10results about How to "Improves photoaging performance" patented technology

The invention relates to a wear-resistant and corrosion-resistant polyurethane film for the front edge of a wind power blade and a preparation method thereof, and belongs to the technical field of films. The dispersion and binding force of graphite-phase carbon nitride in a waterborne polyurethane emulsion are remarkably improved through ultrasonic-assisted solvent stripping, the dispersion and interfacial compatibility are further optimized by introducing carboxymethyl chitosan, and a composite film is formed on the surface of a matrix, so that corrosive ions are effectively shielded, the corrosion resistance is enhanced, and the service life is prolonged. The photocatalytic performance of the graphite-phase carbon nitride can also endow the film with self-cleaning and anti-photoaging capabilities. Besides, the carbon nanotubes and the silicon dioxide are compounded by adopting an in-situ hydrolysis technology, so that the interaction force between the carbon nanotubes and the silicon dioxide is remarkably enhanced, the overall performance of the composite filler is improved, the compatibility between the composite filler and polyurethane is enhanced by introducing a silane coupling agent, and the uniformity and stability of the membrane are ensured; the composite filler combines the impact resistance of the carbon nanotubes and the hardness and wear resistance of silicon dioxide, so that the film shows higher strength and durability under complex stress.

The invention discloses a corrosion-resistant industrial aluminum profile and a manufacturing method thereof, and belongs to the technical field of aluminum profile preparation. Corrosion-resistant paint is electrostatically sprayed on the surface of the aluminum profile, epoxy resin serves as a base body of the paint, the aluminum profile is separated from the external environment, and the corrosion resistance and the water resistance of the aluminum profile are improved; compared with common nano silicon dioxide, the prepared nano silicon dioxide has better compatibility with an epoxy resin matrix, the wear resistance of the coating can be improved, and curing of the coating can be promoted; the prepared auxiliary agent can obviously enhance the heat resistance, corrosion resistance, light aging resistance and water resistance of the coating to a certain degree, and the performance is long and stable; therefore, the prepared aluminum profile is excellent in corrosion resistance and water resistance, the coating sprayed on the surface of the aluminum profile is good in wear resistance, stable and efficient in corrosion resistance, heat resistance and light aging resistance, and the aluminum profile has important application value in the technical field of aluminum profile preparation.

The application discloses a kind of corrosion-resistant industrial aluminum profile and manufacturing method thereof, belong to aluminum profile preparation technical field.In the surface of aluminum profile, corrosion-resistant paint is electrostatically sprayed, paint is with epoxy resin as matrix, it is separated from aluminum profile and outside environment, improve the corrosion resistance and water resistance of aluminum profile;The compatibility of prepared nanometer silicon dioxide with epoxy resin matrix is better than that of ordinary nanometer silicon dioxide, can improve the wear resistance of paint, also can promote the curing of paint;Prepared auxiliary can significantly enhance the heat resistance, corrosion resistance, light aging resistance and certain degree of water resistance of paint, and long-term stable performance;Therefore, the aluminum profile prepared by the application has excellent corrosion resistance and water resistance, and the paint sprayed on the surface of the aluminum profile has good wear resistance, also has stable and efficient corrosion resistance, heat resistance and light aging resistance, and has important application value in the field of aluminum profile preparation technology.

The invention relates to a multi-layer coating structure with double reinforcement of an inlaying effect and an ultraviolet shielding effect, and belongs to the technical field of protective coatings. The invention discloses a multi-layer coating structure with double-reinforced embedding effect and ultraviolet shielding effect, which sequentially comprises a base material, a nano-particle modified UV curing primer layer, a magnetron sputtering metal layer and a nano-particle modified UV curing finish paint layer from bottom to top, and has the advantages of emission reduction, energy conservation, carbon reduction and the like, and the embedding effect and the ultraviolet shielding effect are enhanced through the embedding effect. The combination between the primer layer and the magnetron sputtering metal layer and the combination between the magnetron sputtering metal layer and the finish paint layer can be enhanced; through reflection and absorption of the nano-particles to ultraviolet rays, the ultraviolet ray shielding capability of the multi-layer coating structure is improved, and the ultraviolet ray absorption of the high polymer is reduced. The coating has the environment-friendly advantages of energy conservation, emission reduction and the like, the blank of the prior art in the field can be filled, and the light aging resistance of the coating is improved.

