54results about How to "Low UV transmittance" patented technology

The present invention provides a coating composition for substrates. The coating composition of the present invention generally includes a silicate binder and a plurality of photocatalytic particles. The silicate binder functions as a bonding agent to establish the coating on the substrate. A plurality of photocatalyst particles are dispersed throughout the silicate binder. The particles are included in an amount that provides sufficient distribution of the particles in the resulting coating. The incorporation of the present invention onto substrates prevents algal growth on building materials utilizing the coated substrates.

The invention discloses application of a carbon dot @ inorganic oxide to preparation of an anti-ultraviolet product. The anti-ultraviolet product may be any one selected from a group consisting of a fiber, a cosmetic, paint, printing ink, resin and rubber. The anti-ultraviolet product prepared from the carbon dot @ inorganic oxide has the advantages of no toxicity, capacity of absorbing UVA and UVB at the same time, low cost, no proneness to decomposition, good stability, etc.

A transparent base film and a transparent resin layer are provided. An ultraviolet absorbent is contained in at least either of the base film and the resin layer, and a transmittance of an ultraviolet ray with a wavelength of 380 nm is set at 60% or less. On a surface of the resin layer, numerous irregularities are provided, in which an total luminous transmittance is 85% or more, and a diffuse transmittance is 6% or more.

An ultraviolet / infrared absorbent low transmittance glass is formed of a base glass and colorants. The base glass contains 65 to 80 wt. % SiO2; 0 to 5 wt. % Al2O3; 0 to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is between 5 and 15 wt. %; 10 to 18 wt. % Na2O; 0 to 5 wt. % K2O wherein a total amount of Na2O and K2O is in a range of 10 and 20 wt. %; and 0 to 5 wt. % B2O3. The colorants contains more than 1.2 wt. % and not more than 1.5 wt. % total iron oxide (T-Fe2O3) expressed as Fe2O3; equal to or more than 0.003 wt. % and less than 0.015 wt. % CoO; 0.0009 to 0.005 wt. % Se; 0.0005 to 0.05 wt. % NiO; and 0 to 0.2 wt. % of TiO2, wherein FeO expressed as Fe2O3 is between 15 and 50 wt. % of T-Fe2O3. The ultraviolet / infrared absorbent low transmittance glass has a bronze or gray color shade, low visible light transmittance, low solar energy transmittance and low ultraviolet transmittance, so that it is useful for a privacy protecting glass in a rear window of a vehicle.

The ultraviolet / infrared absorbent low transmittance glass has a grayish, almost neutral color shade, low visible light transmittance, low total solar energy transmittance, and low ultraviolet transmittance, and is suitable for a rear window of a vehicle and capable of protecting privacy. The glass consists of base glass including: 65 to 80 wt. % SiO2; 0 to 5 wt. % Al2O3; 0 to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is 5 to 15 wt. %; 10 to 18 wt. % Na2O; 0 to 5 wt. % K2O wherein a total amount of Na2O and K2O is 10 to 20 wt. %; and 0 to 5 wt. % B2O3, and colorants including: 1.0 to 1.6 wt. % total iron oxide (T-Fe2O3) expressed as Fe2O3; more than 0.019 wt. % and equal to or less than 0.05 wt. % CoO; more than 0.0008 wt. % and equal to or less than 0.003 wt. % Se; and more than 0.05 wt. % and equal to or less than 0.1 wt. % NiO. The glass with any one of thicknesses between 1.8 mm and 5 mm has a visible light transmittance (YA) measured by the C.I.E. illuminant "A" in a range from 5 to 25%, a solar energy transmittance (TG) of 5 to 25%, and an ultraviolet transmittance (Tuv) specified by ISO of not greater than 15%.

A flat glass panel for use in applications requiring high visible and infrared transmittance (such as a solar panel) is made using lower cost batch materials containing iron oxide impurities. Iron oxide is known as an additive for decreasing infrared / visible transmittance of glass. Removal of iron oxide impurities from batch materials is very expensive. This invention uses common batch materials having iron oxide impurities to produce a glass with high transmittance by adding a clarifier comprised of 0.05 to 0.4 weight percent of manganese dioxide (MnO2). The optional addition of vanadium pentoxide (V2O5) enhances ultraviolet blocking of the glass for protecting coatings within a solar panel from ultraviolet-induced damage.

