1122 results about "Sun protection" patented technology

The utility model discloses a multifunctional warp-knitted ice-feeling heat-shielding sunscreen fabric which comprises first yarn and second yarn, the first yarn is full-dull special-shaped section chinlon filaments with the specification of FDY45Dtex / 48F, and the second yarn is high-temperature-resistant spandex filaments with the specification of 40dTEX. The first yarns and the second yarns are separately perforated for weaving, so that the first yarns cover the second yarns, namely, the first yarns are exposed on the inner side, and as the first yarns adopt the chinlon filaments with cool feeling, when the fabric body is in contact with the skin of a human body, the first yarns are in contact with the skin of the human body; the first yarns with larger areas are in contact with the skin of a human body, so that a better cool feeling is kept; moreover, the first yarns and the second yarns are thin, so that the fabric body is thin, and the air permeability is good; moreover, due to the fact that the first yarn and the second yarn are woven in a high-density mode, the density of the fabric body is high, ultraviolet rays are not prone to penetrating through the fabric body, and the sunscreen effect is achieved.

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 provides sunscreen cream as well as preparation and application thereof. According to the sunscreen cream, by specifically selecting the types and matching of the solid sunscreen agent, the liquid sunscreen agent, the liquid emollient, the oil phase thickener and the viscosity modifier and supplementing other components, the obtained sunscreen cream not only has higher SPF value and stability, but also can ensure better sensory experiences such as uniform smearing and fresh and non-sticky skin feeling, and has a good application prospect. Therefore, the sunscreen effect can be better exerted. Besides, compared with other solid sun-screening agents, liquid sun-screening agents, liquid emollients, oil-phase thickeners and viscosity modifiers, the sunscreen cream provided by the invention can simultaneously have higher SPF (specific pathogen factor) value, better stability and better sensory experience, and can better exert the sunscreen effect.

A portable beverage-holding chair device is provided. The device is comprised of a frame capable of folding through at least one pivot pin. The frame supports a chair body made of waterproof, UV-resistant fabric designed to accommodate the user's lower and upper body. The chair includes arms with integrated circular cup pockets for large-size beverages and rectangular device pockets for storing smart devices. Additional pockets made of mesh or waterproof materials and secured by various fasteners are included for storage. A shade canopy, attachable to the frame with fasteners, provides sun protection, while a bag with closing fasteners and straps enables storage and transport of the chair, with optional wheels for rolling.

The invention relates to a system for constructing an insert element comprising the following components: - one or more cutting elements designed to cut at least four frame elements from them and to use the at least four frame elements (2, 3) to replicate the shape of the rectangular door or rectangular window and to adapt the insert element to the dimensions of the door or window in this way; four corner elements, wherein the frame elements can be connected to the corner elements to form a rectangular frame; - at least one protective tarpaulin, the protective tarpaulin is designed to span the area limited by the frame; - at least one fastening strap with at least one adhesive element, wherein the protective cover can be attached to the frame using at least one fastening strap in such a way that the fastening strap wraps around the frame in such a way that it forms two tabs projecting from the frame which fix the protective cover with the adhesive element. The insert element can be an insect screen, pollen screen or sun protection element.

The present invention relates to a composition capable of improving the sunscreen performance of a sunscreen, and a preparation method and application thereof. The preparation method of the composition capable of improving the sunscreen performance of a sunscreen comprises the following steps: mixing and dissolving a metal ion salt and silk fibroin in water to obtain a silk fibroin metal ion complex solution; mixing the silk fibroin metal ion complex solution with hydroxyapatite to obtain a hydroxyapatite silk fibroin metal ion mixed solution; mixing the hydroxyapatite silk fibroin metal ion mixed solution with sericin to obtain the composition capable of improving the sunscreen performance of a sunscreen. The composition has excellent ultraviolet absorption performance, can be compatible with chemical sunscreens, improve the sunscreen performance of the sunscreen, and can avoid direct contact between the chemical sunscreen and the skin, thereby reducing the sensitization and skin irritation of the chemical sunscreen.

