106results about How to "Less irritating" patented technology

The invention provides a hydroxytyrosol supramolecular compound and a preparation method and application thereof, and belongs to the technical field of cosmetics and biological medicine, the supramolecular compound comprises the following chemical components by mass: 0.01-10% of hydroxytyrosol, 2-45% of an amino acid compound, 2-20% of alpha hydroxy acid, 2-30% of urea, and 15-92% of water. The supramolecular compound can promote transdermal delivery of hydroxytyrosol and maintain the biological activity of hydroxytyrosol, shows high biocompatibility, and can be applied to product development in the antibacterial field, the regeneration field and the anti-aging field.

The invention belongs to the technical field of cosmetics, and particularly relates to a cosmetic delivery system based on a natural wall material, a preparation method and application. The cosmetic delivery system is of a core-shell structure, a core is a cosmetic active component, and a shell layer is a composite polymer gel network of sodium alginate, sophorolipid and cellulose. The natural polysaccharide composite wall material is green and safe, has good biocompatibility and strong compatibility with cosmetic formulas, and does not irritate the skin. The delivery system can effectively protect cosmetic active ingredients from being damaged by illumination and oxygen, and the storage stability of the active ingredients is remarkably improved; meanwhile, slow release and targeted transdermal absorption of active ingredients are realized, and the bioavailability is improved.

The invention discloses a semitransparent skin-nourishing face cream based on a medium-temperature hot pot process and a preparation method and application thereof, belongs to the technical field of cosmetics, and aims at solving the problems that in the prior art, in the face cream preparation process, a high-temperature processing process can destroy the activity of natural extracts; and the technical problem of how to enable the face cream to be semitransparent through formula system combination is solved. The preparation method of the semitransparent skin-care face cream based on the medium-temperature hot pot process comprises the following steps: putting a phase A into an emulsifying pot, and stirring and heating to 80-85 DEG C; adding the phase B into the emulsifying pot, stirring and heating to 80-85 DEG C, and then cooling to 60-65 DEG C; sequentially adding the phase A, the phase B, the phase C and the phase D into an emulsifying pot to enable the materials to be uniform, and cooling the materials to 53-57 DEG C to obtain cream; and filling the cream to obtain the prepared semitransparent skin-nourishing face cream based on the medium-temperature thermal tank process. The semitransparent face cream is prepared by designing a component compounding system.

The invention relates to the technical field of scalp care, and discloses a scalp itching relieving composition and application thereof.The scalp itching relieving composition is mainly composed of forsythin, isatis tinctoria extract, cinchona alkaloid, a pH regulator and a solvent and can be used for shampoo, hair conditioners, scalp essence, scalp spray and hair masks. The fructus forsythiae phenol, the isatis tinctoria extract and the cinchona alkaloid in the scalp itching-relieving composition have a remarkable synergistic effect, and the scalp itching-relieving composition is efficient in itching-relieving effect, long-acting, mild, safe, low in irritation and suitable for various scalp types.

The application provides a method for dynamically regulating alcohol content to enhance the flavor of solid vinegar, comprising the following steps: S1, liquefaction; S2, saccharification; S3, alcohol fermentation; S4, solid-state layered fermentation; and S5, finished product preparation. The vinegar preparation method has the advantages that the fermentation performance is improved, the fermentation period is shortened, the conversion rate of acetic acid is improved, the biomass of bacteria is increased, the growth of acetic acid bacteria is as good as possible, the rate of acetic acid fermentation is improved, the period of acetic acid fermentation is shortened, the flavor of liquid-state fermented vinegar is improved, the irritation of solid-state fermented vinegar is reduced, and the method has a good market application prospect.

