Auto-invertible inverse polymer emulsion
US11584819B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Nov 4, 2019 |
| Grant date | Feb 21, 2023 |
| Priority date | — |
| Expiry date | Nov 4, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F2800/10
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to an inverse polymer emulsion having the particular feature of auto-inverting without any need for the use of an inverting agent and containing a polymer of at least one water-soluble monomer and at least one LCST macromonomer. The invention also relates to the use of the inverse emulsion in the fields of the oil and gas industry, water treatment, slurry treatment, paper manufacturing, construction, mining, cosmetics, textiles, detergents or agriculture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.