224 results about "Sunscreen Effect" patented technology

The invention belongs to the field of cosmetic detection, and discloses a cosmetic and cosmetic raw material sunscreen function evaluation method and application. According to the evaluation method, a sunscreen effect test is carried out on a test sample by using a non-contact administration device, wherein the test sample is a cosmetic finished product or a diluted cosmetic raw material; the test comprises evaluation of in-vitro sunscreen effect by skin cells, evaluation of in-vivo sunscreen effect by a zebra fish embryo model and result evaluation. According to the method, the sunburn-resistant effect is evaluated through expression of beta-galactosidase in human dermal fibroblasts and / or secretion of collagen, the sunburn-resistant effect is evaluated through the survival rate of human keratinocytes, the DNA damage condition or inflammatory factor secretion and the lethal / teratogenic condition of zebra fish embryos, and multi-layer and all-around sunburn-resistant effect evaluation is achieved. The method provided by the invention is suitable for evaluating the sunscreen function of various sunscreen products, has accuracy and practicability, and provides an important technical basis for research and development, quality control and performance optimization of sunscreen cosmetics.

The present invention belongs to the field of cosmetics detection, and discloses a method for evaluating the sun protection function of cosmetics and cosmetic raw materials and its application. This evaluation method uses a non-contact drug delivery device to test the sun protection effect of the test samples, and the test samples are finished cosmetics or diluted cosmetic raw materials; the tests include evaluating the in vitro sun protection efficacy by skin cells, evaluating the in vivo sun protection efficacy by the zebrafish embryo model, and result evaluation. This method evaluates the anti-aging effect of sun protection through the expression of β-galactosidase and / or the secretion of collagen in human dermal fibroblasts, and evaluates the sunburn prevention effect through the survival rate of human keratinocytes, DNA damage, or the secretion of inflammatory factors and the lethal / teratogenic conditions of zebrafish embryos, realizing multi-level and all-round evaluation of the sun protection efficacy. The method provided by the present invention is applicable to the evaluation of the sun protection function of various sun protection products, has accuracy and practicability, and provides an important technical basis for the research and development, quality control, and performance optimization of sun protection cosmetics.

The invention relates to the technical field of sunscreen cosmetics, in particular to an oil-in-water gel bead sunscreen emulsion and a preparation method thereof. The oil-in-water gel bead sunscreen emulsion comprises gel beads and a dispersion liquid, the oil-in-water gel bead sunscreen emulsion comprises, by mass, 60-80 parts of oil gel and 20-40 parts of an oil-soluble sunscreen agent, and the mass part of the dispersion liquid is 2-20 times that of the gel beads; the oil gel comprises 3-16 parts of a gelling agent, and the gelling agent comprises 0-4 parts of a hydrogenated castor oil / sebacic acid copolymer, 3-12 parts of a castor oil / isophorone diisocyanate copolymer, 0-3 parts of an additional component and 80-90 parts of grease. According to the oil-in-water gel bead sunscreen emulsion and the preparation method thereof, the oil-in-water gel bead sunscreen emulsion is stable in structure, the oil-soluble sunscreen agent can be well dispersed, meanwhile, the waterproof performance and the skin feeling can be guaranteed, and the sunscreen effect is good. The problems that in the prior art, an oil-in-water product is poor in waterproof performance, and a sun-screening agent is uneven in dispersion in a system, prone to precipitation and the like, so that the product is poor in sun-screening performance are solved.

The invention belongs to the technical field of cosmetics, and particularly relates to a lipidosome composite microemulsion sun-screening agent, a preparation method thereof and application of the lipidosome composite microemulsion sun-screening agent in cosmetics. According to the invention, by selecting specific chemical sun-screening agents for matching, full-wave-band ultraviolet protection is realized, and the sun-screening effect is improved; a specific solid lipid matrix is selected, a chemical sun-screening agent is dispersed in a lipid bilayer by using a coating technology, irritation caused by direct contact with skin is reduced, meanwhile, release of the sun-screening agent is delayed, long-acting sun-screening and light stability are improved, and a product formed by combining with a specific preparation method is smaller in particle size, more uniform in component distribution and higher in stability. Therefore, a uniform film layer is formed on the surface of the skin and is tightly attached to the skin, penetration of ultraviolet rays is reduced, and the skin feeling light effect and the film-forming property at high temperature are improved. The sun-screening agent disclosed by the invention has the advantages of efficient ultraviolet protection, excellent stability and good skin feeling, and a new technical scheme is provided for the field of sun-screening cosmetics.