The invention belongs to the technical field of ecological water, mainly relates to ecological water for removing fruit peculiar smell, and particularly relates to ecological water for removing fruit peculiar smell and a preparation method thereof. Neotame and glucose modified cortex phellodendri are matched with tupistra chinensis, pogostemon cablin, liquorice and clove to be decocted into a traditional Chinese medicine decoction. According to the invention, lactobacillus plantarum ATCC 8014 and bacillus subtilis ATCC 6633 are used for fermentation. The antibacterial activity of the ecological water is improved, and the bitter taste of the cortex phellodendri is effectively removed due to the synergism of the two sweetening agents, namely the neotame and the glucose. The bacillus subtilis HZ-72 antagonistic bacteria used in the invention can enhance the capability of inhibiting pathogenic bacteria. Syzygium aromaticum has antibacterial activity, pogostemon cablin has an antiviral effect, and the syzygium aromaticum and the pogostemon cablin cooperate to enhance the antibacterial The ecological water prepared by the invention can remove peculiar smell and preserve freshness, and has a great development prospect in the field of fruit preservation.

This invention discloses a mild and stable temperature-responsive microemulsion composition, its preparation method, and its applications, belonging to the fields of cosmetics and pharmaceutical technology. This invention uses a nonionic decyl glucoside and anionic sodium lauroyl glutamate, introducing tocopherol polyethylene glycol succinate and disodium EDTA, forming a dual stabilizing mechanism of "antioxidant + metal ion chelation," effectively protecting unstable active ingredients such as glycyrrhizin. Experiments show that in an accelerated test at 60℃, the retention rate of glycyrrhizin increased by more than 20%. The microemulsion composition prepared by this invention exhibits high stability, low irritation, and skin-targeted sustained-release properties.

The present application relates to a kind of essential oil composition with whitening and freckle lightening effect and its preparation method, belong to the technical field of cosmetics.The essential oil composition with whitening and freckle lightening effect provided by the present application includes Italian helichrysum oil, rice germ oil, sandalwood oil, white spring chamomile flower oil, rust red rose seed oil and pink passion fruit seed oil treated by specific fermentation process, all ingredients are derived from natural plants, no chemical synthetic substance is added, irritability is low, safety is high, has good whitening, freckle lightening effect, also has anti-inflammatory, antioxidant and barrier repair effect, suitable for various skin.

The present application relates to mosquito liquid technical field, disclose a kind of environmental protection type mosquito repellent electric mosquito coil liquid with bio-based solvent and its preparation method, the electric mosquito coil liquid by mass percentage, including the following components: bio-based solvent 80%~85%, active ingredient 0.8%~1.9%, antioxidant 0.05%~0.2%, stabilizer 0.1%~0.5%, the rest is C1-C3 alcohol;Its preparation method includes: active ingredient and part bio-based solvent are dissolved to obtain active pre-solution;Remaining bio-based solvent is mixed with antioxidant, stabilizer to obtain main mixed solution;Active pre-solution is added to main mixed solution and homogenization treatment is carried out;Then in turn degassing treatment, standing ripening, filtration, filling, sealing, finished product is obtained.The present application uses bio-based solvent to replace traditional petroleum-based solvent, renewable, low irritation, and volatile uniform and stable, suitable for infant and the environment of sensitive population such as old people, and environmental protection is good.

The application discloses a kind of cosmetics suitable for sensitive skin and preparation method thereof, preparation raw materials include A phase, B phase, C phase and D phase;The preparation raw materials of A phase include emulsifier, emollient, thickening agent, antioxidant;The preparation raw materials of B phase include water, humectant, chelating agent, thickening agent B;The preparation raw materials of C phase include emulsifier C, humectant C, plant extract;The preparation raw materials of the D phase include preservative.The application does not contain synthetic pigment, plastic micro powder, mineral oil and other harmful ingredients of skin, nature is mild, no stimulation, no toxic side effect, the subject is continuously used the cosmetic prepared by the application 28 days, and the decrease rate of lactic acid stinging score compared with base value is 50.38%, and product effect is remarkable, and effect is fast.

