Process for preparing acrylonitrile-based filaments for...

Details Process for preparing acrylonitrile-based filaments for... Process for preparing acrylonitrile-based filaments for...

D - Textiles, Paper

01

F

18/580, 18/604,

D01F 6/18 (2006.01) C08F 20/44 (2006.01)

Patent

CA 1266938

ABSTRACT OF THE DISCLOSURE A PROCESS FOR PREPARING ACRYLONITRILE-BASED FILAMENTS FOR CARBON FIBERS FREE OF AGGLUTINATION A process for preparing acrylonitrile-based filaments free of agglutination is disclosed, which includes the steps of homo-polymerizing acrylonitrile or copolymerizing acrylonitrile with other vinyl monomers in a concentrated zinc chloride aqueous solution containing 0.01 - 5 % by weight of hydrogen chloride to form a polymeric solution, and then spinning the polymeric solution.

472530

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