The invention discloses a composite sunscreen composition with excellent film-forming property and sunscreen stability as well as a preparation method and application thereof, and belongs to the technical field of daily chemicals. The composite sunscreen composition is prepared from inulin lauryl carbamate, bis (lauramide glutamine) lysine sodium, hydroxypropyl trimethyl ammonium chloride hyaluronic acid, an ammonium acryloyldimethyl taurate / VP copolymer, a sunscreen agent, basic grease, and cosmetically acceptable auxiliary materials and a solvent, the sunscreen emulsion prepared on the basis of the composition can quickly form a stable, light, thin and breathable sunscreen film on the surface of skin, solves the problems that a sunscreen agent in a traditional sunscreen product is non-uniform in agglomeration and dispersion, a formed film is rigid and airtight, the sunscreen effect is easy to lose due to sweating / friction, the skin feeling is poor and the like, and has the advantages of high sunscreen stability, excellent water resistance and good skin feeling; the method can be widely applied to preparation of skin care products with a sunscreen effect.

The invention relates to a sunscreen composition as well as a preparation method and application thereof. The sunscreen composition comprises a coco-glucoside-coconut oil alcohol compound, polyethylene glycol stearate, dextrin palmitate, butyl octanol salicylate and titanium dioxide. The dextrin palmitate, the butyl octanol salicylate and the coco-glucoside-coconut oil alcohol compound in the composition are matched with one another, so that the composition has excellent wetting, dispersing and suspending effects on the titanium dioxide powder, the sunscreen performance of the composition is greatly improved, and the composition has a synergistic effect in the aspects of improving the stability of the composition and improving the sunscreen effect. Meanwhile, the coco-glucoside-coconut oil alcohol compound can be compatible with polyethylene glycol stearate, so that a sunscreen product further prepared from the composition does not need to be removed by a cleaning product, and the sunscreen product can be washed with clear water.

The invention belongs to the field of cosmetics, and discloses a preparation method of a sunscreen synergistic composition, which specifically comprises the following steps: 1, dissolving isostearic acid in a first solvent, adding polymethyl methacrylate into the first solvent, and carrying out ultrasonic or homogeneous dispersion to obtain a mixture; step 2, carrying out solvent removal treatment on the mixture obtained in the step 1; and 3, dissolving trimethylsiloxy silicate ester in a second solvent, adding the product obtained in the step 2 into the second solvent, and uniformly mixing to obtain the sunscreen synergistic composition, the mass ratio of the polymethyl methacrylate to the isostearic acid to the trimethylsiloxy silicate ester is 1: (0.1-0.3): (0.2-0.9). According to the sunscreen synergistic composition prepared by the preparation method disclosed by the invention, the components of the sunscreen synergistic composition can be better compatible, so that the skin feeling of the sunscreen synergistic composition is more velvet, meanwhile, polymethyl methacrylate is firmer and is not easy to migrate or fall off, and the sunscreen effect of the product is favorably improved.

The invention relates to a composition for reducing penetration of a sun-screening agent into skin and application of the composition. The composition for reducing penetration of the sun-screening agent into the skin comprises a water-soluble suspension thickening agent and an oil-soluble thickening agent, the mass ratio of the water-soluble suspension thickening agent to the oil-soluble thickening agent is (0.1-3): (0.1-6). The composition is composed of the water-soluble suspension thickening agent and the oil-soluble suspension thickening agent, the water-soluble suspension thickening agent and the oil-soluble suspension thickening agent cooperate with each other, the composition has a remarkable inhibition effect on percutaneous penetration of water-soluble and oil-soluble sun-screening agents, penetration of the sun-screening agents in skin can be remarkably reduced, and then irritation and potential hazards of the sun-screening agents can be remarkably reduced; the sunscreen effect of the product is improved, and meanwhile the safety performance of the product is better.