The invention relates to the technical field of cool fabric preparation, in particular to a waterproof and sun-proof twill tatting superfine cool fabric and a preparation process, the waterproof and sun-proof twill tatting superfine cool fabric is composed of a warp and weft twill tatting blank, a waterproof coating covering the blank, and a cool finishing agent sprayed and shaped on the surface of the waterproof coating; through coating of the waterproof agent and the cross-linking agent and special drying treatment, the fabric has excellent waterproof performance, and water permeation is effectively blocked; in the preparation process of the fabric, sun protection is provided through padding treatment, and the passing rate of ultraviolet rays is reduced; the twill tatting structure is combined with specific drying, baking and calendaring treatment, so that the structural stability and wear resistance of the fabric are enhanced, and the air permeability of the fabric is ensured while the waterproof effect of the fabric is not influenced; due to the use of the cool-feeling finishing agent and the fine shaping treatment, the soft and comfortable hand feeling of the fabric is ensured, and the fabric can have a good temperature adjusting effect.

The invention discloses a plant sweat-proof sunscreen repairing composition and application thereof, and belongs to the technical field of cosmetics. The plant sweat-proof and sun-proof repairing composition provided by the invention is prepared from the following components in parts by mass: 4 to 7 parts of sophora fruit extract, 0.1 to 0.5 part of holly leaf and Chinese ilex leaf extract, 0.7 to 0.8 part of roselle flower extract, 0.1 to 0.5 part of cortex fraxini extract and 0.01 to 0.05 part of potentilla chinensis extract. The plant sweat-proof and sun-proof repairing composition provided by the invention can effectively inhibit sweating on the basis of good ultraviolet resistance, does not block pores while inhibiting sweating, and is mild and non-irritant; meanwhile, the sunburn repairing capability is excellent, the shielding capability of the sunburn skin can be effectively recovered, and the red area generated by sunburn can be reduced.

The invention provides an assembly type foundation pit awning system and method, relates to the field of foundation pit construction protection, and aims to solve the problems that an existing foundation pit dustproof awning is difficult to open according to needs and the flexibility is poor when a foundation pit is protected, a retaining wall mechanism and an awning mechanism are adopted to form an awning module, and the retaining wall mechanism is arranged on the edge of a foundation pit to serve as a supporting structure of the awning mechanism; according to the sky curtain mechanism, the telescopic support is used for driving the multiple movable fan blades to act, the movable fan blades are unfolded or folded, the unfolded movable fan blades can completely or partially shield a foundation pit opening where the movable fan blades are located, the folded movable fan blades can return to one side to open a foundation pit, and the purposes of flexibly opening and protecting the foundation pit are achieved. And the field work requirements of dust prevention, sound insulation, sun protection, heat preservation, rain shielding, shading and the like of the foundation pit are met.

The present invention discloses a heat-insulating, sun-proof and self-cleaning multifunctional glass and a preparation method thereof, wherein the multifunctional glass comprises a modified glass substrate and a photochromic heat-insulating layer and a surface functional protective layer sequentially compounded on the surface of the modified glass substrate; the surface functional protective layer comprises a super-hydrophobic nanostructure layer and a self-cleaning functional layer sequentially arranged from the inside to the outside; the photochromic heat-insulating layer is a photothermal response layer with a gradient doping distribution of tungsten oxide nanoparticles, wherein the doping density of the tungsten oxide nanoparticles close to the side of the modified glass substrate is low, and the doping density of the tungsten oxide nanoparticles far from the side of the modified glass substrate is high; the super-hydrophobic nanostructure layer is mainly composed of fluorosilane-modified SiO2 nanoparticles; the self-cleaning functional layer is a TiO2 film deposited on the surface of the super-hydrophobic nanostructure layer by plasma enhanced chemical vapor deposition. Compared with the prior art, the glass of the present invention has multiple functions such as excellent heat insulation, sun protection and self-cleaning.

According to the sunscreen composition, the preparation method and the application, the sunscreen index can be increased. The sunscreen composition comprises the following components in percentage by mass: 0.001-65% of an oil-soluble sunscreen agent, 0.1-0.5% of a surfactant, 0.1-0.5% of an antioxidant, 0.1-0.5% of a preservative and the balance of water. The thickening agent is prepared from trihydroxy stearin and disteardimonium hectorite, the mass fraction of the thickening agent is 6 to 10 percent, the mass fraction of the trihydroxy stearin is 3 to 6 percent, and the mass fraction of the disteardimonium hectorite is not less than 1 percent; and oil.

