Bonding method employing an adhesive which contains in an aqueous base an effective amount of a polyvinyl alcohol and a lignin sulfonate
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United States of America Patent
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-
Aug 26, 1986
Issued Date -
N/A
app pub date -
Sep 9, 1985
filing date -
Apr 16, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An aqueous adhesive possessing sufficient adhesion, tack, open time, thermal stability, biological stability, dimensional stability, flexibility and adhesion contains in an aqueous base a polyvinyl alcohol and lignin sulfonate, wherein there are about 1 to 8 parts of the lignin sulfonate per each part of the polyvinyl alcohol.
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