99 results about "Sucrose stearate" patented technology

The invention discloses a skin barrier repairing preparation. The preparation is prepared from the following components: deionized water, sucrose stearate, phytosteryl isostearate, vitamin E, glycerinum, butylene glycol, 1,2-pentylene glycol, octyldodecanol, polydimethylsiloxane, hydrogenated polyisobutene, oleic acid, linoleic acid, ceramide 2, ceramide 3, ceramide 6II, sodium hyaluronate, xanthan gum, disodium EDTA, acrylates C10-30 alkyl acrylate crosslinked polymer, allantoin and sorbitan caprylate. The invention further provides a method for preparing the skin barrier repairing preparation. According to the preparation method, the problem of dissolving compound ceramide can be solved, the impact of ceramide crystallization on stability under a low-temperature condition can be reduced, the stability of the preparation can be improved, and other skin repairing components can be added and compounded with the compound ceramide. The skin barrier repairing preparation has an excellent product formula stability and a multiple repairing effect on the skin barrier.

The invention discloses high-inoxidizability lutein microcapsules.The microcapsules are prepared from a core material, a wall material, an auxiliary material and an antioxidant, the core material is a combination of lutein crystals and sunflower seed oil, the wall material is one of or a mixture of starch sodium octenyl succinate, gelatin and Arabic gum, the auxiliary wall material is one of or a mixture of sucrose stearate, sodium caseinate, lactose and sucrose, the antioxidant is one of or a mixture of L-ascorbyl palmitate, L-sodium ascorbate and lecithin, and a mass ratio of the core material, the wall material, the auxiliary wall material and the antioxidant is 5-30:20-60:10-40:0.3-3.The invention further discloses a preparation method of the microcapsules.Spray granulation and cold air boiling drying technologies are improved, and yield of the microcapsules is obviously increased while waste of raw materials is reduced.By using the preparation method, oxidization stability of the lutein microcapsules can be improved greatly, so that shelf life of the microcapsules is prolonged.

The invention discloses a skin barrier repairing essence containing oligopeptide, ceramide, and glyceryl glucoside. The essence comprises following components: water, glycerin, 1,3-propylene glycol, betaine, xylitol, anhydroxylitol, xylityl glucoside, oligopeptide-1, butylene glycol, honey extract, urea, panthenol, propylene glycol, caprylhydroxamic acid, glycerol caprylate, p-hydroxyl phenyl ethyl ketone, 1,2-hexanediol, glyceryl glucoside, ceramide 3, hydrogenated lecithin, sucrose stearate, and polyglycerol-10 stearate. The essence comprises multiple natural plant extracts and can prevent the aging of skin, repair the skin barrier, and treat various skin inflammations caused by hormones. Moreover, multiple natural plant extracts can nourish the skin and repair the skin barrier.

The disclosure also describes a method for creating a composition, comprising: a) preparing a water phase mixture with a base of deionized water; b) optionally adding thickening or thinning agents into a water phase and mixing until free from lumps; c) optionally adding carrageenan into the mixture and mixing until free of lumps; d) heating the mixture to up to 80° C.; e) adding vegetable glycerin and optionally aloe vera gel or liquid and mixing until completely uniform; f) preparing an oil phase mixture by heating one or more carrier oils to up to 75° C.; g) adding a dispersant, SPF boosting oils and / or waxes, and optionally stearic acid, an anti-oxidant, and vitamin E oil, and mixing until all the solids are dissolved; h) slowly adding sucrose stearate, maintaining temperature; i) adding inorganic sun-block agents while homogenizing until smooth and uniform; j) increasing the temperature to up to 80° C. and adding said water phase mixture; k) mixing until smooth and homogenous; l) cooling the mixture down to 45° C. or less; m) adding aloe vera gel, and optionally a salt, grapefruit seed extract, and ascorbyl palmitate, powdered butter milk, and powdered milk; n) adding preservatives; o) adding essential oils; and finally p) mixing until smooth and homogenous. The compositions of the present disclosure are shown to be capable of protecting skin and mammalian health from the harmful effects of radiation including ultraviolet light or sunlight by inhibiting the loss of skin immunocompetency and eliminating any known or suspected endocrine disrupting agents normally utilized as sun protective agents.

