Aqueous coating composition and method
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United States of America Patent
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Apr 21, 1981
Grant Date -
N/A
app pub date -
May 23, 1979
filing date -
May 23, 1979
priority date (Note) -
Expired
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Abstract
An aqueous coating composition for forming a magnetic tape which has good adhesion for polyethylene terephthalate substrate. The composition is a stable dispersion in water of urethane with carboxylic acid groups in the backbone chain and includes a polyfunctional cross-linking agent.
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