Stabilized acetonitrile solvent containing polyacrylonitrile com

Details Stabilized acetonitrile solvent containing polyacrylonitrile com Stabilized acetonitrile solvent containing polyacrylonitrile com

1975-08-12

1977-10-25

Anderson, Harold D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 296AN, 260 296AQ, 260 296MQ, 260 457PS, C08L 3320

Patent

active

040555321

ABSTRACT:
A method of forming stabilized polyacrylonitrile compositions which are particularly suited for the spinning of polyacrylonitrile fibers and films and the compositions produced thereby wherein acrylonitrile polymers containing at least 85 percent acrylonitrile are dissolved in a solvent which is acetonitrile or an acetonitrile -- water mixture and which contains as a color stabilizer a compound having the following general formula:

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patent: 3632466 (1972-01-01), Peaker
patent: 3632543 (1972-01-01), Nakanome et al.
patent: 3755230 (1973-08-01), Thompson
patent: 3917553 (1975-11-01), Thompson

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