摘要:
Non-ionic surface-active agents having the formula: ##EQU1## in which R is alkyl, alkenyl, alkoxyalkyl and alkaryloxyalkyl, having 8 to 22 carbon atoms, X represents a CH.sub.2 OH or CH.sub.2 O--CH.sub.2 --CHOH--CH.sub.2 OH group, p and q each independently represent a number between 0 and 10 inclusive with the proviso that the sum of p and q is between 1 and 10 inclusive, and methods for preparing said surface-active agents comprising the step of polycondensing n molecules of glycerol epihalohydrin or allylglycidylether with a .alpha.-diol having the formula: ##EQU2## hydroxylating the resulting condensate and subjecting the resulting hydroxylated product to ethanolysis.
摘要翻译:具有下式的非离子表面活性剂:R-CH-CH 2 -O - C 2 H 3 O-X] pH | O - - C 2 H 3 O-X] q H其中R是烷基,烯基,烷氧基烷基 和具有8至22个碳原子的烷氧基烷基,X表示CH 2 OH或CH 2 O-CH 2 -CHOH-CH 2 OH基团,p和q各自独立地表示0和10之间的数字,其中条件是p和q之和在1 和10所述的方法,以及制备所述表面活性剂的方法,包括使n分子的甘油表卤代醇或烯丙基缩水甘油醚与具有下式的α-二醇缩聚的步骤:R-CH-CH 2 -OH 产生羟基化产物进行乙解。
摘要:
The invention relates to ceramides of formula: ##STR1## where R.sub.1 denotes a C.sub.11 to C.sub.21 alkyl or alkenyl radical; R.sub.2 denotes a C.sub.11 -C.sub.19 hydrocarbon radical, which is linear and carries one or more ethylenic unsaturations, and in particular one or two, or a mixture of C.sub.11 -C.sub.19 hydrocarbon radicals, which are linear, saturated or carry one or more ethylenic unsaturations, and in particular one or two, in which the proportion of saturated radicals cannot exceed 35%, these compounds being in the form of a racemic mixture of the erythro and threo diastereoisomers in the erythro:threo proportions of 85:15 to 60:40. The invention also relates to the process for preparing the compounds as well as their applications in the cosmetic and dermopharmaceutical fields.
摘要:
##STR1## Non-ionic amphiphilic, glycerol-derived compounds having formula (I), where R is a radical selected from the group consisting of C 4-28 branched or linear alkenyl or alkyl radicals or mixtures thereof, or is a --CH 2 A grouping in which A is --OR', --SR, (II) where R' is a saturated or unsaturated hydrocarbonated radical and n represents an average statistical value n greater than 1 and equal to or less than 6; and, when R' is a --CH 2 A radical, n is also 2. These compounds are surface-active agents and some may form vesicles.
摘要:
The invention relates to compounds of formula: ##STR1## in which: w is 0, 1 or 2;x is between 2 and 10;y is between 0 and 5;R denotes a methyl, ethyl, hydroxyethyl or benzyl radical;X.crclbar. denotes an inorganic or organic anion; andn is an integer or decimal number between 1 and 15;the [C.sub.5 H.sub.6 N.sub.2 R.sup.+ ] group representing the following structures, taken as a mixture or individually: ##STR2## as well as their use as a biocidal agent or preservative.
摘要:
The invention relates to a lipid compound of formula (I): ##STR1## where R.sub.1 denotes a C.sub.11 to C.sub.21 alkyl or alkenyl radical and R.sub.2 denotes a linear or branched C.sub.8 to C.sub.30 hydrocarbon radical, saturated or bearing one or more ethylenically unsaturated bonds, and also to a process for preparing it and to compositions for cosmetic use or pharmaceutical use for skin conditions containing this compound.
摘要:
The invention relates to compounds of formula: ##STR1## in which m, n, p and q are equal to 0 or 1, p being different from q and the sum m+n+p+q being equal to 2, A denotes a nonionic chain arrangement chosen from the groups:--C.sub.2 H.sub.4 O--.sub.rand/or--C.sub.3 H.sub.5 (OH)O--.sub.s,in which r denotes a number which can assume all integral values between 0 and 5 or a statistical average value between 0 and 20,s denotes a number which can assume all integral values between 0 and 5 or a statistical average value between 0 and 10,u is equal to 0 or 1, with the restriction that when u=0, s and r are also zero,R denotes(i) a linear or branched hydrocarbon radical which has 1 to 32 carbon atoms and can contain one or more oxygen atoms in the chain or bear one or more OH groups or(ii) a (C.sub.8 -C.sub.18 alkyl)phenyl radical.These compounds can be used for preparing stable chemical compounds, for conveying active substances or for forming vesicles.
摘要:
Cosmetic compositions for cleaning hair, the skin or for removing make-up from the face or from the eyes, containing (a) a foaming surface-active agent, (b) an aqueous, hydroalcoholic or oily carrier and (c) a nonfoaming, nonionic product, poorly soluble in water, of general formula (I):R--O--[C.sub.2 H.sub.3 --CH.sub.2 R.sub.1 --O].sub.p [C.sub.2 H.sub.3 O--CH.sub.2 OH].sub.n H (I)in which R denotes a C.sub.8 -C.sub.20 alkyl radical, R.sub.1 denotes a C.sub.7 -C.sub.17 alkyl radical or an alkoxy radical containing from 8 to 20 carbon atoms, R+R.sub.1 containing from 21 to 31 carbon atoms and preferably from 23 to 27, p denotes the exact value of 1 or a statistical mean value of between 1 and 2, and n denotes a statistical mean value of between 2 and 10 and preferably between 2.5 and 7.The presence of the component (c) improves the compatibility of the foaming surface-active agents (a) with the skin and the mucosa.
摘要翻译:包含(a)发泡表面活性剂,(b)含水,水醇或油性载体的化妆品组合物,用于清洁头发,皮肤或从脸部或眼睛中除去化妆品,和(c) RO- [C 2 H 3 -CH 2 R 1 -O] p [C 2 H 3 O-CH 2 OH] n H(I)的非离子产物,其中R表示C8-C20烷基,R1表示C7- C17烷基或含有8至20个碳原子的烷氧基,含有21至31个碳原子,优选23至27的R + R1,p表示1的精确值或1和2之间的统计平均值, 并且< upbar&n表示2和10之间的统计平均值,优选在2.5和7之间。组分(c)的存在改善了发泡表面活性剂(a)与皮肤和粘膜的相容性。
摘要:
Cationic surface-active products of the formula: ##STR1## in which R.sub.1 =C.sub.4 -C.sub.20 aliphatic radical, R.sub.2 =C.sub.4 -C.sub.20 alkyl, alkoxymethyl or alkenyloxy radical, p=1-2.5, n=2-20 and G denotes an amine or amine oxide group, and their salts are disclosed for use principally in cosmetics.
摘要:
Foaming cosmetic compositions for cleansing the hair or the skin, containing, in proportions from 0.5 to 95%, a surfactant oligomer of formula (I): ##STR1## in which: R denotes a C.sub.10 -C.sub.18 hydrocarbon radical;R.sub.1 and R.sub.2, which may be identical or different, denote H or CH.sub.3 ;n denotes an average statistical value from 10 to 35;m denotes zero or an average statistical value .ltoreq.5;m/n preferably being .ltoreq.0.25M denotes H, Na, K or an ammonium group.These compositions are characterized by good foaming power, good compatibility with the skin and the ocular mucosae and a suitable detergent power.