46results about How to "Effective through" patented technology

The invention discloses a wall decoration material with a formaldehyde decomposition function and a preparation method thereof. The wall decoration material is wallpaper or wall cloth and comprises base material and a decorative pattern layer; the decorative pattern layer is an ink layer or a foamed plastic layer; the wall decorative material further comprises micro-powder particles; the micro-powder particles are bonded and fixed on the decorative pattern layer; the mass of the micro-powder particles on each square meter of wall decorative material is 0.1-8g; the micro-powder particles comprise the following components in weight percentage: 1-50 percent of silica aerogel micro-powder particles and 50-99 percent of nanometer titania micro-powder particles. As most of the nanometer titania micro-powder particles are dispersed in the silica aerogel micro-powder particles, the contact area between air which is polluted by formaldehyde and the nanometer titania micro-powder particles on the wall decorative material surface is enlarged, thus, the nanometer titania micro-powder particles can be fully in contact with the formaldehyde to perform catalytic reaction, thereby playing the role of purifying the indoor air.

The invention discloses a building energy-saving glass. The building energy-saving glass comprises two glass sheets and a seal spacer positioned between the two glass sheets, a closed cavity is formed among the seal spacer and the glass sheets, transparent heat insulation SiO2 aerogel plates are filled in the closed cavity, a transparent SiO2 aerogel aqueous rubber is used to seal the transparent heat insulation SiO2 aerogel plates, and a butyl rubber is used to seal the seal spacer and the glass sheets. Convection heat loss and condensation phenomena caused by air transmission are greatly reduced, so compared with a hollow glass and a low-irradiation hollow glass in the prior art, the energy saving glass filled with the transparent heat insulation SiO2 aerogel plates has a high heat insulation performance and simultaneously has a high light transmission rate; and the energy saving glass has a heat insulation performance near to that of a vacuum glass, and has a substantially higher service life than the vacuum glass.

The invention relates to an aerogel honeycomb sandwich board. The aerogel honeycomb sandwich board is composed of an upper-layer panel (3), a lower-layer panel (3) and a middle aerogel honeycomb core body. The aerogel honeycomb sandwich board is resistant to fire and flames, achieves heat insulation, and is good in sound insulation performance, high in strength and resistant to compression; the aerogel honeycomb sandwich board is good in anti-impact performance, low in mass and environmentally friendly, and has good application prospects.

The invention relates to a large-scale preparation method of scale I-type collagen peptide applicable to cosmetics. The scales of marine fish or part of freshwater fish are adopted as a raw material; in pretreatment, an alkaline solution is adopted for fast degreasing, and an acid solution is adopted for fast decalcification; after that, a scale I-type collagen peptide solid obtained by the pretreatment is directly prepared into an I-type collagen peptide concentrated solution by a biological enzymolysis technology, and the extraction rate is higher than or equal to 97%; enzymatic hydrolysate is separated, purified and desalted at normal temperature by a continuous flow centrifugation collaborated membrane separation technology to obtain scale I-type collagen peptide liquid with the content of higher than or equal to 95%; finally, the scale I-type collagen peptide liquid is quickly dried by a spray drying technology to obtain scale I-type collagen peptide microspheres with a special hollow structure, and the scale I-type collagen peptide microspheres are quickly sterilized by an optical radiation technology, and are sealed and stored. According to the method provided by the invention, I-type collagen in the scales is almost completely turned into the I-type collagen peptide concentrated solution; the prepared scale I-type collagen peptide is of a microsphere shape, and the particle size is uniform and is mainly on a micron level of 1-10mu m.

The invention relates to agricultural polyvinyl chloride shed film exclusively used for the fruit trees, which can adjust the transmitted spectrum of the sunlight in the greenhouse, promote the photosynthesis of the fruit trees, and improve the fruit quality and output. Polyvinyl chloride resin is taken as the basal body of the agricultural polyvinyl chloride shed film exclusively used for the fruit trees, plasticizer, heat stabilizer, ultraviolet absorber, compound dripless agent, organosilicon antifogging agent, hindered amine light stabilizer and light conversion agent, etc. are added in the basal body, and then the agricultural polyvinyl chloride shed film exclusively used for the fruit trees is prepared through the production process steps of reducing and tentering, etc. The invention can overcome the deficiency that the polyvinyl chloride film is produced by utilizing the ultraviolet absorber as the light stabilizer, during the novel polyvinyl chloride function film production, a method that the hindered amine light stabilizer and the light conversion agent with reasonable compounding ratio are added is adopted, to ensure that the light transmittance of the film is improved in a certain wavelength range, to play the effect on promoting the fruit coloring of the fruit tree in the shed.

