Continuous bookbinding process using a moisture curable polyurethane adhesive
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United States of America Patent
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Jan 15, 1991
Issued Date -
N/A
app pub date -
May 19, 1989
filing date -
Nov 2, 1985
priority date (Note) -
Expired
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Abstract
A process for book binding in which a block of pages, one of whose sides constitutes a book spine, is adhered to a book cover through the applicaiton of a polyurethane hot melt adhesive to the book cover and not to the spine, together with parallel side strips of adhesive.
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Cited Art Landscape
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