Patent · US Active

Copolymer dispersant and dispersion using same

US12371520B2 · kind B2 · utility

0Cited by
1References
16Claims
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Assignee

Inventors

Key dates

Filing dateFeb 21, 2022
Grant dateJul 29, 2025
Priority date
Expiry dateFeb 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.