The invention discloses a drug carrier of apigenin and a preparation method. The drug carrier is micro-emulsion prepared by mixing sodium deoxycholate, sucrose stearate, isopropyl alcohol, ethyl acetate and a sodium chloride water solution. The drug carrier disclosed by the invention takes the ethyl acetate as an oil phase and the apigenin has highest anti-oxidization activity and maximum accumulative releasing rate.

The invention discloses a whitening and freckle-removing composite preparation which comprises the following components: deionized water, sucrose stearate, glycerol, butanediol, N-methyl pyrrolidone, carbomer, phenoxyethanol, glyceryl stearate, polydimethylsiloxane, squalane, butyrospermum parkii, phytosterol hydroxystearate, a pepper extract, seed oil of prinsepia utilis, a camellia reticulata tea extract, a folium artemisiae argyi extract, a horse chestnut extract, tetrahydrocurcumin, glutathione, azelaic acid and xanthan gum. The whitening and freckle-removing composite preparation disclosed by the invention is mainly designed from four whitening and freckle-removing mechanisms of melanin synthesis inhibition, skin barrier remediation, blood vessel factor improvement and inflammation prevention and has the functions of whitening the skin, removing freckles and beautifying the face. The invention further discloses a preparation method of the whitening and freckle-removing composite preparation. The problem of dissolving azelaic acid is solved by using a special process, and thus the stability of the product is improved.

The invention discloses a moisture preservation and skin care face mask and a preparation process thereof, relates to the technical field of cosmetics, and solves the problems that the moisture retention performance of the face mask is poor, so that small fine lines can be easily caused after the face mask is used on the skin, and the skin elasticity and moist condition of the skin are decreased,wherein the moisture preservation and skin care face mask comprises face mask cloth and face mask liquid; and the face mask liquid comprises the following ingredients in percentage by weight: 7.5 to 8.5 parts of deionized water, 0.004 to 0.006 part of glycerol, 0.25 to 0.35 part of butanediol, 0.6 to 0.7 part of glycine betaine, 2.8 to 3.2 parts of hydroxyethyl acrylate / sodium acryloyldimethyl taurate copolymers, 7.5 to 8.5 parts of acrylic acid (acrylate) / C10-30 alkanol acrylate cross-linked polymers, 71 to 74 parts of sucrose stearate, 7.2 to 7.6 parts of behenyl alcohol, 0.015 to 0.025 partof polysorbate-60, 0.96 to 0.98 part of methyl gluceth-10 and 0.15 to 0.25 part of coix seed extracts. The moisture preservation and skin care face mask provided by the invention can effectively retain the moisture to continuously maintain the skin elasticity and mist condition, can reduce the small fine lines caused by dryness, is unscented, and cannot easily cause the acne.

The invention discloses a bean curd cream and a preparation method thereof, wherein the bean curd cream comprises a moisturizing agent, cosurfactant, Film Forming Agent, Physical Sunscreen Agent, therheological regulator comprises a complex composed of tremella extract, dipropylene glycol and EDTA disodium, a complex composed of xylitol glucoside, anhydro xylitol and xylitol, a sodium hyaluronatecrosslinked polymer, sodium hyaluronate, acetylated sodium hyaluronate and hydrolyzed sodium hyaluronate; Physical sunscreen is titanium dioxide, water, polyglycerol-A complex of sunflower ester, sucrose stearate, jojoba seed oil, stearic acid, alum, glycerol octanoate, and squalane; The leveling agent is polyethylene glycol-240 / HDI copolymer and bis-Decyl tetradecanol polyether-20, the tofu cream of the invention has sunscreen and moisturizing effects and strong elasticity, and the tofu cream looks like tofu, and gives people a brand-new vision.

