65.
    发明专利
    未知

    公开(公告)号:FI931930A0

    公开(公告)日:1993-04-29

    申请号:FI931930

    申请日:1993-04-29

    Applicant: BASF AG

    Abstract: An aqueous polymer dispersion having a solids volume concentration of 50% by volume or more, obtained by free-radical aqueous emulsion polymerisation of free-radical-polymerisable monomers other than vinyl and vinylidine halides, with addition of an aqueous starting polymer dispersion having a certain diameter distribution of the starting polymer particles present therein, by the feed process.

    66.
    发明专利
    未知

    公开(公告)号:FI931929A0

    公开(公告)日:1993-04-29

    申请号:FI931929

    申请日:1993-04-29

    Applicant: BASF AG

    Abstract: An aqueous polymer dispersion having a solids volume concentration of at least 50% by volume which is obtainable by polymerisation of monomers by free-radical aqueous emulsion polymerisation with addition of at least two starting polymer dispersions, of which one is both particularly finely divided and contains coarse polymer particles.

    WHOLLY AROMATIC MESOMORPHIC POLYESTER AMIDES AND THE PREPARATION THEREOF

    公开(公告)号:CA1268585A

    公开(公告)日:1990-05-01

    申请号:CA524452

    申请日:1986-12-03

    Applicant: BASF AG

    Abstract: - 12 - O.Z. 0050/38140 Wholly aromatic mesomorphic polyester amides which form a liquid-crystalline fiberforming melt below 320.degree.C and are composed of a) from 3 to 30 mol % of repeat units of the formula I I b) from 3 to 25 mol % of one or more of the repeat units of the formulae II, III and IV II III IV c) a molar amount corresponding to the total amount of components a) and b) of repeat units of the formulae V and/or VI V VI d) repeat units of the formula VII VII e) if desired from 5 to 25 mol % of repeat units of the formula VIII VIII the mole percentages of components a), b), c), d) and e) adding up to 100 mol % in each case, and the preparation and use thereof.

    WHOLLY AROMATIC MESOMORPHIC POLYETHER ESTER IMIDES AND THE PREPARATION THEREOF

    公开(公告)号:CA1268292A

    公开(公告)日:1990-04-24

    申请号:CA524457

    申请日:1986-12-03

    Applicant: BASF AG

    Abstract: O.Z. 0050/38145 Wholly aromatic mesomorphic polyether ester imides which form a liquid-crystalline fiber-forming melt below 320.degree.C and are composed of a) from 5 to 35 mol% of repeat units of the formula I (I) b) from 5 to 35 mol% of repeat units of the formula II (II) where X is a chemical bond, -O-, -S-, -SO2-, -CO-, -CH2- or =C(CH3)2, and n is 0 or 1, c) from 15 to 30 mol% of repeat units of the formula III (III) d) a molar amount corresponding to the total amount of b) plus c) minus a) of repeat units of the formulae IV and/or V (IV) (V) e) repeat units of the formula VI (VI) the mole percentages of components a, b, c, d and e adding up to 100 mol% in each case, the preparation thereof and fibers, films and molding prepared therefrom.

    WHOLLY AROMATIC MESOMORPHIC POLYETHER ESTERS AND THE PREPARATION THEREOF

    公开(公告)号:CA1266946A

    公开(公告)日:1990-03-20

    申请号:CA523350

    申请日:1986-11-19

    Applicant: BASF AG

    Abstract: Wholly aromatic mesomorphic polyesters which form a liquid-crystalline fiberforming melt below 320.degree.C and are composed of a) not less than 10 mol % of repeat units of the formula I I b) a molar amount equivalent to the total amount of components c) and d) of repeat units of the formula II II c) from 3 to 20 mol % of repeat units of the formulae III and/or IV III IV and d) from 5 to 30 mol % of repeat units of the formula V V the molar proportions of components a, b, c and d adding up to 100 mol % in each case, the preparation thereof and moldings and coatings prepared therefrom.

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