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80 results about "SODIUM PALMITATE" patented technology

Sodium palmitate is a common saturated fatty acid found in fats and waxes including olive oil, palm oil, and body lipids.

Orally delivered intestinal site-specific drug release film coating premixed auxiliary material and preparation method thereof

The invention discloses an orally delivered intestinal site-specific drug release film coating premixed auxiliary material. According to the pH value of the intestinal tract, the film coating premixed auxiliary material is prepared from the following raw materials in parts by weight: 1-54 parts of polyacrylic resin II, 3-55 parts of polyacrylic resin III, 20-25 parts of triethyl citrate, 1-5 parts of pigments, 8-25 parts of talcum powder and 1-3 parts of sodium palmitate, wherein the viscosity of polyacrylic resin II is 16-20mPa.s, and the viscosity of polyacrylic resin III is 17-26mPa.s. The orally delivered intestinal site-specific drug release film coating premixed auxiliary material disclosed by the invention has the advantages of low cost, accurate site-specific drug release according to different pH values of the intestinal tract, good disintegrating release property and less increment in weight of coating. Accurate site-specific drug release in the intestinal tract is realized, and the film coating premixed auxiliary material has important meaning for fully and efficiently utilizing drugs and quickly and efficiently treating diseases in the intestinal tract. The preparation method is simple in operation, convenient in preparation, low in required equipment cost and suitable for industrialized production on a large scale.
Owner:CHENGDU KETE COATING TECH

Environment-friendly water-based metal surface treatment agent

The invention discloses an environment-friendly water-based metal surface treatment agent. The environment-friendly water-based metal surface treatment agent is composed of, by weight, 18 parts to 20 parts of polyvinyl alcohol, 0.1 part to 0.3 part of dipotassium glycyrrhizinate, 2 parts to 3 parts of sodium palmitate, 0.1 part to 0.2 part of ammonium paratungstate, 2 parts to 3 parts of chlorinated paraffin, 0.2 part to 0.3 part of potassium metasilicate, 0.6 part to 1 part of 6-tert-butyl-o-cresol, 0.3 part to 1 part of bone glue, 0.3 part to 1 part of potassium citrate, 0.3 part to 0.7 part of 2-aminoethyl heptadecenyl imidazoline, 6 parts to 8 parts of sericin, 0.08 part to 0.1 part of boric acid, 10 parts to 20 parts of methylbenzotriazole, 0.9 part to 2 parts of sorbitan oleate, and 170 parts to 200 parts of deionized water. Water soluble macromolecule polyvinyl alcohol is mixed with the sericin, and through boric acid modification, the tensile strength and the thermal stability of a blended membrane can be improved; corrosion inhibition alkali liquor with the methylbenzotriazole as a main material is added, so that the membrane adsorbed on a metal surface can be more even and stable; and a metal material is protected against corrosion of air and harmful media in water, and the better corrosion inhibition effect is achieved.
Owner:ANHUI HAODING METAL PROD LIMITED

Method for preparing facial cleaning soap with natural sericin stock solution

The invention discloses a method for preparing facial cleaning soap with a natural sericin stock solution. The method uses cocoon shells of a natural sericin silkworm variety as a material to prepare the sericin stock solution, and evenly mix the natural sericin stock solution with a soap base for injection molding to obtain the facial cleaning soap. In a preparation process of the soap base, a mixed alkali lye of sodium hydroxide and potassium hydroxide is used as a hydrolytic alkali lye, and a mixture of coconut oil and olive oil is hydrolyzed to obtain a mixture of sodium fatty acid and potassium fatty acid. The potassium fatty acid has an excellent foaming effect and is resistant to hard water, but the potassium fatty acid is soft or even liquid. Sodium palmitate and sodium stearate has poor foaming properties but has an excellent cleaning effect in warm water. Therefore, the potassium fatty acid is combined with the sodium palmitate and the sodium stearate, which ensures the strength of the soap and greatly improves the cleaning effect. Moreover, the sodium palmitate and the sodium stearate have low solubility in cold water, which can ensure that the formed soap is not prone to deformation in humid environment.
Owner:SERICULTURAL RES INST ANHUI ACADEMY OF AGRI SCI

Preparation method of polyvinyl alcohol cellulose composite solid gum

The invention discloses a preparation method of a polyvinyl alcohol cellulose composite solid gum. The preparation method comprises the following steps: preparing materials, preparing a base gum, adding an excipient, preparing a mixed reagent, mixing to obtain a colloid, and carrying out cold pressing solidification. The polyvinyl alcohol, glutinous rice starch, gelatin, carboxymethyl cellulose and acrylic resin are used as adhesives; a subsequent neutralizer is matched to neutralize the viscous effect of the concentrated material; cohesiveness is improved, sodium palmitate, agar and betaine are used as excipients; through tests, softening of gelatin is matched; the viscosity is ensured; the hardness of solid gum is reduced, meanwhile, the colloid is better in reset performance, not proneto deformation and stable, the heat resistance and flame retardance of the colloid are effectively improved through the effect of polyurethane matched with a heat stabilizer, the colloid is not proneto softening after being heated, the bonding performance is guaranteed, and in addition, by adding the silver-loaded zirconium hydroxyphosphate nano antibacterial agent and a mildew preventive, bacterium breeding and damage are not prone to occurring.
Owner:安徽美威特文具制造有限公司
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