31results about How to "Speed ​​up the washing process" patented technology

The invention discloses a preparation method for a silane-modified moisture-curable polyurethane hot melt adhesive. The method comprises the following steps: (1) heating and mixing polyester polyol, polyether polyol, tackifying resin, an antioxidant and a fluorescent whitening agent at a certain temperature, performing reduced pressure degassing for 2 hours, and cooling to 90 DEG C; (2) adding isocyanate and a catalyst into a reaction system under the nitrogen protection, and reacting at 85-95 DEG C for 45 minutes; (3) adding a chain extender and a silane coupler under the nitrogen protection, and reacting at 85-95 DEG C for 1 hour to obtain a prepolymer; (4) transferring a reaction mixture into an aluminum foil bag under the nitrogen protection, sealing, and curing at 85 DEG C for 6 hours to obtain the silane-modified moisture-curable polyurethane hot melt adhesive with excellent performance.

The invention relates to a preparation of white titanium pigment double action crystal seed from metatitanic acid, which is characterized in the process of (1) alkali dissolving, boiling the metatitanic acid purified by water washing with thermokalite; (2) water washing, removing residue sodium hydroxide and generated sodium sulfate thereby; (3) neutralizing and acid dissolving, neutralizing by hydrochloric acid and acid solution; (4) peptizing to generate a seed suspension, evaporating the suspension at a temperature from 105 to 300 DEG C., grinding, measuring the rutile microcrystalline with weight percentage over 90-98% by a X-ray diffractometer. The preparation uses metatitanic acid produced during sulphuric acid production process as raw material, adopts sol-gel process, with the produced rutile microcrystalline is safe and non-toxic, simple and easy to get raw material, low in cost, thus capable of evidently improving quality of product, enhancing stability of product quality and market competitiveness.

The invention discloses a processing method for improving the natural colored cotton color depth and colour and luster stability. The method comprises the steps that natural colored cotton obtained after color fixing is washed and dried; the natural colored cotton is dried, then the natural colored cotton obtained after drying is subjected to liquid ammonia treatment, and the natural colored cotton after liquid ammonia treatment is obtained; gelatin, penetrant and water are mixed to form a protein solution, then the protein solution is adjusted to reach the pH being 2.0-7.0, and a treatment solution is obtained; the natural colored cotton obtained after liquid ammonia treatment is put in the treatment solution for padding at 15-70 DEG C, so that the liquid-carrying rate of natural coloredcotton obtained after padding is 30-150%, and then cold reactor placement is conducted; the natural colored cotton after fixing treatment is obtained. By means of the method, the color of the naturalcolored cotton can become brighter, and the color is obviously deepened and become more uniform; the color fastness to washing and sunshine can be effectively improved.

The invention discloses a preparation method of a blue disperse dye composition. The method can be conducted according to a method I or a method II. The method I comprises mixing a dye, a dispersant, and water, performing micro-granulation, and performing spray-drying to obtain the composition. The method II comprises micro-granulating components of the dye in the presence of a dispersant and water, performing spray-drying, and performing mixing to obtain the composition. The mass ratio of the dispersant to the dye is in a range from 0.35:1 to 5.0:1. The dye comprises 15-85% of a component B and 15-85% of a component C. The percentage of each component is a mass percentage of each component to the dye. The component B is one or more kinds of a compound 2, and the component C is one or more kinds of a compound 3, wherein the compound 2 and the compound 3 are shown in the description. The preparation method is simple to operate, and the prepared composition is bright-colored, is excellent in alkali resistance and light fastness, and can be used for a strong-base-resistant and super-base-resistant dyeing and one-bath scouring method or bleaching and dyeing and one-bath scouring method, a disperse / reactive printing process in one paste, and an alkaline burnt-out printing process.

The invention discloses an application of a blue disperse dye composition as blue disperse dye. The composition comprises dye and a dispersant. A ratio of the mass of the dispersant to the mass of the dye is 0.35:1-5.0:1. The dye comprises, by weight, 15-85% of a component B and 15-85% of a component C. The component B is one or more of compounds 2. The component C is one or more of compounds 3. The composition is bright in color and light, extremely good in alkali resistance and good in light fasteness and can be used for strong-base resistant and superstrong-base resistant scouring-dyeing one bath processes or bleaching-dyeing one-bath processes, disperse / active one-emulsion printing processes and alkaline burn-out printing processes.