The invention provides preparation and application of black cymbidium hookerianum vesicles and PDRN loaded on the black cymbidium hookerianum, the black cymbidium hookerianum vesicles are extracted from the black cymbidium hookerianum by taking the black cymbidium hookerianum as a source and combining an optimized differential-ultracentrifugation extraction process, and the black cymbidium hookerianum vesicles can be used for loading multiple active ingredients and can be used for preparing the PDRN loaded on the black cymbidium hookerianum vesicles. Particularly, the black cymbidium hookerianum vesicles are subjected to surface cation modification so as to be used for loading PDRN, and the black cymbidium hookerianum vesicles can be applied to the directions of cosmetics with functions of functionalization, formula compounding, oxidation resistance, aging resistance and the like.

The invention relates to the technical field of skin care, and discloses a sustained-release composition containing azelaic acid composite lipidosome and application of the sustained-release composition in acne treatment and skin repair. Comprising a composite liposome, an encapsulated active component and a dispersion medium, the composite liposome is composed of a lipid bilayer, the lipid bilayer comprises phospholipid, cholesterol and pegylated phospholipid, and the phospholipid is a mixture of hydrogenated soybean phospholipid and dipalmitoyl phosphatidylcholine; the encapsulated active component comprises a fat-soluble component and a water-soluble component; the water-soluble components comprise a hamamelis virginiana leaf water extract and a herba portulacae extract; the dispersion medium is a phosphate buffer solution; by optimizing lipid composition, introducing surface modification and constructing a multi-layer release system, the invention aims to synergistically exert multiple effects of antibiosis, anti-inflammation, cutin regulation, red fading, repair and the like, and provides an efficient, mild and integrated solution for acne and sequelae skin problems thereof.

The invention discloses composite hydrogel containing azelaic acid and a preparation method of the composite hydrogel, and belongs to the technical field of skin medicines.The azelaic acid is loaded and free azelaic acid is fixed through a layered structure of Ca / LDH powder, and then polymerization modification is conducted through dodecyl methacrylate, so that the composite hydrogel can be firmly smeared on the skin and is prevented from being scoured by sweat, and the skin care effect is good. Moreover, the Ca / LDH powder has an ion exchange characteristic between layers, so that a slow release effect on azelaic acid can be achieved; encapsulated menthol exists in the composite hydrogel containing azelaic acid, the encapsulated menthol is used for clathrating menthol through the clathration of a chitosan / cyclodextrin encapsulation carrier, and after clathration of the chitosan / cyclodextrin encapsulation carrier, a compact crystal structure of the carrier and the cavity clathration of cyclodextrin form a double barrier, so that the composite hydrogel containing azelaic acid has a good barrier effect. Contact between menthol and outside air and temperature is isolated, and volatilization loss of menthol is greatly reduced.

The application belongs to the technical field of daily chemicals, and particularly relates to a high-temperature and mild alkyl glucoside sulfonate as well as a preparation method and application thereof. The alkyl glucoside sulfonate provided by the application is obtained by using the hydroxyl activity on the glucose unit of glucoside to perform chemical modification, and specifically, the alkyl glucoside is first subjected to intramolecular cross-linking by using 1,3-dichloro-2-propanol, and then subjected to anionization modification by using 3-chloro-2-hydroxypropanesulfonate sodium. The alkyl glucoside sulfonate prepared by the application has the advantages of mildness, low irritation, strong hard water resistance, good foaming performance, low skin penetration and small residual amount, can effectively solve the defects of strong penetration, strong deproteinization and delipidation, great damage to skin barrier and weak thickening effect of alkyl glucoside in personal cleaning products, and is very suitable for being widely used and popularized in daily chemicals.

The invention relates to the technical field of mask manufacturing, in particular to a degradable antibacterial corn fiber mask and a preparation method thereof. The degradable antibacterial corn fiber mask comprises an outer layer, a middle layer and an inner layer, wherein the middle layer is positioned between the outer layer and the inner layer; the outer layer is obtained by electrostatically loading 0.4-0.6 part of nano titanium dioxide on a modified corn fiber nanofiber membrane. Active functional groups are introduced into the glycosylated zein through chemical modification, hydrogen bonds or covalent crosslinking is formed on the glycosylated zein and the surface of the nanofiber membrane, the mechanical strength of a membrane material is enhanced, the glycosylated zein serves as a carrier of an antibacterial agent, and long-acting bacteriostasis is achieved by slowly releasing natural antibacterial components; the nano-fiber membrane and the glycosylated protein cooperate to provide a physical protection basis for the nano-fiber membrane, and the glycosylated protein endows chemical antibiosis and interface affinity characteristics, so that a gradient protection network from outside to inside is formed.

