74 results about "D-alpha-Tocopheryl Acetate" patented technology

The invention relates to a transparent vitamin E acetate dry powder and a preparation method thereof. The dry powder includes 1-20% by weight of VE acetate, 20-80% by weight of wall materials, 5-30% by weight of emulsifier, and an anticaking agent 0.5 to 2% by weight. The dry powder of the present invention can be dispersed in water, and the dispersion liquid formed after dispersion is transparent, and can be applied to fortified water, tea beverage, instant beverage, sports drink, fruit juice, jelly, carbonated beverage, functional beverage, etc. that require high transparency. In beverages and products, the application range of vitamin E acetate has been expanded.

The invention discloses to gumbo-containing vermicelli and a preparation method thereof, and relates to the field of food processing. The gumbo-containing vermicelli is prepared from the following raw materials in parts by weight: 70-84 parts of high gluten flour, 15-29 parts of gumbo pulp, 0.1-0.15 part of a color fixative (sodium tripolyphosphate, sodium hexametaphosphate, sodium erythorbate or ascorbic acid), 0.8-1.5 parts of edible salt, 0.03-0.08 part of a modifier (carrageenan, starch acetate, propylene glycol alginate or propylene glycol) and 0-1.6 parts of water. The vermicelli is produced by taking the gumbo primary pulp and the flour as raw materials, the inherent nutrition and health functions of gumbo are maintained, the smoothness of the vermicelli is improved, and the vermicelli is good in mouth feel; the vermicelli has the advantages of being nutritional, bright in color and good in mouth feel; the vermicelli product contains rich amino acid, vitamin A, dietary fiber, vitamin C and mineral substances including calcium, iron, zinc and selenium which are essential elements for resisting fatigue, delaying aging and replenishing blood for a human body, thus having a good health care function; after being eaten for a long time, the gumbo-containing vermicelli has effects of nourishing and protecting the stomach as well as strengthening the kidneys and tonifying deficiency.

The invention discloses a cosmetic preparation for repairing aging rough skin and simultaneously repairing large pores. The cosmetic preparation comprises the following raw materials in percentage by weight: 6.0-10.0% of sharkskin collagen peptide, 2.0-6.0% of squalane, 2.0-4.0% of water soluble lanum, 2.0-4.0% of sodium alginate, 1.0-2.0% of almond essential oil, 4.0-8.0% of vitamin E acetate, 4.0-8.0% of plant extract, 5.0-8.0% of emulsifier, 4.0-6.0% of wetting agent, 1.0-2.0% of essence, 0.5-1.0% of preservative and the balance of water. If the cosmetic preparation provided by the invention is continuously used for 8 weeks, the size of the face pores is obviously reduced (P less than 0.05), and the skin becomes fine and tight, and is transparent and white, and winkles become shallow and the skin is obviously improved.

The invention relates to a preparation method of vitamin E acetate. The preparation method comprises the following steps: by taking linear chain type organic amine, zinc halide and hydrogen halide as catalysts, reacting 2,3,5-trimethylhydroquinone with isophytol to generate tocopherol; and taking the tocopherol and acetic anhydride to have an esterification reaction to obtain the vitamin E acetate. The preparation method is simple in steps and moderate in conditions; the catalyst can be repeatedly utilized and few byproducts are generated; the purity and the yield of the product are higher than those of the product obtained by adopting the prior art and the preparation method is suitable for popularization.

The invention provides a preparation method of vitamin A palmitate. According to the method, metal cyanide is adopted to modify alkali metal sulfide to obtain a solid base catalyst for vitamin A palmitate, VA acetate and palmitic acid are taken as raw materials, vitamin A palmitate is synthesized by a one-step method, and the method has the advantages of mild reaction conditions, high selectivity, and no by-products. A product obtained through the reaction can be more stably stored at a low temperature and is easy to crystallize and separate out, and the yield is high; the problem of equipment corrosion existing in a solid acid catalytic system in traditional vitamin A palmitate synthesis is solved, and the process is green and environmentally friendly.

