38results about How to "Little color impact" patented technology

The invention discloses a method for preparing superhydrophobic antibacterial fabric based on quaternary silica. The method comprises the following steps: firstly, an epoxypropyl dimethyl dodecyl ammonium chloride antibacterial compound is synthesized, then silica is modified, the antibacterial compound is grafted onto the surface of silica particles, and silica is endowed with antibacterial property; padding, is performed on the fabric with a mixed dispersion solution of an adhesive and antibacterial silica as a padding solution, then drying and baking are performed, so that the antibacterialsilica particles are fixed on the surface of the fabric, the fabric is endowed with antibacterial performance, and a rough surface required for obtaining superhydrophobicity is constructed; finally,the fabric is further treated with a fluorine-free water repellent, and the superhydrophobic property is obtained. The prepared fabric has excellent antibacterial performance and super hydrophobicity,multifunction of the fabric is achieved, and the preparation method is simple and convenient.

The invention provides a color-film substrate and a display device. The color-film substrate comprises a plurality of pixels distributed in an array mode, each pixel comprises three color photoresists with different colors, one pixel comprises three side-by-side color photoresist rows, the color photoresist rows on the two sides comprise color photoresists of two colors, and the color photoresists of two colors are distributed at intervals. According to the color-film substrate, in a pixel unit formed by four pixels, color photoresists of one color on the left side or the right side are always adjacent to the color photoresists of two colors, when the color-film substrate deviates leftwards and rightwards relative to an array substrate or a user observes a picture along an inclined visual angle, two colors will be added into sub pixels of one color, and the influence of overlaying of the two added colors and the original color of the sub pixels on the color, needing to be displayed, of the sub pixels is far smaller than the influence caused by adding one color, so that the cross-color problem caused by poor alignment of the color-film substrate and the array substrate is solved, and picture quality is improved.

The invention discloses a color-selectable nylon composite material for laser welding and a preparation method thereof. The color-selectable nylon composite material comprises the following raw materials in percentage by weight: a light-transmitting component comprising: 27-100% ofnylon, 0-20% of a light-transmitting additive, 0-50% of glass fiber, 0.1-1% of light-transmitting black powder, 0-1% of an antioxidant and 0-1% of a lubricant; a light absorption component comprising: 44-99.5% of nylon, 0-50% of glass fiber, 0.5%-2% of a laser absorbent, 0-2% of a toner, 0-1% of an antioxidant, 0-1%of lubricant. According to the requirements of laser welding on the performance of the nylon material, the laser penetration efficiency of the nylon material is improved by adding a light-transmittingadditive into the light-transmitting layer; by using the light-transmitting black powder, the natural color material can be used as a light-transmitting layer, and the black material can also be usedas a light-transmitting layer; the laser absorbent is introduced into the material of the light-absorbing layer, so that the color of the laser absorbent is transparent, the influence on the color ofthe material is small, and the absorption efficiency of the laser absorbent is relatively high.

The invention relates to a low-smoke halogen-free EPDM rubber composition and a preparation method, comprising the following components in parts by weight: 100 parts of EPDM rubber; 50-100 parts of an intumescent halogen-free flame retardant; 5 parts of a filler ~15 parts; 2 to 4 parts of vulcanization assistant; 1 to 3 parts of anti-aging agent. Compared with the prior art, the flame-retardant EPDM rubber prepared by the present invention has low smoke and no halogen, reaches the UL94 (1.6mm) V-0 level, and has good mechanical and mechanical properties. At the same time, the product is white and can be toned. The application of flame retardant rubber in automobiles, electronic appliances, construction and other fields.

The invention provides a glass fiber reinforced nylon composite material. The composite material is prepared from the following components in percentage by weight: 35-66.8 percent of nylon resin, 30-60 percent of chopped glass fibers, 2-15 percent of nano-phyllosilicate, 1-5 percent of compatilizer, 0.1-1 percent of a lubricating agent and 0.1-1 percent of antioxidant. According to the glass fiber reinforced nylon composite material, the nano-phyllosilicate filler and glass fibers are used for synergically reinforcing, advantages of a glass fiber reinforced nylon composite material are maintained, the strength and toughness of the composite material are further improved, the defects of poor size stability, poor surface and the like of the material caused by reinforcing adopting high glass fiber content can be overcome, and the color of the material is little influenced. Furthermore, the glass fiber reinforced nylon composite material has excellent mechanical performance and good fluidity, and can be applied to manufacture of machinery and automobile parts requiring high strength.