The invention provides a method for preparing PAC (polyaluminum chloride) from a dechlorination treatment liquid of water treatment agent PAC waste residues. The method mainly comprises the steps as follows: performing water washing treatment and alkali washing tretament on water treatment agent PAC waste residues to obtain the dechlorination treatment liquid and mixed mud; placing the dechlorination treatment liquid in triple-effect and four-body forced circulation evaporation equipment or an MVR forced circulation evaporator for circulation evaporation concentration treatment to prepare liquid PAC and condensate water. By means of the method, PAC can be recycled from the dechlorination treatment liquid of water treatment agent PAC waste residues, waste can be changed into wealth, resource recycling is realized, the process comprises simple steps and facilitates industrial promotion.

The invention provides a water treatment agent polyaluminum chloride waste residue comprehensive utilization method. The method includes performing Cl<-> removing treatment on water treatment agent polyaluminum chloride waste residue to obtain a Cl<-> removing treatment solution and mixed slurry; performing static sedimentation layering treatment on the mixed slurry to obtain bottom particles, middle layer particles and upper layer slurry; obtaining mud cakes after clear liquid is filtered by pressing the upper layer slurry, and performing mixed granulation and sintering on the mud cakes, biochemical sludge and fly ash so that ceramsite can be prepared; placing the dechlorination treatment solution in three-effect four-body forced circulation evaporation equipment or MVR forced circulationevaporation equipment to perform cyclic evaporation concentration treatment so that liquid polyaluminium chloride can be prepared; and performing spraying treatment on the bottom particles so that aluminized sand can be obtained. The method can make each component in the water treatment agent polyaluminum chloride waste residue fully recycled, and no new waste is discharged during the whole process, so that the pollution problem of everywhere stacking of the water treatment agent polyaluminum chloride waste residue can be solved, and resource recycling can be realized as well. The method is simple in technology step and easy to industrialize and popularize.

The invention relates to a natural plant dyestuff dyeing and finishing processing method for a loose cellulose fiber. Loose cotton and hemp fibers are processed by the following steps: oxygen bleaching, hot washing, directly dyeing in a same bath, soaping, fixing and softening, dewatering, baking and packaging into a product, wherein the cotton and hemp fibers after oxygen bleaching are added to a natural additive and natural plant dyestuff to be directly dyed in the same bath and then are directly soaped and fixed; regenerated loose cellulose fibers are processed by the following steps: directly dyeing in the same bath, soaping, fixing and softening, dewatering, baking and packaging into the product, wherein the regenerated loose cellulose fiber from which spinning oil is not removed is added to the natural additive and the natural plant dyestuff to be directly dyed in the same bath, and then are directly soaped and fixed. The natural plant dyestuff dyeing and finishing processing method has the advantages that the method does not need uncoiling and washing procedures for pretreatment, the natural additive and the natural dyestuff are adopted to dye in the same bath, direct dyeing can be carried out by simple washing after oxygen bleaching, and the colorized light and the dyeing rate are not affected.

The invention discloses a preparation method for a silane-modified moisture-curable polyurethane hot melt adhesive. The method comprises the following steps: (1) heating and mixing polyester polyol, polyether polyol, tackifying resin, an antioxidant and a fluorescent whitening agent at a certain temperature, performing reduced pressure degassing for 2 hours, and cooling to 90 DEG C; (2) adding isocyanate and a catalyst into a reaction system under the nitrogen protection, and reacting at 85-95 DEG C for 45 minutes; (3) adding a chain extender and a silane coupler under the nitrogen protection, and reacting at 85-95 DEG C for 1 hour to obtain a prepolymer; (4) transferring a reaction mixture into an aluminum foil bag under the nitrogen protection, sealing, and curing at 85 DEG C for 6 hours to obtain the silane-modified moisture-curable polyurethane hot melt adhesive with excellent performance.

