38 results about "Sodium thioglycollate" patented technology

The invention discloses a separation method of koechlinite mineral, which adopts BK510 reagent as inhibitor; wherein, the BK510 reagent comprises a component of sodium thioglycolate; BK510 reagent, econolite and coal oil are added to the koechlinite bulk concentrate and stirred; roughing of one time, choiceness of three times and scavenging of two times are processed and the molybdenum concentrate with molybdenum above 45% and bismuth below 0.70% is acquired; the BK510 reagent has the advantages of resolving the problems of large amount of sodium sulfide, abominable operating environment and serious pollution, convenient addition and safe use. The separation method of koechlinite mineral has the advantages of low amount of inhibitor, reducing pollution, and improving the production condition.

An anaerobic toxigenic culture medium for preparing the vaccine of clostridial disease of sheep is prepared from peptone, powder extract of yeast, NaCl, Na2HPO4.12H2O, coarse dextrin, sodium thioalcoholate, glucose, ZnSo4.7H2O, sodium sulfite and water.

The invention discloses a method for culturing Chlamydomonas reinhardtii by urea plant wastewater. According to the method, urea plant wastewater can be treated in low cost, Chlamydomonas reinhardtii with important economic value can also be obtained, the waste is changed into treasures, harm is turned into a good and many things are achieved at one stroke. A traditional method for culturing Chlamydomonas reinhardtii comprises the step of culturing Chlamydomonas reinhardtii in an open concrete runway pool by virtue of a TAP culture medium, and has the disadvantages of low growth speed, low output, great investment, easy pollution and low efficiency. According to the invention, Chlamydomonas reinhardtii is cultured in a household mineral water bucket to achieve the advantages of low cost, small possibility of pollution, convenience in cleaning, reutilization and convenience in operation; since nutritional ingredients, such as urea plant wastewater, yeast extract powder, sodium deoxycholate, sorbitol, mannitol, sodium thioglycolate, soil extract liquid, sheep manure leachate, chicken manure leachate, L-arginine, potassium dihydrogen phosphate, yeast extract, and diatomite powder are added into the culture medium, and an organic fertilizer is used in combination with an inorganic fertilizer, nutrition is more comprehensive and balanced, the growth rate and yield of Chlamydomonas reinhardtii are substantially increased and the yield is increased by 280%.

The invention discloses a culture medium and a culture method for culturing amphora ovalis by using wastewater in a canning plant, and the culture medium and the culture method can be used for treating the wastewater in the canning plant with low cost, utilizing wastes and obtaining microalgae with important bait value. The amphora ovalis traditionally cultured by adopting a Liao's improved culture solution and an open runway pool is slow in growth, low in yield, easy to contaminate and low in benefit, whereas aerated culture with transparent 1.5cm<3> cylindrical food-grade plastic drums is capable of realizing low cost and quick growth, avoiding pollution contamination and is easy to operate; the wastewater in the canning plant, sodium silicate, ammonium ferric citrate, ammonium molybdate, potassium chromate, fish meal, sodium carboxymethyl cellulose, L-arginine, potassium dihydrogen phosphate, medical stone meal, 920-type plant growth substance, vitamin S-3 solution, M-F trace element solution, sodium thioglycollate and the like are added in the culture medium, namely organic fertilizers and inorganic fertilizers are used together, so that the nutrition is more comprehensive and balanced, the growth rate of the amphora ovalis is greatly improved, and the yield is improved by 420%.

The invention discloses high-ductility modified hard asphalt, which is prepared from the following raw materials in parts by weight: 130 to 140 parts of petroleum asphalt, 10 to 14 parts of methyl silicone rubber powder, 18 to 22 parts of methyl vinyl silicone rubber powder, 11 to 15 parts of modified kaolin, 5 to 9 parts of barium metaborate, 12 to 15 parts of sulfated castor oil, 5 to 8 parts of trimellitic anhydride, 2 to 5 parts of alkylphenol ethoxylate, 3 to 6 parts of allyl methacrylate and 4 to 8 parts of sodium thioglycollate. The invention also discloses a preparation method of the high-ductility modified hard asphalt. The prepared modified hard asphalt has high ductility, and has good high-temperature stability and low-temperature anti-cracking performance; important market values and social values are realized.