The invention discloses a difunctional deoxidier capable of quickly dehumidifying and a preparation method thereof. The deoxidier capable of quickly dehumidifying contains deoxidizing components and dehumidifying components which respectively account for the deoxidier capable of quickly dehumidifying in percentage by mass: 32 percent-47 percent of iron powder, 0.03 percent-1 percent of auxiliaries, 3 percent-7 percent of catalyst, 9 percent-18 percent of filler, 0.3 percent-0.5 percent of sulfuric acid, 7 percnet-10 percent of water, and 30 percent-38 percent of dehumidifying components. The preparation method comprises the following steps: after mixing the catalyst, the suxiliaries, the concentrated sulfuric acid and the water in proportion, quickly stirring evenly; adding the iron powder and stirring continuously, so that the iron powder is activated to form a primary battery with metal in the auxiliaries; adding the filler, and stirring evenly to obtain the deoxidizing components; and finally, after sealing the deoxidizing components, and putting the deoxidizing components and the dehumidifying components in a sealing body for sealing to obtain the deoxidier capable of quickly dehumidifying. The difunctional deoxidier capable of quickly dehumidifying is suitable to be widely used in food storage and goods storage in other fields; and the preparation method has simple process, obvious effect and low cost.

The invention relates to a transparent medical PVC material suitable for wide-wave shading and a preparation method thereof. The PVC material is composed of, by weight, 100 parts of suspension-method PVC resin, 50-75 parts of plasticizers DEHP and TOTM, 1.0-2.0 parts of a Ca / Zn thermal stabilizer, 8-12 parts of an auxiliary thermal stabilizer, 0.5-1.0 part of a lubricant and 0.01-0.05 parts of a shading agent. The shading wave length range of the PVC material is increased to 220-550 nm and the light transmittance reaches not less than 0%. The PVC material solves the problems of narrow shading range (220-450 nm) and low light transmittance (less than 30%) which exist in the shading medical PVC materials in the prior art, thereby satisfying the higher clinical application demands in a shading transfusion device.

The invention discloses a solar cell packaging film. The solar cell packaging film comprises a transparent support wear-resistant filtering layer and a gas barrier layer. The optical transmittance of the packaging film is 80%-95%. The transmittance of the packaging film over solar light with the wavelength of 380-1200 nm is 90%-95%, the transmittance over the solar light with the wavelength of 1400-2500 nm is 30%-80%, and the water vapor transmittance is 1*10<-4>-1*10<-1> g / m2*day. According to the invention, the solar cell packaging film is simple in structure and convenient to produce and machine; the surface density is low, installation and transportation are facilitated; the water air barrier property and the weather fastness are good, and the lifetime requirement of more than 25 years is met for a solar cell; in addition, the solar cell packaging film is also provided with a wear-resistant function and an optical filtering function, so that the practical power generation capability of a packaged cell assembly is further improved.

The invention discloses a pervaporation alcohol permselective membrane, which is an asymmetric membrane prepared from polyvinylidene fluoride and hexafluoropropylene by a phase inversion method. The invention also discloses the phase inversion preparation method of the pervaporation alcohol permselective membrane. The pervaporation alcohol permselective membrane prepared by using the method disclosed by the invention has the advantages of high flux, high separation performance, high membrane forming performance, high structural and performance stability, and the like, and is applicable to an ethanol separation system. The preparation method is simple in process, convenient for operation, high in efficiency, controllable in membrane structure and high in production repeatability.

The invention relates to the technical field of optical devices, and particularly provides a near-infrared optical filter, a preparation method thereof and optical filtering equipment. The near-infrared optical filter provided by the invention comprises a glass substrate and an optical filtering layer arranged on the surface of one side of the glass substrate, wherein the optical filtering layer comprises SiO2 film layers and SiH film layers which are alternately arranged in sequence, the SiO2 film layers are in contact with the glass substrate, a sum of the number of the SiO2 film layers andthe number of the SiH film layers ranges from 20 to 40, and the thickness of the optical filtering layer ranges from 3000 to 4500 nm. According to the near-infrared optical filter, the SiH film layersare high-refractive-index thin films, the SiO2 film layers are low-refractive-index thin films, and the optical filter layer obtained by alternately stacking the two thin films is used for preparingthe near-infrared optical filter, so that the near-infrared optical filter plays an effective optical filtering role. The preparation method of the near-infrared optical filter provided by the invention is simple to operate and low in cost, does not require special equipment and process conditions and is suitable for industrial and automatic production.

