312 results about "ASCORBYL DIPALMITATE" patented technology

The present invention relates to stabilizing marine oil by treatment with silica in the presence or absence of carbon and vacuum steam deodorization at a temperature between about 140° C. and about 210° C. in the presence of 0.1-0.4% deodorized rosemary or sage extract. If desired 0.01-0.03% ascorbyl palmitate and 0.05-0.2% mixed tocopherol can be added. A method of using such oil in food applications is provided. A method of identifying the sensory quality of unknown marine oils is also provided.

The invention pertains to a drier composition for air-drying alkyd-based coatings, inks, or floor coverings, comprising a combination of the following components: a) a transition metal salt with the formula: (Men+)(Xk−)m in which Me is the transition metal; X− represents a coordinating ligand; and k− is the valence state of the transition metal and m is the number of ligands X. b) a reducing biomolecule. The reducing biomolecule is in particular ascorbic acid or a derivative thereof, including ascorbyl palmitate.

The present disclosure relates to antioxidant-stabilized composition containing at least one omega 3 polyunsaturated fatty acid (PUFA). The omega 3 PUFA may include eicosapentanoic acid, docosahexaneoic acid and combinations thereof. The compositions additionally contain an antioxidant package made from a mixture of: at least one form of vitamin E; ascorbyl palmitate; rosemary extract; and grape seed oil. The present disclosure further relates to a method of increasing the oxidative stability of concentrated fish oil.

The invention relates to a compound antioxidant, which is prepared from vitamin E, tea polyphenol-palmitate, ascorbyl palmitate and a rosemary extract. According to the compound antioxidant, the content of the vitamin E is smaller than or equal to 3,000ppm and greater than or equal to 5ppm, the content of the tea polyphenol-palmitate is smaller than or equal to 600ppm and greater than or equal to 5ppm, the content of the ascorbyl palmitate is smaller than or equal to 200ppm and greater than or equal to 5ppm and the content of the rosemary extract is smaller than or equal to 700ppm and greater than or equal to 5ppm; the content of the vitamin E is calculated according to the total content of mixed tocopherol; and the content of the rosemary extract is calculated according to the content of carnosic acid in the rosemary extract. The compound antioxidant is high in stability and high in antioxidant activity, and can be applied to vegetable fat, animal fat, margarine, oleomargarine or shortening.

Disclosed are nutritional powders, including lactose-free powders or other oxidatively sensitive nutritional powders, comprising at least about 400 ppm by weight of ascorbyl palmitate, preferably in combination with at least about 300 ppm by weight of cystine, cysteine, or combinations thereof. It has been found that these powders, especially the lactose-free embodiments, have improved stability as measured by sensory performance and reduced vitamin A degradation during prolonged storage.

The invention discloses a stable method for microencapsulating carotenoid. The method comprises 1) a step of completely dissolving a protecting colloid, sucrose or glucose, ascorbyl palmitate and EDTA into water, and adjusting pH to 10-11 to obtain a water phase A; 2) a step of completely dissolving carotenoid and an antioxidant into a solvent to obtain an oil phase B; 3) a step of adding the oil phase B into the water phase A under a condition of high-speed shearing and high-speed stirring; emulsifying the mixture to form an initial emulsion by stirring at a high speed; and heating and removing the solvent to obtain a microemulsion; and 4) a step of adding the obtained microemulsion into a spray drying system; and obtaining carotenoid particles or powder after spray drying. The carotenoid particles or powder prepared by the method have advantages of good dispersibility, high stability, good light permeability and small particle sizes.

The invention relates to a dermatological pharmaceutical composition for the treatment of skin inflammation diseases, such as dermatitis, atopic dermatitis, vitiligo, alopecia areata, acne, psoriasis and pruritus. The invention comprises a base anti-inflammatory agent, such as indometacin; one or more optional active ingredients selected alternatively from among at least a corticoid and an antibiotic; and a combination of topical antioxidants used to potentiate the anti-inflammatory effect, selected from among green tea, lipoic acid, curcumin, ascorbyl palmitate, Coenzyme Q10, resveratrol, Pycnogenol™, L-camosine, taurine, vitamin E, vitamin C, papaya extract, isoflavones, manganese, lycopene and quercetin. At least one of the topical antioxidants is a peroxisome proliferator-activated receptor-gamma (PPAR-γ) activator. The invention also includes at least one antioxidant substance with an antiproliferative effect on keratonocytes, e.g. manganese, and at least one substance that blocks tumour necrosis factor-alpha (TNF-α) or other cytokines that provoke the acute phase of the inflammatory reaction, also with an antiproliferative effect, e.g. pentoxifylline.