The invention discloses an energy storage lead-acid battery life-extension liquid and a preparation method thereof. The energy storage lead-acid battery life-extension liquid comprises the following parts of raw materials by weight: 10-16 parts of fosetyl-aluminum, 16-27 parts of dithiothreitol, 6-14 parts of diallyl dimethyl ammonium chloride, 11-15 parts of sodium thioglycolate, 6-12 parts of chromium chloride, 5-10 parts of azelaic acid, and 45-60 parts of water. The energy storage lead-acid battery life-extension liquid of the present invention is compounded by fosetyl-aluminum, dithiothreitol, diallyl dimethyl ammonium chloride, sodium thioglycolate, chromium chloride, sebacic acid and water. The battery prepared by using the energy storage lead-acid battery life-extension liquid hasthe advantages of high cycle life, low capacity decay speed, strong charging acceptance, and the like, and has good social value and economic value; and the preparation method is simple and beneficialto realize industrial production.

The invention discloses a method for preparing a methyl mercury removal agent. The method comprises the following steps: (1) respectively weighing tuff powder, aluminum powder, sodium hydroxide and sodium dodecyl sulfate, uniformly mixing to obtain inorganic carrier mixed powder, adding the inorganic carrier mixed powder into water, uniformly stirring, putting in a mold, curing and demolding to obtain an inorganic carrier test block, and crushing, grinding and screening the inorganic carrier test block to obtain inorganic carrier powder; (2) weighing iminodiacetic acid and sodium thioglycollate to be dissolved into water so as to obtain enhanced modification liquid; and (3) adding the inorganic carrier powder into the enhanced modification liquid, uniformly stirring, standing, air-drying and grinding, thereby obtaining the methyl mercury removal agent. According to the method disclosed by the invention, the preparation process is simple, the preparation cost is low, methyl mercury canbe fully adsorbed by the removal agent, and the problem in the prior art that the methyl mercury dissociates from the surface of the removal agent is solved.

The invention discloses a culture medium and culture method for cultivating Botry coccus braunii by utilizing monosodium glutamate plant wastewater. The technique can treat monosodium glutamate plant wastewater at low cost, utilize waste, change wastes into valuable substances and obtain the Botry coccus braunii with important economic value, thereby implementing multiple purposes. The traditional culture medium for Botry coccus braunii is the Zhu's No.13 culture solution which has the defects of low growth speed, low yield, high investment, high tendency to pollution and low benefits. In the invention, a closed circular cement track tank, which has the advantages of low cost and low tendency to pollution and is easy to operate, is utilized for culture; the monosodium glutamate plant wastewater, sodium fluoride, soil extract, sea mud extract, cattle manure extract, chicken manure extract, L-arginine, potassium dihydrogen phosphate, sorbitol, mannitol, sodium thioglycolate and the like are added to the culture medium, and the organic fertilizers and inorganic fertilizers are mixed; and thus, the nutrients are more comprehensive and balanced, the growth speed of the Botry coccus braunii is greatly enhanced, and the yield is enhanced by 320%.

The invention discloses an LED ceramic base cleaning agent which is prepared by mixing the following components: 60-80 parts of phosphoric acid, 15-20 parts of glycolic acid, 12-15 parts of alkylphenol ethyoxyl ammonium salt, 8-10 parts of ethylene tetraacetic acid tetrasodium, 5-8 parts of iso-propyl xanthogen disulfide, 3-5 parts of sodium thioglycollate, 5-8 parts of dipropylene glycol methyl ether and 100-120 parts of deionized water. The LED ceramic base cleaning agent can effectively achieve a cleaning effect which cannot be achieved by a general cleaning agent, can completely clean the base, has the characteristics of convenience in use, safety, reliability and obvious effect and is particularly used for cleaning the ceramic base used for LED.

