Press roll and manufacturing method therefor
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United States of America Patent
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Mar 20, 1984
Grant Date -
N/A
app pub date -
Dec 17, 1980
filing date -
Dec 17, 1980
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A press roll comprises an inorganic powder and a polyurethane obtainable by reacting an organic isocyanate and an organic compound having a functional group which reacts therewith. This roll is preferably used as a top press roll for manufacturing paper.
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