Solutions of polypyrrolidone in aqueous phytic acid and process for making same
United States Patent 2980641
US Patent References:
Polymers from pyrrolidone
- - 2638463

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Inventors:
Cox Jr., Paul R.
Publication Date:
04/18/1961
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Assignee:
CHEMSTRAND CORP
Primary Class:
524/127
Other Classes:
528/312, 524/592, 528/319, 528/326
International Classes:
C08G69/24; C08J3/09; C08L77/00; C08G69/00; C08J3/02