The invention discloses a plant sunscreen lotion with an anti-ultraviolet effect and application of the plant sunscreen lotion in a sunscreen product, and particularly belongs to the field of preparations for dressing and makeup. The plant sunscreen lotion with the anti-ultraviolet effect is prepared from a plant composition with the anti-ultraviolet effect, auxiliary materials and a solvent, the plant composition with the anti-ultraviolet effect comprises a polygonatum cyrtonema rhizome / root extract, a honeysuckle flower extract, a sophora flower bud extract, a centella asiatica extract and a butterflybush flower extract. The plant composition provided by the invention has the advantages that the components supplement each other and have a synergistic effect, and the plant composition has a good anti-oxidation effect and can effectively resist ultraviolet damage and play a photoprotection role; the sunscreen lotion containing the plant composition with the anti-ultraviolet effect, provided by the invention, has an excellent sunscreen effect.

The invention discloses a kind of plant sunscreen synergistic composition and application thereof, belong to the field of cosmetics technology; The plant sunscreen synergistic composition provided by the present invention includes the following components in parts by mass: 0.1-1 parts of Cimicifuga extract, 0.3-1 parts of Eucommia leaf extract, 1-3 parts of Rambutan peel extract, 5-10 parts of Cyperus root extract. The present invention is compounded by selecting the components of appropriate mass ratio, and the obtained composition has a good effect of absorbing ultraviolet rays, and also has excellent anti-inflammatory and soothing effect. Moreover, when subsequently added into sunscreen products, it can effectively stabilize the physical sunscreen and chemical sunscreen in sunscreen lotion, and can also enhance the sunscreen effect of physical sunscreen and chemical sunscreen, improve the durability of sunscreen products, and can enhance the repair of sunscreen products to skin after sun exposure.

The invention relates to the technical field of cosmetics, in particular to a sunscreen composition and a preparation method and application thereof. The sunscreen composition disclosed by the invention is prepared by adopting a specific emulsifier and a D-phase emulsification process, obtained particles are fine and uniform in granularity, and not only have excellent stability, but also can effectively improve the sunscreen efficiency of a sunscreen product, and has an obvious synergistic effect on the sunscreen effect; in addition, the use amount of a chemical sun-screening agent in a sun-screening product can be reduced, then the problem that the skin feeling of a high-magnification sun-screening product is greasy is solved, and the composition is suitable for preparing cosmetics with the sun-screening or light protection effect and has a good application prospect in the field of cosmetics.

The invention discloses a water-oil two-phase microbead essence and a preparation method thereof, and relates to the technical field of cosmetics. Comprising the following raw materials in percentage by weight: 2wt%-5wt% of plant polysaccharide, 0.005 wt%-0.015 wt% of meso-tetramethyl-meso-tetra-p-aminophenyl calix [4] pyrrole, 0.5 wt%-1wt% of hyaluronic acid, 0.3 wt%-1wt% of fish collagen peptide, 0.1 wt%-3wt% of other plant extracts, 8wt%-15wt% of glycerol, 0.1 wt%-0.3 wt% of plant germ oil, 1wt%-4wt% of other vegetable fat, 0.1 wt%-0.3 wt% of hydroxypropyl beta-cyclodextrin, 0.3 wt%-0.5 wt% of ceramide and the balance of water. And the balance of deionized water. The water-oil two-phase microbead essence is high in stability, small in skin irritation and remarkable in whitening, moisturizing, anti-wrinkle and sunscreen effects.

The invention discloses an oil-in-water type sunscreen product and a preparation method thereof, and belongs to the technical field of cosmetics. The oil-in-water type sunscreen product is prepared from the following components in parts by weight: 0.01 to 1 part of thickening agent and 0.01 to 5 parts of dispersion stabilizer, wherein the thickening agent comprises carbomer, an acrylic acid (ester) / C10-30 alkanol acrylate cross-linked polymer and a hydroxyethyl acrylate / sodium acryloyldimethyl taurate copolymer; the dispersion stabilizer is prepared from disteardimonium hectorite and polyhydroxystearic acid. The oil-in-water type sunscreen product has the advantages of good sunscreen effect, good stability, small skin irritation, fresh and cool skin feeling and good conformity. The preparation method comprises the step of mixing the preparation raw materials of the oil-in-water type sunscreen product according to a preset ratio, and the method is simple, easy to operate and suitable for industrial production.

