqueous dispersion of polymeric particles
US11939486B2 · kind B2 · utility
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6References
15Claims
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Key dates
| Filing date | Oct 16, 2018 |
| Grant date | Mar 26, 2024 |
| Priority date | — |
| Expiry date | Dec 14, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2201/54
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An aqueous dispersion of polymeric particles comprising an emulsion polymer and a polyalkylene oxide with a weight average molecular weight in the range of 450 to 1,500 g/mole, and an aqueous coating composition with low VOCs comprising the aqueous dispersion and providing coatings made therefrom with improved water whitening resistance and hardness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.