Wholly aromatic mesomorphic polyester amides and preparation...

Details Wholly aromatic mesomorphic polyester amides and preparation... Wholly aromatic mesomorphic polyester amides and preparation...

C - Chemistry, Metallurgy

08

G

31/105, 402/183

C08G 69/44 (2006.01) C08G 69/32 (2006.01) C09K 19/38 (2006.01)

Patent

CA 1268584

- 15 - O.Z. 0050/38139 Abstract of the Disclosure: Wholly aromatic mesomorphic polyester amides which form a liquid-crystalline fiber- forming melt below 320°C, composed of a) from 3 to 30 mol % of repeat units of the formula I Image I b) from 3 to 30 mol % of repeat units of the formula II and/or III Image II III c) from 2 to 25 mol % of one or more of the repeat units of the formula IV, V or VI, IV Image V VI - 16 - O.Z. 0050/38139 d) a molar amount corresponding to the total amount of components a), b) and c) excluding the repeat unit of the formula III, of the repeat units of the formula VII Image VII which, if desired, can in part be replaced by repeat unit of the formula VIII Image VIII e) if desired from 5 to 25 mol % of repeat units of the formula IX Image IX f) repeat units of the formula X Image X the molar proportions of components a), b), c), d), e) and f) in each case adding up to 100 mol %, and prepa- ration thereof.

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