19results about How to "Full color" patented technology

The invention relates to an ink-jet printing ink formula and a preparation method thereof, and belongs to the technical field of ink preparation. The carbon black color paste specifically comprises the following raw materials in parts by mass: 3 to 7 parts of carboxylated carbon black, 2 to 4 parts of modified protein, 1 to 3 parts of a dispersant, 0.1 to 0.3 part of 1-(3-dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride, 0.1 to 0.12 part of N-hydroxysuccinimide, 1 to 5 parts of a 2-morpholinoethanesulfonic acid buffer solution, 0.1 to 0.3 part of an auxiliary agent and 10 to 50 parts of a composite solvent. The polyethylene glycol modified ethanol clostridium protein is used in the components, and carboxylated carbon black and the dispersing agent are combined, so that the compatibility among the components in the system is improved, and good thermal stability and system stability are achieved while the particle size of the black ink is refined.

The invention provides trace coating dictionary paper and a preparation method thereof. The preparation method comprises the steps of pulping, pulp mixing, screening, wet paper sheet manufacturing, pre-drying, hard calendaring, coating, post-drying and soft roller calendaring finishing. Based on 100% of oven dry pulp, 0.2-0.4% of carboxymethyl starch is added in the pulping process to assist pulping; a coating used in the coating process is prepared from the following components in parts by weight: 70 to 90 parts of light calcium carbonate, 10 to 30 parts of rutile type titanium dioxide, 5 to 8 parts of styrene-acrylic latex, 15 to 20 parts of coating starch, 1.0 to 2.0 parts of carboxymethylcellulose, 0.3 to 0.5 part of a lubricating agent and 0.3 to 0.5 part of a water repellent agent. The opaqueness of the dictionary paper provided by the invention reaches 88%, the transverse folding endurance is more than 50 times, the printed pattern is clear, the color is full, and the dictionary paper is suitable for high-speed rotary printing and lithographic printing of most head books such as dictionaries, dictionary handbooks, reference books, classics and the like.

The invention belongs to the technical field of reactive dyes, and particularly provides a preparation method of a bright yellow reactive dye. The bright yellow reactive dye prepared by the method disclosed by the invention is a bisazo dye, the fixation rate is relatively high, the color of a dyed fabric is full, sulfonic groups are increased, and the dye solubility is good; the dye is high in solubility and improvement rate, good in leveling property, green and bright in color, good in light fastness and wet rubbing fastness, good in cleaning rate and suitable for dyeing various cellulosic fibers, the fixation rate reaches 65%, the dye belongs to environment-friendly and energy-saving dye, the product is suitable for dyeing various cellulosic fibers, the production process is simple, clean and environmentally friendly, spray drying is adopted after synthesis, the wastewater discharge amount is reduced, and the production cost is reduced. And the national energy conservation and emission reduction policy is met.

The utility model relates to the technical field of optical cables, and particularly discloses an optical cable surface layer uniform spraying device which comprises an equipment main body and an uncolored optical cable which is driven by rotation of a first motor to slide out of a pay-off reel, static electricity on the surface of the optical cable is eliminated and dust on the surface of the optical cable is cleaned through an electrostatic cleaner, and an isolation cover isolates the external environment. A pressurizing air pump pressurizes the interior of the connecting block, so that the interior of the connecting block is in a high-pressure state, a second motor rotates to drive a gear, and a spray head connected with the inner surface of a rotating ring is used for rotationally spraying and coloring the surface of the optical cable, so that the spraying uniformity is ensured; the end, close to the ultraviolet light curing oven, of the upper end of the equipment body is rotationally connected with a transition guide wheel, the surface of the optical cable is irradiated through the ultraviolet light curing oven so that the optical cable can be rapidly cured, the optical cable is transferred into a take-up reel through auxiliary supporting of the transition guide wheel, and the spraying process is completed.

The invention discloses a rapid and efficient low-temperature dyeing process for wool / cashmere, which reduces the dyeing temperature to 85-90 DEG C by controlling the temperature in the dyeing process, thereby reducing the energy consumption, protecting the fiber structure and reducing the damage to the wool / cashmere. In the temperature range, the dye can better permeate into wool / cashmere fibers, and a good dyeing effect is achieved. Compared with the traditional high-temperature dyeing process, the low-temperature dyeing process disclosed by the invention has the advantage that the dyeing time is remarkably shortened. Due to the adoption of low-temperature dyeing and the combination of special dyeing auxiliaries, the process can obviously improve the color fastness, especially the washing fastness and the rubbing fastness, so that the quality and the durability of a final product are improved. According to the invention, dyeing can be completed without adding other auxiliary agents in the dyeing process. The dye is wide in application range, and is suitable for all dyes for dyeing wool and cashmere, such as acid dyes, reactive dyes, neutral dyes and mordant dyes.