The invention discloses sunscreen spherical silicon dioxide and a preparation method thereof. Spherical porous silicon dioxide serves as a carrier of the sun-resistant spherical silicon dioxide, pores of the spherical porous silicon dioxide are filled with sun-resistant materials, the surface of the spherical porous silicon dioxide is wrapped with a sun-resistant material layer, and the surface of the sun-resistant material layer is wrapped with a silane coupling agent layer. The specific preparation method comprises the following steps: by taking spherical porous silicon dioxide as a carrier, dispersing a nano sunscreen material through a solvent, adding the nano sunscreen material into the spherical porous silicon dioxide, adsorbing the nano sunscreen material inside the spherical silicon dioxide through pore diameters, and adsorbing the redundant nano sunscreen material on the surface of the spherical silicon dioxide to obtain the nano sunscreen material. According to the preparation method, spherical silicon dioxide is taken as a raw material, a coupling agent is added for chemical grafting, a nano sunscreen material is firmly attached to the interior and the surface of the spherical silicon dioxide in a drying and calcining mode, the obtained spherical silicon dioxide has a good sunscreen effect, the process is simple, controllability is achieved, and sunscreen spherical silicon dioxide with different particle sizes can be prepared according to needs.

The invention discloses an anti-aging composition for preventing light aging and application thereof, the anti-aging composition comprises a Rosa rugosa extract, a Caesalpinia spinosa fruit extract, a sunflower bud extract and a Pseudoalteromonas fermentation product extract, and the anti-aging composition can be added into various skin care products to reduce cell damage caused by light radiation such as ultraviolet light, infrared light and blue light; in sunscreen cosmetics, the sunscreen effect can be improved, the use amount of chemical sunscreen agents and physical sunscreen agents is reduced, and the safety and mildness of the sunscreen cosmetics are improved; damage caused by optical radiation is effectively prevented, meanwhile, skin elasticity is improved, skin wrinkles are reduced, and the effect of resisting skin photoaging is achieved. The effectiveness of the composition is proved through a large number of experiments, each component is irreplaceable, the addition range of the composition is also an optimal range, and the effect and cost of the composition are both the optimal range.

To enable evaluation of compatibility between the skin of a user and topical skin agents with sunscreen effects.SOLUTION: An evaluation method disclosed herein comprises acquiring reflections of ultraviolet light irradiated to the skin of a user applied with a topical skin agent with a sunscreen effect, estimating an ultraviolet protection factor value of the topical skin agent with a sunscreen effect on the skin of the user based on the reflections, and evaluating compatibility between the skin of the user and the topical skin agent with a sunscreen effect using the ultraviolet protection factor value.SELECTED DRAWING: Figure 6

The invention relates to the field of sunscreen skin care products, and particularly discloses a method for coating mica with titanium dioxide. The method comprises the following steps: adding 60-70 parts by weight of mica into 1000-1200 parts by weight of water, stirring to form a suspension, adding 30-40 parts by weight of titanium dioxide into the suspension, and stirring to obtain a mixed solution; dropwise adding a diluted hydrochloric acid solution into the mixed solution, and adjusting the pH value of the mixed solution to 2-2.5; raising the temperature of the mixed solution to 45-80 DEG C, and carrying out reflux reaction for 2 hours; after the reaction is completed, cooling the mixed solution to room temperature, filtering and washing until the pH is 5-7; and putting the washed product into a drying oven for drying to obtain the mica coated with titanium dioxide on the surface. The method for coating the mica with the titanium dioxide can be used for sun-resistant skin care products for children, and has the advantages of being good in sun-resistant effect, mild and safe.

