摘要:
The invention relates to dispersions comprising I) at least one polymer that is effective for mineral oils as a cold extrusion improver and is soluble in oil, II) at least one organic solvent that cannot be mixed with water, III) water, IV) at least one alkanolamine salt of a polycyclic carboxylic acid as a dispersing agent, and V) possibly at least one organic solvent that can be mixed with water.
摘要:
The invention relates to a method for producing alkaline fatty acid amides by reacting at least one amine that contains at least one primary or secondary amino group and at least one tertiary amino group with at least one fatty acid to form an ammonium salt, said ammonium salt being subsequently converted into the alkaline amide by means of microwave radiation.
摘要:
The invention provides surfactant-containing cosmetic, dermatological, and pharmaceutical agents comprising at least one water-soluble or water-swellable copolymer obtainable by free-radical copolymerization of A) acryloyldimethyltaurine and/or acryloyldimethyltaurates, B) if desired, one or more further olefinically unsaturated, noncationic comonomers, C) if desired, one or more olefinically unsaturated, cationic comonomers, D) if desired, a silicon-containing component(s), E) if desired, a fluorine-containing component(s), F) if desired, one or more macromonomers, G) the copolymerization taking place if desired in the presence of at least one polymeric additive, H) with the proviso that component A) is copolymerized with at least one component selected from one of the groups D) to G).
摘要:
Liquid washing, cleaning, disinfecting and bleaching compositions and methods for thickening such compositions with copolymers which include structural units derived from a1) 1 to 50% by weight of the repeating structural unit of the formula (1) where n is an integer from 2 to 9, or a2) 1 to 50% by weight of a mixture of the repeating structural unit of the formula (1) and the repeating structural unit of the formula (2) where R, R1 and R2 can be identical or different and are hydrogen or a linear or branched alkyl or alkenyl group having In each case 1 to 30 carbon atoms, and b) 49.99 to 98.99% by weight of the repeating structural unit of the formula (3) in which R3 is hydrogen, methyl or ethyl, Z is (C1-C8)-alkylene, n is an integer from 2 to 9 and X is Li+, Na+, K+, Mg++, Ca++, Al+++, NH4+, and alkylamines having alkyl substituents of (C1-C12)-alkyl or (C2-C10)-hydroxyalkyl, and c) 0.01 to 8% by weight of crosslinking structures having at least two olefinic double bonds.
摘要:
The invention relates to a method for producing alkaline amides or imides of ethylenically unsaturated C3 to C6 carboxylic acids by reacting amines that contain at least one primary and/or secondary amino group and at least one tertiary amino group with ethylenically unsaturated C3 to C6 carboxlic acids to form an ammonium salt and said ammonium salt is subsequently converted into the alkaline amide or imide by means of microwave radiation, with the proviso that the primary and/or secondary amino group is devoid of alkoxy groups.
摘要:
The invention relates to a continuous method for producing amides of aromatic carboxylic acids, according to which at least one aromatic carboxylic acid of formula (I) Ar—COON (I) wherein Ar is an optionally substituted aryl radical comprising between 5 and 50 atoms, is reacted with at least one amine of formula (II) HNR1R2 (II) wherein R1 and R2 are independently hydrogen or a hydrocarbon radical comprising between 1 and 100 C atoms, to form an ammonium salt, and said ammonium salt is then reacted to form a carboxylic acid amide, under microwave irradiation in a reaction pipe, the longitudinal axis of the pipe being oriented in the direction of propagation of the microwaves of a monomode microwave applicator.
摘要:
The invention relates to a method for producing fatty acid alkanol amides by reacting at least one amine that contains at least one primary or secondary amino group and at least one hydroxyl group with at least one fatty acid to form an ammonium salt, said ammonium salt being subsequently converted into the alkanol amide by means of microwave radiation.
摘要:
The invention relates to compositions comprising copolymers based on acryloyldimethyltaurine and also synergistic additives selected from anionic, cationic, nonionic, and betaine surfactants. The compositions exhibit a pronounced thermoassociative behavior and are outstandingly suitable as thickeners. The copolymers of the present invention are useful in formulating cosmetics, pharmaceuticals, and oil field chemicals.
摘要:
The invention provides water-soluble or water-swellable copolymers obtained by free-radical copolymerization of A) acryloyldimethyltaurine and/or acryloyldimethyltaurates, B) optionally, one or more other olefinically unsaturated, optionally crosslinking, comonomers containing at least one oxygen, nitrogen, sulfur or phosphorus atom and possessing a molecular weight of less than 500 g/mol, and C) one or more at least monofunctional, fluorine-containing components capable of free-radical polymerization, the copolymerization D) taking place in the presence or absence of at least one polymeric additive having number-average molecular weights of from 200 g/mol to 109 g/mol. The water-soluble or water-swellable copolymers of the present invention are useful in paper processing, laundry detergents, textile processing, petroleum extraction and formulating cosmetics.
摘要:
The invention relates to a copolymer containing: i) 80-90% by weight of one or more structural units of the formula A, where R1 is hydrogen or methyl, R2 is C2-C10-alkylene, and Me+ is an ammonium or an alkali metal ion; ii) from 1 to 10% by weight of one or more structural units of the formula B where R3 and R4 are each independently hydrogen, methyl or ethyl; iii) from 1 to 10% by weight of one or more structural units of the formula C, where n is a number from 1 to 6; iv) from 0.1 to 5% by weight of structural units of the formula D where X is hydrogen, an ammonium ion or an alkali metal ion; and optionally, v) from 0 to 10% by weight of one or more structural units of the formula E, where R5 is hydrogen, methyl and/or ethyl, with the proviso that the content in the copolymers of structural units B) and C) is from 6 to 15% by weight.