The invention provides a method for recovering aluminum resources from the polyaluminum chloride waste slag of the water treatment agent, which comprises washing the polyaluminum chloride waste slag of the water treatment agent with water and carrying out alkaline washing treatment with lye to obtain Cl removal ‑ treatment liquid and mixed mud; the mixed mud is subjected to static sedimentation and sieving treatment to obtain upper mud, middle layer particles and bottom layer particles, and the bottom layer particles are sprayed to obtain aluminum-containing sand and spray waste liquid. The method realizes the recovery of aluminum resources from the polyaluminum chloride waste slag of the water treatment agent, reduces waste of resources, and at the same time, the method is easy to be popularized in an industrialized manner.

A blue disperse dye composition is disclosed and comprises dye and a dispersant. A ratio of the mass of the dispersant to the mass of the dye is 0.35:1-5.0:1. The dye comprises, by weight, 15-85% of a component B and 15-85% of a component C. The component B is one or more of compounds 2. The component C is one or more of compounds 3. The composition is bright in color and light, extremely good in alkali resistance and good in light fasteness and can be used for strong-base resistant and superstrong-base resistant scouring-dyeing one bath processes or bleaching-dyeing one-bath processes, disperse / active one-emulsion printing processes and alkaline burn-out printing processes.

The invention discloses a fluorine-containing color fixing agent and a preparation method thereof. It consists of the following components in percentage by weight: 40-60% dimethyl diallyl ammonium chloride, 5-25% diallylamine Salt, 1-5% allyl perfluorooctyl ether or ester, 0.5-1% peroxide and the remainder of deionized water; the fluorine-containing color fixing agent of the present invention is yellow and sticky, compared with the existing Color agent, the color fixing agent of the present invention has better stability and can be dissolved with various finishing agents such as silicone oil; and the fabric fastness to washing, dry wiping, wet wiping and sunlight has been significantly improved. The preparation process of the fluorine-containing color-fixing agent of the present invention is simple and convenient, and provides a choice of color-fixing agent with better performance.

The invention discloses gluing equipment of a reflecting material. The gluing equipment comprises a gluing system, a glue supply system and a overflow system, wherein the gluing system comprises a bottom roller, a glue roller and a material groove; a gluing gap is formed between the bottom roller and the glue roller; a speed difference is formed between the bottom roller and the glue roller; the glue roller is arranged in the material groove, and is contacted with glue in the material groove; the glue supply system comprises a storage device, a metering device and a glue unloading device communicating with each other; the glue unloading device is arranged above the material groove, and is provided with multiple glue unloading ports uniformly distributed; and the overflow system is providedwith multiple overflow ports uniformly distributed in the material groove. The invention further discloses a gluing process. In the gluing equipment of the reflecting material, a certain speed difference between the bottom roller and the glue roller and the gap between the two rollers are controlled; and through a non-contact gluing mode, the uniform gluing is realized, and the problems of weak appearance color and surface shape uniformity of the reflecting material caused by nonuniform gluing are solved.

The invention provides a method for preparing ceramsite by utilizing polyaluminum chloride waste slag of a water treatment agent. ‑ treatment, get off Cl ‑ Treatment liquid and mixed mud, the mixed mud is subjected to static sedimentation and sieving treatment to obtain bottom layer particles, middle layer particles and upper layer mud; the upper layer mud is filtered to obtain a mud cake after filtering out the clear liquid, according to the ratio of parts by mass The ratio of (80-100): (0-20): (0-20) is used to mix and granulate the mud cake with biochemical sludge and fly ash to obtain pellets to be burned, and then granulate them at a temperature of 1000°C The granules to be fired are fired at ~1300° C. and cooled to room temperature to obtain ceramsite. The internal structure of the ceramsite prepared by this method is uniform, which can not only make full use of the polyaluminum chloride waste residue resource of the water treatment agent, but also solve the problem of random stacking of biochemical sludge to pollute the environment, and also utilize the heat of combustible components in the biochemical sludge . The method has simple steps and is easy to be popularized industrially.