The invention discloses a heat-insulated building board. The heat-insulated building board comprises a base board (1), and a heat insulation layer (2) containing aerogel is attached to one surface or each of two surfaces of the base board (1). The heat-insulated building board is good in heat insulation effect, small in heat insulation layer thickness, attractive and durable and can be widely applied to the field of building materials.

The invention discloses a whitening composition and a preparation method thereof. The preparation method of the whitening composition, provided by the invention, comprises the following steps of (1) adding an oil phase into a water phase to obtain a mixture A; (2) adding 1-20 wt.% of a co-emulsifier into the mixture A prepared in the step (1) to obtain a mixture B; (3) shearing and emulsifying themixture B prepared in the step (2) to obtain a dispersion C; and (4) performing high-pressure homogenization or high-speed microjet on the dispersion C prepared in the step (3) to obtain the whitening composition. The wt.% refers to the percentage by mass of a certain component relative to all components in the whitening composition. The whitening composition has the advantages of better encapsulation efficiency, better melanin inhibition effect, better skin permeability and retentivity, and lower toxicity, and the components in the whitening composition have a synergistic effect.

The invention provides a patch type facial mask containing an astaxanthin inclusion compound and a preparation method of the patch type facial mask, and relates to the technical field of facial masks. The patch type facial mask is prepared from the essence containing the astaxanthin inclusion compound and the facial mask cloth, the formula of the essence of the facial mask is scientific and reasonable, various effective components are compounded, the astaxanthin is included by adopting cyclic oligosaccharide hydroxypropyl-beta-cyclodextrin with the outer part being hydrophilic and the inner part being a lipophilic inner cavity, and the astaxanthin forms a water-soluble inclusion compound, so that the astaxanthin is promoted to effectively penetrate through the skin without changing the skin structure, the skin permeability is increased, the bioavailability of the astaxanthin is improved, and a good anti-aging effect is achieved; the astaxanthin inclusion compound is compounded with a plurality of effective components through the hydroxypropyl-beta-cyclodextrin, so that a good whitening effect is achieved while multiple-effect anti-aging is achieved; and the facial mask cloth improves the fitness, air permeability and moisture permeability of the facial mask, so that the essence of the facial mask is fully absorbed by the skin, deep moisturizing is realized, and multi-effect skin renewing is realized.

The invention provides a heating and infrared anti-reflection type structural member as well as a machining method thereof. The structural member comprises the following layers of: a base material layer; a functional layer which covers the surface of the base material layer, is used for heating the structural member and can transmit infrared light, comprises a light-transmitting layer and a heating element fixedly connected to the surface of the light-transmitting layer, wherein the heating element is connected with a power supply after being led out of the light-transmitting layer through an anode pin and a cathode pin; an infrared anti-reflection layer which covers the inner surface of the functional layer and is used for anti-reflection of the infrared light, wherein the infrared anti-reflection layer is an AR anti-reflection film; and a waterproof layer which is used for preventing water for the functional layer and covers the inner surface of the infrared anti-reflection layer. The base material layer and the waterproof layer have infrared light permeability. According to the radome, a conductive heating function, demisting, deicing and other functions can be achieved; and meanwhile, the radome can transmit specific infrared wavelength functionally, and ensures reliable operation of a radar.

The invention relates to agricultural polyvinyl chloride shed film exclusively used for the fruit trees, which can adjust the transmitted spectrum of the sunlight in the greenhouse, promote the photosynthesis of the fruit trees, and improve the fruit quality and output. Polyvinyl chloride resin is taken as the basal body of the agricultural polyvinyl chloride shed film exclusively used for the fruit trees, plasticizer, heat stabilizer, ultraviolet absorber, compound dripless agent, organosilicon antifogging agent, hindered amine light stabilizer and light conversion agent, etc. are added in the basal body, and then the agricultural polyvinyl chloride shed film exclusively used for the fruit trees is prepared through the production process steps of reducing and tentering, etc. The invention can overcome the deficiency that the polyvinyl chloride film is produced by utilizing the ultraviolet absorber as the light stabilizer, during the novel polyvinyl chloride function film production, a method that the hindered amine light stabilizer and the light conversion agent with reasonable compounding ratio are added is adopted, to ensure that the light transmittance of the film is improved in a certain wavelength range, to play the effect on promoting the fruit coloring of the fruit tree in the shed.