The invention provides clear essence containing fullerene polypeptide and relates to the technical field of cosmetics. Essence composition comprises fullerene, a humectant, a sweetening agent, a defoaming agent, a lubricant, a surfactant, polypeptide, a plant extract, a preservative, a bifida ferment lysate, hydroxyphenyl propamidobenzoic acid and ascorbyl palmitate. The essence is rich in fullerene, plant extract and polypeptide, and can strongly resist oxidation and scavenge free radicals. After fullerene is added to the composition and combined with vitamins and polypeptide, active oxygen generated under various conditions can be eliminated, antioxidant duration is long, strong antioxidant effect can still be ensured under the conditions of light and high temperature, and the essence can resist aging, reduce wrinkles and restore skin vitality after use.

The invention discloses a method for producing L-ascorbyl palmitate through non-aqueous phase enzymatic synthesis. The method comprises the following steps of: (1) mixing L-ascorbic acid with palmitic acid in a non-aqueous medium, adding immobilized lipase for catalytic reaction for 20-50 hours; (2) filtering the reaction liquid obtained in the step (1) to remove the immobilized lipase and undissolved L-ascorbic acid and evaporating the obtained filtrate under reduced pressure to remove a solvent; and (3) dissolving the residue obtained in the step (2) with ethyl acetate, washing with deionized water, separating an ethyl acetate phase out, evaporating under reduced pressure to remove the solvent, dissolving the residue with toluene, recrystallizing, centrifuging, washing the obtained substance with normal hexane and drying the obtained undissolved substance in vacuum to obtain an L-ascorbyl palmitate product. The method relates to non-aqueous enzymatic synthesis, has the advantages of high catalytic efficiency, mild reaction condition, low pollution, simple process, readily-available raw materials, high yield and convenience for large-scale production, and is accordant with the practical situation of the food additive production industry in China.

The invention belongs to the technical field of food with a health-care function, and provides health-care flax powder and a production method thereof in order to solve the problems of nutritious substance absence in the flax powder, unstable product quality, shortening of product storage time due to high oxidation probability, and the like. The health-care flax powder is formed by combing 30%-50% of the flax powder taken as a basic material, 50%-70% of an auxiliary material, and a compound anti-oxidant made of tea polyphenol accounting for 0.01%-0.1% of the flax powder, L-ascorbyl palmitate accounting for 0.01%-0.1% of the flax powder and vitamin E accounting for 0.005%-0.08% of the flax powder, wherein the auxiliary material adopts one or a mixture mixed in a optional proportion by following: rice, wheat powder, oat and minor grain crops. The health-care flax powder is food which is convenient to make beverage, is abundant in nutrition, safe and convenient, is suitable for being eaten by all-age-group crowds, has unique physiological efficacy on a human body, and has the functions of morbidity and sudden death rate reduction for cardiovascular disease, brain development promotion, vision protection, anti-aging and the like; and the compound anti-oxidant prolongs the shelf life of the food, and enhances the nutritional value simultaneously.

The invention relates to acne cream capable of effectively removing acnes and lightening acne marks. The acne cream comprises water, glycerinum, butanediol, a hamamelis virginiana extract, an aloe vera extract, neopentyl glycol diheptanoate, octanoic acid / capric acid triglyceride, meadowfoam seed oil, squalane, macadimia nut oil, butyrospermum parkii kotschy grease, nicotinamide polydimethylsiloxane, cetostearyl alcohol, cetearyl glucoside, sorbitan olivate, cetearyl olivate, sodium hyaluronate, dipotassium glycyrrhizinate, oligopeptides-1, arbutin, L-ascorbyl dipalmitate, a calendula extract,a lavender extract, an acroloyl-dimethyl taurine amino / VP copolymer, a sodium acrylate / acroloyl-dimethyl taurine sodium copolymer, isohexadecane, polysorbate-80, fullerene, an angelica sinensis extract, p-hydroxyacetophenone, 1,2-hexanediol, sweet orange flower oil and EDTA (Ethylene Diamine Tetraacetic Acid). The acne cream is prepared through a series of procedures and has the characteristics of good acne treatment effect, no acne mark, no side effect, and the like.

