Radiation-curable coating materials and their use for the production of matt coating films
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United States of America Patent
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Aug 8, 2000
Grant Date -
N/A
app pub date -
Jan 6, 1997
filing date -
Jul 8, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to radiation-curable coating materials which comprise A a synthetic resin containing from 1.5 to 5 mol/kg, preferably from 3.6 to 4.5 mol/kg, of ethylenically unsaturated double bonds of which not more than 10% are vinyl groups, or a mixture of such synthetic resins, and B a compound of the general formula Ar--O--R.sub.1 --O--CO--CR.sub.2 .dbd.CH.sub.2, where Ar is an optionally substituted aryl radical, R.sub.1 is an alkylene radical having 1 to 6 carbon atoms and R.sub.2 is a hydrogen atom or an alkyl radical having 1 to 3 carbon atoms, or a mixture of such compounds, from 10 to 70% by weight of the total quantity of A and B comprising component A and from 30 to 90% by weight of the total quantity of A and B comprising component B.
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