1165 results about "Keratin protein" patented technology

A direct emulsion for bleaching keratin fibers, preferably human keratin fibers such as hair, having an inert phase containing of a nonoxygenated and nonperfluorinated liquid compound having a water-solubility at 25° C. of less than 1% and an aqueous hydrogen peroxide solution, a bleaching method using this direct emulsion, as it is or in the form of a ready-to-use composition, and the use of this direct emulsion for bleaching keratin fibers. The direct emulsion in accordance with the invention makes it possible to rapidly obtain substantial lightening of keratin fibers while limiting the degradation of the keratin fibers and skin irritation.

A composition comprising purified water using ozonation, ionization, or distillation or any combination thereof wherein alcohol may be substituted for, or combined with water at least one emollient including but not limited to chitosan, and aloe vera gel, individually or in any combination; an oil component with spf boosting agents including but not limited to; ethyl macadamiate, non-toxic silicone oil and essential oils, butter milk, waxes impregnated with inorganic sun-block or sunscreen agent and organic / inorganic micronized particles, wood powder and bentonite clay, keratin, either individually or in any combination; at least one inorganic sun-block or sunscreen agent including any metal oxide, glass microsphere, silica and silica compound, and optionally metal oxide pigments with particles that are micronized, submicronized, nanoparticle sized, or otherwise individually or in any combination that can be homogenized in either a water phase, a water-aloe phase, an oil phase or any phase of said composition; at least one emulsifier wherein said emulsifier includes but is not limited to a phospholipid and / or liposome or an aloe vera gel or an ester of coconut oil individually or in any combination, for emulsifying the water, water-aloe, or oil phase in combination with an homogenizer; where any of components are preferably mixed with an homogenizer and where an appropriate thickening agent including but not limited to xanthan gum, carageenan, either individually or in any combination is added as required.

A composition useful for the oxidation dyeing of human keratinous fibers and in particular hair containing, in a cosmetically acceptable medium based on water and at a basic pH, at least one oxidation dye and an alkalinizing agent containing at least one alkali metal, alkaline-earth metal or ammonium metasilicate and at least one alkanolamine, and the dyeing method using this composition.

A gel depilatory composition obtainable by mixing (a) a keratin reducing compound, (b) a hydrophilic high molecular compound having an ionic group, (c) a crosslinking agent and (d) water and has a high effect on the removal of body hairs and is decreased in odor peculiar to chemicals.

Formulations, kits, and methods for rebuilding the disulfide bonds in keratin found in hair, skin, or nails. Hair that is damaged due to a hair coloring treatment and / or other reducing treatment, such as during a permanent wave, can be treated with the formulations containing one or more active agents. The formulations may be applied subsequent to a hair coloring treatment or simultaneously with a hair coloring treatment. Use of the active agent formulations during a permanent wave treatment prevents the reversion of the hair to its previous state, for at least one week, preferably at least three months, more preferably at least one year, most preferably greater than one year, after one or more than one application of the formulation. Application of the active agent formulation to skin or nails can help repair damaged disulfide bonds due to natural wear and tear or natural aging.

Compositions and methods are disclosed for preventing or reducing frizzy appearance of keratin fibers, including hair, and reducing the amount of fly-away strands of hair, particularly in humid conditions, by forming a coating on hair that is resistant to water vapors from the air or surrounding environment. The compositions comprise a combination of a hydrophobic particulate material comprising a hydrophobically surface-modified aluminum oxide and one or more hydrophobic film formers in a cosmetically acceptable vehicle.

The present invention relates to a cosmetic composition comprising organosilicon compound, hydrophobic film-forming polymers, pigments and volatile carrier. The present invention relates to a cosmetic composition for treating keratin fibers, for example human keratin fibers such as the hair, comprising, in a cosmetically acceptable medium, at least one organosilicon compound chosen from silanes comprising one, two and three silicon atoms, wherein the at least one organosilicon compound also comprises at least one basic chemical function and at least one group chosen from hydroxyl and hydrolysable groups per molecule; at least one hydrophobic film-forming polymer; at least one pigment; and at least one volatile solvent. The present disclosure also relates to a process for treating keratin fibers, comprising applying to the keratin fibers the compositions according to the present disclosure.

