C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/184
C08G 73/14 (2006.01) C08G 73/16 (2006.01) C09K 19/38 (2006.01)
Patent
CA 1268587
ABSTRACT OF THE DISCLOSURE: Disclosed are wholly aromatic mesomorphic poly- ester amide imides which form a liquid-crystalline fiber- forming melt below 320°C and are composed of: a) from 5 to 35 mole % of repeat units of the formula (I) and/or (II): (I) Image (II) where the Xs in the formulae (I) and (II) can be identical or different and each is -O-, -S-, -SO2-, -CO-, CH2- or = C(CH3)2 and n is 0 or 1, b) from 0 to 30 mole % of repeat units of the formulae (III) and/or (IV): Image Image (III) (IV) c) a molar amount corresponding to the total amount of components a and b, of one or more of the repeat units of the formulae (V), (VI), (VII), (VIII) and (IX): Image (V) (VI) (VII) (VIII) (IX) with the proviso that at least one of the repeat units of formulae (V) and (VI) is allways present in the composition of component c) if desired from 5 to 25 mole % of one or more of the repeat units of the formulae (X), (XI) and (XII): Image (X) (XI) (XII) e) repreat units of the formula (XIII): Image (XIII) the mole percentages of components a), b), c), d) and e) adding up to 100 mole% in each case. Also disclosed are the preparation thereof and fibers, films and moldings prepared therefrom.
524454
Hisgen Bernd
Portugall Michael
Steinberger Rolf
Basf Aktiengesellschaft
Hisgen Bernd
Portugall Michael
Robic Robic & Associes/associates
Steinberger Rolf
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