The invention discloses a three-phase makeup fixing spray and a preparation method thereof. The three-phase makeup fixing spray comprises an emulsion layer located on the upper layer, a water layer located on the middle layer and a powder layer located on the bottom layer. The emulsion layer comprises acrylic acid (ester) / allyl methacrylate copolymer AMP salt, polyurethane-1, an emulsifier and an oil-soluble sun-screening agent, functional auxiliary materials and ethanol are dissolved in the water layer, the powder layer comprises oil absorption powder, and the mass of water in the three-phase make-up spray accounts for 60%-64% of that of the three-phase make-up spray; the emulsifying agent comprises bis (lauramide glutamine) lysine sodium and a component A, and the component A is selected from one or more of polyglycerol-10 myristate, inulin lauryl carbamate and inulin lauryl carbamate; the sun-screening agent is prepared from ethylhexyl salicylate and phenyl benzimidazole sulfonic acid. The three-phase makeup fixing spray provided by the invention has the three-dimensional integrated makeup fixing effect of oil control, makeup fixing and sun protection.

The invention provides a connector, a connector system and a photovoltaic system, and relates to the field of photovoltaic technology, the connector comprises a wiring terminal, a plurality of wiring pieces are arranged in the wiring terminal, each wiring piece is provided with a load end and a photovoltaic end, the load ends are configured to be used for connecting a plurality of core wires of a load end cable, and the photovoltaic ends are configured to be used for connecting a plurality of core wires of the load end cable. The photovoltaic terminal is configured to be electrically connected with the power converter directly or indirectly. In the connection process, the photovoltaic end can be directly inserted into a plug, a large amount of wire stripping treatment is not needed, connection is faster, the connector is smaller in size and lighter in weight, the self structure can achieve a high protection level more easily, the whole connector can be arranged below a photovoltaic panel, exposure is avoided, sun protection, dust prevention and water prevention are facilitated, and the connector is suitable for popularization and application. Especially in the scene of a household roof, the protection advantage of the connector is more obvious. In addition, the number of the wiring pieces is matched with the number of the core wires and is not limited by specifications, and the wiring efficiency and the adaptability to different scenes are improved.

The utility model relates to the technical field of sightseeing vehicles, and discloses a new energy sightseeing vehicle sunscreen structure which comprises a sightseeing vehicle body, supporting rods are fixedly connected to the periphery of the upper portion of the sightseeing vehicle body, a ceiling is fixedly connected to the upper portions of the supporting rods, a storage battery is fixedly connected to the right side of the lower portion of the ceiling, and a skylight opening is formed in the middle of the ceiling. Limiting plates are fixedly connected to the front side and the rear side of the upper portion of the ceiling, lower limiting grooves are formed in the lower portions of the opposite sides of the limiting plates, upper limiting grooves are formed in the upper portions of the opposite sides of the limiting plates, upper new energy plates are slidably connected into the upper limiting grooves, and sunshade assemblies are arranged on the lower portions of the upper new energy plates. According to the sunscreen structure of the new energy sightseeing vehicle, through cooperation of the lower new energy plate, the sliding grooves, the limiting blocks, the electric telescopic rods, the connecting plates and other structures, the sunscreen structure of the new energy sightseeing vehicle can collect and utilize solar energy while achieving sunscreen, and the energy consumption of the new energy sightseeing vehicle is reduced.

The invention discloses a summer high-temperature sun protection device for crops, and relates to the technical field of crop planting. Comprising a mounting frame, two guide rods are horizontally arranged in the mounting frame, the two ends of each guide rod are fixedly connected to the inner side wall of the mounting frame, the same sunshade mechanism is arranged on the two guide rods, and a folding and unfolding mechanism connected with the sunshade mechanism is arranged on the inner top wall of the mounting frame; four supporting mechanisms are arranged at the lower end of the mounting frame, the four supporting mechanisms are distributed in a rectangular structure, the supporting mechanisms are located at the corners of the lower end of the mounting frame, and a plurality of spraying mechanisms are arranged at the lower end of the mounting frame. When crops need to be shaded, the shading net is unfolded for shading, when the crops need to be irradiated by sunlight, the shading net is stored, use is convenient and fast, meanwhile, the requirement for crop spraying operation is met, the device is convenient to move, and then the device is convenient to transfer or transfer.

