C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/489, 400/921
C08F 20/44 (2006.01) C08L 33/20 (2006.01) D01F 6/18 (2006.01)
Patent
CA 2016083
- 25 - STEREOREGULAR ACRYLONITRILE POLYMER AND COMPOSITION COMPRISING SAME ABSTRACT OF THE DISCLOSURE Disclosed is a linear acrylonitrile polymer having a viscosity average molecular weight of at least 50,000, which has a stereoregularity such that the polymer satisfies requirements of I > 0.4 and (I + 3S) > 0.95, wherein I represents the fraction of the isotactic triad and S represents the fraction of the syndiotactic triad. A shaped article is made from a composition comprised of the linear acrylonitrile polymer and a solvent or plasticizer which is selected from a protonic acid and an aqueous solution thereof, an aqueous inorganic salt solution, and a mixture of an organic solvent and an inorganic salt. The fiber made therefrom has an enhanced drawability.
Hisatani Kunio
Yamazaki Hitoshi
Asahi Kasei Kogyo Kabushiki Kaisha
Goudreau Gage Dubuc
Hisatani Kunio
Yamazaki Hitoshi
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