Patent · US Expired

Chip resistant primer composition

US4614683A · kind A · utility

16Cited by
7References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 30, 1985
Grant dateSep 30, 1986
Priority date
Expiry dateApr 30, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31551
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A coating composition used as a primer for automobiles and trucks and has excellent chip and corrosion resistance and adhesion to primed metal substrates; the composition contains a liquid carrier, a binder of a polyester urethane and a crosslinking agent of a blend of a monomeric butylated and methylated melamine formaldehyde resin and a polymeric butylated melamine formaldehyde resin.

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