The invention discloses a garment tie-dyeing process based on natural plant dye, and relates to the technical field of garment tie-dyeing, the garment tie-dyeing process comprises dye collection and preparation and garment pretreatment, during dye collection and preparation, natural plants are selected according to dyeing requirements, and the selected natural plants are treated; the ready-to-wear garment pretreatment is used for pretreating ready-to-wear garments to be tie-dyed. According to the method, the natural plant dye is extracted through synergistic use of an enzymolysis method and ultrasonic-microwave, plant cell walls are destroyed from internal and external aspects, the extraction efficiency of the dye is greatly improved, pigment components in plants can be extracted more sufficiently, more completely and more uniformly through the synergistic extraction mode, and the extraction efficiency of the dye is improved. The problem of incomplete pigment extraction possibly caused by a single extraction method is avoided, so that the extracted dye is fuller and purer in color and more stable in hue, meanwhile, the binding force between the dye and fabric fibers is favorably improved, and the color fastness to rubbing and the color fastness to washing of the dyed fabric are further enhanced.

The invention provides water-based ink for PVC (polyvinyl chloride) wood-grained paper and an application method of the water-based ink, and the water-based ink for the PVC wood-grained paper comprises the following components in percentage by mass: 1%-5.5% of a coloring agent, 2.5%-12% of hot-melt polyurethane, 3%-9% of acrylic resin and 3%-5% of isocyanate. The acid value of the hot-melt polyurethane is 15-30 mgKOH / g, and the acid value of the acrylic resin is 15-60 mgKOH / g. The ink realizes ultrahigh and lasting adhesive force on PVC grainy paper, has strong stripping force with a protective film, keeps good printing fluency, and effectively resists intrinsic aging factors such as plasticizer migration and the like.

The invention provides an ultra-soft light and thin warm-keeping gigging fabric and a preparation method thereof, and belongs to the technical field of textiles. The preparation method comprises the following steps: forming the antistatic polyester composite filaments and the antistatic elastic spandex filaments; antistatic polyester composite filaments and antistatic elastic spandex filaments are woven to form a main body layer, the antistatic elastic spandex filaments are woven to form raising layers, the raising layers are located on the upper side and the lower side of the main body layer, and double-faced pile base cloth is obtained; sequentially carrying out open-width washing, pre-shaping, first-time double-sided napping, high-temperature shaping, dyeing, drying, second-time double-sided napping, double-sided carding and shearing and re-shaping treatment on the double-sided pile base cloth to obtain the super-soft light and thin warm-keeping gigging fabric, wherein six napping machines which are arranged in sequence are used for carrying out primary double-sided napping treatment and secondary double-sided napping treatment on the base cloth. By optimizing the napping process, the nap uniformity and fineness of the double-sided napping fabric are greatly improved, and the production efficiency and the finished product quality are effectively improved.

The invention discloses a preparation method of a floating-point four-way stretch fabric containing ecological wool and bio-based nylon blended yarns. The preparation method comprises the following steps: yarn selection and matching: warp yarns: bio-based nylon coated spandex yarns; the weft yarns A are bio-based nylon coated spandex yarns; the weft yarns B are bio-based nylon dot net composite filaments; weft yarns C are blended yarns of wool and bio-based nylon; weaving: weaving according to design requirements by adopting selected yarns to obtain a floating-point four-way stretch fabric; and dyeing and finishing: sequentially carrying out open-width cold batch, pre-setting, dyeing and final setting on the obtained floating-point four-way stretch fabric to obtain the floating-point four-way stretch fabric. The bio-based nylon is added into the fabric, so that the rebound resilience is enhanced, and the floating-point four-way elastic structure endows the fabric with good elasticity and extensibility in all directions, so that the fabric can quickly restore to the original shape after being stretched, and good appearance and shape are kept.