The application discloses a preparation process of reconstituted tobacco leaf, which comprises the following steps: subjecting tobacco leaf raw materials to fresh air hot air treatment, and storing the tobacco leaf raw materials to obtain primary tobacco leaves with a water content of 15-25%; subjecting the primary tobacco leaves to hot air drying to obtain secondary tobacco leaves, wherein the hot air drying time is 10-20 min; and crushing the secondary tobacco leaves and preparing reconstituted tobacco leaves through a thick slurry method. The preparation process of the reconstituted tobacco leaf can reduce peculiar smell and irritancy, improve tobacco baking original aroma, improve sensory comfort, and improve sensory quality through the steps of multi-stage fresh air hot air drying, high-intensity drying and storage to ensure the water content.

This invention discloses a heating-not-burning cigarette cooling unit containing a phase change cooling material and a heating-not-burning cigarette. The unit comprises at least a carrier paper and a phase change cooling material coated on the carrier paper. The phase change cooling material is distributed in a non-fully-covering, regular pattern on the carrier paper. The carrier paper coated with the phase change cooling material forms multiple longitudinally extending channels through winding, folding, gathering, bending, and wrinkling, and has a porosity of 40%-90% along the longitudinal direction. The phase change cooling material comprises 55-96 parts by weight of polyethylene glycol, 1-5 parts by weight of in-situ reinforcing material, and 3-40 parts by weight of thermally conductive filler. The heating-not-burning cigarette cooling unit of this invention has the advantages of high latent heat of phase change, low thermal hysteresis effect, high heat absorption efficiency, apparent stability without collapse, and no leakage.

This invention belongs to the field of reconstituted tobacco technology, and provides a reconstituted tobacco based on a functional compound of Phyllanthus emblica and its preparation method. The reconstituted tobacco includes a porous composite substrate and a coating liquid. The Phyllanthus emblica functional compound includes Phyllanthus emblica pomace pulp and Phyllanthus emblica extract. The porous composite substrate is prepared by mixing and molding Phyllanthus emblica pomace pulp and tobacco pulp, wherein the Phyllanthus emblica pomace in the pulp has a porous and loose structure. The coating liquid is prepared by mixing Phyllanthus emblica extract and tobacco concentrate. The reconstituted tobacco prepared by the method of this invention can enhance the fruity sweetness and aroma of the reconstituted tobacco, improve its aroma quality, reduce its irritation, reduce its woody smell, and effectively improve the comfort of the reconstituted tobacco.

The invention relates to a multi-dimensional synergistic acne removal composition as well as a preparation method and application thereof, and belongs to the technical field of cosmetics. The invention provides a multi-dimensional synergistic acne removal composition. The multi-dimensional synergistic acne removal composition is prepared from Shangjiang, hydrolyzed sericin, a lactobacillus / pomegranate fruit fermentation product extract, a white willow bark fermentation product and quaternary ammonium salt-73. According to the invention, Shangjiang, hydrolyzed sericin, lactobacillus / pomegranate fruit fermentation product extract, white willow bark fermentation product and quaternary ammonium salt-73 are scientifically compounded to construct a unique'prevention-treatment-repair 'three-in-one synergistic network; the five components respectively aim at four key paths of acne morbidity, namely bacterial proliferation, abnormal hair follicle keratinization, excessive sebum secretion and inflammatory response, full-path coverage from pathogenesis blocking to symptom relieving to barrier repairing is realized, and the synergistic acne removal effect is obviously superior to that of a traditional acne removal product only aiming at a single link.