This invention provides a novel rapidly biodegradable polylactide resin composition while maintaining the good mechanical strength and physical properties of polylactide. This biodegradable polylactide resin composition comprises at least one protein selected from silk, gelatin, keratin, elastin, gluten, zein, or soybean. This composition further comprises degraded mannan, and furthermore, a filler.

A block copolymer for hair styling compositions includes hydrophilic and hydrophobic blocks which allow for optimization of desirable characteristics of the hair styling composition, such as style retention at high humidity, tack, hardness, resistance to flaking, and washability from the hair. The copolymer includes a polyacrylate backbone of hydrophobic blocks, with hydrophilic acrylate side chains. The copolymer is suitable for the formulation of a number personal care, household, hair care, skin care and other formulation. The copolymer is suited to incorporation into low VOC hydra-alcoholic hair styling compositions to meet reduced VOC regulations.

The invention relates to a process for relaxing keratin fibres by applying to the keratin fibres a relaxing composition containing at least one denaturing agent with a molecular mass of greater than 18.1 g / mol, present in a molar concentration of between 1M and 8M, and raising the temperature of the keratin fibres to a temperature of between 110 and 250° C.

A hair extension includes a hair weft. The hair weft is made of individual strands of human or synthetic hair. Far infrared powder is deposited onto Polyurethane (PU) and / or Keratin adhesive glue and webbing of silk or synthetic lace is incorporated with hair weft to create the human or synthetic hair PU and / or Keratin skin as connection strip(s). A connection strip receives connected ends of the individual strands of human or synthetic hair. A top adhesive strip is disposed on a top side of the connection strip and a bottom adhesive strip is disposed on a bottom side of the connection strip. The top and bottom adhesive strips both have a left side and a right side. The left side of the top adhesive strip and right side of the top adhesive strip are divided by an adhesive parting line.

The invention relates to a preparation method of feather albumen powder and the feather albumen powder prepared by the method. The method comprises the following steps: firstly carrying out pretreatment of washing, drying and cutting; then effectively carrying out steam explosion on feather by a steam explosion technique to damage the stable space structure of feather keratin; and finally carryingout zymohydrolysis treatment to enable the feather to become dissoluble small peptide and amino acid, thereby enhancing the digesting rate of pepsin of feather albumen and largely enhancing the biologic valence. The preparation method has the advantages of simplicity, low production cost, short processing period and high equipment efficiency. The content of crude albumen in the feather powder achieves more than 90%, and the digesting rate of in vitro pepsin achieves more than 88%.

Compositions containing at least one KAP polypeptide and at least one cosmetic ingredient chosen from conditioning agents, care agents and / or treating agents for keratin substrates, and mixtures thereof. The invention also relates to a cosmetic process for caring for, strengthening and / or repairing keratin substrates, in particular keratin fibres, using the compositions.

A method for shaping keratin fibres, wherein the method comprises: applying a reducing composition to keratin fibres; rinsing the keratin fibres; applying a fixing composition to keratin fibres, wherein the fixing composition comprises a crosslinking agent, wherein the crosslinking agent has at least two functional groups selected from the group consisting of: —NH2, —NH—, —SH, —OH, —C(═O)H, —C═O, and —COOH, and wherein the crosslinking agent has a molecular weight of 500 g / mol or less; drying the keratin fibres; treating the keratin fibres with a shaping appliance; optionally rinsing the keratin fibres. Also a related use and kit.

The present invention relates to agents for the setting and styling of keratin fibers, in particular human hair, from a suitable dispenser system in the form of a fine powder, which is optionally freshly ground, shaved or rasped only directly prior to use, and to the use of this preparation for the treatment of keratin fibers, in particular human hair.

An agent for dyeing keratin-containing fibers, in particular, human hair, to give the fibers fashionable bright colors. The agent comprises A) an oxidizing agent, B) a CH-acidic compound and C) a reactive carbonyl compound. The invention also includes a process for dyeing keratin-containing fibers with the agent.