The invention discloses a sunscreen smearing detection method and device and a storage medium, and relates to the technical field of image processing, and the method comprises the steps: collecting UV images of the face of a user at at least two preset angles through an ultraviolet imaging device, inputting each UV image into a pre-training image segmentation model, and obtaining a pre-training image segmentation model; the method comprises the steps of generating a target image containing a reflective interference mark and a sunscreen substance mark, then determining an effective sunscreen area according to the reflective interference mark and the sunscreen substance mark in the target image, and then mapping the effective sunscreen area to a face reference coordinate system. Calculating the area proportion of the effective sunscreen area relative to the total area of the face, and finally generating a sunscreen smearing detection result based on the area proportion. According to the method, the target image is generated through the UV image and the pre-trained image segmentation model, the effective sunscreen area is determined in combination with the reflective interference mark and the sunscreen substance mark, and the sunscreen smearing effect is evaluated, so that the sunscreen smearing detection effect is improved.

The utility model relates to the technical field of high-strength fireproof anti-creeping nonmetal suspension wires, and discloses a high-strength wear-resistant sunscreen fireproof anti-creeping rustless nonmetal suspension wire. The non-metal suspension wire is of a multi-layer structure, wherein a wire core 1 is made of ultra-high molecular weight polyethylene or aramid fiber 1414; the first layer of fireproof wire skin 2 from the wire core 1 to the outside is formed by weaving aramid fiber 1414; the second layer of wear-resistant wire skin 3 from the wire core 1 to the outside is formed by weaving terylene; the third layer from the wire core 1 to the outside is a sunscreen waterproof layer 4, and the sunscreen waterproof layer 4 is made of one of polyethylene PE, thermoplastic polyurethane elastomer TPU or fireproof glue with strong ultraviolet resistance. The nonmetal suspension wire has the functions of high strength, wear resistance, sun protection, fire prevention, electric leakage prevention and rust resistance, and solves the problem that life safety of constructors and pedestrians is endangered due to rust and electric leakage of existing steel strands. The cable hanger can replace a steel strand and is used for hanging optical cables or electric cables.

Disclosed is a core-shell microcapsule comprising a core containing at least one active ingredient and a shell forming a wall surrounding the core and making up at least 20% by mass of the total mass of the microcapsule, said microcapsule being characterized in that the shell comprises at least one cross-linked polymer, the at least one cross-linked polymer is preferably obtained by interfacial polymerization. The size of the microcapsules is preferably less than 1 [mu] m. The active ingredient may be a sunscreen.

The invention discloses a preparation method of a silicon-titanium composite particle with a raspberry-shaped structure, which comprises the following steps: compounding nano-scale silicon dioxide and titanium dioxide according to a certain ratio, and carrying out spray granulation to obtain the silicon-titanium composite particle. After light rays are incident, the light rays are subjected to multiple scattering due to aggregation and stacking of the microparticles, and the particles with the raspberry-shaped structures have a soft focus effect due to reflection and transmission of the surfaces and the internal particles of the particles. The high-refractive-index titanium dioxide uniformly distributed in the particles can improve the light diffusion effect and improve the sunscreen performance of the particles at the same time. The method has the characteristics of simplicity and convenience in operation, easiness in obtaining raw materials, high biocompatibility and the like, and has a wide application prospect in the field of cosmetics.

The invention relates to the technical field of material performance testing, in particular to a method and a system for testing the sunscreen performance of a composite sunscreen thermal insulation material. According to a surface temperature field distribution image, a heat distribution disorder index and a heat distribution disorder variable coefficient of the surface of the material are analyzed, and an interface dynamic effect intensity factor of the material is quantified; the influence of thermal resistance and thermal expansion difference on heat conduction stability is accurately evaluated; meanwhile, based on spectral data of all wave bands and surface average temperature data, correlation characteristics of the ultraviolet absorption amount, the heat loss amount and the surface temperature rise rate are analyzed, a photothermal conversion efficiency index is established, the thermal stress accumulation process is tracked in combination with the temperature gradient and the thermal stress history, and performance deviation caused by the cross-scale dynamic effect is revealed; the relation between the dynamic effect and the thermal stress is further analyzed, a real-time compensation value is generated, a traditional static test result is corrected, and therefore system errors caused by photothermal conversion nonlinearity, interface thermal stress accumulation and multi-layer structure anisotropy are overcome.