The invention discloses a real silk flat screen wide-width printing process and equipment, and relates to the technical field of printing processes, and the real silk flat screen wide-width printing process comprises the following specific steps: step 1, preparing color paste: 40-60 g / L of sodium alginate, 3-6 g / L of sodium hexametaphosphate, 8-12 g / L of baking soda, 60-85 g / L of urea, 10-20 g / L of reserve salt, 2-3 g / L of anionic surfactant, 20-30 g / L of sodium sulfate, 2-4 g / L of sodium carbonate and 0.2-4% owf of reactive dye; 2, preparing a fabric and preparing a flat screen printing plate; 3, flat screen printing; step 4, performing an ageing process; and step 5, washing and color fixing. According to the invention, by improving the ratio of the color paste, the color printed by the flat screen has high consistency in effect, color yield, permeability and hand feeling no matter on a sample or on a bulk cargo, the problem that the bulk cargo is difficult to replay is solved, and the printed pattern is clear in outline, full in color yield and relatively strong in three-dimensional layering sense, so that the process quality and stability are improved.

The invention relates to the technical field of ink-jet ink, and discloses low-refractive-index high-transparency UV ink-jet ink and a preparation method thereof.Fluorine-containing alkenyl zwitterionic monomers obtained through substitution, condensation, quaternization and other reactions are polymerized with UV curing resin prepolymer under the action of a photoinitiator, and pigment, auxiliaries and the like are added to prepare the ink-jet ink; the electronegativity of fluorine atoms is great, and the polarizability is small, so that the propagation speed of light in the ink is accelerated, and the refractive index is relatively low; the fluorine-containing alkenyl zwitterionic monomer can increase the compatibility between the pigment and a solvent, and can form a layer of protective film around pigment particles to prevent the pigment particles from getting close to each other and aggregating, so that the transmittance of the ink is further improved; the prepared UV ink-jet ink is excellent in tensile strength, water resistance, wear resistance, adhesiveness and weather resistance, meets the industrial requirements of ink, and is suitable for ink-jet printing in various fields.

The invention belongs to the technical field of leather dyeing, and discloses a leather tie-dyeing method which comprises the following steps: S1, selecting vegetable leather, and pretreating the vegetable leather; s2, required dye and tools are prepared; s3, finely tying the vegetable tanned leather; s4, the tied leather is put into a cauldron containing dye, the cauldron is heated to the high temperature to be boiled, the dye gradually permeates into leather fibers along with temperature rise, meanwhile, the leather can deform to a certain degree in the hot boiling process, the boiling time duration is determined according to the desired effect, and the ideal dyeing and deformation effect is achieved; and S5, taking out the leather, cleaning, and naturally airing. According to the scheme, pigment penetrates into the leather through a unique hot boiling dyeing technology, and personalized pattern and color combinations are created on the leather; the dyeing degree and the deformation quantity of the leather are controlled by controlling the hot boiling time, and finally, the uniformity of color permeation is effectively improved, so that the color of a leather product is fuller and is uniformly distributed.

The invention discloses a novel mercerizing process and equipment. The novel mercerizing process comprises the following steps: singeing a fabric, padding a scouring and bleaching working solution for desizing and bleaching, stacking in a steam box, washing with hot water, feeding cloth in a mercerizing machine, padding an alkali solution for steaming and mercerizing, washing with hot water, drying, tentering, shaping and cropping. The problems that resources are wasted and the environment is polluted due to the fact that an alkali flushing and absorbing system is adopted in an existing technology are solved, steaming mercerizing is carried out after alkali liquor padding is carried out once, the concentration of padding alkali liquor and the balance of steaming mercerizing time and temperature are controlled, and the mercerizing efficiency is improved. Finally, the dyeing degree of the finished fabric is higher (the obtained color depth is 1.5-3%), the fabric cover is smooth and clean, the color is full, the hand feeling is fluffy and the cotton feeling is excellent, and the mercerizing cost is reduced. Meanwhile, mercerizing process steps are reduced, on one hand, resources are fully utilized, and on the other hand, mercerizing process flows are reduced, so that the fabric mercerizing working efficiency is improved.