The sunscreen gel with transparent appearance and waterproof and film-forming functions comprises a water-phase component and an oil-phase component, and the water-phase component comprises a humectant, polyol, a water-soluble skin conditioner, a water-soluble sunscreen agent, a water-soluble film-forming agent, a neutralizer, a preservative and deionized water; the oil phase comprises an emollient, an oil-soluble film-forming agent, an oil-soluble sun-screening agent, an emulsifier, an oil-soluble skin conditioner and essence. The preparation method comprises the following steps: step 1, stirring and heating the deionized water, adding the humectant, the polyol, the water-soluble skin conditioner, the water-soluble sun-screening agent and the water-soluble film-forming agent, dispersing and dissolving, and cooling; step 2, mixing a neutralizer and a preservative to obtain a mixture A; step 3, stirring an emollient, an emulsifier, an oil-soluble sun-screening agent, an oil-soluble film-forming agent and an oil-soluble skin conditioner to prepare a mixture B; and 4, starting stirring, pumping the mixture A into the mixture B, homogenizing, and discharging. The transparent sunscreen coating disclosed by the invention has good transparency and a relatively good sunscreen effect.

The invention belongs to the technical field of cosmetics, and particularly relates to a cosmetic composition. More specifically, the present invention relates to a composition which increases a makeup-holding effect and simultaneously has a sunscreen effect. The invention provides a composition. The composition is prepared from pentaerythritol tetraisostearate, C12-15 alcohol benzoate and titanium dioxide subjected to surface organic treatment. According to the composition disclosed by the invention, the sunscreen effect is improved by adding the specially-made titanium dioxide, meanwhile, the defect of poor makeup holding effect of the specially-made titanium dioxide is improved by virtue of the synergistic effect of all the components, and finally, the composition capable of increasing the makeup holding effect and giving consideration to a good sunscreen effect is obtained.

The invention provides a composite sun-screening agent based on an encapsulation technology as well as a preparation method and application of the composite sun-screening agent. The preparation method of the composite sun-screening agent comprises the following steps: fully dispersing hydroxyapatite nanoparticles in an alkaline solvent, adding a dopamine monomer, and carrying out oxidative polymerization reaction, centrifugal washing and drying to obtain HAP-PDA composite nanoparticles; and fully dispersing the HAP-PDA composite nanoparticles in a solvent, adding a mixed solution of a chemical sun-screening agent and an antioxidant and a surfactant, and performing encapsulation reaction and centrifugation to obtain the product. According to the invention, a polydopamine and hydroxyapatite composite encapsulation technology is innovatively adopted, so that the stability and biocompatibility of the sun-screening agent and the antioxidant are remarkably improved, the sun-screening effect is enhanced, and the product is endowed with a lasting sun-screening effect and excellent oxidation resistance. According to the invention, the limitation of a traditional sunscreen product is broken through, and safer, more efficient and more comfortable sunscreen experience can be provided for consumers.

The invention provides a composition with full-wave-band invisible light-blocking and sun-screening effects and application thereof. The composition comprises zinc oxide, lactobacillus / soybean milk fermentation product filtrate, a sun-screening auxiliary agent and a dispersing agent, the sun-screening auxiliary agent comprises silica, sodium calcium aluminum silicate, a vinyl polydimethylsiloxane / polymethylsiloxane silsesquioxane cross-linked polymer, polymethyl methacrylate, a silane coupling agent, a silane coupling agent and a solvent. The silicone rubber is any one or a combination of at least two of diphenyl polydimethylsiloxane / vinyl diphenyl polydimethylsiloxane / silsesquioxane cross-linked polymer or polymethyl silsesquioxane; the dispersing agent is prepared from any one or a combination of at least two of polyhydroxystearic acid, cholesteryl hydroxystearate, dimeric pentaerythritol pentaisostearate, ethylhexyl hydroxystearate or dimeric pentaerythritol tri-polyhydroxystearate. The composition can increase the full-wave-band sunscreen performance, avoid skin sunburn, sunburn and sunburn red, and enhance the skin barrier.

