68 results about "Pyrrolidone carboxylate" patented technology

The invention relates to an anti-corrosion medical rubber and a preparation method thereof, and belongs to the field of medical materials. The anti-corrosion medical rubber comprises the following components in parts by weight: 15-20 parts of butadiene styrene rubber, 5-15 parts of fluorinated silicone rubber, 2-5 parts of ethylene propylene diene monomer, 1-3 parts of angelica dahurica extract, 2-6 parts of potassium pyrrolidone carboxylate, 1-5 parts of polyamide wax micro-powder, 2-3 parts of triethanolamine, 1-3 parts of boron carbide and 2-10 parts of magnesium stearate. The medical rubber provided by the invention has excellent bending strength, tensile strength and corrosion resistance; the service life of the medical rubber can be effectively prolonged; the preparation method provided by the invention is simple and practicable, and is suitable for large-scale popularization and application.

The invention discloses oil-control spray for hair and skin. The oil-control spray comprises A, 1.1-9.0wt% of a high efficiency oil control complex comprising (i), 0.5-5.0wt% of modified cassava starch, (ii), 0.5-3.0wt% of porous oil suction particles and (iii), 0.1-1.0wt% of zinc pyrrolidone carboxylate, B, 0.1-2.0wt% of a suspension thickening agent, C, 0.5-2.0wt% of a cooling agent, D, 0-10wt% of denatured alcohol, and E, other cosmetic acceptable water-soluble carriers. The oil-control composition is used in a suspension-type spray product form and can instantly produce oil-control effects.

The present invention discloses a kind of tobacco humectant, which is water solution of pyrrolidone carboxylate. The tobacco humectant of water solution of pyrrolidone carboxylate has composition approaching that of natural human body moist keeping factor, no toxicity, no irritation and no sensitization property. Compared with propylene glycol, the tobacco humectant of the present invention has higher moist keeping performance and makes tobacco possess high smoking safety.

The invention belongs to the field of daily chemicals, and relates to a scalp multidirectional nursing composition. The scalp multidirectional nursing composition is prepared from the following components: a polyhydroxy humectant with a carbon chain length of C3-C6, pyrrolidone carboxylate, a saccharide isomer, dihydroxypropyl arginine HCl, a bacteriostatic agent, an anti-inflammatory agent and water. The composition is mild in formula, has the effects of moisturizing, properly inhibiting bacteria, relieving inflammation, controlling oil and resisting dandruff, has a good scalp barrier repairing function, can help scalp resist the influence caused by external stimulation, grease peroxidation and surfactant residues, effectively relieves scalp problems such as scalp itching, scalp inflammation and scalp tightness, can soften hair and resist static electricity, and has good elasticity and glossiness.

The invention belongs to the technical field of cosmetics and in particular relates to a scalp cleaning hair generation promotion composition and a lotion thereof. The invention provides the scalp cleaning hair generation promotion composition and the lotion thereof. The composition comprises a scalp cleaning composition, a permeation promotion composition, a hair generation promotion compositionand a scalp nutrition composition, wherein the scalp cleaning composition comprises capryloyl glycine, PCA (pyrrolidone carboxylate) zinc, bentonite, nicotinamide, a flavescent sophora root extract, melaleuca alternifolia leaf oil and eucalyptus globulus leaf oil; and the infiltration promotion composition comprises propylene glycol, isosorbide dimethyl ether, isononyl isononanoate, isopropyl myristate and lauric acid. The scalp cleaning hair generation promotion composition provided by the invention has functions of oil control, alopecia prevention and hair fixation, and in addition, the lotion has the advantages of being good in stability, good in percutaneous absorption and simple in preparation process and is applicable to large-scale industrial production.

The invention provides EPS (Expandable Polystyrene) and mussel extract compounded skin barrier repairing dressing and a preparation method thereof. The EPS and mussel extract compounded skin barrier repairing dressing comprises the following raw materials in percentage by weight: 0.05%-0.12% of hyaluronic acid, 0.5%-0.8% of sodium alginate, 0.06%-0.15% of tremella heteropolysaccharide, 6%-8% of glycerol, 0.3%-1% of dihydric alcohol, 1%-2% of trehalose, 1%-2% of mannose, 0.02%-0.05% of lactic acid bacteria exopolysaccharide, 0.03%-0.08% of a mussel extract, 1%-2% of betaine, 1.5%-2.3% of amino acid, 1.8%-2.5% of PCA (pyrrolidone carboxylate) sodium, 0.01%-0.03% of a preservative, and the balance of water. According to the preparation method of the EPS and mussel extract compounded skin barrier repairing dressing, the lactic acid bacteria exopolysaccharide and the mussel extract are compounded, the tremella heteropolysaccharide, the trehalose, the mannose and the dihydric alcohol are combined, the betaine, the PCA sodium and the like are matched, and optimized proportion is adopted, so that the prepared dressing has good anti-inflammatory activity and high skin wound healing rate; and thus, the dressing can better and quickly repair damaged skin, has higher skin barrier repairing capacity, and is ensured with good tolerance.

The invention belongs to the field of daily chemicals. A multi-faceted care composition containing an arginine derivative for scalps includes the following components calculated in percentages by weight: 30-45% of a polyhydroxy humectant with a carbon chain length of C3-C6, 30-45% of a pyrrolidone carboxylate, 0.5-20% of dihydroxypropyl arginine HCl, 0.1-25% of a bacteriostatic agent, 0.1-10% of an anti-inflammatory agent and the balance of water. The composition provided by the invention is mild, non-irritating, moisturized, antibacterial and anti-inflammatory, soothing and oil-control, has agood anti-dandruff effect, effectively alleviates scalp problems such as itchy scalp, scalp inflammation and scalp tension, enable hair to be soft and antistatic, and has good elasticity and gloss.

