摘要:
This invention relates to compounds of formulae (1a) and (1b) wherein R means H or C1- to C6-alkyl, X is a structural unit selected from the formulae wherein m and k mean independently from each other a number from 1 to 12 for (4) and (5) and from 1 to 11 for (6), Y is a structural unit selected from the formulae wherein a, b independently from each other are integers from 1 to 10 R means hydrogen or C1- to C6-alkyl R2 means an alkylene or alkylidene group having 1 to 6 carbon atoms or an arylene or alkylarylene group having from 6 to 20 carbon atoms R3, R4, R5, R6 independently from each other mean an alkylene or alkylidene group having 1 to 6 carbon atoms or an arylene or alkylarylene group having from 6 to 20 carbon atoms, Z means a cation, and n means an integer being two or higher.
摘要:
A process for preparing ethylenedialkylphosphinic acids, ethylenedialkylphosphinic esters and ethylenedialkylphosphinic salts, wherein a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to give an alkylphosphonous acid, its salt or ester (II), b) the resultant alkylphosphonous acid, its salt or ester (II) is reacted with an acetylenic compound (V) in the presence of a catalyst B, to give the ethylenedialkylphosphinic acid derivative (III), and the catalyst A comprises transition metals, transition-metal compounds and/or catalyst systems which are composed of a transition metal and/or a transition-metal compound and at least one ligand, and the catalyst B comprises peroxide-forming compounds, peroxo compounds and/or azo compounds.
摘要:
Provided are a black pigment composition for heat-shielding coatings which exhibits high infrared radiation transmittance, facilitates adjustment of hue when it is mixed with a chromatic coating and a white coating since it approximates the hue of carbon black pigment in the case of not only a dark color but a light color as well, and is also advantageous in terms of weather resistance and cost; a heat-shielding coating based on the same; and a shading method. The black pigment composition for heat-shielding coatings includes a phthalocyanine blue pigment as a first pigment, a phthalocyanine green pigment as a second pigment, and at least one other chromatic pigment, wherein, regarding the amounts in parts by weight of the phthalocyanine blue pigment as Mb, the phthalocyanine green pigment as Mg, and the total of the at least one other chromatic pigment as Mn, Mb+Mg+Mn=100 and 20
摘要:
This invention relates to an composition, comprising A) at least one quaternary ammonium compound which is a collector for the reverse flotation of magnesium minerals from calcium carbonate B) at least one antifoam agent C) a solvent and its use in the reverse flotation of calcium carbonate.
摘要:
The invention relates to waxy oxidation products of rice bran, which are characterized by an acid number measured according to DIN ISO 2114 of at least 70 mg KOH/g, preferably at least 100 mg KOH/g, most preferably at least 140 mg KOH/g, and their use for producing synthetic ester waxes by esterification with one or more mono- or polyvalent alcohols.
摘要:
The present invention relates to polyester that can be obtained by polymerization of a) terephtalacid dimethylester, and b) ethylene glycol, and c) 1,2-propylene glycol, and d) one or a plurality of polyethylene glycols having weight average molecular weights in the range of 1,000 to 2,000 g/mol, and e) one methyl polyethylene glycol having a weight average molecular weight in the range of 1,050 to 1,350 g/mol, f) either when a plurality of compounds having a reticulating effect and 3 to 6 functions that are enabled for polycondensation are present or absent. The polyester according to the invention can be used in an advantageous manner, e.g. to modify hydrophobic surfaces, which can be used, e.g., in paper recycling.
摘要:
Polyesters according to the following formula (I) are described wherein R1 and R2 independently of one another are H3C—(OC2H4)n—(OC3H6)m wherein the —(OC2H4) groups and the —(OC3H6) groups are arranged blockwise and the block consisting of the —(OC3H6) groups is bound to a COO group or are HO—(C3H6) or HO—(C4H8), n is based on a molar average a number of from 40 to 50, m is based on a molar average a number of from 1 to 7, and a+b is based on a molar average a number of from 4 to 9. The polyesters have an advantageous stability in alkaline environment, possess a beneficial solubility and advantageously are clearly soluble in alkaline compositions such as alkaline heavy duty washing liquids and also possess advantageous soil release properties.
摘要翻译:描述根据下式(I)的聚酯,其中R1和R2彼此独立地是H3C-(OC2H4)n-(OC3H6)m,其中 - (OC2H4)基团和 - (OC3H6)基团以块状排列,并且 由 - (OC 3 H 6)基组成的嵌段与COO基团结合,或者是HO-(C 3 H 6)或HO-(C 4 H 8),n基于摩尔平均数40至50,m基于摩尔 平均数为1至7,a + b为摩尔平均数4至9。聚酯在碱性环境中具有有利的稳定性,具有有益的溶解性,有利地清楚地溶于碱性组合物 作为碱性重垢洗涤液体,并且还具有有利的去污性能。
摘要:
The invention relates to a clear composition which contains at least one anionic surfactant, a betaine surfactant, an N-methyl-N-acylglucamine, a triglyceride oil, a solvent and optionally an additive. The invention also relates to a method for producing the composition. The invention further relates to the use of the composition for the treatment or care of skin or hair, or for use as a shampoo, face cleaner, liquid cleaner or shower gel.
摘要:
A gel surfactant composition suitable for hard surface cleaning, washing clothes and dishes, and which can be employed for household, institutional and/or industrial applications, composed by water and a) nonionic surfactants in the range of 1 to 50%, b) a cationic surfactant or association of cationic surfactants in the range of 20 to 50% and c) optionally amphoteric surfactants.
摘要:
The invention relates to a composition Z comprising a component B1, a component B2, a component D, a component E and a component P, wherein the component B1 is a polyethylene glycol having a hydroxyl number of from 25 to 600 mg KOH/g and an average molecular weight of 200 to 4000 g/mol; the component B2 is a polyethylene glycol having a hydroxyl number of from 0.1 to 24 mg KOH/g and an average molecular weight of higher than 4000 to about 10,000,000 g/mol; the component D is an earth alkali carbonate, the component E is a phyllosilicate, and the component P is a polystyrene and/or an alloy thereof. Composition Z is suitable to increase the hydrophilic properties of processed solid or foamed polystyrene material, especially for making a film, sheet or food tray.