Patent · US Expired

Binder and its use in radiation-curable coating agents

US6177144A · kind A · utility

15Cited by

11References

16Claims

0Family size

Assignee

BASF COATINGS GMBH · DE

Inventors

Wolfgang Kranig · Senden, DE
Rainer Blum · Ludwigshafen, DE

Key dates

Filing date	Jan 14, 1999
Grant date	Jan 23, 2001
Priority date	—
Expiry date	Jan 14, 2019

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S522/905
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to a radiation-curable binder BM consisting of a copolymer which is composed of: PA1 A) from 80 to 99% by weight of a hydroxyl-containing polyether acrylate and/or polyester acrylate A), which optionally contains a mono-, di- and/or polyamine AA) as adduct, and of PA1 B) from 1 to 20% by weight of benzophenonetetracarboxylic acid, its anhydrides and/or its esters. The invention additionally relates to processes for the preparation of the binder BM and to the use of the binders BM in radiation-curable coating compositions.

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