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 relates to nutritional compound oil with an anti-oxidation function. The nutritional compound oil consists of four or more of the following raw materials in parts by weight: 15-35 parts of soybean oil, 2-10 parts of corn oil, 2-5 parts of high-oleic acid sunflower seed oil, 50-65 parts of low-erucic acid rapeseed oil, 2-8 parts of coconut oil, 1-5 parts of linseed oil, 1-5 parts of walnut oil and 1-3 parts of black sesame oil; meanwhile, 0.01-0.02 part of L-ascorbyl palmitate and / or 0.03-0.05 part of vitamin E are added. According to the nutritional compound oil provided by the invention, by compounding multiple kinds of edible oil, the requirements of infants for the nutritional substances such as polyunsaturated fatty acids and vitamins are met, the nutrients are widely available, the processing process is simple, the production cost is low, the nutritional compound oil is convenient to eat, the content of trans-fatty acid components is low, and the fatty acids of omega-3 system and omega-6 system at a reasonable proportion are absorbed by a human body in a balanced manner.

The invention discloses an aluminum-free baking powder, which mainly comprises the following raw materials in percentage by weight: 35-40% of sodium hydrogen carbonate, 18-23% of glucolactone, 10-15% of calcium carbonate, 8-13% of starch, 4-8% of glycerin monostearate, 4-8% of phospholipids, 2-5% of citric acid and 2-5% of tartaric acid, wherein 1-2% in percentage by weight of ascorbyl palmitate is also added in the aluminum-free baking powder. In the invention, the alkalinity of the baking powder is moderate; the gas producing speed is gentle at the same time as a higher total gas productionrate is ensured; bubbles are continuous and uniform; the appearance of the product can be obviously improved in actual application; internal tissues of the product are uniform and fine; and good elasticity is kept; moreover, the aluminum-free baking powder has good functions of water retention and modification, and can ensure that the product also retains the uniform and fine tissue structure, and good elasticity and toughness after being frozen at a low temperature; the aluminum-free baking powder is suitable for frozen rice and flour products, and has good oxidation resistance; and the oxidative rancidity of the product can be obviously inhibited, and the shelf life of the product can be effectively prolonged.

The invention belongs to the technical field of daily chemical products, and specifically relates to a whitening and freckle-removing essence; the whitening and freckle-removing essence comprises the following constituents: constituent A, including humectant, thicken stabilizer, emulsifier, anti-allergy remediator and water; constituent B, including thickener, emulsifier, emollient, ascorbyl palmitate, tocopherol, antioxidant, and preservative; constituent C, including emollient, polydimethylsiloxane cross-linked polymer, and thicken stabilizer; constituent D, including 4-butylresorcinol, extractant of aloe vera, extractant of roots of polygonum cuspidatum, and pH regulator; and constituent E, including tranexamic acid, water, preservative and essence. Comparing with the prior art, the whitening and freckle-removing essence can not only infiltrate to the basal layer of skin, but also can effectively inhibit the activity of tyrosinase, effectively remove oxygen radical, prevent the generation of melanin, reductively decompose the existing melanin as well, activate cells, and fade facial spots, thus achieving the effect of comprehensively and quickly resolving the current problems and eliminating the root causes, making the skin white, moist, and exquisite.

The invention relates to a preparation method of L-ascorbyl palmitate, which includes directly conducting esterification reaction on L- ascorbic acid and palmitic acid under the existence of concentrated sulfuric acid, adding an ice water mixture after reaction, conducting extraction through an organic solvent, conducting reduced pressure distillation on extraction liquid to obtain a coarse product, and conducting recrystallization on the coarse product through a mixed solvent of petroleum ether and ethanol to obtain the L-ascorbyl palmitate. The technical scheme of the preparation method improves quality and purity of the L-ascorbyl palmitate, and the product is good in appearance, stable in quality and capable of achieving national food grade standard. Further, the whole process is mild in reaction condition, convenient to operate and wide in reagent source. The preparation method of the food grade L-ascorbyl palmitate is ideal and effective.