The invention relates to a 3D printing light-curing color-changing indicating resin and a 3D printing method. The light-curing color-changing indicating resin for 3D printing comprises the following components in parts by weight: 20-40 parts of oligomers; 10-20 parts of monomers; diluted 20-50 parts of the photoinitiator; 1-5 parts of the photoinitiator; 0.1-3 parts of the light indicator; wherein, the light indicator is a nitrogen-containing acrylate monomer, a nitrogen-containing compound, etc., which have a similar potential light indicating effect. A 3D printing method, using the above 3D printing photocurable color-changing indicator resin as a 3D printing photosensitive resin; the 3D printer light source is ultraviolet light with a wavelength of 280-420nm; the secondary curing light source is ultraviolet light with a wavelength of 280-420nm. In the present invention, by adding a "light indicator" into the photosensitive resin, the appearance of the material presents obvious differences before and after secondary curing, thereby effectively avoiding the problems of multiple curing and no secondary curing of the material.

The invention provides a nylon composite material. The nylon composite material is prepared from, by weight, 75.1-81.1% of nylon resin, 16-22% of a grafting elastomer, 1-3% of a modified inorganic filler, 0.1-1% of a lubricant and 0.1-1% of an antioxidant. According to the modified inorganic filler, an organic filler is adopted as a core layer, methyl acrylate is adopted as a shell layer, a functional monomer methacrylic acid is copoplymerized on the outmost layer, and an emulsion polymerization method is used for preparing the nylon composite material. According to the nylon composite material, the grafting elastomer and the modified inorganic filler are composited to form the reinforcing and toughening nylon material, inherent advantages of the nylon material are kept, the toughness of the nylon material is greatly improved, the defect that the toughness of the nylon material is poor is overcome, the influence on the color of the material is small, and the mechanical property of the product is better.

The application provides an obstacle handling method and a cleaning robot. Wherein, the cleaning robot includes a controller, an image acquisition device, a fuselage main body and a side sweep, and the side sweep extends beyond the edge of the fuselage main body; image; the controller is used to, according to the first image of the obstacle, identify the type of the obstacle; determine the obstacle handling method corresponding to the obstacle type, and the obstacle handling method includes whether the cleaning robot moves ahead according to the The direction continues to move forward, and when the cleaning robot changes its forward direction in front of the obstacle, the distance information between the main body of the fuselage and the side scan and the obstacle respectively; the controller is used to control the obstacle handling method corresponding to the type of obstacle Clean robot movement. The implementation of this application can improve the cleaning coverage for different obstacles and reduce the risk of cleaning.

The invention relates to a nylon composite material which comprises the following components in percentage by weight: 24.4-57.4% of nylon resin, 35-60% of chopped glass fiber, 5-15% of modified nano boehmite, 2-5% of compatilizer, 0.1-1% of lubricant and 0.1-1% of antioxidant. The glass-fiber-reinforced nylon composite material has the characteristic of high strength. The modified nano boehmite and glass fibers are used for synergic reinforcement, thereby maintaining the advantages of the glass-fiber-reinforced nylon composite material, enhancing the strength and toughness of the material, overcoming the defects of poor dimensional stability and surface defects of the material due to high glass fiber content and having small influence on the material color. The nylon composite material has the advantages of excellent mechanical properties and favorable flowability, and is applicable to manufacturing of machines and automobile parts in need of high strength.

The invention provides a color filter substrate and a display device, which include a plurality of pixels arranged in an array, each pixel includes three color photoresists with different colors, and a row of pixels includes three parallel rows of colored photoresists. Resist row, the color photoresist rows on both sides include two colors of color photoresist, and the two colors of color photoresist are arranged at intervals. In the above-mentioned color filter substrate, in a pixel unit composed of four pixels, the color photoresist of one color is adjacent to the color photoresist of two colors on the left side or the right side, when the color filter substrate is opposite to When the array substrate is shifted left and right and the picture is observed along an oblique viewing angle, a sub-pixel of one color will be inserted into the other two colors, and the two colors inserted in the series will be superimposed on the color of the sub-pixel itself to display the sub-pixel The influence of color is much smaller than that of a single color, which solves the problem of cross-color caused by poor alignment between the color filter substrate and the array substrate, and improves the picture quality.