15results about How to "Improve decolorization efficiency" patented technology

The invention discloses a method for preparing cellobiose and comprehensively utilizing a by-product of cellobiose. The method is characterized by specifically comprising the following steps: (1) dilution, (2) enzymolysis, (3) flocculation and carbon explosion, (4) decoloration, (5) continuous ion exchange, (6) evaporation and concentration, (7) simulated moving bed chromatographic separation, (8) concentration, (9) finished product preparation and (10) raffinate utilization. The method effectively solves the problems of low preparation purity and high production cost of cellobiose.

The utility model provides a polyester fabric decoloring device, which relates to the technical field of polyester fabric decoloring and comprises a base, a decoloring barrel outer bin is mounted on the base, a stirring mechanism is rotatably mounted in the middle of the decoloring barrel outer bin, and a filtering mechanism is mounted on the outer wall surface of the decoloring barrel outer bin. Polyester cloth and decolorizing liquid are poured into the decolorizing barrel, the decolorizing liquid enters the outer bin of the decolorizing barrel through the water inlet hole of the decolorizing barrel, the driving motor rotates to drive the driving gear to rotate, and then the driven gear meshed with the driving gear rotates to drive the stirring shaft to rotate; the polyester fabric in the decolorizing barrel is stirred through the wedge-shaped stirring blades on the stirring shaft, meanwhile, the gear ring meshed with the driving gear rotates to drive the decolorizing barrel to rotate, water flow in the outer bin of the decolorizing barrel and the decolorizing barrel is disturbed, the polyester fabric does not completely rotate along with the water flow, and then the polyester fabric can be fully decolorized.

The utility model relates to a pyrrole quinolinone production technical field especially relates to a kind of recovery treatment system for pyrrole quinolinone salting-out mother liquor and crystallization mother liquor, including pyrrole quinolinone salting-out mother liquor conveying pipeline and pyrrole quinolinone crystallization mother liquor conveying pipeline, pyrrole quinolinone salting-out mother liquor conveying pipeline, first concentration kettle, first crystallization, first drying device, sodium chloride storage tank and series connection;Pyrrole quinolinone crystallization mother liquor conveying pipeline, second concentration kettle, dilution kettle, decoloring kettle, first resin column, first pH adjusting kettle, second resin column, second pH adjusting kettle, second crystallization kettle, second drying device, pyrrole quinolinone storage tank are connected in series in proper order.The above-mentioned recovery treatment system design is reasonable, can recycle and utilize sodium chloride in salting-out mother liquor and pyrrole quinolinone in crystallization mother liquor, avoids resource waste.

The utility model provides equipment for decoloring peanuts, which comprises a cylindrical reaction container and a filtering device, the reaction container and the filtering device are connected through a decoloring solution pipeline, and a pump is arranged on the decoloring solution pipeline; an included angle of 8-15 degrees is formed between the axis of the cylindrical reaction container and the horizontal plane; a feed port is formed in the high-position end of the reaction container, and a discharge port is formed in the low-position end of the reaction container; an ultraviolet lamp is mounted on the inner wall of the reaction container. According to the device for decoloring the peanuts, the soaking decoloring of the solvent and the ultraviolet irradiation are fused, and the decoloring efficiency is remarkably improved. Compared with a traditional process, the equipment provides an efficient and rapid decolorization process, is simple and convenient to operate and efficient, also gives consideration to environmental friendliness, and ensures that the whole process is non-toxic and residue-free due to the fact that the solution is recycled after being filtered.

The utility model belongs to the technical field of linseed oil production equipment, in particular to a linseed oil decolorizing and deodorizing device, which aims at the efficiency problem and adopts the following scheme that the linseed oil decolorizing and deodorizing device comprises a cylinder body, a first mounting groove is formed in the outer circular surface of the cylinder body; a decolorizing mechanism is slidably mounted on the inner surface of the mounting groove I; a feeding hole is formed in the upper surface of the cylinder body; the lower side of the outer circular surface of the cylinder body is fixedly connected with a connecting pipe; one end of the connecting pipe is fixedly connected with a vacuum deodorizer; fixing mechanisms are fixedly connected to the two sides of the outer circle face of the cylinder body. And through the arrangement of the decolorizing mechanism and the fixing mechanism, quick replacement of activated carbon is realized, and the replacement efficiency is improved, so that the decolorizing efficiency is improved.

The invention provides a carbonized resin decolorizing and refining method for mixed dibasic acid dimethyl ester, and belongs to the technical field of chemical separation and purification. According to the technical scheme, spherical carbonized resin formed by carbonizing styrene-divinyl benzene polymer resin is used as an adsorbent, and a colored crude product DBE is subjected to decoloration treatment through a fixed bed process. The carbonized resin has extremely high selective adsorption capacity and adsorption rate on colored impurities in DBE, the Pt-Co color number of the carbonized resin can be reduced from 50 or above to 10 or below, the decolorization rate exceeds 80%, and meanwhile the yield of the DBE product reaches 99% or above. And the resin saturated by adsorption is easy to regenerate and can be repeatedly used. The method is simple in process, efficient and environment-friendly, overcomes many defects of a traditional activated carbon decoloration method, and is particularly suitable for industrial refining production of DBE.

