Aqueous dispersion of binding agents, method for the production thereof and cathodic electrodeposition paints
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United States of America Patent
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Jul 31, 2001
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N/A
app pub date -
Sep 17, 1999
filing date -
Mar 19, 1997
priority date (Note) -
Expired
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Abstract
The invention relates to a binder (A) in aqueous dispersion which is obtainable by neutralization of the tertiary amino groups of an amino-epoxy resin a1) with acid and reaction of the resulting product with a polyepoxide a2) to form quaternary ammonium groups and conversion into an aqueous dispersion with water. The invention furthermore relates to a process for the preparation of binders (A) in aqueous dispersion and their use in cathodic electrodeposition lacquers.
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