This invention discloses a high near-infrared reflectance yellow inorganic pigment, its preparation method, and its application, belonging to the field of inorganic pigment technology. The invention uses La, Y, and Cr sources as raw materials, and formulates them according to stoichiometric ratios. A LaY pigment with a perovskite structure is synthesized via a sol-gel method. 1‑X Cr X O3 (0)

The invention discloses a preparation method of a novel waterproof quick-dry antibacterial blanket pad, and belongs to the technical field of blanket pad preparation. A stand column is installed on the outer surface of the box body, an air cylinder is installed at the top of the stand column, a first L-shaped rod is installed at the output end of the air cylinder, a first U-shaped plate is installed at one end of the first L-shaped rod, a half-tooth gear is installed on the first U-shaped plate, a discharging plate is arranged in the box body, and multiple rows of through holes are formed in the discharging plate. And a second L-shaped rod is mounted on the outer surface of the discharging plate, and a frame body is mounted at the top of the second L-shaped rod. The semi-tooth gear and the circulating frame are arranged to circularly move the discharging plate up and down, so that wool or other fiber materials can be circularly moved up and down, dye is ensured to be more uniformly distributed in the fiber materials, the dye can more fully permeate into each part of the fiber materials, and the quality of the wool or other fiber materials is improved. The phenomena that the dye is accumulated on the fiber surface and the local concentration is too high are reduced, so that the dyeing uniformity is improved.

The invention provides a printing method of a brocade / cotton blended fabric, and belongs to the technical field of fabric dyeing and finishing. The printing method comprises the following steps: carrying out printing pretreatment on gray fabric, wherein the gray fabric is a brocade / cotton blended fabric; printing the brocade / cotton blended fabric subjected to the printing pretreatment to obtain a printed fabric; acidic / indanthrene printing paste is adopted for printing and comprises acidic dye, indanthrene dye, a thickening agent, urea, ammonium sulfate and water; the printing sequentially comprises printing, drying, ageing, flash evaporation and oxidation, the flash evaporation temperature is higher than the ageing temperature, and the flash evaporation time is shorter than the ageing time. The effect that two kinds of fibers are consistent in color obtaining can be achieved in a same paste printing mode, the obtained printed fabric is full and bright in color, high in color fastness, clean in cloth cover, clear in pattern contour and stable in product quality, and the method has the advantages of being simple in process, saving energy, being environmentally friendly and the like.

The invention provides a projection device for a watch, and the device comprises a light transmitting module which is used for providing light needed by projection; the light preprocessing module is used for preprocessing the light, preliminarily differentiating and guiding the light according to colors and adjusting the propagation directions of the light with different colors; the color separation module is used for separating the light according to colors; the light uniformizing module is used for uniformizing the light; the guiding and correcting module is used for guiding light and correcting the image; the image generation module is used for controlling a reflector to generate an image according to the image signal; and the projection and adjustment module is used for focusing light and adjusting and projecting an image. According to the invention, the technical problem that the quality of a projection image projected by a projection device in a traditional wearable device is low is solved.

The utility model discloses a coloring device based on gong groove frame manufacturing, and relates to the technical field of gong groove frame manufacturing, the coloring device based on gong groove frame manufacturing comprises a spraying box with a one-way opening at the front end, the interior of the spraying box is fixedly connected with a longitudinally arranged guide rail mechanism, the interior of the guide rail mechanism is provided with a longitudinal groove, and the longitudinal groove is fixedly connected with the spraying box. Through cooperative work of the mechanical arms and the spraying module, automatic coloring is achieved, the servo motors B at the joints of the mechanical arms can accurately control movement of the mechanical arms, the spraying module can accurately spray all parts of a workpiece, it is guaranteed that coloring is uniform, the coloring quality is greatly improved, and meanwhile the production efficiency is improved. Compared with manual coloring, the automatic conveying and coloring process has the advantages that the coloring time of a single workpiece is greatly shortened, the production efficiency is improved, and the requirement of large-scale production is met.

This invention discloses a metallic ceramic tile and its preparation method, belonging to the field of decorative ceramic technology. The metallic ceramic tile comprises a body layer and a metallic glaze layer adhered to the surface of the body layer. The raw materials for preparing the metallic glaze layer contain phosphorus minerals as a melting aid. By adding specific phosphorus minerals to the metallic glaze formulation, this invention effectively improves the venting performance of the glaze during firing, significantly reduces pinhole defects on the surface of the metallic glaze layer, and enhances the surface texture and decorative effect of the tile. Furthermore, the tile may also include an embossed layer, a base glaze layer, and a transparent wear-resistant protective layer, forming a multi-layered three-dimensional decorative structure with strong metallic luster, good three-dimensional effect, and excellent wear resistance, making it suitable for high-value-added wall decoration materials.