The invention provides a preparation method for vitamin A acetate. The preparation method comprises the following steps: carrying out an addition reaction on a C15 phosphonium salt and a C5 aldehyde in the presence of an alkali compound to generate an ylide salt; and subjecting the ylide to a decomposition reaction to obtain the vitamin A acetate, wherein the content of ylide in a reaction system in a reaction process is less than or equal to 0.06 mol/L. According to the preparation method, on the basis of a C15 + C5 Wittig reaction, the content of ylide in the reaction system in the reaction process is controlled, and the vitamin A acetate with high purity, high trans-isomerization selectivity and high yield is obtained. The preparation method is suitable for any-scale reaction and can be carried out in batches and conducted semi-continuously or completely continuously; and the obtained vitamin A acetate is low in chromatic value, good in oxidation resistance and thermal stability, low in deterioration rate, beneficial to long-term stable storage and very good in market competitiveness.

The invention discloses an ivermectin controlled-release capsule and a preparation method and application thereof. The ivermectin controlled-release capsule comprises, by mass, 0.1-1% of ivermectin raw material, 20-60% of water-soluble carrier and 30-70% of enteric-soluble wrapping material, the water-soluble carrier is one or multiple of hydroxypropyl-beta-cyclodextrin, methyl-beta-cyclodextrin,HPMC, PVP, PEG, poloxamer 188, mannitol, D-alpha-tocopherol PEG 1000 succinate, cholate/phospholipid mixed micelle, polyethylenediamine dendritic polymer, phospholipid or cholesterol, and the enteric-soluble wrapping material is one or multiple of hydroxypropyl methyl cellulose phthalic acid, acrylic resin II, acrylic III, cellulose acetate phthalate, polyethylene diacetate phthalate or hydroxypropyl methyl cellulose acetate succinate. The ivermectin controlled-release capsule has the advantage of outstanding acid resistance, enables drug to reach intestinal tracts to be disintegrated and released, remarkably improves bioavailability and has remarkable treatment effect.

The invention discloses a formula of salt-reduced salted egg yolk luncheon meat. The formula comprises the following raw materials in parts by weight: 65 to 85 parts of pork, 2 to 15 parts of salted egg yolk, 10 to 20 parts of ice crumbs, 0.5 to 1 part of edible salt, 1.5 to 2 parts of starch acetate, 0.1 to 0.5 part of D-sodium erythorbate, 0.5 to 1.0 part of soybean protein isolate, 0.1 to 0.8 part of TG enzyme, 0.4 to 1 part of collagen, 0.3 to 1 part of mixed salt, 0.2 to 0.5 part of compound stabilizer, 0.2 to 0.5 part of curdlan, 1 to 1.5 parts of white granulated sugar, 0.03 to 0.08 part of an acidity regulator, 0.1 to 1 part of coconut powder, 0.5 to 1 part of spice and 0.1-1 part of sodium caseinate. The preparation method of the luncheon meat is improved, and the method not only can reduce the loss of fragrance and nutritional ingredients, makes the original luncheon meat more diversified and good, but also reduces the intake of sodium, and provides guarantee for the diet health of consumers.

The invention relates to a method for preparing vitamin A acetate by multistage continuous tandem reaction extraction, which adopts a multistage continuous tandem reaction extraction device and comprises a reaction extraction stirring kettle, a high-speed shearing mixer, a pump, a cyclone hydraulic separator and an oil-water separator. The method comprises the following steps: continuously introducing a raw material F1, an alkali liquor F2 and an extraction agent E0 into a multi-stage continuous tandem reaction extraction device, and carrying out wittig reaction synthesis to obtain the vitaminA acetate. The method has the advantages that the reaction and extraction processes can be simultaneously carried out in the multi-stage continuous tandem reaction extraction device, and the solid phase generated in the reaction process can be separated in time, so that the side reaction is favorably reduced, and the yield of the vitamin A acetate is improved; and compared with the traditional batch production process, the process provided by the invention realizes continuous production, shortens the production period and can reduce the production cost.