A bactericidal tableware detergent comprises, by weight, 10-20 parts of surfactants, 2-8 parts of sucrose stearate, 5-10 parts of ethanol, 5-10 parts of hypocrella bambusae extracts, 0.1-1 part of ethylene dismine tetraacetic acid tetrasodium salt, 1-3 parts of sodium chloride, 3-8 parts of sodium citrate, 1-5 parts of essence and 40-60 parts of water, wherein the surfactants are sodium dodecyl benzene sulfonate, sucrose oleate or sodium alcohol ether sulphate; and the hypocrella bambusae extracts contain one or two of hypocrellin A and hypocrellin B. According to the detergent, hypocrellin extracted from the Chinese herbal medicine hypocrella bambusae is adopted as the sterilization component, and the detergent has a good bactericidal effect on methicillin resistant staphylococcus aureus; and the hypocrella bambusae is a natural bactericide, is safe in use, causes no pollution to the environment, and is the novel environment-friendly bactericide.

The invention discloses an anti-aging composition and a preparation method thereof. The anti-aging composition is prepared from the following components in percentage by weight: 0.7 to 1.1 percent of vitamin A, 17 to 23 percent of vitamin E, 1.1 to 5.9 percent of sucrose stearate, 11 to 23 percent of calamine and the balance of glycine betaine. On the basis of safety and environment friendliness, by mild stimulation on the metabolic function of the skin, the anti-aging composition promotes skin function repairing, protects the skin and delays aging. The composition gives priority to taking the calamine as a carrier of oily raw materials such as functional raw materials VA and VE, owing to the fact that the calamine has relieving and curing effects on corresponding skin problems and owing to the fact that the calamine has a special surface porous structure, the calamine can absorb active substances to an extremely large extent and can uniformly convey the active substances to skin portions requiring the active substances under a condition of fully carrying the active substances due to the characteristic of easiness in dispersion, and release the active substances step by step to achieve the synergistic effect.

The invention discloses a flake-like microcapsule containing a cool formula and belongs to the technical field of microcapsules. The flake-like microcapsule containing the cool formula comprises, by weight parts, 30-40 parts of sodium alginate, 40-50 parts of gellan gum, 5-10 parts of polyvinyl alcohol, 5-10 parts of carboxymethyl cellulose sodium, 5-8 parts of menthol, 5-10 parts of menthyl lactate, 0.5-1 part of mint oil, 5-8 parts of jojoba oil, 1-3 parts of vitamin E, 2-5 parts of sucrose stearate, 0.3-0.6 part of sodium dodecyl benzene sulfonate, 0.3-0.5 part of chrome green CI77289, 0.1-0.3 part of ethylhexylglycerin and 0.6-1 part of 1,2 octanediol. The raw materials are selected through creative tests on the basis of no damage of natural cool raw materials, and through collaborative compatibility effect of the raw materials, the flake-like microcapsule has good quality and is good in stability.

The invention discloses a prostate patch and a manufacturing method thereof. The prostate patch is prepared from 60 to 85 percent of a medicinal matrix and the balance of medicinal extract; the medicinal extract is prepared from the following components in parts by weight: 150 to 250 parts of rhizoma cyperi, 50 to 150 parts of rheum officinale, 100 to 200 parts of cortex phellodendri, 50 to 150 parts of cortex cinnamomi and 50 to 150 parts of peach kernel; the matrix is prepared from the following components in parts by weight: 50 to 90 parts of sorbitol, 60 to 100 parts of glycerin, 60 to 100parts of stearic acid, 50 to 90 parts of stearin, 20 to 40 parts of yellow vaseline, 5 to 15 parts of sucrose stearate, 10 to 30 parts of wool fat, 60 to 100 parts of polysorbate, 2 to 10 parts of benzoic acid, and 1 to 2 parts of ethylparaben. The product disclosed by the invention is mainly used for treating prostatitis and prostatic hyperplasia, and has the characteristics of activating blood,removing stasis, clearing heat, promoting diuresis, and being good in treatment effect, high in cure rate, short in treatment period, free of toxic effect, low in raw material cost, and simple in preparation steps.

