175results about How to "Little color change" patented technology

Ink-jet recording material having a support material and pigment layers provided on the support material, and wherein the pigment layers comprise at least a lower layer containing barium sulphate and upper layer containing an aluminum oxide.

This invention is directed to the novel composition of matter trimetrexate ascorbate, to compositions comprising trimetrexate ascorbate, and to compositions comprising trimetrexate and ascorbic acid. These compositions are useful in the treatment of diseases in mammals such as, but not limited to, cancer, bacterial and protozoal infections, malaria, psoriasis, and rheumatoid arthritis. The invention is further related to methods of stabilizing trimetrexate to degradation caused by heat, light, oxygen, or water.

An ink set for forming a multilayer of the present invention includes a group of coloring ink compositions which include a yellow, a magenta, a cyan and a black ink composition, and a clear ink composition, wherein each of the coloring ink compositions contain a (component A) radical polymerizable compound, a (component B) radical polymerization initiator and a (component D) coloring agent, and the component A contains a (component A-1) N-vinyl compound and a (component A-2) specific ethylenic unsaturated compound (CTFA), the clear ink composition contains a (component A) radical polymerizable compound, a (component B) acylphosphine oxide-based photoinitiator and a (component C) surfactant, and the relation of 0.1≦(Y/X)<1 is satisfied when the content of the radical polymerization initiator in the clear ink composition is X, the content of the radical polymerization initiator in the magenta ink composition is Y.

A puncture indicating glove comprises a bilayer formed by an inner glove layer and an outer glove layer, the outer glove having an opacity in the range of 23-34%. The opacity of the over glove is controlled by the inclusion in the over glove of a fine particulate material, in particular selected from the group comprising titanium dioxide, silica, barite powder, barium sulphate, barium carbonate, calcium carbonate, gypsum, clay, talc, alumina white, basic magnesium carbonate, zinc oxide. The inner glove has a chroma range C* which is controlled to result in a glove that indicates optimally with transparent liquid and strongly coloured liquids such as blood. The inner glove has a chroma C* which is greater than 30, advantageously greater than 40, more preferably greater than 43, and in particular greater than 46.

An optical resin film is provided, in which a wavelength dispersion of a retardation in planar direction and a wavelength dispersion of a retardation in thickness direction are independently controlled, is provided and has at least an additive having a negative intrinsic birefringence.

The invention provides a liquid crystal polyester composition and a molded body formed by the same. The molded body has reduced color variation caused by thickness difference of positions, maintained mechanical strength, and high foaming resistant characteristic. The liquid crystal polyester comprises, by weight, 100 parts of liquid crystal polyester, from 0.01 to 5 parts of titanium oxide and/or mixed metal oxides, and from 0.01 to 3 parts of ultramarine. The mixed metal oxides include titanium oxide used as a main component and a compound which is used as an auxiliary component and which contains one or more than two metallic elements selected from a group including antimony, nickel, chromium, iron, zinc, molybdenum, and tungsten.

The invention belongs to engineering area in weaving industry in which said uviofast colored spinning thread is characterized in that it includes two or more than two varied colors cotton-dispersing fibres or uviofast polyester fibre, collated with uviofast. Coefficient UPF of plus material of textile, machined by purifying uviofast colored spinning thread, for guarding ultraviolet ray, can reach more than 30 after 10 times wash measuring and the coefficient UPF of polyester fibre can reach more than 50 after 30 times wash measuring. Uviofast colored spinning thread of the invention is widely applied in various clothes, sports suit, sportswear, tame and so on.

The invention relates to an encoding mark based on colors and structural features. Four template points and two encoding points with different colors are arranged on a substrate; coordinates of the template points are known; three of the template points are positioned on an X axis, a Y axis and an origin of a coordinate system respectively; the last template point is positioned at the center of the encoding mark; the two encoding points are positioned at any two encoding point positions of a group of encoding point positions in the encoding mark; coordinates of the encoding point positions are fixed and are numerically numbered in sequence; the template points and the encoding points are red, green, blue, white, red violet, yellow, and dark green; ground colors of the template points and the encoding points are black; and the template points and the encoding points are circular. The problems that the existing encoding marks are difficult to identify and the identification rate is low are solved.

The invention relates to antibacterial environment-friendly wallpaper which is characterized by comprising the following steps: (1) preparing a chitosan solution; (2) preparing a glucose solution; (3) adding the glucose solution into the chitosan solution, and heating to generate a maillard reaction; (4) adding wood pulp fibers and polyester fibers into the product obtained in the step (3), pulping by using a pulping machine so as to obtain mixed slurry; and (5) performing paper-making on the mixed slurry, squeezing, drying, and coiling, thereby obtaining environment-friendly wallpaper raw paper. The method is simple in process procedure and low in cost, and the prepared wallpaper is relatively good in antibacterial performance and good in hand feeling and softness.

The present invention discloses an antibacterial agent applied to silk fiber. The antibacterial agent comprise a copolymer represented by the general formula (I), wherein E1 represents hydrogen or chlorine; R2 represents cyano, carboxylic acid or sodium carboxylic; R3 represents cyano, carboxylic acid or sodium carboxylic; m and n refer to degrees of polymerization and m plus n is equal to 8-16. The present invention also discloses the application of the antibacterial agent to preparation of antibacterial silk fiber or products and also an antibacterial silk fabric processed with the antibacterial agent. The silk fabric processed with the antibacterial agent of the present invention has good fastness to washing as well as long antibacterial effect and is resistant to luster change or yellowing.

