Foamable thermosetting polyurethane structural adhesive compositions and processes for producing the same
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United States of America Patent
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Dec 24, 1991
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N/A
app pub date -
Apr 10, 1989
filing date -
Apr 10, 1989
priority date (Note) -
Expired
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Abstract
The present invention relates to foamable thermosetting polyurethane structural adhesive composites and compositions and processes for producing the same comprising dispersing a water-generating curing composition into a polyurethane base resin to form a nonactivated adhesive composite, and activating the same by heating to form an adhesive composition. Another aspect of the invention relates to dispersing a water-generating compound and an amine-terminated solid polyamide resin into the polyurethane base resin and heat-activating the same to form an adhesive composition.
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