The invention provides a sun-screening agent inclusion as well as a preparation method and application thereof, and belongs to the technical field of cosmetics. The sun-screening agent inclusion is prepared from the following components in parts by weight: 25 to 55 parts of sun-screening agent, 3 to 12 parts of film-forming agent, 5 to 50 parts of polyhydric alcohol, 0.01 to 1.5 parts of thickening agent, 0.05 to 1 part of preservative and 0.01 to 1.5 parts of neutralizing agent, wherein the film-forming agent is ethylene / acrylic acid copolymer and polyquaternium. The sun-screening agent is wrapped by the film-forming agent consisting of the ethylene / acrylic acid copolymer and the polyquaternium and the polyhydric alcohol to form an alcohol-in-oil structure, so that the irritation of the sun-screening product is reduced, and the sun-screening effect and the waterproof effect of the sun-screening product are improved.

The present application relates to a kind of photo-crosslinkable polymer with anti-UV effect, its preparation method and application, with the anti-UV effect of small molecule compound is connected to the hydrophilic natural polymer skeleton by chemical bond connection mode, while introducing photo-crosslinkable (methyl) acryl, prepare the photo-crosslinkable polymer with anti-UV effect, its solution is irradiated after specific wavelength light, under the action of photoinitiator, (methyl) acryl is initiated crosslinking polymerization, form the water gel that does not flow, form physical barrier in contact site, block external ultraviolet radiation or pollution.Anti-UV small molecule is connected by chemical bond in crosslinking network, play out sunscreen effect, while, the mechanical strength of gel network can resist water impact and the penetration of sweat, so that the sunscreen water gel of the present application is in extension sunscreen molecule's retention time, also reduce the security risk of small molecule sunscreen agent penetration into skin.

The present application relates to the field of cosmetics, and relates to a cosmetic with whitening and sunscreen functions and a preparation method thereof. Calculated by mass percentage, the whitening and sunscreen composition comprises: 0.5% to 5% melanin, 0.1% to 0.5% allantoin, 0.1% to 1% ferulic acid, 0.01% to 0.05% astaxanthin, 0.1% to 0.5% orotic acid; the remainder is water. Chemical sunscreens and physical sunscreens are compounded so that both the internal and external phases of the cosmetic contain sunscreens, which can avoid sunscreen voids to the greatest extent. By compounding melanin, allantoin, ferulic acid, astaxanthin, and orotic acid in a specific ratio and compounding them in the above-mentioned cosmetic formula, the ability of the cosmetic to absorb ultraviolet rays, accelerate wound healing, effectively scavenge free radicals, inhibit inflammatory factors, promote skin renewal, and combine pathways to further improve the product's sunscreen effect.

The invention discloses a sunscreen lipstick, which is prepared from the following components in percentage by mass: 0.5 to 3 percent of antioxidant hydroponic oil, 0.5 to 3 percent of soothing and repairing hydroponic oil, 1 to 30 percent of water, 5 to 10 percent of tris (octyldodecanol) citrate, 5 to 10 percent of synthetic wax, 5 to 10 percent of octocrylene, 5 to 10 percent of bis-diglycerol polyacyl adipate, 5 to 10 percent of homosalate, 5 to 10 percent of ethylhexyl stearate, 5 to 10 percent of ethylhexyl salicylate, 1 to 5 percent of glycerol and 1 to 5 percent of 1, 3-propylene glycol. The cleaning agent is prepared from the following components in percentage by weight: 1 to 5 percent of isooctyl palmitate, 1 to 10 percent of caprylic / capric triglyceride, 1 to 5 percent of butyl methoxy dibenzoylmethane, 1 to 5 percent of shea butter, 0.1 to 5 percent of sodium chloride, 0.1 to 5 percent of hexanediol and 0.1 to 5 percent of p-hydroxyacetophenone. Under the synergistic effect of the antioxidant hydroponic oil and the soothing and repairing hydroponic oil, the SPF value of the lipstick reaches 50 or above, and a very good sunscreen effect is achieved.

The utility model belongs to the technical field of 3D printing, and particularly relates to a 3D printing waterproof sunscreen mask. The utility model discloses a 3D printing waterproof and sunscreen mask which mainly comprises an elastic structural surface and a lattice structural surface. The lattice structure surface is arranged on the elastic structure surface; a plurality of air channels are arranged in the lattice structure surface; the lattice structure surface can fit the human body surface. The 3D printing waterproof and sunscreen mask fits the facial contour of a user, has good air permeability, is comfortable to wear, and also has waterproof and sunscreen effects.