The invention discloses a smooth moisturizing liquid shampoo and a preparation method thereof. The smooth moisturizing liquid shampoo is prepared from the following raw materials in parts by weight: 20-30 parts of cocamidopropyl betaine, 10-18 parts of dodecyl amino crylic acid, 5-10 parts of sucrose stearate, 8-12 parts of ammonium laureth sulfate, 1-3 parts of guar hydroxypropyltrimonium chloride, 0.5-1.5 parts of olive oil, 0.2-1 part of rose essential oil, 3-5 parts of seaweed meal, 40-60 parts of traditional Chinese medicine extract liquid, 0.5-1.2 parts of sodium citrate and 200-250 parts of water. The liquid shampoo disclosed by the invention is reasonable in formula, good in component compatibility, abundant in foam, mild in property, free of an organosilicone additive and free of side effect on hair, and is capable of nourishing the hair, deeply preventing moisture for a long period of time, preventing hair dryness and furcation and moisture loss and making the hair smooth, easy to comb, clean, flexible and rich in healthy luster.

The invention belongs to the technical field of cosmetics, and particularly relates to sericin moisturizing cream and a preparation method of same. The sericin moisturizing cream includes, by weight,10-20 parts of rose flower water, 10-20 parts of silkworm sericin, 5-10 parts of glycerol, 3-8 parts of cyclohexasiloxane, 3-8 parts of dioctyl carbonate, 3-8 parts of iso-hexadecane, 1-3 parts of sucrose stearate, 3-8 parts of an amino acid moisturizer, 1-4 parts of soya bean oil, 1-3 parts of Carbomer, 1-3 parts of triethanolamine, 3-5 parts of nicotinamide, 1-3 parts of vitamin E, 1-3 parts ofglycerol octoate, 0.1-0.3 parts of chlorphenesin, 0.1-1 part of a ginkgo extract, 0.1-1 part of a royal jelly extract, 0.1-1 part of a radix polygonati officinalis extract, 0.1-1 part of a centella asiatica extract, 0.1-1 part of a leontopodium alpinum extract, 0.1-1 part of a glycyrrhiza glabra extract, and 20-40 parts of water.

The invention belongs to the technical field of waterproof materials, and provides a polymer cement waterproof coating and a preparation method thereof. The coating is composed of the following components, in parts by weight: 16-25 parts of cement, 13-20 parts of heavy calcium carbonate powder, 7-15 parts of quartz powder, 33-45 parts of a styrene-acrylic emulsion, 4-10 parts of water, 3-7 parts of cationic starch, 4.5-6.3 parts of a compatibilizer, 0.5-1 part of poly(N-isopropylacrylamide), 0.05-0.5 part of polydimethylsiloxane, 1.5-3 parts of a retarder, 0.3-1.2 parts of a plasticizer, and 0.01-0.1 part of a preservative, wherein the compatibilizer is a mixture of sodium dilauramidoglutamide lysine, poloxamer and polyethylene glycol in a mass ratio of 1:5:3, and the retarder is a mixture of carboxymethyl chitosan and sucrose stearate in a mass ratio of 2:1. The preparation method comprises the steps of adding a dry mixed material into a half volume of a mixed liquid, performing ultrasonic dispersion, after the mixture is uniformly mixed, adding the remaining volume of the mixed liquid, and performing uniform mixing. Through the above technical solution provided by the in vention, the problem that tensile strength and elongation at break of a polymer cement waterproof coating in the prior art are not high is solved.