A wavelength converter is provided with a light-transmitting substrate and with a thin film that is formed on a surface of the light-transmitting substrate and that contains a phosphor. A sintered body that constitutes the light-transmitting substrate has an average particle size of 5-40 μm. The light-transmitting substrate contains at least 10-500 ppm by mass of MgO. The principal component of the phosphor is an α-sialon that is indicated by the general formula (Ca_α,Eu_β) (Si,Al)₁₂(O,N)₁₆ (provided that 1.5<α+β<2.2, 0<β<0.2, and O/N≦0.04).

A decorative sheet arranged on the outside or inside of buildings is composed of a compression-molded core made from one or more core layers. The core comprises cellulose fibers and/or wood fibers, bound to one another by a hot-curing resin. Each core layer is composed of wood fibers and/or of cellulose fibers having lengths from 0.3 to 30 mm, and is containing pigments or is without pigments. The pigments are uniformly distributed within the core layer, and their proportion by weight is from above 0 to 20% by weight of the mixture made from pigments and from wood fibers and/or cellulose fibers. The pigments are colorfast, and weathering of the wood fibers and/or cellulose fibers at the surfaces of the sheet causes the original coloration of the core surfaces to change so that, when dry, the core is covered by a gray-silver patina, but substantially regains its original coloration when wet.

The invention relates to a white, sealable, thermoformable, biaxially oriented and coextruded polyester film that comprises at least one base layer B and at least one sealable cover layer A, wherein at least the base layer B contains a polyester starting compound and a cycloolefin copolymer (COC). The polyester starting compound should contain an increased amount of diethylene glycol, polyethylene glycol or isophthtalic acid. The invention further relates to a method for producing the inventive polyester film and to the use thereof for thermoformed articles, especially on high-speed machines.

The invention discloses double-silver low-emissivity coated glass capable of being subjected to high-temperature heat treatment. The double-silver low-emissivity coated glass comprises a glass substrate, wherein twenty film layers are composited on a composite surface of the glass substrate from inside to outside sequentially and adjacently; the first film layer which is the innermost layer is an SiO2 layer, the second film layer is an Si3N4 layer, the third film layer is an AZO layer, the fourth film layer is an Ag layer, the fifth film layer is an NiCrOx layer, the sixth film layer is an Si3N4 layer, the seventh film layer is an AZO layer, the eighth film layer is an Ag layer, the ninth film layer is an NiCrOx layer, the tenth film layer is an Si3N4 layer and the eleventh layer which is the outermost film layer is a ZrNx layer. According to the provided double-silver low-emissivity coated glass capable of being subjected to high-temperature heat treatment, the color after heat treatment changes little, the transmittance is high, cracking of the film layers of the glass during high-temperature processing can be prevented, the integrity, uniformity and stability of the glass are kept, and the glass can be better applied to building curtain walls. The invention further provides a preparation method of the double-silver low-emissivity coated glass capable of being subjected to high-temperature heat treatment.

The invention discloses a composite material capable of bonding with metal and a preparation method thereof, and relates to the field of modified polybutylene terephthalate (PBT) or modified syndiotactic polystyrene (SPS) resin. The composite material is prepared according to the proportion of the following components, and the proportions of each component are as follows: polybutylene terephthalate/syndiotactic polystyrene 40~70; glass fiber 30~60; antioxidant 0.08 ~0.6; functional polyolefin 2~5; toughening agent 2~5; lubricant 0.1~0.5. Using injection molding method, the composite material is melted on the surface of the metal substrate with nano-holes, and injected into the nano-holes by injection molding pressure, so as to realize the integrated molding of metal and plastic. Because the present invention uses PBT or SPS with high crystallinity, after the composite material is integrated with the metal, it is not only firmly bonded to the metal, but also can withstand the subsequent strong acid and strong alkali treatment of the metal, the product color changes little, and the composite material Stable mechanical properties.

The invention relates to a polyamide composition as well as a preparation method and an application thereof. The invention provides a polyamide composition. The polyamide composition comprises the following components: 30-70 parts of polyamide; 30 to 70 parts of chopped glass fiber; 0.01 to 1 part of an antioxidant; 0.1 to 3 parts of an ultraviolet absorber; 0-3 parts of a hindered amine light stabilizer; 0-3 parts of a phosphite ester/salt anti-aging agent, and 0.1-10 parts of color powder; wherein the polyamide composition comprises at least one or two of the hindered amine light stabilizerand the phosphite ester/salt anti-aging agent. The polyamide composition disclosed by the invention can keep the initial color of the material under the dual effects of heating moisture absorption andultraviolet light, the color change is small, and the use experience of consumers on material appearance parts is improved.

The invention provides a weather-resistant PBT/AES alloy and a preparation method thereof. The PBT/AES alloy is prepared from PBT resin, AES resin, calcium carbonate, a silane coupling agent, a compatilizer and an anti-oxidant according to a weight ratio. According to the invention, the AES resin is used as a weather-resisting agent for the alloy, so weatherability of the PBT resin is improved; a calcium carbonate particle is added, so the flexural modulus of the PBT/AES alloy is increased, injection molding shrinkage of the PBT resin is reduced, and the PBT/AES alloy is allowed to be more adaptive to unfavorable environments like an outside ultraviolet ray environment, a wet environment, a raining environment, an illumination environment and an ozone environment.