The invention relates to the technical field of medical plastic surgery. According to the advantages that human hair has high resistance to physical and chemical factors, stable properties, acid and alkali resistance, is not easy to be absorbed and degraded by tissues, is easy to obtain, can be repeatedly obtained, and is easy to process, it overcomes the existing There are deficiencies of soft tissue filler materials. Using the middle section of solid autologous human hair as raw material, after cleaning, bleaching, grinding, freeze-drying, packaging, and cobalt 60 irradiation treatment, the bleached human hair is made into powder homogenate and liquid human hair keratin particles of different thicknesses , to provide a human hair keratin soft tissue filling material that is derived from autologous body, is easy to obtain, is safe and non-toxic, has good tissue compatibility, is easy to be tolerated by the human body, and can stimulate collagen proliferation and is suitable for injection. Realize the long-term repair of skin and soft tissue, and meet the needs of soft tissue filling materials in the field of plastic surgery.

The present invention relates to cosmetic and / or dermatological compositions for the treatment of keratin containing substrates, comprising synergistic mixtures of modified starch polymers with defined molecular weights and cationic charges in a cosmetically acceptable medium. The synergistic mixtures of modified starches employed to manufacture compositions according to the present invention exhibit significant benefits over the existing modified starches employed according to the state-of-the-art in the treatment of keratin-containing substrates like human or animal hair, skin and nails. Another aspect of the present invention is the stabilization of the modified starch solutions used to manufacture the cosmetic and / or dermatological compositions according to the present invention against the growth of micro-organisms without traditional preservatives.

Compositions for the oxidative dyeing of keratin fibers, in particular human keratin fibers, comprising (A) a 1-hexyl / heptyl-4,5-diaminopyrazole compound of the general formula (I), its physiologically compatible water-soluble salt, or mixtures thereof and; (B) a m-aminophenol compound of the general formula (II), its physiologically compatible water-soluble salt, or mixtures thereof; and (C) an oxidizing agent.wherein R1, R2, R3, R4, R5, R6, R7, R8 and R9 are as defined herein and a=1 or 2.

Cosmetic composition for the oxidative treatment of hair or skin, prepared by mixing of at least two components, in which dehydroascorbic acid or a dehydroascorbic acid salt or a dehydroascorbic acid derivative is generated from ascorbic acid, ascorbic acid derivative and ascorbic acid salt prior to application by an enzyme that catalyzes the enzymatical oxidation of said of ascorbic acid as well as a process for carrying out the oxidative treatment of keratin, particularly for the oxidative post-treatment of reduced hair in the process of permanent deformation of hair using said composition.

The invention discloses a modified keratin material as well as a preparation method and application thereof. The modified keratin material provided by the invention has a structural formula shown in a formula (I) in the specification. The invention further provides the preparation method of the modified keratin material. The modified keratin material provided by the invention is degradable or degraded slowly after being implanted inside a human body, and the degradation degree of the modified keratin material can be regulated by controlling preparation process parameters. The prepared modified keratin material can be applied to hemostasis materials, hydrogel, wound dressing, and soft tissue fillers and the like, and can also be used as a support material for building a tissue engineered tissue.

The present invention relates to novel C-glycoside compounds of given absolute configuration, to a process for synthesising them and to compositions containing them. The invention also relates to the cosmetic use of these C-glycoside compounds as agents to stimulate the synthesis of glycosaminoglycans containing a D-glucosamine and / or N-acetyl-D-glucosamine residue, advantageously hyaluronic acid, and / or of proteoglycans, advantageously proteoglycans containing hyaluronic acid, by fibroblasts and / or keratinocytes. The invention also relates to a cosmetic process for treating keratin materials using a composition containing at least one C-glycoside compound according to the invention.

The invention relates to an oxidative hair dye composition for keratin fibers, comprising fatty component, thickener and dye precursor. Provided is a ready-to-use composition for the oxidation dyeing of keratin fibers, and for example of human keratin fibers such as the hair, comprising, A) at least one fatty substance other than fatty acids present in the ready-to-use composition in an amount ofgreater than or equal to 25% by weight relative to the total weight of the ready-to-use composition, B) at least one polymeric thickener, C) at least one dye precursor, D) at least one oxidizing agent and E) at least one alkaline agent wherein at least one of the at least one alkaline agent is an organic amine. The inventive composition is characterized by the improved dying performance.