The invention discloses massage cream as well as a preparation method and applications of the massage cream, belonging to the field of cosmetics. The massage cream is prepared from the following components in percentage by weight: 55%-65% of sunflower seed oil, 5%-10% of simmondsia chinensis seed oil, 5%-10% of grape pip oil, 1.5%-2.5% of sucrose stearate, 5%-10% of glycerinum, 0.1%-1% of tocopheryl acetate, 0.3%-0.5% of potassium sorbate, the balance of pure water, and the total weight percentage is 100%. The massage cream provided by the invention has the good lubrication effect, can realize continuous massage for 15-20 min, and also has the effect of nourishing and moistening the skin of vegetable oil. The massage cream provided by the invention has the outstanding feature that cleaning is not needed after massage, so that consumers and operators in beauty salons are greatly facilitated, and meanwhile, abundant of water resources and articles such as towels are also saved. The massage cream provided by the invention is simple in formula, low in cost and suitable for industrial production.

The invention discloses dihydromyricetin medicament taking biocompatible micro-emulsion as a carrier, a preparation method and application. According to the preparation method, the biocompatible micro-emulsion which is constructed by taking sucrose stearate and sodium deoxycholate as surfactants, isopropyl alcohol as a cosurfactant, and isopropyl myristate as an oil phase to serve as the carrier of an oil soluble medicament. Bicontinuous micro-emulsion with an oil-in-water structure is prepared; the micro-emulsion has a very good sustained releasing effect on a DMY medicament; a releasing process conforms to a first order kinetic equation; good anti-oxidation activity of the medicament can still be maintained in the micro-emulsion, and the medicament has very good cleaning activity on ABTS.+. The change of the composition and the environment of the micro-emulsion has certain influence on the cumulative release rate and the anti-oxidation activity; along with the increment of oil content and water content, the cumulative release rate and the anti-oxidation activity of dihydromyricetin are increased; when the mixed surfactant and oil are in the ratio of 9:1 and the water content is 65 percent, the DMY / micro-emulsion has the highest anti-oxidation activity and cumulative release rate.

The invention discloses an adsorbent for removing nicotine and the smell of cigarettes and preparation and application thereof. The adsorbent is prepared from, by weight, 15-25 parts of sodium polyacrylate, 40-60 parts of acrylic acid, 4-6 parts of sodium hydroxide, 3-5 parts of chitosan, 5-10 parts of sucrose stearate, 15-25 parts of pentaerythritol, 30-50 parts of ethyl acetate, 1-2 parts of azodiisobutyronitrile, 1-5 parts of citric acid, 3-6 parts of ethyl levulinate, 0.5-3 parts of air freshener and 80-120 parts of water. The adsorbent can rapidly adsorb nicotine, tar, phenol, carbon monoxide and other hazardous substances generated by the cigarettes and remove the smell of the cigarettes, the effect of purifying air is achieved, hazards of the cigarettes to smokers and passive smokers are reduced, and wide market prospects are achieved.

The invention discloses a preparation method of a traditional Chinese medicine emulsion, which comprises the steps of: (1) extracting grease ingredients and water-soluble ingredients in raw material drugs to obtain grease and water-soluble extract; (2) dissolving sucrose stearate which is used an emulsifying agent in water, stirring, heating by water bath, stirring to dissolve uniformly to obtain sucrose stearate aqueous solution; subjecting the grease to water-bath heating and then pouring the grease to the sucrose stearate aqueous solution, uniformly stirring, emulsifying at normal pressure at first, and then emulsifying by increasing the pressure to obtain oil-in-water emulsion; (3) uniformly mixing the oil-in-water emulsion with syrup having the same weight; and (4) mixing the water-soluble extract with the oil-in-water emulsion syrup to obtain the traditional Chinese medicine emulsion. The method of the invention enhances the utilization rate of grease ingredients in the traditional Chinese medicines, improves the appearance of emulsified preparation and settles the problems of low utilization rate of grease, easy separation between oil and water, instability and the like during traditional Chinese medicine emulsion preparation.

