C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/37
C08G 75/12 (2006.01) C08G 61/12 (2006.01) C08G 65/40 (2006.01)
Patent
CA 1276743
ABSTRACT OF THE DISCLOSURE A copolymer which can be employed for various molded particles, particularly for uses which require a high nonflammability which copolymer is a crystalline aromatic polyketone type copolymer which has an 0.40 and has a linear polymer structure comprising structural units (A) represented by the formula (A) Image structural units (B) represented by the formula (B) Image , and structural units (C) represented by the formula (C1) Image or by the formula (C2) Image the molar ratio of said units (B) to said units (C) being in the range from 30 : 70 to 99 : 1, and the unit (A) and either the unit (B) or the unit (C) being linked alter- nately; and a process producing the same.
531403
Fukawa Isaburo
Yoneda Haruyuki
Asahi Kasei Kogyo Kabushiki Kaisha
Ridout & Maybee Llp
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