The invention provides essence containing mesenchymal stem cell factors. The essence containing the mesenchymal stem cell factors is prepared from the following components in parts by weight: 3 to 8 percent of glycerol, 3 to 10 percent of butanediol, 2 to 7 percent of biological polysaccharide gum, 1 to 4 percent of trehalose, 0.5 to 1 percent of sodium hyaluronate, 0.1 to 1 percent of hydrolyzed collagen, 0.1 to 1 percent of vitamin A acetate, 0.1 to 1 percent of vitamin E acetate, 0.05 to 0.3 percent of carbomer, 0.5 to 1 percent of a preservative, 0.5 to 2 percent of a stem cell factor solution, 0.5 to 2 percent of stem cell exosome and the balance pure water, wherein the weight of the essence containing the mesenchymal stem cell factors is 100 percent. The essence containing the mesenchymal stem cell factors can be used for enhancing the repairing of skin and inhibiting a reaction of excessive inflammation of the skin, so that the repairing effect and the anti-wrinkle capability are improved.

The invention discloses an opopanax oil no-wash sanitizer and a preparation method thereof, relating to the field of daily use chemicals. The opopanax oil no-wash sanitizer is prepared from the following components in percentage by weight: 0.1-2 percent of benzalkonium chloride, 0.5-3 percent of coco fatty acid diethanol amide , 0.5-3 percent of lauramidopropylamine oxide, 5-10 percent of glycerinum, 1-5 percent of olive oil, 3-10 percent of vaseline, 1-5 percent of vitamin E acetic ester, 1-5 percent of chitosan, 5-15 percent of liquorice extracting solution, 1-5 percent of opopanax oil and the balance of deionized water. The preparation method comprises: 1, preparation of the liquorice extracting solution, 2, preparation of an aqueous phase, 3, preparation of an oil phase, and 4, preparation of the opopanax oil no-wash sanitizer. The opopanax oil no-wash sanitizer is good in cleaning effect and moistening type, very little in irritation and suitable for daily use.

The invention relates to the technical field of chemical synthesis, and discloses a synthesis method of alpha-acetyl-gamma-butyrolactone. The method comprises: carrying out inert gas replacement on afirst reaction kettle, adding metal sodium in the inert gas atmosphere, and raising the temperature until the metal sodium is molten in order to obtain molten metal sodium; adding gamma-butyrolactoneand acetate into a second reaction kettle, raising the temperature until the system is refluxed, dropwise adding molten liquid metal sodium into the system, carrying out a condensation reaction, and keeping the system refluxed for 1-16 h after the drop-by-drop addition of the liquid metal sodium is finished; and neutralizing the system with an acid solution after the condensation reaction is finished, carrying out phase splitting, and carrying out distillation and reduced pressure rectification on the obtained organic phase to obtain the alpha-acetyl-gamma-butyrolactone. A solvent-free technology is adopted, and the reaction process is controlled by controlling the dropping speed of the liquid metal sodium, so the method has the characteristics of stable and safe reaction, and avoiding ofthe problems of environmental pollution and difficult separation caused by using benzene substances as a solvent and an extractant in the traditional process.

A composite vitamin injection for veterinary use and a preparing method thereof are disclosed. The injection comprises vitamin A palmitate, vitamin D3, vitamin E acetate, vitamin B1, riboflavin sodium phosphate, vitamin B6, nicotinamide, dexpanthenol, vitamin B12, Tween-80, disodium ethylenediamintetraacetate, ethylparaben, butylparaben, and the like. By utilizing the Tween-80 and other auxiliary agents, lipid-soluble vitamins are dissolved into water to prepare the composite vitamin injection comprising the lipid-soluble vitamins and water-soluble vitamins. The injection has significant curative effects on malnourished livestock. Properties of a product of the injection are stable. In addition, the injection is a composite injection, is convenient to use, and achieves treating effects of a plurality of medicines through one time of administration.