The application belongs to the field of cosmetics and specifically discloses a green beryl tea composition with antioxidant and anti-wrinkle effects, a cosmetic and a preparation method thereof.A green beryl tea extract composition with antioxidant and anti-wrinkle effects comprises the following components in parts by weight: green beryl tea extract 2.5-10 parts, aconitum leaf cowpea seed extract 0.75-3.5 parts, and palmitoyl tetrapeptide-7 0.005-0.1 part.In the application, the composition of the green beryl tea extract, the aconitum leaf cowpea seed extract and the palmitoyl tetrapeptide-7 can greatly improve the antioxidant capacity, anti-wrinkle capacity and anti-photoaging capacity of the skin.

The invention provides a 10KV overhead polypropylene insulated cable. The insulated cable structurally comprises a steel core, an aluminum stranded wire layer, an insulating layer and a protective layer from inside to outside. The aluminum stranded wire layer is made of 6061 aluminum alloy and surrounds the steel core through a rotary winding process, so that the cable is ensured to have good mechanical strength and conductivity. The insulating layer is mainly made of polypropylene-based resin, so that the electrical insulating property of the cable is enhanced, and the carbon black is used for improving the ultraviolet resistance. The protective layer is made of fluorinated rubber materials and has excellent waterproof and weather-proof characteristics. And an outer processing layer consisting of titanium dioxide and zinc oxide nanoparticles is coated between the insulating layer and the protective layer, so that additional ultraviolet resistance and durability protection are provided. The cable has highly reliable electrical and mechanical properties, and is suitable for high-voltage power transmission in an outdoor environment.

The utility model discloses a pure solid wood heating floor based on a surface anti-cracking enhanced modification process, which comprises a base plate (1), the surface of the base plate (1) is sequentially provided with a high-elasticity primer layer (2), a glass fabric layer (3) and an anti-wear finish paint layer (4) from bottom to top, and the anti-wear finish paint layer (4) fluctuates along with the surface of the glass fabric layer (3) after being coated. The high-elasticity primer layer (2) is used for buffering the glass fabric layer (3) through local deformation when the base plate (1) shrinks or rises, and the glass fabric layer (3) is prevented from wrinkling or layering along with deformation of the base plate (1). According to the utility model, the cloth cover effect of the floor surface can be improved, and the paint film strength, structural stability and service life of the floor are ensured.

This invention relates to the field of daily chemical product technology, specifically to an anti-wrinkle and firming composition, its preparation method, and its application. By weight, the anti-wrinkle and firming composition comprises the following components: 0.01-2 parts of snow lotus extract, 0.1-29.94 parts of Astragalus membranaceus root extract, 0.01-4.5 parts of lime peel extract, 0.1-3 parts of ginseng extract, 0.01-1 part of type heptadecanol, 0.1-10.5 parts of pro-Xylane, 0.4-2 parts of 1,2-pentanediol, 0.4-2 parts of 1,2-hexanediol, and 49.06-99.67 parts of deionized water. By optimizing the preparation process of each raw material in the composition, products containing this composition exhibit significantly improved anti-wrinkle and firming effects. The process is simple, suitable for large-scale industrial production, and meets consumers' demands for safe and effective skincare. This contributes to the transformation of the cosmetics industry towards plant-based raw materials and multi-target intervention for precise anti-aging.

The invention discloses a PVC / polyester composite material for a high-performance hose and a preparation method thereof. The composite material is prepared from the following components: 60-70 parts of PVC resin, 15-30 parts of polystyrene resin, 10-30 parts of filler, 5-15 parts of polyester plasticizer, 8-16 parts of composite modifier, 0.5-2 parts of lubricant, 1-2 parts of heat stabilizer and 0-1.5 parts of colorant. The addition of the composite modifier significantly improves the compatibility of PVC with other components and enhances the interface bonding force, so that the final material has excellent heat resistance, weather resistance and mechanical strength.

The invention provides a rare earth compound stabilizer for PVC (polyvinyl chloride) and a preparation method of the rare earth compound stabilizer. The rare earth compound stabilizer comprises the following components in parts by weight: 2-10 parts of triazine carboxylic acid rare earth salt, 1-5 parts of stearate and 1-5 parts of a functional additive, and the preparation method comprises the following steps: putting the triazine carboxylic acid rare earth salt, the stearate and the functional additive into a ball milling tank according to the parts by weight, adding absolute ethyl alcohol, mixing for 10-20 minutes at 200-500rpm, and performing post-treatment to obtain the rare earth compound stabilizer. The rare earth compound stabilizer effectively improves the mechanical property, the thermal stability and the light aging resistance of the PVC material, and the rare earth compound stabilizer is rich in raw material source, simple in preparation process and suitable for industrial large-scale production.