Abstract:
The present invention is directed towards a process for making a powder or granule containing (A) at least one chelating agent selected from methyl glycine diacetic acid (MGDA) and glutamic acid diacetate (GLDA) and iminodisuccinic acid (IDS) and their respective alkali metal salts, (B) at least one homo- or copolymer of (meth)acrylic acid, partially or fully neutralized with alkali, said process comprising the steps of (a) mixing the at least one chelating agent (A) and the at least one homo- or copolymer (B) in the presence of water, (b) removing most of said water by spray-drying or spray granulation using a gas with an inlet temperature of at least 125° C.
Abstract:
Formulations comprising (A) at least one aminocarboxylate selected from methylglycine diacetate (MGDA), iminodisuccinic acid (IDS) and glutamic acid diacetate (GLDA) and salts and derivatives thereof, and (B) at least one alkoxylated alkyleneimine polymer having a mean molecular weight M w in the range from 800 to 25 000 g/mol, which has a positive charge density of at least 5 meq/g and which has in the range from 2 to not more than 80% by weight of alkylene oxide side chains, based on overall alkoxylated alkyleneimine polymer.
Abstract translation:(A)至少一种选自甲基甘氨酸二乙酸酯(MGDA),亚氨基二琥珀酸(IDS)和谷氨酸二乙酸酯(GLDA)以及它们的盐和衍生物的氨基羧酸盐和(B)至少一种烷氧基化亚烷基亚胺聚合物的平均分子量 M w为800至25000g / mol,其具有至少5meq / g的正电荷密度并且具有2至不超过80重量%的烯化氧侧链的基于 总体上烷氧基化亚烷基亚胺聚合物。
Abstract:
Aqueous formulation containing (A) at least one pigment or at least one dyestuff, (B) at least one dispersant selected from (B1) copolymers of at least one ethylenically unsaturated C4-C10-dicarboxylic acid and at least one C4-C20-olefin and their respective alkali metal salts and (B2) aromatic sulfonic acids and their respective alkali metal salts.(C) at least one chelating agent selected from MGDA, GLDA, IDS and citric acid and their respective ammonium and alkali metal salts. (D) water, wherein the concentration of the pigment (A) or dyestuff (A) is in the range of from 5 to 500 ppm, referring to the total aqueous formulation, and wherein the weight ratio of dispersant (B) to the pigment (A) or dyestuff (A), respectively, is in the range of from 1:5 to 3:1.
Abstract:
The present invention relates to formulations comprising (A) at least one aminocarboxylate selected from methylglycine diacetate (MGDA), iminodisuccinic acid (IDS) and glutamic acid diacetate (GLDA) and the salts and derivatives thereof, and (B) at least one alkyleneimine polymer covalently modified with at least one carboxylic acid or at least one derivative of at least one carboxylic acid or at least one derivative of carbonic acid, where up to a maximum of 75 mol% of the nitrogen atoms of the primary and secondary amino groups of the alkyleneimine polymer have been reacted with carboxylic acid or derivative of carboxylic acid or carbonic acid.
Abstract:
The invention relates to formulations, containing (A) at least one compound, selected from aminocarboxylates and polyaminocarboxylates and salts and derivatives thereof, (B) at least one zinc salt, and (C) at least one homopolymer or copolymer of ethyleneimine.
Abstract:
Formulations containing: (A) at least one compound selected from aminocarboxylates and polyaminocarboxylates, as well as salts and derivatives thereof, (B) at least one bismuth salt, and (C) at least one homo- or co-polymer of ethylenimine.
Abstract:
The invention relates to formulations, containing (A) at least one compound, selected from aminocarboxylates and polyaminocarboxylates, (B) at least one homopolymer or copolymer of ethyleneimine, (C) sodium citrate, and (D) at least one compound, selected from alkali metal percarbonate, alkali metal perborate, and alkali metal persulfate.
Abstract:
Aqueous formulation containing (A) at least one pigment or at least one dyestuff, (B) at least one dispersant selected from (B1) copolymers of at least one ethylenically unsaturated C4-C10-dicarboxylic acid and at least one C4-C20-olefin and their respective alkali metal salts and (B2) aromatic sulfonic acids and their respective alkali metal salts.(C) at least one chelating agent selected from MGDA, GLDA, IDS and citric acid and their respective ammonium and alkali metal salts. (D) water, wherein the concentration of the pigment (A) or dyestuff (A) is in the range of from 5 to 500 ppm, referring to the total aqueous formulation, and wherein the weight ratio of dispersant (B) to the pigment (A) or dyestuff (A), respectively, is in the range of from 1:5 to 3:1.