Patent · US Expired

Method of providing a substrate with a flexible multilayer coating

US4720405A · kind A · utility

25Cited by
6References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 24, 1986
Grant dateJan 19, 1988
Priority date
Expiry dateDec 24, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/3158
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A coating composition contains an organic polyol, a polyepoxide, a polyisocyanate crosslinking agent, and a phenolic resin. The composition is flexible, having an elongation of at least 10 percent when cured. This coating composition is particularly suitable as a primer in preparing substrates with a multilayer coating having good flexibility.

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