The invention provides a full-effect crystal eye mask. The full-effect crystal eye mask comprises the following components in percentages by weight: 1-10% of glycerol, 0.1-2% of locust bean gum, 0.1-2% of carrageenan sodium, 0.1-2% of p-hydroxyacetophenone, 0.1-2% of caprylhydroxamic acid, 0.01-1% of citric acid, 0.1-5% of potassium citrate, 0.01-1% of PEG-12 polydimethylsiloxane, 0.01-1% of allantoin, 0.01-1% of poly gamma-sodium glutamate, 0.001-1% of sodium hyaluronate, 0.01-0.1% of a first skin conditioner, 0.01-1% of a second skin conditioner and the balance of water, wherein the first skin conditioner is a mixture of menthol lactate, methyl diisopropyl propionamide and menthane formyl ethylamine; and the second skin conditioner is a mixture of isopropyl palmitate, cetostearyl alcohol, mineral oil, polyethylene glycol-20, sucrose stearate, glyceryl stearate, 1, 2-hexanediol and tocopheryl acetate. The full-effect crystal eye mask provided by the invention can be used for a long time at a time and the use time is 3 times that of a common eye mask; a plurality of types of functional substances are used so that the effect is maintained, meanwhile the use amount of the functionalsubstances is reduced and irritation of the functional substances to eyes is reduced.

The invention relates to a printing and dyeing sewage treatment agent, which comprises the following components: polysiloxane, polyamide, mercaptobenzothiazole, polyoxy ethylene nonyl phenyl ether, calcium propionate, chitosan, benzalkonium chloride, dodecyldimethylbenzylammonium chloride, sodium tripolyphosphate, benzyltriphenylphosphonium bromide, sodium phosphate, calcium bentonite powder, aluminum sulfate, aluminum ferric chloride powder, medical stone powder, trihydroxyflavone, tetrasodium ethylenediaminetetraacetate, potassium aluminum sulfate dodecahydrate, active methyl silicone oil, isopropyl alcohol, sucrose stearate, pentaerythritol stearate, epoxypropane, N,N-dimethyldodecylamine-N-oxid, 1-ethyl-3-methylimidazolium ethylsulfate, dicyclohexylcarbodiimide, papain, dimethicone copolyol, citrulline, hydroxymethyl cellulose and deionized water. The product has fast reaction speed, and no toxic or harmful gas is generated in the process. The product obtained after the reaction is stable, is noncorrosive to objects, and has high sewage treatment efficiency.

The invention relates to an environment-friendly soybean seed coating agent and a preparation method thereof. The environment-friendly soybean seed coating agent is prepared from the raw materials ofa chitosan solution and a biological bacteriostatic agent emulsion; the chitosan solution is obtained by dissolving chitosan in an acetic acid solution; the biological bacteriostatic agent is one or more of sucrose stearate monoester, sucrose palmitate monoester and sucrose oleic acid monoester; the mass ratio of the chitosan solution to the biological bacteriostatic agent emulsion is (45 to 50) to (2 to 5). The environment-friendly soybean seed coating agent provided by the invention contains no harmful pesticide ingredient, is degradable, has no environmental pollution, and is low in cost and good in bacteriostatic and deworming effects; furthermore, the insect pests are avoided through expelling parasites rather than killing the parasites, an obvious protective effect is realized on thebiologic chain; in addition, the environment-friendly soybean seed coating agent has an obvious yield-increase effect on soybeans.

The invention discloses a flake-like microcapsule containing a cool formula and belongs to the technical field of microcapsules. The flake-like microcapsule containing the cool formula comprises, by weight parts, 30-40 parts of sodium alginate, 40-50 parts of gellan gum, 5-10 parts of polyvinyl alcohol, 5-10 parts of carboxymethyl cellulose sodium, 5-8 parts of menthol, 5-10 parts of menthyl lactate, 0.5-1 part of mint oil, 5-8 parts of jojoba oil, 1-3 parts of vitamin E, 2-5 parts of sucrose stearate, 0.3-0.6 part of sodium dodecyl benzene sulfonate, 0.3-0.5 part of chrome green CI77289, 0.1-0.3 part of ethylhexylglycerin and 0.6-1 part of 1,2 octanediol. The raw materials are selected through creative tests on the basis of no damage of natural cool raw materials, and through collaborative compatibility effect of the raw materials, the flake-like microcapsule has good quality and is good in stability.

