Patent · US Expired

Polyamide and/or polyetheresteramide thermoplastic powder coating compositions comprising epoxy/sulfonamide resins

US5409999A · kind A · utility

9Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 16, 1993
Grant dateApr 25, 1995
Priority date
Expiry dateAug 16, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D177/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Thermoplastic powder coating compositions including a polyamide and/or polyetheresteramide constituent and an epoxy/sulfonamide resin constituent are well adapted for coating a wide variety of metal substrates, e.g., by electrostatic spraying, without the requirement for first treating such substrates with an adhesion primer.

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