The invention provides an alprostadil liposome microsphere preparation, in particular to an alprostadil liposome microsphere preparation containing a stabilizing agent, wherein the stabilizing agent contains a component A and a component B; the component A is selected from one or more of oleic acid, sodium oleate and cholesterol; the component B is selected from one or more of vitamin E, coenzymes Q10, propylgallate, ascorbyl palmitate and vitamin C. The stabilizing agent can guarantee that alprostadil is in a relatively stable weak acidic environment, prevent the alprostadil from being oxidized and degraded, reduce the interfacial tension of oil phases and water phases of the microsphere preparation, stabilizes phospholipids bimolecular films of liposome microspheres and has the dual functions of improving the chemical stability and the preparation stability of active medicaments so as to greatly reduce the degradation rate of the alprostadil, obviously prolong the validity period and the storage life of medicaments and avoid the defects of adverse reactions, toxic and side effects, inconvenient use, and the like of the traditional alprostadil preparations.

The invention relates to a method for producing calcium sulfate whiskers from waste sulfuric acid in L-ascorbyl palmitate. The method comprises the following steps of: subjecting waste sulfuric acid to activated carbon decolorization processing and then reacting decolorized waste sulfuric acid with calcium hydroxide to generate calcium sulfate dihydrate; then preparing calcium sulfate dihydrate into a suspension and adding the suspension to a pressurized reaction kettle to prepare calcium sulfate hemihydrate whiskers. The method provided by the invention is green, environment-friendly and pollution-free; as waste sulfuric acid is used as the raw material, the pollution problem caused by waste sulfuric acid is effectively solved and the production cost is greatly reduced; besides, the process operation of the method is simple; therefore, the method is suitable for industrial production.

The invention provides a yoghourt, a method for preparing the yoghourt and a bottled yoghourt. By weight, 1,000 parts of yoghourt are prepared from 860 parts to 940 parts of raw milk, 12 parts to 20 parts of stabilizers, 3 parts to 8 parts of single cream, 65 parts to 90 parts of white granulated sugar, 1 part to 5 parts of whey protein powder and the balance antioxidants. The antioxidants are prepared from at least two kinds of sodium ascorbate, epigallocatechin gallate, tea polyphenol, liquorice antioxidants, vitamins A, ascorbic acid, ascorbyl palmitate, EDTA, tocopherol, gallate, BHA, BHT, D-sodium isoascorbiate, phospholipid, phosphate and rosemary extract. The yoghourt has the at least one advantage of being high in stability, quite good in relish and taste, high in nutritive value and long in shelf life.

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 an oil-resistant anti-aging rubber cable material which is prepared from the raw materials including, by weight, 3-4 parts of vinyl phenyl silicone oil, 5-7 parts of chlorosulfonated polyethylene powder, 4-5 parts of sulfur, 2-3 parts of palm wax, 7-9 parts of steel wool fiber, 16-20 parts of fluoro-rubber, 12-14 parts of barite powder, 7-9 parts of carbon black, 2-3 parts of ascorbyl palmitate, 2-3 parts of emulsified methyl silicone oil, 0.5-1 part of triphenyl phosphate, 45-56 parts of styrene-butadiene rubber, 55-60 parts of chloroprene rubber, 55-70 parts of natural rubber, 30-40 parts of hollow glass micro beads, 3-5 parts of polytetrafluoroethylene, 1-1.3 parts of a silane coupling agent kh550, 12-16 parts of epoxy resin E44, 0.06-0.1 parts of diethylene triamine, 0.1-0.2 parts of an accelerator M, 2.6-3 parts of a silane coupling agent kh570, and a proper amount of distilled water. The cable material is excellent in mechanical performance, is not liable to cause circuit fault and is valuable to promote.