The invention discloses a composition comprising: a) one or more film-forming resins having at least one functional group capable of polymerizing; b) one or more film-forming resins capable of interacting with the film-forming resins; Reactive diluents for resin reactions; c) one or more silicon, titanium, zirconium, aluminum or metal-containing compounds that can improve the adhesion of the composition to glass; d) one or more compounds that can give the composition after curing an anti-abrasive filler; and e) one or more compounds reactive with the film-forming resin and containing at least one acidic moiety. The compositions of the present invention are used as glass frits for vehicle windows.

The invention discloses application of carbon dots in preparing an anti-ultraviolet product. The anti-ultraviolet product can be fiber, cosmetics, coating, printing ink or resin. The anti-ultraviolet product prepared from the carbon dots is remarkable in UVA (Ultraviolet A) and UVB (Ultraviolet B) absorption effect and low in production cost, and the obtained product has the advantages of safety (no toxicity), stability (difficulty in decomposition) and the like.

The invention provides a transparent based-membrane and transparent resin layer. At least one of based-membrane and resin layer contains UV absorbers, and the transmissivity of ultraviolet which wavelength is 380nm is set at 60% or less. The surface of resin layer is provides a great amount of irregular objects, the total transmissivity is 85% or more and the diffusion transmissivity is 6% or more.

The present invention provides a glass article using a glass composition including a base glass composition and colorants. The base glass composition includes, expressed in mass %: 65 to 80% of SiO2; 0 to 5% of Al2O3; 0 to 10% of MgO; 0 to 15% of CaO; 5 to 15% of MgO+CaO; 10 to 18% of Na2O; 0 to 5% of K2O; 10 to 20% of Na2O+K2O; and 0 to 5% of B2O3, and the colorants consist essentially of, expressed in mass %: 0.6% to 1.0% of T-Fe2O3; 0.026 to 0.8% of TiO2; 0 to 2.0% of CeO2; 0.01 to 0.03% of CoO; 0 to 0.0008% of Se; and 0.06 to 0.20% of NiO. The glass article has a grayish color tone, and has a visible light transmittance in a range of 15% to 40%, which is measured with the illuminant A at a thickness of 3.1 mm.

With the purpose of providing patches which do not cause photodecomposition of drugs even when exposed to the direct rays of the sun and which exhibit satisfactory drug effects and are excellent in physical properties and stability of pharmaceutical preparations, the invention provides a patch comprising a polyester substrate and a pressure-sensitive adhesive layer formed on one surface of the substrate and containing a nonsteroidal anti-inflammatory drug (NSAID) wherein the substrate contains a hydroxyphenylbenzotriazole derivative represented by the general formula (1): wherein R1 and R2 are each independently hydrogen or C1-8 alkyl; and X is halogen atom.

The ultraviolet / infrared absorbent low transmittance glass has a grayish green color shade, low visible light transmittance, low total solar energy transmittance, and low ultraviolet transmittance, and is suitable for a rear window of a vehicle and capable of protecting privacy. The glass consists of base glass including: 65 to 80 wt. % SiO2; 0 to 5 wt. % Al2O3; 0 to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is between 5 and 15 wt. %; 10 to 18 wt. % Na2O; 0 to 5 wt. % K2O wherein a total amount of Na2O and K2O is between 10 and 20 wt. %; and 0 to 5 wt. % B2O3, and colorants including: more than 0.95 wt. % and 1.2 wt. % total iron oxide (T-Fe2O3) expressed as Fe2O3; 0.001 to 0.0180 wt. % CoO; 0.0001 to 0.0008 wt. % Se; and 0.003 to 0.2 wt. % NiO.