The invention discloses body wash with gellan gum flaky microcapsules. The body wash is prepared from the following components in parts by weight: 75-80 parts of deionized water, 3-5 parts of glycerinum, 0.2-0.5 parts of xanthan gum, 0.5-0.8 parts of hydroxyethyl cellulose, 3-5 parts of shea butter, 2-5 parts of sunflower seed oil, 7-10 parts of sweet almond oil, 4-8 parts of sucrose stearate, 0.5-1 part of essence and 5-8 parts of gellan gum flaky microcapsules. When the components are adopted, the gellan gum flaky microcapsules can be softened in the body wash medium and can be easily smeared.

The invention discloses an eyelash grower and a preparation method thereof. The eyelash grower is prepared from the following raw materials in parts by weight: 30-50 parts of sucrose stearate, 20-30 parts of wax, 10-20 parts of silicone oil, 3-8 parts of propylene glycol, 3-8 parts of hydroxyethyl methylacrylate and 1-3 parts of linarin. The eyelash grower prepared in the invention can maintain the eyelash thick and warp after use, and the eyelash grower can maintain the performance stable under low temperature and high temperature conditions, is not stiff at the low temperature, and is not molten at the high temperature. The product disclosed by the invention contains the linarin, and irritation to the skin can be reduced. The preparation method disclosed by the invention is simple, widein raw material source and suitable for large-scale industrial production.

The invention relates to a sucrose fatty acid ester embedded type cationic liposome genetic vector system, a preparing method thereof and applications of the method. The genetic vector system is a composition comprising genetic materials and liposomes formed from cationic lipoids and sucrose esters adopted as auxiliary lipoids. The cationic lipoids comprise peptide type cationic lipoids, gemini cationic lipoids and quaternary ammonium salt type cationic lipoids. The sucrose esters comprise sucrose stearate, sucrose palmitate, sucrose laurate, sucrose oleate and sucrose erucate. The vector can effectively compress plasmid DNA and siRNA and is capable of efficient transfection in vitro and in vivo and nearly free of toxicity for cells and mice. The genetic vector system has a good research and application prospect in gene therapy.

The invention discloses mild skin cream, comprising a component A, a component B and a component C. The component A is composed of water, glycerin, carrageen, xanthan gum, mycose, hydrolyzed collagen, and citric acid. The component B is composed of olive oil, seed oil of Prinsepia utilis, caprylic / capric triglyceride, bee wax, and sucrose stearate. The component C is composed of sunflower seed oil, rosemary leaf extract, vitamin E and Leuconstoc / radish root fermentation product filtrate. All components of the mild skin cream are from food additives or food materials, natural antibacterial components and natural antioxidants are used, compatibility is good, a skin safety test shows that the cream is nonirritating and is a mild, safe, stable and long-acting moisturizing cosmetic; meanwhile, the invention further provides a preparation method of the mild skin cream.

The invention provides anti-aging cable sheath for electrical equipment, and a preparation method of the anti-aging cable sheath. The anti-aging cable sheath is prepared from the following components:ethylene propylene diene monomer (EPDM) rubber, nitrile rubber, dibutyl maleate, composite filler, modified carbon nanotubes, modified alumina, calcium oxide, sodium stearate, talc powder, polyethylene glycol, paraffin, sucrose stearate, an anti-aging agent, a flame retardant and an ultraviolet light absorber. The cable sheath prepared by the method is excellent in aging resistance, creep resistance, heat resistance, electrical insulating property, dimensional stability, mechanical strength and the like, and is low in price of the components and simple in preparation method, thus being suitable for large-scale industrial production.