Use of brighteners for the preparation of coating slips
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United States of America Patent
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Aug 21, 2007
Grant Date -
Dec 25, 2003
app pub date -
Apr 16, 2003
filing date -
Apr 19, 2002
priority date (Note) -
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Abstract
The use of optical brighteners of the formula (II): ##STR00001## in which Y denotes a radical of the formula ##STR00002## and the other substituents have the meaning stated in the description, for brightening aqueous coating slips comprising at least one latex binder and at least one synthetic co-binder differing therefrom.
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