Patent · US Active

Radiation curable low gloss powder coating compositions

US7816420B2 · kind B2 · utility

0Cited by

6References

16Claims

0Family size

Assignee

Cytec Surface Specialties, S.A. · US

Inventors

Luc Moens · Sint-Genesius-Rode, BE
Nele Knoops · Brussels, BE
Daniel Maetens · Brussels, BE

Key dates

Filing date	Apr 5, 2005
Grant date	Oct 19, 2010
Priority date	—
Expiry date	Mar 9, 2027

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L77/12
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A radiation curable powder coating composition for preparing low gloss coatings, comprises as a binder a mixture of 30 to 90 weight % of one or more (meth)acryloyl group containing amorphous polyester resins having an unsaturated equivalent weight of more than 700 g/double bond and an isophthalic acid content of from 65 to 100 weight %, calculated on all the acids, and 10 to 70 weight % of one or more (meth)acryloyl group containing acrylic copolymers having an unsaturated equivalent weight of up to 1250 g/double bond.

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