The invention relates to an aerogel honeycomb core. The core structure is that the surface of the honeycomb core (2) is totally covered by an aerogel slice layer (1). The aerogel honeycomb core has the characteristics of fire protection and flame retardance, thermal insulation, heat preservation, water resistance, ventilation, sound insulation, light weight, high strength, good compression resistance and shock resistance, and environment friendliness, can be used as composite boards, and intermediate core layers of various shelter and building roof and wall materials, and has good application prospect.

The invention relates to a holographic brightening element and a half-reverse half-penetrating type LCD (liquid crystal display). The holographic brightening element comprises a holographical thin-film material layer, wherein the holographical thin-film material layer is a material layer with an optical diffraction property, which is formed in a way that a bundle of planar light and a bundle of scattered reflection light which have coherence enter from the two sides of a photopolymer thin-film material to carry out laser exposure and the light refractive index of the material is adjusted; and the half-reverse half-penetrating type LCD is provided with the holographical brightening element between a polarizing film and a reflection-type polaroid, and a filtering function of an optical holography element is utilized to effectively converge the illumination light entering a half-reverse half-penetrating type LCD display screen to an observation angular field of the display screen by the actions of diffraction and scattered reflection so as to further improve backlight efficiency and illumination light efficiency; and a filtering spectra of the holographical brightening element and a light source spectra of a backlight light guide LED are separated, the back lighting is free from the diffraction influence of the holographical brightening element, and the full transmission is achieved, thereby turning into a full-reverse full-penetrating type LCD.

The invention relates to a phenyl-modified PDMS separation membrane, a preparation method and its application in the separation of aromatic compounds, belonging to the technical field of separation membrane materials. The technical scheme of the present invention is to construct a high-speed permeation transmission channel for aromatic molecules by introducing a rigid spacer in the polysiloxane chain segment. The hindrance promotes the higher mobility of the remaining methyl groups, and at the same time, the larger phenyl group inhibits the cooperative movement between the polymer main chains, thereby inhibiting the entanglement between the chain segments, increasing freedom and lower transmission. The mass resistance allows the aromatic substances closer to the free volume of the polymer to be rapidly transported in the membrane.

The present invention relates to an equipment for detecting printed quality of fluorescence image of sheet material. Said equipment includes transmission device, lighting device, receiving device and information processing device. Said invention also provides the action of the above-mentioned every device and detection method by using said equipment.

The invention discloses a wall decoration material with a formaldehyde decomposition function and a preparation method thereof. The wall decoration material is wallpaper or wall cloth and comprises base material and a decorative pattern layer; the decorative pattern layer is an ink layer or a foamed plastic layer; the wall decorative material further comprises micro-powder particles; the micro-powder particles are bonded and fixed on the decorative pattern layer; the mass of the micro-powder particles on each square meter of wall decorative material is 0.1-8g; the micro-powder particles comprise the following components in weight percentage: 1-50 percent of silica aerogel micro-powder particles and 50-99 percent of nanometer titania micro-powder particles. As most of the nanometer titania micro-powder particles are dispersed in the silica aerogel micro-powder particles, the contact area between air which is polluted by formaldehyde and the nanometer titania micro-powder particles on the wall decorative material surface is enlarged, thus, the nanometer titania micro-powder particles can be fully in contact with the formaldehyde to perform catalytic reaction, thereby playing the role of purifying the indoor air.

The invention provides a photosensitive resin composition, a display partition wall structure manufactured from the photosensitive resin composition, and a display device including the display partition wall structure. The photosensitive resin composition for forming a partition wall is characterized by comprising (A) a colorant, (B) an alkali-soluble resin, (C) a polymerizable compound, (D) a photopolymerization initiator and (E) a solvent, the cured film produced from the photosensitive resin composition has a maximum transmittance of less than 10% at a wavelength of 450 nm to 470 nm and a minimum transmittance of 30% or more at a wavelength of 620 nm to 660 nm. The photosensitive resin composition of the present invention provides an effect of effectively blocking blue light while preventing the formation of a reverse taper in a thick film after the formation of a partition wall, thereby facilitating the manufacture of a partition wall having a conformal taper shape that facilitatesthe formation of the partition wall.