A whitening cream comprises avocado oil, squalane, caprylic/capric glyceride, dimethicone, EMT-10, Olivem 1000, glabridin, apricot kernel oil, bisabolol, vitamin E acetate, glycerin, xanthan gum, seamollient, allantoin, 1,3-propylene glycol, methylparaben, deionized water B, arbutin, deionized water C, a wheat germ extract product, methylisothiazolinone and an essence. A making method of the whitening cream comprises the following steps: 1, mixing the seventh material with the ninth material and the tenth material; 2, adding the first material, the second material, the third material, the fourth material, the fifth material, the sixth material and the eighth material into an oil pot, and heating; 3, mixing the eleventh material with the twelfth material; 4, pouring the seventeenth material into a water pot, adding a mixture obtained in step 3, and adding the thirteenth material, the fourteenth material, the fifteenth material and the sixteenth material into the water pot; 5, heating an emulsifying pot; 6, mixing the eighteenth material, the nineteenth material and the twentieth material; 7, pumping the material in the oil pot into the emulsifying pot; 8, pumping the material in the water pot into the emulsifying pot; 9, cooling; 10, adding a mixture obtained in step 1 and a mixture obtained in step 3 into the emulsifying pot, and adding the twenty-first material and the twenty-second material; 11, sampling; 12, discharging; and 13, packaging. The whitening cream has whitening, spot fading, ageing resisting, allergy resisting and skin endurance improving effects.

This invention pertains to therapeutic antioxidant-lesion/abrasion/mole healing and/or removal compositions comprising therapeutically effective amount of antioxidant/free-radical fighting agents. In one embodiment, the lesion healing composition comprises (a) honey; (b) grape seed extract/proanthocyanidins powder; (c) ascorbic acid (vitamin C with rosehips); (d) d-alpha tocopheryl acetate (natural vitamin E); (e) soy oil; (f) purified water, grape seed oil. The therapeutic antioxidant may be used topically (on external skin) or orally (in mouth or throat areas). The antioxidant composition is sticky in texture and not suitable for applying over a wide area as a moisturizer.

The invention discloses a fish protein powder composition with a gastrointestinal ulcer resisting effect and a preparation method thereof. The fish protein powder composition is prepared from the following raw materials in parts by weight: 80 to 100 parts of protein hydrolysate powder, 6 to 12 parts of Indian kalimeris herb, 6 to 12 parts of rutin, 6 to 12 parts of platycodon grandiflorum, 0.5 to 2.5 parts of carboxymethyl cellulose, 0.5 to 2.5 parts of starch acetate, 1 to 3 parts of pepper and 1 to 3 parts of probiotics. The composition disclosed by the invention is rich in nutrition, has the effects of preventing and treating pig gastrointestinal ulcer, and also has the capabilities of enhancing intestinal immunity and improving metabolism so as to achieve the purposes of resisting diseases and promoting growth.

The invention discloses a preparation method of high-purity 16 alpha hydroxyl prednisolone, and belongs to the technical field of medicine preparation and processing. The method comprises the following steps: completely dissolving a 16 alpha hydroxyl prednisolone acetate crude product in a mixed solvent of dichloromethane and alcohol, adding an organic acid, dropwise adding a hypochlorite aqueoussolution, controlling the temperature to be 15-40 DEG C, carrying out a stirring reaction to obtain a primary treatment product, removing the impurity through a hydration refining method, and hydrolyzing to obtain the high-purity 16 alpha hydroxyl prednisolone. The method is simple to operate, mild in reaction condition and short in reaction route, the purity of the final product prepared by the method is higher than 99.5%, the content of the impurity H is lower than 0.02%, and the requirement of the market on high-purity 16 alpha hydroxyl prednisolone can be easily met.