The invention discloses an acarus killing composition as well as a preparation method and application thereof, and relates to the technical field of pet supplies. The invention provides an acarus killing composition. The acarus killing composition comprises the following components in parts by weight: 0.3-1 part of a component A, 0.3-2 parts of a component B and 0.3-0.7 part of a component C, the component A comprises silver sulfate and silver; the component B comprises an ammopiptanthus mongolicus extract and a citronella extract; and the component C comprises dichlorobenzyl alcohol. Through a composite system of silver sulfate and silver, synergism of the ammopiptanthus mongolicus extract and the citronella extract and precise compounding of dichlorobenzyl alcohol, multi-mechanism synergistic acarus killing is achieved.

The utility model relates to the field of newborn nursing technology, especially a bird nest for newborn nursing, which comprises a U-shaped protective enclosure, a base, at least one supporting wrapping belt and an inner lining. The U-shaped protective enclosure is provided with a coaxial plastic joint inside the long-axis sponge body, which makes it possible to easily adjust the shape of the U-shaped protective enclosure with little effort to adapt to different newborns and improve user convenience. The U-shaped protective enclosure can be taken in and out of the accommodating cavity through a self-opening zipper, and the size of the base can be selected according to actual needs, so that one size of the U-shaped protective enclosure can be used with multiple bases, which is highly practical. The structure is not easy to break after multiple adjustments, and even if it is damaged, it can be easily replaced, thereby reducing the use cost.

The application relates to the technical field of soil improvement, and discloses a grape planting soil improvement agent, which is prepared from the following components in parts by weight: 50-80 parts of attapulgite, 30-40 parts of calcium-based bentonite, 10-15 parts of molasses, 5-8 parts of N-dodecyl ethanolamine, 10-15 parts of polybutene diacid, 10-15 parts of polyacrylate, and 50-80 parts of water. The grape planting soil improvement agent has the advantages that the salt resistance of the polyacrylate is good, the water retention of the mineral is good, and the action time of the microbial agent is long.

The invention belongs to the field of mosquito prevention and killing, and particularly relates to a technology for killing mosquitoes by using a safe and non-toxic alkaline which does not contain pyrethroids and phosphorus. The preparation method comprises the following steps: mixing water, glycol stearate, tetrasodium glutamate diacetate, sodium hydroxide, fatty alcohol-polyoxyethylene ether and polydimethylsiloxane to obtain a mixed aqueous solution, standing, and filtering to obtain a final aqueous solution of the mosquito killer. Strict tests prove that the non-pyrethroid alkaline mosquito killer has a very high killing effect on static and flying mosquitoes by spraying an aqueous solution through a spraying can, is environment-friendly, particularly has no pollution to air when being used in a closed space, and is an ideal non-pyrethroid alkaline mosquito killer. The pyrethroid mosquitocide has a good killing effect on various mosquitoes, and another mosquito killing method except the pyrethroid mosquitocide is provided.

The invention relates to a P.megatherium capable of improving tobacco leaf quality and a fungicide and application of the P.megatherium capable of improving tobacco leaf quality, the P.megatherium is a P.megatherium SYSUC27 strain, the preservation number is CCTCC NO: M 20251234, and the preservation date is May 30, 2025. A brand-new P.megatherium strain is separated from tobacco leaf raw materials and preserved, the strain has excellent capacity of producing amylase and protease, after the strain is enriched and applied to tobacco leaves for artificial fermentation, the starch content in the tobacco leaves is reduced, the total nitrogen content and the total plant alkaloid content are increased, and the yield of the tobacco leaves is increased. And finally, the aroma quality and the aroma amount of the tobacco leaves can be effectively improved, the sweetness is increased, offensive odor of the tobacco leaves is improved, the irritation is reduced, and the sensory quality of the tobacco leaves is obviously improved.