The invention belongs to the field of food processing, and relates to a casing color reduction protection agent and a use thereof. The casing color reduction protection agent comprises components of butylated hydroxytoluene (BHT), vitamin E (VE), iso-vitamin C (VC) sodium, butylated hydroxyanisole (BHA) and ascorbyl palmitate (AP), wherein a mass ratio of the components is 1: 2: 1: 2: 4. A total dosage of the casing color reduction protection agent is 0.02% by mass of that of a casing needing color protection. An addition way comprises adding directly the casing color reduction protection agent into a casing salt. The casing color reduction protection agent contains five antioxidants with functional ingredients capable of removing oxygen, free radicals, chelate metal ions and the like andthrough a synergistic effect of the antioxidants, and inhibits effectively casing fat oxidation, and thus the casing fat oxidation is delayed so that a casing color is protected. The casing color reduction protection agent has a low cost and can be prepared conveniently. The casing color reduction protection agent can reduce a color deterioration degree in a casing storage process and overcome effectively unfavorable influences of an external environment on a casing, and thus protecting a casing color. The casing color reduction protection agent reduces economic losses and improves productionbenefits.

The invention discloses a composite improving the stability of long-chained polyunsaturated fatty acid and application thereof. The composite improving the stability of the long-chained polyunsaturated fatty acid contains the following necessary components: (a) phospholipid, (b) ascorbic acid palmitate and (c) vitamin E, wherein the weight ratio of the phospholipid and the ascorbic acid palmitate is 1-20 / 1, and the weight ratio of the ascorbic acid palmitate and the vitamin E is 1-10 / 1. The composite provides stable blend oil, which comprises the composite improving the stability of the long-chained polyunsaturated fatty acid, oil and vegetable oil which are rich in the long-chained polyunsaturated fatty acid.

An electrolyte for a lithium secondary battery, which includes a lithium salt, a nonaqueous organic solvent and at least one additive selected from the group consisting of vitamin G (vitamin B2, riboflavin), vitamin B3 (niacinamide), vitamin B4 (adenine), vitamin B5 (pantothenic acid), vitamin H (vitamin B7, biotin), vitamin M (vitamin B9, folic acid), vitamin BX (4-aminobenzoic acid), vitamin D2 (ergocalciferol), vitamin D3 (cholecalciferol), vitamin K1 (phylloquinone), ascorbyl palmitate, and sodium ascorbate.

The invention belongs to the technical field of linseed oil production, and provides linseed oil rich in conjugated linoleic acid (CLA) so as to solve the problems that the shelf life of the linseed oil is shortened due to proneness to rancidity and the quality of the linseed oil is unstable caused by the fact that nutritional ingredients are damaged. The CLA and a composite antioxidant are added into the linseed oil, the adding quantity of the CLA accounts for 1%-4% of the total mass of the linseed oil; and the composite antioxidant comprises tea polyphenol, L-ascorbyl palmitate and vitamin E, the adding quantity of the tea polyphenol accounts for 0.01%-0.1% of the total mass of the linseed oil, the adding quantity of the L-ascorbyl palmitate accounts for 0.01%-0.1% of the total mass of the linseed oil, and the adding quantity of the vitamin E accounts for 0.005%-0.08% of the total mass of the linseed oil. According to the linseed oil rich in CLA, nutrient substances such as secoisolariciresinol diglucoside, phospholipid, vitamin and the like are more reserved, a packed product of the produced linseed oil is suitable for cold storage, the guarantee period under cold storage reaches 24 months, and the guarantee period at the ordinary temperature reaches 18 months. With addition of the CLA, the linseed oil is rich in both alpha-linolenic acid and the CLA, so that a functional unsaturated fatty acid is balanced and comprehensive.

The invention relates to a dietary fiber corn flake and a preparation method, belonging to the technical field of puffed and snack food processing, which is characterized in that the components of the dietary fiber corn flake comprise sticky corn grain powder, dietary fiber powder of corn lees, table salt, sucralose, essence, palm oil, monoglyceride, ascorbyl palmitate, calcium carbonic acid, zinc lactate and ferrous gluconate; and the preparation method comprises preparation of the sticky corn grain powder and the dietary fiber powder of corn lees, preparation of the puffing material, puffing, flake pressing, baking and frying with salt. The dietary fiber corn flake and the preparation method have the advantages that the dietary fiber of corn lees is recycled through changing wastes into valuables; the product of dietary fiber corn flake with exquisite taste and high nutritive value is prepared in low cost, which has the characteristics of long shelf life, convenient storage and transportation, rich nutrition, suitability for both the elders and the young, high industrialization and easy nutrition fortification; and the dietary fiber corn flake can not only be eaten as the breakfast food after immersed in hot water or milk, but also be directly eaten as the snack.

