초록 ▼

A highly effective surfactant mixture which is liquid at room temperature comprising: (1) from 50 to 84°C. by weight ether alcohol corresponding to the general formula R1－O－[PO]0-3[EO]6-8H, (2) from 10 to 40% by weight ether alcohol corresponding to the formula R2－O－[PO]0-3[EO]3-6H, (3) from 0 to 10

A highly effective surfactant mixture which is liquid at room temperature comprising: (1) from 50 to 84°C. by weight ether alcohol corresponding to the general formula R1－O－[PO]0-3[EO]6-8H, (2) from 10 to 40% by weight ether alcohol corresponding to the formula R2－O－[PO]0-3[EO]3-6H, (3) from 0 to 10% by weight ethoxylation products of polyols which may be obtained by reaction of C12-C18 1,2-epoxides with ethylene glycol, glycerol, trimethylol propane or neopentyl glycol, (4) from 0.1 to 10% by weith of an amino alcohol selected from (A) R3－[EO]0-4N(CH2CH2OH)2, or R3－[EO]0-4NH－CH2CHOH (B) the reaction product of C12-C18 1,2-epoxide with mono- or diethanolamine, (C) reaction product of epoxidized oleyl or linoleyl alcohol with mono- or diethanolamine or (D) reaction product of compound (A), (B) or (C) with from 2 to 12 times the molar quantity of ethylene oxide, and (5) lower carboxylic acids in the quantity required to adjust a 1% aqueous solution to a neutral pH-value; wherein R1 is a C9-C11 alkyl group, R2 is a C12-C15 alkyl group, R3 is a C12-C18 alkyl or alkenyl group, (EO) are ring-opened ethylene oxide residues and (PO) are ring-opened propylene oxide residues.

대표청구항 ▼

A surfactant mixture which is liquid at room temperature based on polyalkoxylated alcohols of high surfactant power, characterized in that it consists of the following components, in percentages by weight based on the total weight of said mixture: (1) from about 50 to about 84% by weight straight-ch

A surfactant mixture which is liquid at room temperature based on polyalkoxylated alcohols of high surfactant power, characterized in that it consists of the following components, in percentages by weight based on the total weight of said mixture: (1) from about 50 to about 84% by weight straight-chain or branched chain ether alcohol corresponding to the following general formula R1－O－[PO]0-3[EO]6-8H (I) wherein R1 is a linear or branched C9-C11 alkyl group, PO is the residue of the ring-opened propylene oxide, and EO is the residue of the ring-opened ethylene oxide; (2) from about 10 to about 40% by weight straight-chain or branched-chain ether alcohols corresponding to the following general formula R2－O－[PO]0-3[EO]3-6H (II) wherein R2 is the linear or branched alkyl group of a fraction predominantly containing from 12 to 15 carbon atoms, and PO and EO are residues as defined in (1); (3) from 0 to about 10% by weight ether polyols from the reaction of ethylene oxide with polyol reactants in a molar ratio of ethylene oxide to polyol reactants of 6-15:1, the polyol reactants in turn having been produced by reaction of (a) ethylene glycol, glycerol, trimethylol propane or neopentyl glycol with (b) C12-C18 a1:1 to about 3:1; (4) from about 0.1 to about 10% by weight substituted amino alcohols selected from the group consisting of (A) alkyl or alkyl ether mono- or diethanolamines corresponding to the following general formulae R3－[EO]0-4N(CH2CH2OH)2 (III) R3－[EO]0-4N-CH2CH2OH (IV) wherein R3 is a linear or branched C12-C18 alkyl or alkenyl group, EO is the residue of the ring-opened ethylene oxide, (B) the reaction product of C12-C18 a2 to about 12 moles ethylene oxide per mole of the substituted amino alcohol; and (5) lower carboxylic acid in such a quantity that the pH-value of a 1% by weight aqueous solution of the mixture as a whole is in the range of about 6 to about 7.5.