The utility model relates to the technical field of inositol production, in particular to a production system for preparing magnesium dihydrogen phosphate by utilizing inositol hydrolysis residues, which comprises a hydrolysis residue storage tank, a discharge port of the hydrolysis residue storage tank is communicated with a smashing device, a discharge port of the smashing device is communicated with a reaction kettle, and a discharge port of the reaction kettle is communicated with a filtering device. A liquid outlet of the filtering device is communicated with a first buffer kettle, a discharge port of the first buffer kettle is communicated with a decolorizing kettle, a decolorizing liquid outlet of the decolorizing kettle is communicated with a second buffer kettle, a discharge port of the second buffer kettle is communicated with a crystallization kettle, a crystal outlet of the crystallization kettle is communicated with a drying device, and a discharge port of the drying device is communicated with a product storage tank. According to the production system with the structure, continuous operation can be realized, phosphate in the inositol hydrolysis residues can be recycled, resource waste is avoided, and a high-yield, high-yield and high-purity monopotassium phosphate product can be obtained.

The invention relates to the technical field of silicon resin processing, in particular to vacuum drying and decolorizing equipment for silicon resin processing. The technical problems that when an existing drying and decolorizing device is used for drying and decolorizing, decolorizing is not sufficient, drying is not uniform and sufficient, and therefore the drying and decolorizing efficiency is low are solved. The vacuum drying and decoloring equipment for silicon resin processing comprises a base, an outer frame is fixedly connected to the base, and an air pump is fixedly connected to one side of the outer frame. A motor drives a stirring plate to stir silicon resin, the stirring plate drives a sliding rod to rotate while rotating, the sliding rod rotates along an annular groove of an isolating ring to enable a grinding plate to continuously grind the silicon resin, and the stirring plate reciprocates up and down to drive a piston so that a decolorizing agent can be intermittently pushed into an outer frame to be continuously mixed with the silicon resin; when the decolorizing agent is mixed with the silicon resin, pigment which cannot be removed in the silicon resin can be quickly precipitated, so that the silicon resin is more quickly and effectively decolorized, and the decolorizing efficiency of the silicon resin is improved.

The utility model provides a decoloring device for biodiesel, which comprises a kettle body, a kettle cover mounted at the upper end of the kettle body, a feed valve mounted at the top of the kettle cover and used for being connected with a feed pipe, three support legs mounted on the outer surface of the lower end of the kettle body in an annular equidistant manner, a vertical pipe mounted at the bottom of the kettle body, a discharge valve mounted at the lower end of the vertical pipe, and a discharge valve mounted at the lower end of the discharge valve. An inserting pipe is installed at the lower end of the discharging valve and penetrates through the upper cover, a filtering cavity is formed under the kettle body, a convex step used for lifting the filtering net cylinder is fixedly connected to the upper portion of the interior of the filtering cavity, the upper cover is inserted into the upper portion of the interior of the filtering net cylinder, and a biodiesel discharging opening is formed in the outer surface of the lower end of the filtering cavity. A stirring piece is installed in the kettle body, an exhaust piece used for exhausting air in a space formed by the kettle body and the kettle cover is installed on the outer surface of the vertical pipe, and the reaction kettle has the following beneficial effect that the efficiency of exhausting the air in the kettle body is improved.

The invention discloses an efficient and stable decolorization process of a monosodium glutamate neutralization solution, and relates to the technical field of food processing. The process comprises the following steps: firstly, precisely adjusting a monosodium glutamate neutralization solution to 60-70 DEG C, then adding coconut shell activated carbon with a specific particle size according to 0.6-0.8% of the mass of the neutralization solution, stirring for 45-55 minutes at a constant temperature at 120-150r / min, and finally, realizing solid-liquid separation through precise filtration. Through the synergistic effect of closed-loop temperature control, precise feeding and optimized stirring, the high stability and high efficiency of the decolorizing process are ensured, the light transmittance of the neutralized liquid after decolorizing is stabilized at 86.5-87%, the chromaticity is smaller than or equal to 5, and the repeatability between batches is remarkably improved. In addition, the process can also comprise activated carbon regeneration and self-adaptive parameter adjustment functions based on online water quality analysis, the operation cost is greatly reduced while the decolorization effect is ensured, the adaptability to raw material fluctuation is enhanced, and the process is particularly suitable for industrial continuous production of high-quality monosodium glutamate.