The invention discloses an anti-ultraviolet portable high-elastic sunscreen clothing fabric and a preparation method thereof. The fabric is sequentially compounded with a skin-friendly layer, a high-elastic breathable layer, an anti-ultraviolet functional layer and a protective outer layer from inside to outside. The skin-friendly layer is formed by blending natural bamboo fibers and chitosan-containing regenerated cellulose antibacterial fibers according to the ratio of 7: 3, and it is ensured that the skin is comfortable and antibacterial; the high-elastic breathable layer is of a warp-knitted elastic mesh structure formed by blending 15-20 wt% of spandex and chinlon, and has both elasticity and breathability. According to the anti-ultraviolet function layer, 80-100 g / m < 2 > polyester fiber base cloth is coated with a coating containing nanometer titanium dioxide and zinc oxide (the total mass accounts for 8-12% of the polyurethane coating, and the mass ratio is 2: 1), and efficient and lasting sun protection is achieved. The protective outer layer is formed by compounding a polytetrafluoroethylene microporous membrane and a polyester fabric, so that the protective performance is improved. During preparation, each layer is precisely processed by adopting a specific process, such as ultrasonic dispersion of nanoparticles and hot-pressing compounding of a hot melt adhesive, and is finally laminated, compounded and molded. According to the scheme, the problems that a traditional sunscreen garment fabric is poor in breathability, not lasting in sunscreen, poor in skin-friendly performance and the like are solved.

The invention relates to the technical field of dimming films, in particular to a black dichroic dye composition, a PDLC (Polymer Dispersed Liquid Crystal) dimming film as well as a preparation method and application of the PDLC dimming film. Comprising a compound of formula D1, a compound of formula D2 and a compound of formula D3; formula D1; formula D2; formula D3; the black dichroic dye composition is a total anthraquinone black dye composition, the value a of the prepared dimming film is-5-5 and the value b of the prepared dimming film is-5-5 at 0V, and Eab is smaller than or equal to 2 at 0V and 48V, and compared with azo dichroic dye, the black dichroic dye composition has better heat insulation and sun protection performance and meets the use requirements in automobile panoramic skyscreens, skylight dimming glass and building glass.

The utility model discloses a vehicle front windshield shielding device, a sunshade device and a vehicle glass shielding device.The vehicle front windshield shielding device comprises a sunshade curtain, and the front end of the sunshade curtain can be installed on the front portion of a vehicle front windshield or the front portion of a vehicle bridge. The rear end of the sunshade curtain can be unfolded into a first unfolded state through the two adjustable connecting frames, the first shielding area covers a vehicle driving platform, and the inclination angle between the sunshade curtain in the first unfolded state and a front windshield of the vehicle can be adjusted by adjusting the length or angle of the telescopic rod. According to the vehicle front windshield shielding device, the sunshade device and the vehicle glass shielding device, sunlight can be shielded from irradiating into a vehicle from the vehicle front windshield in the vehicle driving process, so that sun protection of a vehicle console in the vehicle driving process is achieved, and safe driving is facilitated; in addition, the sunshade can adapt to drivers of different heights and meet the requirements of different sunshade ranges, and the practicability is very high.

The invention discloses a seam strength detection mechanism and method for sunscreen sports school uniform production, the seam strength detection mechanism comprises a workbench and an upper frame, the upper frame is fixedly connected to the upper top end of the workbench, and a driving mechanism is arranged at the position, located on one side of the upper frame, of the upper top end of the workbench. Then the two sets of limiting mechanisms synchronously rotate in different directions through the driving mechanism, at the moment, the to-be-detected object is pulled due to stress, the seam of the to-be-detected object is damaged along with continuous rotation, and after detection is completed, the downward pressing mechanism can be driven to work through the moving mechanism; the pressing mechanism and the auxiliary mechanism are used for driving the to-be-detected object to move downwards, so that the to-be-detected object can enter the collection box through the falling groove to complete collection work, detection and release of the to-be-detected object can be automatically completed through the mode, and a worker can conduct other detection on another to-be-detected object in the period of time.