The invention relates to the field of cosmetics for skin, in particular to soothing, makeup-holding and sun-screening makeup base cream and a preparation method of the soothing, makeup-holding and sun-screening makeup base cream. The sun screen is prepared from the following raw materials: butanediol, isododecane, polydimethylsiloxane, ethylhexyl salicylate, phenyl benzimidazole sulfonic acid, butyl octanol salicylate, diisopropyl sebacate, diisopropyl adipate, a vinyl polydimethylsiloxane / polymethylsilane silsesquioxane cross-linked polymer, ethylhexyl triazinone and p-hydroxyacetophenone, and the sun screen is prepared from the following raw materials: ethylene glycol, isododecane, butyl octanol salicylate, phenyl benzimidazole sulfonic acid, butyl octanol salicylate, diisopropyl sebacate, diisopropyl adipate, vinyl polydimethylsiloxane and polymethylsilane silsesquioxane. The traditional Chinese medicine composition is prepared from the following raw materials: disteardimonium hectorite, aluminum hydroxide, kava pepper leaf / root / stem extract, radix gentianae extract and water. The make-up base prepared by the invention has good soothing, makeup-holding and sunscreen effects, has excellent free radical resisting and moisturizing effects, is easy to smear, and improves the skin glossiness to a certain extent.

The utility model discloses a sun -proof durable polyester grey cloth relates to textile fabric technical field, and its technical scheme main points are: including surface layer and inner layer, the end surface of surface layer is away from the inner layer and is provided with a plurality of sunshade parts, the sunshade part includes a plurality of sunshade strips, a plurality of perforation no.

The present application relates to the technical field of luggage, in particular to a roof luggage. The roof luggage comprises a bearing plate, a rotating assembly, a box body and a sunshade assembly. The rotating assembly comprises a bottom shell, a rotating table and a connecting plate. The bottom shell is fixedly installed on the bearing plate. The rotating table is rotationally connected with the bottom shell. The side surface of the rotating table is formed with a driving assembly for driving the rotating table to rotate by a preset angle relative to the bottom shell. The connecting plate is connected to the top of the rotating table. The box body is installed on the side of the connecting plate away from the rotating table. The long side of the box body is formed with a sunshade hole. The extending end of the sunshade assembly extends out of or is retracted into the sunshade hole along a predetermined direction. The predetermined direction is perpendicular to the length direction of the sunshade hole. The width of the extending end of the sunshade assembly is greater than the short side width of the box body. The present application can effectively increase the sun protection area of the roof, improve the sun protection effect of the roof of the automobile, avoid the high temperature in the car caused by the sun exposure, and improve the riding comfort of the user.

The invention relates to a photo-crosslinkable polymer with an anti-ultraviolet effect and a preparation method and application of the photo-crosslinkable polymer with the anti-ultraviolet effect, a small molecule compound with the anti-ultraviolet effect is connected to a hydrophilic natural polymer skeleton in a chemical bonding mode, and meanwhile photo-crosslinkable (methyl) acryloyl is introduced to prepare the photo-crosslinkable polymer with the anti-ultraviolet effect. A photocrosslinkable polymer with an anti-ultraviolet effect is prepared by using a photoinitiator as a crosslinking agent, and after a solution of the photocrosslinkable polymer is irradiated by light with a specific wavelength, a crosslinking polymerization reaction of (methyl) acryloyl is initiated under the action of the photoinitiator to form a non-flowing hydrogel, and a physical barrier is formed at a contact part to block external ultraviolet irradiation or pollution. The anti-ultraviolet small molecules are connected to the cross-linked network through chemical bonds, so that the sunscreen effect is exerted, and meanwhile, the mechanical strength of the gel network can resist the impact of flowing water and the permeation of sweat, so that the sunscreen hydrogel prolongs the residence time of the sunscreen molecules, and has a good sunscreen effect. And the safety risk caused by penetration of the small molecular sun-screening agent into the skin is also reduced.