The invention relates to the technical field of daily chemical products, in particular to hair dye containing polydihydroxyindole and a preparation method thereof.The hair dye is prepared from, by mass, 8-12 parts of a mixture, 80-100 parts of mixed liquid, 1.2-1.6 parts of microcapsule powder, 1.6-2 parts of modified lipidosome dispersion liquid and 1.6-2 parts of polydihydroxyindole; the preparation method has the advantages that by introducing the polydihydroxyindole and constructing a synergistic system of the oxidation response type microcapsule and the pH response type liposome, an integrated dyeing and nursing formula system is formed, compared with the prior art, the technical scheme has the advantages that the irritation of the product is remarkably reduced while an excellent dyeing effect is realized, and the application prospect is wide. And scalp health management from immediate soothing in dyeing to long-acting repairing after dyeing is completed, the comprehensive experience and safety of the product are improved, the urgent demand of the market for mild, efficient and multifunctional hair dyeing products is met, and the method has wide application prospects in the fields of high-end personal care and functional hair dyeing.

This application provides a skin-renewing composition containing an acid-enzyme peptide, comprising lactobionic acid, hexanoyl dipeptide-3-leucine, and papain; the mass ratio of lactobionic acid, hexanoyl dipeptide-3-leucine, and papain is 0.1~15:0.5~15:0.05~5. This application also provides a product comprising the above composition and its application. This application combines lactobionic acid, papain, and hexanoyl dipeptide-3-leucine for biological skin renewal, i.e., exfoliation. The three components interact synergistically, significantly increasing the content of exfoliated keratin proteins and providing excellent exfoliation effects. Furthermore, the composition provided in this application has low irritation.

This invention discloses a heated tobacco cooling unit with enhanced thermal conductivity and a heated tobacco product, comprising a carrier sheet, several metal foils, and several phase change cooling materials. The carrier sheet has several perforated holes. Several metal foils are disposed on at least one side of the carrier sheet and cover the perforated holes. The metal foils are spaced apart and discretely arranged. The phase change cooling materials are filled within the perforated holes using the metal foils as a carrier. The carrier sheet containing the metal foils and phase change cooling materials is formed into the heated tobacco cooling unit by at least one of the following methods: winding, folding, gathering, bending, and pleating. The metal foils are regularly and intermittently distributed along the longitudinal direction of the tobacco strip. The cooling unit has multiple longitudinally extending channels, and the porosity of the cross-section is 40%-90%. The heated tobacco cooling unit with enhanced thermal conductivity of this invention has the advantages of high latent heat of phase change, low thermal hysteresis effect, high heat absorption efficiency, apparent stability without collapse, and no leakage.

The invention belongs to the technical field of skin cream, and particularly relates to moisturizing skin cream for repairing at night and a preparation method of the moisturizing skin cream. A top cover is mounted at the top of the working box; a motor is fixedly connected to the inner side wall of the bottom of the working box; the output end of the motor is fixedly connected with a stirring cooling barrel; a fixing rod is fixedly connected to the center of the bottom of the top cover; the middle part of the fixed rod is fixedly connected with a stirring impeller; a plurality of groups of heat conducting plates are fixedly connected to the side wall of the stirring and cooling barrel; by adding the moderator during preparation of the moisturizing skin cream for repairing at night, the irritation of the moisturizing skin cream for repairing at night can be neutralized, so that the moisturizing skin cream is softer during use, and the irritation to the skin of a user is reduced.

The invention discloses an improved oil-control moisturizing essential oil soap based on synergistic effect of Chinese herbal medicines and a preparation method thereof. The soap comprises 10% of winter mulberry leaf, 8% of motherwort, 6% of radix angelicae, 5% of ligusticum wallichii, 6% of bighead atractylodes rhizome, 7% of white poria, 4% of mung bean, 3% of ginseng, 2% of pearl, 18% of Chinese honeylocust fruit, 12% of castor oil and 12% of olive oil. The composition has the beneficial effects that the activity of 5alpha-reductase is inhibited by the flavonoid components of the winter mulberry leaves, and experiments show that the secretion amount of skin grease is reduced by 35% after the composition is used.