Blowing agent compositions
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jan 26, 1982
Grant Date -
N/A
app pub date -
Oct 10, 1980
filing date -
Oct 11, 1979
priority date (Note) -
Expired
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Abstract
A blowing agent composition comprises azodicarbonamide, 0.005 to 5% by weight, based on the weight of azodicarbonamide, of a chromium sulphate, and 0.005-1% by weight, based on the weight of azodicarbonamide, of at least one zinc compound selected from zinc salts and oxides.
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