The ultraviolet / infrared absorbent low transmittance glass has a grayish, almost neutral color shade, low visible light transmittance, low total solar energy transmittance, and low ultraviolet transmittance, and is suitable for a rear window of a vehicle and capable of protecting privacy. The glass consists of base glass including: 65 to 80 wt. % SiO2; 0 to 5 wt. % Al2O3; 0 to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is 5 to 15 wt. %; 10 to 18 wt. % Na2O; 0 to 5 wt. % K2O wherein a total amount of Na2O and K2O is 10 to 20 wt. %; and 0 to 5 wt. % B2O3, and colorants including: 1.0 to 1.6 wt. % total iron oxide (T-Fe2O3) expressed as Fe2O3; more than 0.019 wt. % and equal to or less than 0.05 wt. % CoO; more than 0.0008 wt. % and equal to or less than 0.003 wt. % Se; and more than 0.05 wt. % and equal to or less than 0.1 wt. % NiO. The glass with any one of thicknesses between 1.8 mm and 5 mm has a visible light transmittance (YA) measured by the C.I.E. illuminant "A" in a range from 5 to 25%, a solar energy transmittance (TG) of 5 to 25%, and an ultraviolet transmittance (Tuv) specified by ISO of not greater than 15%.

The present invention provides a coating composition capable of forming a coating film that is applicable to a variety of industrial products, particularly automobile exterior panels, while exhibiting a high lightness and a low ultraviolet transmittance at a wavelength of 420 to 480 nm. The present invention relates to a coating composition comprising a chloride process titanium oxide pigment, a yellow iron oxide pigment, a carbon black pigment having a primary average particle size of 15 to 80 nm, and a resin composition, which is a vehicle-forming component.

A photomask plate with a film surface protective layer is characterized in that a protective layer forming solution is prepared by mixing a main constituent comprising a two-liquid cross-linked antifouling surface coating agent, prepared by combining a mixed resin of a fluororesin and an acrylic resin in a solvent mixture of n-butyl acetate, methyl ethyl ketone (MEK) and methyl isobutyl ketone (MIBK), with a cross-linking curing agent, prepared by mixing a polyisocyanate prepolymer and ethyl acetate, and a diluent comprising n-butyl acetate, methyl ethyl ketone (MEK) and cellosolve (ethylene glycol monoethyl ether) acetate. This protective layer forming solution is applied to a film surface of a photomask plate photosensitive emulsion layer produced by forming the film surface of the photosensitive emulsion layer (an emulsion photomask) on a substrate. The protective layer forming solution is then aged to form a film surface protective layer in a laminated manner. The resulting inexpensive and durable photomask is protected from being soiled or marked while having minimal reduction in ultraviolet light transmittance.

The invention provides an organic light emitting diode (OLED) package method and an OLED package structure. According to the OLED package method, an ultraviolet light absorption layer is arranged on asurface of an OLED device, on one hand, the ultraviolet light absorption layer has low ultraviolet light transmittance, ultraviolet light can be prevented from irradiating a thin film transistor (TFT) during the ultraviolet curing process of a package material and frame glue, and the influence of the ultraviolet light on the TFT is reduced or eliminated; and on the other hand, the ultraviolet light absorption layer has high visible light transmittance, and thus, the light-emitting strength of the OLED device cannot be reduced. The OLED package structure is fabricated by the method, the TFT has excellent electrical property, and the OLED device has relatively high light-emitting intensity.

To provide a heat-absorbing glass plate which satisfies both low solar transmittance and high visible light transmittance, presents a green color as transmitted light and contains a small number of coloring components. The heat-absorbing glass plate of the present invention has a solar transmittance of at most 42% calculated as 4 mm thickness, has a visible light transmittance (by illuminant A, 2° visual field) of at least 70% calculated as 4 mm thickness, and provides a transmitted light having a dominant wavelength of from 492 to 520 nm, and it is made of soda lime silica glass having substantially the following composition, as represented by mass % based on oxides. SiO2: 65 to 75%, Al2O3: more than 3% and at most 6%, MgO: at least 0% and less than 2%, CaO: 7 to 10%, total iron as calculated as Fe2O3: 0.45 to 0.65%, and TiO2: 0.2 to 0.8%, and contains substantially no member selected from the group consisting of CoO, Cr2O3, V2O5 and MnO, wherein the proportion of the mass of divalent FeO in the mass of total iron which is the amount of total iron as calculated as Fe2O3, is more than 42% and at most 60%.

