Patent · US Expired

Scratch-resistant coating composition

US5977256A · kind A · utility

19Cited by

15References

8Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

Jozef Theresia Huybrechts · Oud-Turnhout, BE
Stuart Kernaghan · Bonn, DE
Robert Vervoort · Deurne, BE

Key dates

Filing date	Oct 29, 1997
Grant date	Nov 2, 1999
Priority date	—
Expiry date	Oct 29, 2017

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D167/00
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A coating composition comprising a crosslinkable binder in an organic solvent, the binder composed of acrylic and polyester polyols plus a crosslinking agent, the polyester polyol containing a component derived from one or both of: a residue of dimer fatty acid and polyol, or residue of a polyacid and dimer alcohol, the composition being useful for coating metallic substrates.

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