An antidandruff and antipruritic shampoo composition containing multiple zinc is disclosed. In addition to water, the composition also contains: (A) 5.0% to 40% by weight of an anionic surfactant; (B)1.0% to 10.0% by weight of a composition comprising an coconut oil amphoteric sodium acetate and an alkyl glucoside; (C) 0.1% to 30% by weight of a scalp antidandruff and antipruritic compound activeingredient containing the multiple zinc, wherein the antidandruff and antipruritic compound active is composed of zinc oxide, zinc pyrrolidone carboxylate, zinc gluconate, zinc lactate, zinc glycyrrhizinate, walnut shell extract, modified starch, phenoxyethanol and water; (D) 0.05% to 2.0% by weight of cationic polymer.

An object of the present invention is to provide a two-layer hair cosmetic. Although the hair cosmetic sufficiently has an oil layer, the oil layer and an aqueous layer are easy to emulsify in use andare rapidly separated from the each other after use, and the hair cosmetic is not sticky when used, has excellent hair coatability, and is also excellent in storage stability. The hair cosmetic comprises an oil layer and an aqueous layer. The oil layer contains dimethyl silicone oil and/or dimethiconol (component A) having a kinematic viscosity of 100000 mm2/s or more at 25 degree centigrade, theaqueous layer contains a low alcohol (component B) having a carbon number of 2 to 5, lauryl trimethyl ammonium chloride and/or N-coconut oil fatty acid acyl-L-arginine ethyl ester.DL-pyrrolidone carboxylate (component C), a water-soluble polymer thickener (component D), and water (component E), an oil layer content is 20.0/80.0 or more with respect to the aqueous layer content, and the content ofthe component B is 20 to 32% by mass.

The invention discloses corrosion-resistant rubber and a preparation method thereof. The preparation method comprises the following steps: mixing natural rubber, nitrile rubber, fluorosilicone rubber,potassium pyrrolidone carboxylate, mica powder, aluminum hydroxide, zinc oxide, glycerol, triethanolamine, paraffin, magnesium stearate, an anti-aging agent MB, polyurethane, a vulcanization accelerator and a reinforcing filler, and carrying out ball-milling treatment to obtain a mixture M; plasticating the mixture M to obtain plasticated rubber N; and mixing the plasticated rubber N, and vulcanizing the plasticated rubber N to obtain a rubber blank.

The invention relates to a textile moisturizer preparing method and meanwhile relates to an application technology of a textile moisturizer. Main components of the textile moisturizer comprise chitosan, a derivative thereof, a silver salt and a pyrrolidone carboxylate. The preparing method includes following steps: (1) preparing an acidic solution from the chitosan; (2) adding the silver salt to carry out a reaction, adding the pyrrolidone carboxylate to continuously carry out a reaction to obtain a mother liquid; and (3) finally adding a softening agent and adding water for dilution to obtain the textile moisturizer. The textile moisturizer is used for manufacturing textiles having an anti-bacterial moisturizing function. The textile moisturizer is better than chitosan in an anti-bacterial performance. The textile moisturizer has an excellent moisturizing function since the textile moisturizer contains the main components of natural moisturizing factors, so that the textiles manufactured with the textile moisturizer has the anti-bacterial moisturizing function. The textile moisturizer can be used in skin care products, can be biologically degraded, belongs to an environmental-friendly functional moisturizer, and can achieve not only excellent economic benefit but also excellent social benefit.

The invention discloses a corrosion-resistant medical rubber and a preparation method thereof. The corrosion-resistant medical rubber comprises the following components in parts by weight: 15-20 parts of isoprene rubber, 5-14 parts of fluorosilicone rubber, and nitrile rubber 2~5 parts, 1~3 parts of angelica oil, 2~6 parts of potassium pyrrolidone carboxylate, 1~5 parts of polyamide wax micropowder, 2~3 parts of triethanolamine, 1~3 parts of silicon carbide, 2~2 parts of zinc stearate 10 parts, each component is mixed, heated and stirred, extruded and granulated to make corrosion-resistant medical rubber. The medical rubber of the invention has good bending strength and tensile strength; the medical rubber of the invention has good corrosion resistance and can effectively improve its service life; the preparation method of the invention is simple and easy, and is suitable for wide application.

The invention discloses a product for preventing cervical cancer and condyloma acuminata and treating human papilloma virus (HPV) infection and a preparation method, and the product and the preparation method are used for preventing and treating gynecological inflammation of women. According to the adopted technical scheme, the product is prepared from the following components by mass concentration: 0.1-5% of tea tree oil, 1-6% of carbomer, 1-10% of zedoary turmeric oil, 0.1-5% of matrine, 0.001-0.1% of carrot extracting solution, 0.1-5% of N-coconut oil fatty acid acyl-L-arginine ethyl ester-DL-pyrrolidone carboxylate, 0.1-5% of polyhexamethylene biguanide, and the balance of water. The preparation method comprises the steps of dissolving the carbomer in pure water, evenly mixing, then adding the tea tree oil, the zedoary turmeric oil and the matrine, stirring the mixture for sufficient mixing, sterilizing the mixture at 115 DEG C for 30 min, adding the carrot extracting solution, theN-coconut oil fatty acid acyl-L-arginine ethyl ester-DL-pyrrolidone carboxylate and the polyhexamethylene biguanide, continuing to stir the mixture to obtain gel, and finally adjusting the gel with an NaOH solution till the pH value ranges from 3.8 to 4.5 to obtain the finished product.