Patent · US Expired

Aqueous cationic electrodeposition of epoxy resins having quaternary groups carrying blocked NCO

US4040924A · kind A · utility

8Cited by
8References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 1, 1976
Grant dateAug 9, 1977
Priority date
Expiry dateNov 1, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G59/4028
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Resinous vehicles suitable for use in cationic electrodeposition are disclosed. The vehicles comprise the reaction product of any 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.