Aqueous coating agent and its use in lacquers
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United States of America Patent
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Jun 18, 2002
Grant Date -
N/A
app pub date -
Jul 26, 2000
filing date -
Aug 4, 1999
priority date (Note) -
Expired
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Abstract
A cellulose substance-containing lacquer emulsion prepared from a) 5-50 wt. % of cellulose substance b) 5-50 wt. % of one or more hydroxyl group-containing lacquer resins c) 0.1-10 wt. % of polyisocyanates with more than one free isocyanate group d) 0.5-30 wt. % of plasticizer e) 0.0-20 wt. % of emulsifier f) 0.0-45 wt. % of at least one organic solvent g) 10-65 wt. % of water wherein the sum of a) to g) is always 100 wt. %, characterized in that the ratio by weight of OH groups (from the lacquer resin) to NCO groups is 1:0.01-1.0 is described.
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