A blue disperse dye composition is disclosed and comprises dye and a dispersant. A ratio of the mass of the dispersant to the mass of the dye is 0.35:1-5.0:1. The dye comprises, by weight, 15-85% of a component B and 15-85% of a component C. The component B is one or more of compounds 2. The component C is one or more of compounds 3. The composition is bright in color and light, extremely good in alkali resistance and good in light fasteness and can be used for strong-base resistant and superstrong-base resistant scouring-dyeing one bath processes or bleaching-dyeing one-bath processes, disperse / active one-emulsion printing processes and alkaline burn-out printing processes.

The invention discloses an incubator for a chemiluminescence immunoassay analyzer, which comprises a box body, one side opening of the box body, and a plurality of parallel partitions are arranged on the upper surface of the bottom plate of the box body, and the partition boards are connected with the box body. The base plate is vertical, and a cuvette holder installation groove is formed between two adjacent partitions, and one end of the cuvette holder installation groove communicates with the opening on the side of the box body. The remarkable effect of adopting the present invention is that it can ensure the stable placement of the strip-shaped cuvettes, and by maintaining the constant temperature in the incubator and shaking the box, the blood and reaction reagents in the cuvettes in the box can be quickly and fully reaction to ensure the accuracy and reliability of the detection and analysis results, and timely washing and substrate filling can improve the accuracy of the detection results and improve the detection and analysis efficiency.

The invention provides a comprehensive utilization method of polyaluminum chloride waste slag of water treatment agent, which comprises declination of polyaluminum chloride waste slag of water treatment agent ‑ treatment, get off Cl ‑ treatment liquid and mixed mud; the mixed mud is subjected to static sedimentation and layered treatment to obtain bottom layer particles, middle layer particles and upper layer mud; the upper layer mud is filtered to obtain a mud cake, and the mud cake is mixed with biochemical waste Mud and fly ash are mixed, granulated and sintered to obtain ceramsite; the dechlorination treatment liquid is placed in a three-effect four-body forced circulation evaporator or an MVR forced circulation evaporator for circulation evaporation and concentration treatment to obtain a liquid polymer Aluminum chloride; spraying the bottom particles to obtain aluminum-containing sand. The method enables each component in the polyaluminum chloride waste slag of the water treatment agent to be fully recycled, and no new waste is discharged in the whole process, which not only solves the pollution problem of the polyaluminum chloride waste slag of the water treatment agent piled up everywhere, but also realizes resource recovery. The process has simple steps and is easy to be popularized industrially.

The invention relates to a preparation of white titanium pigment double action crystal seed from metatitanic acid, which is characterized in the process of (1) alkali dissolving, boiling the metatitanic acid purified by water washing with thermokalite; (2) water washing, removing residue sodium hydroxide and generated sodium sulfate thereby; (3) neutralizing and acid dissolving, neutralizing by hydrochloric acid and acid solution; (4) peptizing to generate a seed suspension, evaporating the suspension at a temperature from 105 to 300 DEG C., grinding, measuring the rutile microcrystalline withweight percentage over 90-98% by a X-ray diffractometer. The preparation uses metatitanic acid produced during sulphuric acid production process as raw material, adopts sol-gel process, with the produced rutile microcrystalline is safe and non-toxic, simple and easy to get raw material, low in cost, thus capable of evidently improving quality of product, enhancing stability of product quality andmarket competitiveness.

The invention relates to a carbon-fiber washing machine for carbon fiber precursor washing. A multilevel washing trough is installed at the front portion of a machine frame 1, a driving roller and a guiding roller are installed on the machine frame 1, and two transmission systems are installed at the back portion of the machine frame 1. The carbon-fiber washing machine is superposed by five-level water troughs in a dislocation mode, the washing time is prolonged, and the occupied area of the device is saved to a maximum degree. As liquid level plates, flow stopping plates and overflowing plates are designed in the washing troughs, the washing process is intensified; as the two ends of the washing troughs are distributed in a dislocation mode, the number of driving roller is reduced, the contact area of fibers and rollers is reduced, and the broken filament generating probability caused by friction is reduced; deionized water used by the carbon-fiber washing machine flows to the next washing trough from the last washing trough and is recycled, and the cost is reduced while the washing effect is improved. The carbon-fiber washing machine has the advantages of being simple in structure and convenient to daily maintain and operate.