Copolymer dispersant and dispersion using same
US12371520B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Feb 21, 2022 |
| Grant date | Jul 29, 2025 |
| Priority date | — |
| Expiry date | Feb 21, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A copolymer and a dispersion using same, the copolymer including two or more monomers selected from among a monomer containing two or more substituted or unsubstituted aromatic rings, a monomer containing a straight-chain or branched aliphatic hydrocarbon having 5 to 22 carbon atoms, and a polar monomer containing any one selected from the group consisting of cyano (CN), pyrrolidone (NC4H6O) and carboxylic acid (COOH).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.