Patent · US Expired

Process for forming composite coated film

US4888244A · kind A · utility

49Cited by
6References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 1986
Grant dateDec 19, 1989
Priority date
Expiry dateSep 10, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31522
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A process for forming a composite coated film, which comprises coating a cationically electrodepositing paint composed mainly of a cationic resin having a functional group capable of reacting with isocyanate groups on the surface of a substrate, then coating an organic solvent-base paint containing a polyisocyanate compound and capable of forming a coated film having a static glass transition temperature of 0.degree. to -75.degree. C. on the surface of the electrodeposited paint film, and then coating a top coat paint.

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