The invention relates to the technical field of medical instruments and especially relates to a urethral catheterization device for urologic surgical procedures. The urethral catheterization device comprises a urine storage bag; a clip is arranged on an outer wall of a urine draining pipe on the bottom end of the urine storage bag; a hanging ring is spliced on the top end of the urine storage bag.The urethral catheterization device for urologic surgical procedures utilizes a guide steel wire in a dredging device to easily penetrate a foley catheter through urethra and into bladder; a rubber head is connected with the left end of the guide steel wire, so that the inner wall of urethra will not be damaged; the foley catheter is capable of effectively passing by narrow and bent parts in urethra; a transparent catheter is wound on a coil spring of a rotating device; the coil spring can contract when a patient moves or accidently pulls the transparent catheter, so that the transparent catheter can be more easily and conveniently introduced, and pain and even injury of urethra of the patient can be avoided; urine, inner pressure, and the like, in bladder can be monitored in real time; the phenomenon of loosing and even falling of transparent catheter can be avoided; practicability is high.

The invention discloses a preparation method of a waterproof and moisture-permeable raincoat, wherein the preparation method comprises the following operation steps: (1) mixing methyl methacrylate, isobutyl methacrylate, ethyl dimethacrylate, an initiator, 2,3,3-trifluoroacrylic acid, deionized water and an emulsifier evenly, heating, and carrying out heat preservation, to prepare a polymerized emulsion; (2) adding dysprosium chloride and lutetium chloride to water, continuing to add sodium naphthenate, mixing and stirring evenly, heating to 65-70 DEG C, and after 2-3 h of heat preservation treatment, obtaining rare earth naphthenate; and (3) mixing the polymerized emulsion, dimethyl polysiloxane, a polyoxyethylene castor oil condensate and rare earth naphthenate evenly, preparing a raincoat coating, and then coating the surface of the woven raincoat with the raincoat coating, and carrying out drying treatment, to obtain the finished product. The prepared raincoat has the advantages ofgood softness, easy folding, excellent water resistance and moisture permeability, excellent oxidation resistance and long service life.

The invention provides a nano drug applicable to leaf spraying to prevent and treat citrus huanglongbing. The nano drug comprises the following preparation raw materials in parts by weight: 100-1000 parts of polyoxyethylene castor oil, 1-100 parts of Span 80, 90-1800 parts of ethyl acetate, 1-100 parts of Tween 80, 10-1000 parts of 0.1mg / ml-2.0mg / ml ampicillin and 1000-250000 parts of a de-ionized water solution containing Brij 35. A preparation method comprises the following steps: injecting an organic phase into a water phase; stirring to uniformly disperse all components of the organic phase into the water phase; stirring under ultrasonic wave so as to balance a system to form water-in-oil nano-emulsion; carrying out reduced pressure distillation to completely remove the organic solvents in the system; and dissolving a distilling mother solution into the de-ionized water solution containing Brij 35. According to the formula of the drug, the drug can relatively effectively penetrate through leaf surfaces so that huanglongbing pathogenic bacteria in the citruses can be effectively removed.

The invention relates to a phenyl-modified PDMS separation membrane, a preparation method and application of the phenyl-modified PDMS separation membrane in aromatic compound separation, and belongs to the technical field of separation membrane materials. According to the technical scheme, a rigid spacer is introduced into a polysiloxane chain segment to construct a high-speed permeation transmission channel of aromatic molecules, and under the action of phenyl, the chain spacing of the polymer is increased, so that the lower steric hindrance promotes the residual methyl to have higher motility, and meanwhile, the high-speed permeation transmission of aromatic molecules is realized. The larger phenyl group inhibits the synergistic movement between main chains of the polymer so as to inhibit the winding between chain segments, and the increased freedom and lower mass transfer resistance enable aromatic substances closer to the free volume of the polymer to be quickly transferred in the membrane.

The application provides a mid-wave infrared glass, which belongs to the field of inorganic materials. It is characterized in that it consists of the following components according to mass percentage: B 2 o 3 6~10%; GeO70~81%, Bi 2 o 3 2~6%, La 2 o 3 2~4%, BaO2~5%, Sb 2 o 3 0.5-4%. The mid-wave infrared glass provided by this application can make the transmission wavelength range of the glass wider. The mid-infrared transmission wavelength is stable from 0.4-6 μm. Transmission performance, but the material processing technology and the processing and cost of later optical products are far lower than sapphire. It is an excellent multi-spectral transmission infrared material with low production cost, good chemical stability, high temperature and high hardness. It is an ideal material for making large-size special-shaped infrared windows, fairings and infrared night vision lenses.