Patent · US Expired

Powder coating compositions comprising urethane (meth)acrylates and micronized waxes and their use

US7300979B2 · kind B2 · utility

2Cited by
0References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 15, 2004
Grant dateNov 27, 2007
Priority date
Expiry dateDec 27, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2998
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Light-stable and weather-stable coating films contain a powder coating composition, containing from 30 to 98.5% by mass of a binder containing at least one urethane (meth)acrylate having a melting point of from 40 to 130° C.; from 1 to 20% by mass of at least one micronized wax; and from 0.5 to 50% by mass of at least one auxiliary and/or at least one additive, the composition being cross-linked by actinic radiation.

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