The invention relates to a dermatological pharmaceutical composition for the treatment of skin inflammation diseases, such as dermatitis, atopic dermatitis, vitiligo, alopecia areata, acne, psoriasis and pruritus. The invention comprises a basic anti-inflammatory agent, such as indometacin; one or more optional active principles selected alternatively from among at least a corticoid and an antibiotic; and a combination of topical antioxidants used to potentiate the anti-inflammatory effect, selected from among green tea, lipoic acid, curcumin, ascorbyl palmitate, Coenzyme Q10, resveratrol, Pycnogenol TM , L-camosine, taurine, vitamin E, vitamin C, papaya extract, isoflavones, manganese, lycopene and quercetin. At least one of the topical antioxidants is a peroxisome proliferator-activated receptor-gamma (PPAR- gamma) activator. The invention also includes at least one antioxidant substance with an antiproliferative effect on keratonocytes, e.g. manganese, and at least one substance that blocks tumour necrosis factor-alpha (TNF- alpha) or other cytokines that provoke the acute phase of the inflammatory reaction, also with an antiproliferative effect, e.g. pentoxifylline.

The invention discloses a flaxseed oil containing compound antioxidant, and a preparation method for the flaxseed oil. The preparation method comprises the following steps of: adding ascorbgyl palmitate, vitamin E, fat soluble phytic acid and polyphenol antioxidant into 9.96-9.974 parts by weight of flaxseed oil, evenly mixing, adding 90 parts by weight of flaxseed oil, shearing to be clarified, and obtaining the flaxseed oil containing the compound antioxidant. The flaxseed oil containing the compound antioxidant consists of the following raw materials at a weight ratio: 99.96-99.974 parts offlaxseed oil, 0.004-0.008 part of fat soluble phytic acid, 0.008-0.016 part of vitamin E, 0.004-0.008 part of ascorbgyl palmitate and 0.006-0.024 part of polyphenol antioxidant, wherein the polyphenol antioxidant is one of rosemarinus officinalis extract and tea polyphenol palmitate. By use of the invention, the oxidation stability of the flaxseed oil can be enhanced, and the shelf life of the flaxseed oil containing the compound antioxidant can be prolonged by more than three times than the shelf life of a common flexed oil.

The invention relates to a synthesis method of a glucose fatty acid ester by the enzyme catalysis in an organic phase, belonging to the food biochemical technical field, which is characterized in that a glucose lauric acid ester, a glucose myristate, a glucose ascorbyl palmitate and a glucose stearate are respectively catalyzed and synthesized in an acetone with a fatty enzyme NOVO435, identifying the optimized production process conditions and the product separation and purification method. The transformation of the glucose lauric acid ester is up to 80.2%, the purity of the monoester is over 99% after separation and purification under the optimized process conditions. The synthesis method of the glucose fatty acid ester by the enzyme catalysis in an organic phase has the advantages of moderate conditions, high transformation rate, easy separation and purification, and green security.

The invention relates to a wiredrawing fluid, particularly to an efficient wire drawing fluid capable of realizing surface metal rust prevention. Thewiredrawing fluid is prepared from the raw materials in parts by weight as follows: 28-32 parts of trimethylolpropane oleate, 4-5 parts of emulsified silicon oil, 15-18 parts of pentaerythritol oleate, 2-3 parts of ascorbyl palmitate, 6-8 parts of potassium oleate, 5-6 parts of sodium dodecyl sulfate, 2-3 parts of chlorinated paraffin, 4-5 parts of inositol hexaphosphate, 4-5 parts of additives and 800-1000 parts of deionized water. According to thewiredrawing fluid, the trimethylolpropane oleate and the pentaerythritol oleate which are excellent in lubricating property, high in viscosity index, good in fire resistance and readily biodegradable are mixed to be used as base oil, and then the additives such as theinositol hexaphosphate, thechlorinated paraffin and the like are combined, so that the prepared wiredrawing fluid has the excellent abrasion resistance, the excellent oxidation resistance and the good corrosion and rust resistance, theoxidative blackening phenomenon of a metal surface is effectively improved, the wire smoothness is high, and thewiredrawing fluid is environment-friendly and efficient.