Patent · US Expired

Electrodepositable epoxy resins having quaternary groups carrying blocked NCO, and aqueous dispersions

US4009133A · kind A · utility

22Cited by
8References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 1, 1975
Grant dateFeb 22, 1977
Priority date
Expiry dateAug 1, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D5/4453
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Resinous vehicles suitable for use in cationic electrodeposition are disclosed. The vehicles comprise the reaction product of an epoxy-containing organic material and an organic tertiary amine acid salt or sulfide-acid mixture; the amine and the sulfide containing blocked isocyanate groups capable of unblocking at elevated temperatures to cure the resinous vehicle.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.