Aqueous dispersion of multistage polymer particles and process of making the same
US11970629B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Jul 10, 2018 |
| Grant date | Apr 30, 2024 |
| Priority date | — |
| Expiry date | Jul 8, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D151/003
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An aqueous dispersion of multistage polymer particles comprising a specific oligomer prepared from polymerization of monomers comprising an alkoxylated (meth)acrylate providing aqueous coating compositions with both good flow-and-leveling property and extended open time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.