21.
    发明专利
    未知

    公开(公告)号:MX9307194A

    公开(公告)日:1994-07-29

    申请号:MX9307194

    申请日:1993-11-17

    Applicant: BASF AG

    Abstract: PCT No. PCT/EP93/03159 Sec. 371 Date May 22, 1995 Sec. 102(e) Date May 22, 1995 PCT Filed Nov. 11, 1993 PCT Pub. No. WO94/12571 PCT Pub. Date Jun. 9, 1994Mixtures of (I) polymers of monoethylenically unsaturated dicarboxylic acids having a molecular weight of from 200 to 5,000 and (II) (1) copolymers having a molecular weight of from 10,000 to 150,000 and comprising (a) from 10 to 70% by weight of monoethylenically unsaturated C4-C8-dicarboxylic acids or the salts thereof and (b) from 30 to 90% by weight of monoethylenically unsaturated C3-C10-monocarboxylic acids and/or the salts thereof, (2) graft polymers having a molecular weight of from 5,000 to 150,000, which are obtainable by free radical graft polymerization of (A) monoethylenically unsaturated C3-C10-carboxylic acids or the anhydrides and/or the salts thereof in the presence of (B) mono-, oligo- or polysaccharides and the derivatives thereof in a weight ratio (A) : (B) of (95 to 20) : (5 to 80), and/or (3) polyaminocarboxylic acids and/or polymers containing aminocarboxylic acid groups contain the components (I) and (II) in a weight ratio of from 10 : 0.5 to 0.5 : 10 and are used as additives for phosphate-free or low-phosphate textile detergents or as dispersants or coating inhibitors in cleaners for hard surfaces.

    22.
    发明专利
    未知

    公开(公告)号:BRPI0414449B1

    公开(公告)日:2014-05-20

    申请号:BRPI0414449

    申请日:2004-09-14

    Applicant: BASF AG

    Abstract: A process for preparing copolymers which comprises copolymerizing (A) at least one ethylenically unsaturated dicarboxylic anhydride derived from at least one dicarboxylic acid having 4 to 8 carbon atoms, (B) at least one vinylaromatic compound, and (C) optionally at least one non-(A) ethylenically unsaturated comonomer containing at least one heteroatom, (D) reacting the copolymer with at least one compound of the formula I a or I b where A 1 is C 2 -C 20 alkylene, identical or different, R 1 is C 1 -C 30 alkyl, linear or branched, and n is an integer from 1 to 200, hydrolyzing the product with water or an aqueous alkaline solution, and subsequent to hydrolysis adding further free-radical initiator.

    23.
    发明专利
    未知

    公开(公告)号:DE102005049701A1

    公开(公告)日:2007-04-26

    申请号:DE102005049701

    申请日:2005-10-14

    Applicant: BASF AG

    Abstract: The present invention relates to a process for stabilizing liquid detergent compositions, and also to liquid detergent compositions comprising a copolymer obtainable by free-radical copolymerization of (A) from 20 to 80% by weight of at least one monomer from the group of the monoethylenically unsaturated monocarboxylic acids, dicarboxylic acids and dicarboxylic anhydrides and (B) from 20 to 80% by weight of at least one monomer from the group of the aliphatic or aromatic monoolefins.

    24.
    发明专利
    未知

    公开(公告)号:AT352573T

    公开(公告)日:2007-02-15

    申请号:AT04765160

    申请日:2004-09-14

    Applicant: BASF AG

    Abstract: A process for preparing copolymers which comprises copolymerizing (A) at least one ethylenically unsaturated dicarboxylic anhydride derived from at least one dicarboxylic acid having 4 to 8 carbon atoms, (B) at least one vinylaromatic compound, and (C) optionally at least one non-(A) ethylenically unsaturated comonomer containing at least one heteroatom, (D) reacting the copolymer with at least one compound of the formula I a or I b where A 1 is C 2 -C 20 alkylene, identical or different, R 1 is C 1 -C 30 alkyl, linear or branched, and n is an integer from 1 to 200, hydrolyzing the product with water or an aqueous alkaline solution, and subsequent to hydrolysis adding further free-radical initiator.

    26.
    发明专利
    未知

    公开(公告)号:DE50101659D1

    公开(公告)日:2004-04-15

    申请号:DE50101659

    申请日:2001-04-04

    Applicant: BASF AG

    Abstract: Alcohol alkoxylates of the formula (I)whereR is an at least singly branched C4-22-alkylR is C3-4-alkylR is C1-4-alkylR is methyl or ethyln is an average value from 1 to 50m is an average value from 0 to 20r is an average value from 0 to 50s is an average value from 0 to 50,where m is at least 0.5 if R is methyl or ethyl or r is 0, or alcohol alkoxylates of the formula (II)whereR is branched or unbranched C4-22-alkylR is C3-4-alkylp is an average value of from 1 to 50q is an average value of from 0.5 to 20are used as low-foam or foam-suppressing surfactants.

    27.
    发明专利
    未知

    公开(公告)号:DE10017197A1

    公开(公告)日:2001-10-11

    申请号:DE10017197

    申请日:2000-04-07

    Applicant: BASF AG

    Abstract: The invention relates to alcohol alcoxylates of general formula (I) R -O-(CH2-CHR -O-)r(CH2-CH2-O-)n(CH2-CHR -O-)s(CH2-CHR -O-)mH, wherein R represents at least a mono-branched C4-22 alkyl, R represents C3-4 alkyl, R represents C1-4 alkyl, R represents methyl or ethyl, n represents a mean value of between 1 and 50, m represents a mean value of between 0 and 20, r represents a mean value of between 0 and 50, s represents a mean value of between 0 and 50, whereby m is at least 0.5, if R is methyl or ethyl, or if r has the value 0; or to alcohol alcoxylates of general formula (II) R -O-(CH2-CH2-O-)p(CH2-CHR -O-)qH, wherein R represents a branched or unbranched C4-22 alkyl, R represents C3-4 alkyl, p represents a mean value between 1 and 50 and q represents a mean value of between 0.5 and 20. Said alcohol alcoxylates are used as low-foam, or foam-inhibiting surfactants.

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