A polyvinyl acetal film contains at least one plasticizer and 0.01-1.5% by weight of at least one UV absorber of Formula 1whereR1, R2, R3, R4, R5, R6, R7, R8 are H, halogen, C1-20 alkyl, hydroxyalkyl, or alkoxyalkyl, andR9, R10 are branched or unbranched C1-50 alkyl, hydroxyalkyl, or alkoxyalkyl groups. The films can be used as museum glazing, display window glazing, as motor vehicle glazing, aircraft glazing, in photovoltaic modules, in LED or OLED screens, televisions, computer screens, big screens, in electrochromic glass elements, photochromic glass elements, and photoelectrochromic glass elements.

Provided is a glass which contains, by mass %, the following components: 20 to 35% of SiO2 and B2O3 in total, 50 to 70% of La2O3, Gd2O3, Y2O3 and Yb2O3 in total, 37 to 69% of La2O3, 0 to 3% of Gd2O3, 3 to 30% of Y2O3, 0% or more but less than 2% of Yb2O3, 2 to 15% of ZrO2, 1 to 6% of TiO2, Nb2O5 and Ta2O5 in total, 0 to 4% of ZnO, and 0 to 2% of WO3, wherein a mass ratio ZnO / Nb2O5 is in a range of 0 to 1.0 but Nb2O5 is contained as an essential component, a refractive index nd is in a range of 1.790 to 1.830, and an Abbe's number vd is in a range of 45 to 48.

A lateral emitting optical fiber has a core material including a light transmitting resin capable of transmitting light entering from one end to the other end, and a clad material covering the periphery of the core material and having a lower refractive index than the core material, wherein the clad material includes a light transmitting resin and zinc oxide particles dispersed in the light transmitting resin.

The ultraviolet / infrared absorbent low transmittance glass has an almost neutral color such as greenish gray, low visible light transmittance, low total solar energy transmittance, and low ultraviolet transmittance, and is suitable for a rear window of a vehicle and capable of protecting privacy. The glass consists of base glass including: 65 to 80 wt. % SiO2; 0 to 5 wt. % Al2O3; 0 to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is between 5 and 15 wt. %; 10 to 18 wt. % Na2O; 0 to 5 wt. % K2O wherein a total amount of Na2O and K2O is between 10 and 20 wt. %; and 0 to 5 wt. % B2O3, and colorants including: 1.25 to 1.5 wt. % total iron oxide (T-Fe2O3) expressed as Fe2O3; 0.01 to 0.019 wt. % CoO; more than 0.0008 wt. % and equal to or less than 0.003 wt. % Se; and 0.055 to 0.1 wt. % NiO. The glass with a thickness between 2 and 5 mm has a visible light transmittance (YA) in a range from 10% to 25% using illuminant "A", a solar energy transmittance in a range from 5% to 20% and an ultraviolet transmittance (Tuv) of not more than 15%.

An ultraviolet / infrared absorbent low transmittance glass is formed of base glass containing 65 to 80 wt. % SiO2; 0 to 5 wt. % Al2O3; greater than 2.1 to less than or equal to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is 7 to 15 wt. %; 10 to 18 wt. % Na2O; 0 to 5 wt. % K2O wherein a total amount of Na2O and K2O is 10 to 20 wt. %; and 0 to 5 wt. % B2O3, and colorants including 1.25 to 2.2 wt. % total iron oxide (T-Fe2O3) expressed as Fe2O3; 0.001 to 0.018 wt. % CoO; 0 to 0.0004 wt. % Se; and 0.028 to 0.2 wt. % NiO, wherein the glass has a turquoise blue or deep green color.

The invention provides a novel antibacterial anti-radiation silver infiltrating solid fiber fabric and a preparation method thereof. The method comprises the following steps: (1), immersing fiber fabric into an antibacterial silver solution for 20 to 50 minutes, and drying; (2), immersing the fiber fabric into a washable finishing liquor for 30 to 60 minutes, and drying, so as to obtain the novelantibacterial anti-radiation silver infiltrating solid fiber fabric. The novel antibacterial anti-radiation silver infiltrating solid fiber fabric has the benefit of overcoming disadvantages that metal silver can be only distributed on the surface of fiber and fabric, is not washable, does not endure rubbing, oxidation and friction, and is unstable in electric conduction in the traditional technology. The novel antibacterial anti-radiation silver infiltrating solid fiber fabric can ensure that fabric and cloth are distributed at a silver state from the inner part to the outer part, and the formed metal silver is high in density, washable, rubbing resistant, oxidation resistant and friction resistant. The application fields of the fiber fabric is not limited to medical treatment, clothing,home textiles, national defense, aviation, automobiles, anti-static workwear, wrist straps, printers and air-conditioning filters.