The present invention relates to a nutritional product, dietary supplement or pharmaceutical composition for the treatment of acne and related skin disorders. The invention also relates to a composition having a combination of ingredients such that it reduces symptoms associated with acne and related skin disorders. The invention relates to such a composition containing a variety of vitamins, minerals and one or more herbal medicine sources. In one preferred embodiment, the vitamins, minerals and one or more herbal medicine sources are present in an amount such that its mechanism of action is through inhibition of the growth of Propionobacterium acnes (P. acnes) and the inhibition of lipogenesis of sebum production. In another preferred embodiment, the invention contains a Vitamin A source to normalize keratinoid maturation, proliferation and turnover of skin cells. In another preferred embodiment, the invention further contains at least one of a Vitamin E source or Selenium. In another preferred embodiment, the invention further contains at least one of a Vitamin B6 source, a Pantothenic Acid source, Zinc or any active salt, and Chromium or any active salt. In another preferred embodiment, the invention further contains any one or more of an herbal source of Berberis aquifolium (Oregon grape root), Barberis vulgaris (barberry), Hydrastis Canadensis (goldenseal), or other herbal source of the compound berberine. The present invention also relates to a method of administering a therapeutically effective amount of the combination of ingredients for the treatment of acne and related skin disorders.

A method for permanently changing the shape of keratinic fibres and a kit-of-parts comprising the agents (a), (b) and (c) packaged separately. The method comprises applying a permanent waving agent (a) to the keratinic fibres, leaving agent (a) to take effect for a period of from 2-60 minutes, rinsing out the agent (a) from the keratinic fibres, applying agent (b) to the keratinic fibres, leaving agent (b) to take effect for a period of from 2-60 minutes, rinsing out agent (b) from the keratinic fibres, applying agent (c) to the keratinic fibres, leaving agent (c) to take effect for a period of from 2-60 minutes, and rinsing out agent (c) from the keratinic fibres. The permanent waving agent (a) includes one or more keratin-reducing compounds, the cosmetic agent (b) includes one or more aliphatic C2-C8 dicarboxylic acids and / or physiologically acceptable salts thereof, and the fixing agent (c) includes hydrogen peroxide.

A method for shaping keratin fibres comprising: providing a crosslinking composition, wherein the crosslinking composition comprises: an active agent, wherein the active agent is a amine or diamine; a photocatalyst; a cosmetically acceptable carrier; and applying the crosslinking composition to keratin fibres, mechanically shaping the keratin fibres with an appliance or implement, and exposing the composition to electromagnetic radiation having a wavelength of from about 300 nm to about 750 nm Also a related composition, use, kit and process.

The invention discloses a keratinase mutant with improved thermal stability and a preparation method thereof, and belongs to the field of enzyme engineering. Thermal stability and substrate specificity of the keratinase are improved by interchanging N ends or C ends of two different keratinases with higher homology from the same bacterial strain. The keratinase and the mutant thereof can effectively hydrolyze water-insoluble keratinase substrates such as feathers, wools, and the like, and can be used for leather spinning industry and feed industry.

The invention relates to agents for cleaning and / or caring for damaged keratin fibers, including a combination of at least one dicarboxylic acid having 2 to 10 carbon atoms and at least one selected amino acid, and a method for cleaning and / or caring for keratin fibers by means of such agents.

The present invention relates to a process for solubilizing keratins from a keratin containing starting material such as poultry feathers. The keratins are may be solubilized using a sulphide under alkaline conditions. In the process the cysteine residues of solubilized keratins and are partially modified, e.g. by alkylation. The conditions of solubilisation and partial modification are chosen such that the keratins are also partially hydrolyzed. The partially modified and partially hydrolyzed keratin may be used as stable dispersions e.g. for the production of films and coatings by casting.