The utility model relates to the glyphosate production and processing technical field discloses a kind of activated carbon continuous decoloring equipment, including: heating tank, heating tank is jar, and heating tank is connected with external power supply by electric wire;Mixed structure, mixed structure includes first mixing part and second mixing part, and first mixing part includes first servo motor fixedly installed on the outer wall of heating tank side, and the inside rotation of heating tank is equipped with first shaft, and the output shaft of first servo motor is fixedly connected with the one end of first shaft by coupling, and the outer wall of first shaft is fixedly installed with four groups of first stirring board;Second mixing part includes second shaft rotationally installed in the bottom of heating tank, and the bottom of heating tank is fixedly installed with second servo motor, reach the purpose of mixing and heating stirring to material, make activated carbon fully mixed reaction with glyphosate liquid, carry out decoloring treatment to glyphosate liquid, improve the utilization of activated carbon, improve the reaction efficiency of material.

The present invention relates to the technical field of activated carbon decolorization, and specifically to an activated carbon decolorization device, comprising a decolorization cylinder and a connecting pipe, wherein the decolorization cylinder and the connecting pipe are connected and a partition assembly is provided in the middle section of the connecting part, the partition assembly is provided with a connecting hole, both sides of the connecting pipe are provided with a transverse partition mechanism for transverse sliding, the end of the transverse partition mechanism is connected with a side sealing plate, the side sealing plate is provided with a sliding rod for transverse sliding, a plurality of sliding rods are connected with a card plate at one end, a plurality of sliding rods are connected with a slide plate at the other end, a chuck is provided with a threaded chuck in the middle of the slide plate, and a decolorization column is detachably connected between the chuck and the card plate. The present invention can improve the decolorization pressure of a single decolorization column by diverting decolorization, and at the same time, it can realize the rapid replacement of the saturated decolorization column on the other side without affecting the decolorization process of the other decolorization column, thereby realizing the replacement of a single decolorization column without stopping the decolorization operation of the decolorization cylinder, and does not affect the overall decolorization process, thereby improving the decolorization efficiency.

The utility model discloses a decoloring device for xylooligosaccharide manufacturing, which comprises a blocking cylinder, a top cover is arranged at the top of the blocking cylinder, a feed port is arranged on the outer wall of the top cover in a penetrating manner, a feeding assembly is arranged at the top of the top cover, and the feeding assembly comprises a containing unit which is arranged above the top cover and is used for adding and storing decolored raw materials. The beneficial effects of the utility model are that: through setting the connection relation of the barrier cylinder, the top cover, the storage barrel and the scale mark, a user can put raw materials for decoloration into the storage barrel, observe the position of the raw materials in the storage barrel through the transparent plate, and grasp the input amount of the raw materials according to the scale mark, so that the accuracy of the input amount is further improved; and by adjusting the connecting block, the positioning block is moved, so that the feeding hole is convenient to open, a set amount of decolorizing raw materials are convenient to put into the blocking barrel, and the decolorizing device is convenient to use.

The invention relates to a method for decolorizing waste cotton-polyester blended fabric through low-temperature plasma synergistic chemical oxidation. Through the synergistic effect of low-temperature plasma and an acidic chemical oxidant (composed of inorganic acid, hydrogen peroxide, a penetrant and a hydrogen peroxide stabilizer), color development and auxochrome groups of dye on the waste polyester-cotton blended fabric are effectively destroyed, and efficient decolorization of the waste polyester-cotton blended fabric is achieved. According to the technical scheme, the decolorizing efficiency is improved, the original performance of polyester and cotton fibers can be reserved, the secondary utilization performance of the recycled waste polyester-cotton mixed textile fabric is guaranteed, and an effective means is provided for resource utilization of the waste polyester-cotton mixed textile fabric. Compared with a traditional chemical oxidation technology, the method has the advantages that the required acid amount and treatment time are remarkably reduced, the temperature required by the reaction is greatly reduced, the environmental protection performance is remarkably improved, the energy consumption is reduced, and an economic and green new way is provided for recycling the waste polyester-cotton mixed textiles.

The invention relates to the technical field of L-proline preparation, and in particular to a decolorization method for preparing high-concentration L-proline, comprising the following steps: S1, dissolving; S2, activated carbon treatment; S3, filtering; S4, deep adsorption; S5, recrystallization; a decolorization device involved in the above step S2, wherein the decolorization device comprises a filter box fixedly connected by a support frame and a stirring box rotatably connected to the filter box; wherein a square cover plate with a feed inlet is plugged into the upper end of the filter box, and a filtering mechanism is arranged inside the filter box; a high-concentration L-proline solution is subjected to preliminary multi-layer filtration and secondary stirring filtration by the arranged decolorization device, and the multiple filtration modes have a better and more obvious effect on the adsorption and decolorization of the L-proline solution, and multiple operations are not required, thereby reducing the number of processes.