The invention provides a sterile plastic bottle embryo, which comprises a bottle embryo opening, a bottle embryo neck, a bottle embryo body and a bottle embryo bottom. The sterile plastic bottle embryo is integrally formed through injection molding, and the purposes of saving materials, lowering the cost and preventing explosion can be achieved while airtightness of the bottle opening is ensured;antibacterial performance of the bottle embryo is high, the excellent antibacterial performance is achieved in both sunlight and shade, the antibacterial effect is lasting, stable and safe, and the application range is wide; meanwhile, the advantages of static electricity preventing, high temperature resistance, inflaming retarding, aging resistance, ultraviolet ray resistance and the like are also achieved, and the sterile plastic bottle embryo is suitable for being applied to the fields such as foods, drugs and cosmetic packages; and additionally, the bottle embryo is easy to degrade in thenatural environment and meets the requirement of environmental protection.

The invention discloses traditional Chinese medicine green beverage-removing sun cream, which is prepared from the following raw materials in parts by weight: 16 to 20 parts of traditional Chinese medicine compound extracts, 10 to 18 parts of emulsifying thickeners, 6 to 8 parts of excipients, 2 to 4 parts of plant spices, 6 to 8 parts of moisturizing additives, 2 to 4 parts of honey, 4 to 8 parts of aloe, 3 to 5 parts of perilla leaf extracts and 12 to 18 parts of deionized water. The sun cream has the sunscreen and sunburn treatment effects; the ultraviolet light transmittance is low; no irritation exists on the skin; meanwhile, good toxin elimination and nourishing functions are realized; the effects of effectively removing face beverage, reducing pores and reducing the expected skin vitality are achieved; meanwhile, the preparation raw materials are safe and non-toxic; the materials can be easily obtained; the production cost is lower; the process is simplified; high practical value and good application prospects are realized.

The invention provides ultraviolet ray and infrared ray shielding glass capable of being subsequently processed through special design. The ultraviolet ray and infrared ray shielding glass is characterized in that a plurality of thin films composed of a first oxide layer 101 / first infrared reflecting layer 102 / first blocking layer 103 / second oxide layer 104 / second infrared reflecting layer 105 / second blocking layer 106 / third oxide layer 107 / third infrared reflecting layer 108 / third blocking layer 109 / fourth oxide layer 110 / ultraviolet blocking layer 111 / protection layer 112 is sedimented on one surface of glass through the magnetron sputtering coating technology. The ultraviolet ray and infrared ray shielding glass has the advantages of being high in visible light transmittance and extremely low in ultraviolet and infrared light transmittance, and is stable in optical performance, resistant to heat and weather and capable of achieving remote subsequent tempering, hot bending, doubling and the like, and a very good choice is provided for high-grade building glass.

The invention provides preparation of a PVA / cassava starch / LAE / anthocyanin intelligent color-developing active composite membrane and application of the composite membrane in packaging bacteriostasis, and belongs to the technical field of food packaging materials. The cassava starch is gelatinized and then mixed with a PVA solution and glycerin, LAE accounting for 1-5% of the total mass and anthocyanin accounting for 5-50% of the total mass are added, the mixture is heated, stirred and mixed in a water bath environment, a membrane casting solution is obtained, and finally, tape casting is carried out on the membrane casting solution to obtain a finished product of the composite membrane. The composite membrane disclosed by the invention can better prevent ultraviolet rays and visible light from penetrating, and is beneficial to preventing food from being degraded and oxidized; the obtained composite membrane has relatively high water absorption rate and water vapor transmission rate, and has a relatively good fresh-keeping effect; and the composite membrane can present different colors under different pH value conditions, is safe in components and free of toxic and harmful effects, and can enable the freshness of packaged food to be intuitive.