The present disclosure relates to garments, namely collared sleeve undergarments with midsection cutoffs designed to improve attire by seamlessly blending sun protection, comfort, athletic performance, and style. A garment may include a distinctive midsection cutoff design, stopping short of the user's stomach region, while incorporating long sleeves and a collar around the neck opening. The collar can be configured as a golf or polo collar, such that any user with a T-shirt may comply with dress codes requiring a collared shirt. The present disclosure embodies a transformative approach to garments while offering a stylish and adaptable solution.

A sun shade visor attachment features three semi-transparent, or optically transparent sunshade material panels assembled as a single product. The panels are interconnected, allowing various configurations relative to each other and the existing car visor. The sun shade visor is designed to mount on existing vehicle visors without hindering operation thereof when in a closed position. In one embodiment, the panels can swing out, extend laterally, and / or pull down from the apparatus, providing versatile sun protection.

The invention provides panoramic glass and a vehicle, the panoramic glass comprises a glass substrate and a reflecting layer arranged on the glass substrate, the glass substrate has the width D1 in the first direction and the length D2 in the second direction, the ratio D2 / D1 of the length D2 to the width D1 is larger than or equal to 1, and the glass substrate is provided with a light-transmitting area and a sunshade area located above the light-transmitting area; the reflecting layer is arranged in the sunshade area, and the total solar transmittance TTS of the sunshade area is smaller than or equal to 35%. According to the panoramic glass, the reflecting layer is arranged on the glass substrate and is arranged in the sunshade area, so that the panoramic glass can bring a wider visual field to a driver, the reflecting layer reflects sunlight, the total solar transmittance TTS of the sunshade area is smaller than or equal to 35%, the utilization rate of a refrigerating device in a vehicle is reduced, more vehicle energy is used for driving, and the driving safety is improved. In addition, the reflecting layer can further achieve the sun-proof effect, eyes of a driver are prevented from being dazzling, and the driving safety is improved.

The utility model relates to the field of waterproof coiled materials, in particular to a waterproof coiled material with high structural strength. The waterproof coiled material with the high structural strength comprises a coiled material body, a plurality of protruding blocks are arranged at the top of the coiled material body, sunscreen cloth is arranged at the top of the coiled material body, a plurality of limiting grooves corresponding to the protruding blocks in position are formed in the bottom of the sunscreen cloth, and a winding rod is fixedly connected to one side of the sunscreen cloth. According to the waterproof coiled material with the high structural strength, the sunscreen cloth is clamped on the protruding blocks of the coiled material body through the limiting grooves, the sunscreen cloth can be temporarily fixed, the connecting tightness between the sunscreen cloth and the coiled material body is improved, the problem that traditional sunscreen cloth is prone to position deviation or folding due to external factors is solved, and the waterproof coiled material with the high structural strength is convenient to use. The problem that the sun protection effect of the waterproof coiled material is poor due to the fact that the sun protection effect of the waterproof coiled material is poor is solved, and when the sun protection cloth is folded, the sun protection cloth can be wound through the winding rod, so that the auxiliary performance of the sun protection cloth in the retracting process is improved.

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 discloses an inorganic nano ultraviolet absorbent as well as a rapid preparation method and application thereof, and solves the problems that a nano-scale inorganic sun-screening agent generates free radicals under ultraviolet rays and is time-consuming and expensive in production by using cerous phosphate nanorods as effective components. Firstly, nano-scale cerium phosphate has the advantages of strong sunscreen capability and good transparency, does not deposit into a thicker white layer on the skin surface, and has no defects of false white and pore blockage; and secondly, compared with the production process and cost of nano titanium dioxide and zinc oxide, the nano cerium phosphate can be obtained through a simple water phase stirring method, the consumed time is short, and the cost is low. The preparation method disclosed by the invention is relatively low in cost, simple and convenient to operate and short in time consumption, and the prepared ultraviolet absorbent is high in sunscreen capability and good in transparency and can be used as a sunscreen agent independently or in a component form.