The invention provides a low-grade copper-molybdenum ore copper-molybdenum separation method giving consideration to backwater utilization, which comprises the following steps: carrying out copper-molybdenum bulk flotation on copper-molybdenum ore to obtain copper-molybdenum bulk concentrate and tailings; the tailings are subjected to concentration and filter pressing, and low-water-content tailings are obtained; and the copper-molybdenum bulk concentrate is concentrated, pulp mixing is conducted, then copper-molybdenum separation operation is conducted, and molybdenum concentrate and copper concentrate are obtained. According to the invention, sodium hydrosulfide and sodium thioglycollate are combined for use, so that the use amount of sodium hydrosulfide is greatly reduced; a pulp mixing and stirring barrel is arranged before the copper-molybdenum separation operation, the concentration of floating pulp is stabilized, meanwhile, sodium hydrosulfide is adopted for adjusting the potential of the pulp, and through the modes of sodium hydrosulfide reagent removal, high-concentration concentration reagent removal, aeration reagent removal, stirring friction washing and the like, residual reagents in the copper-molybdenum mixing operation in the pulp are reduced. According to the method provided by the invention, copper and molybdenum can be well separated.

The invention discloses a method for preparing a uranium ion trapping agent. The method comprises the following steps: (1) dissolving ferric sulfate and ferrous sulfate into water, sealing and stirring to obtain an iron-based solution; dissolving sodium hydroxide and sodium thioglycolate into water, sealing and stirring to obtain a basic thiol solution; mixing the iron-based solution and the basicthiol solution, sealing and stirring, separating, filtering, drying and grinding to obtain thiol green-rust doped powder; (2) adding the thiol green-rust doped powder into a low temperature plasma apparatus to perform glow discharge treatment so as to obtain thiol green-rust doped powder subjected to plasma treatment; and (3) adding the thiol green-rust doped powder subjected to plasma treatmentinto a test tube filled with a chelating agent solution, sealing and carrying out a grafting reaction to obtain a chelating agent enhanced thiol green-rust doped mixture, separating, filtering, dryingand grinding, thereby obtaining the uranium ion trapping agent. According to the method disclosed by the invention, uranium ions in uranium-containing waste liquor can be rapidly removed, and the adsorbed uranium ions can be stabilized inside particles.

The invention provides a copper molybdenum separation flotation agent and a copper molybdenum separation method, and relates to the technical field of beneficiation. The copper molybdenum separation flotation agent comprises the following components in parts by weight: 10-15 parts of sodium sulfide, 1-1.5 parts of sodium thioglycollate, 0.1-0.15 part of kerosene, and 1.5-2.5 parts of water glass. The copper molybdenum separation flotation agent prepared through reasonable components and ratios thereof can exert the best separation effect to improve the problems of weak copper molybdenum separation effect and low molybdenum recovery rate. The copper molybdenum separation flotation agent realizes the copper molybdenum separation through flotation to reduce the energy consumption, and facilitates the copper molybdenum separation operation in energy shortage regions.

The invention provides a production method of high-grade sodium thioglycollate powder. The production method comprises the following steps of firstly, uniformly mixing chloroacetic acid and deionized water according to the mass ratio to obtain a chloroacetic acid solution, then adding sodium carbonate into the chloroacetic acid solution, and uniformly mixing to obtain a sodium chloroacetate solution; secondly, adding sodium thiosulfate into the sodium chloroacetate solution, uniformly mixing and then carrying out temperature-rise condensation to obtain a condensation compound; thirdly, adding sodium hydroxide into the condensation compound, uniformly mixing and then carrying out temperature-reduced mercaptoethylation to obtain a mercaptoethylation product; fourthly, carrying out vacuum drying treatment on the mercaptoethylation product to obtain the high-grade sodium thioglycollate powder. According to the production method provided by the invention, the problems about low grade of products, high transportation expenses, high packing expenses, easiness in oxidation and the like existing the prior art are solved; sodium thioglycollate produced by the production method provided by the invention is in a powder shape and does not generate three wastes; the grade of the product is over 35 percent; the high-grade sodium thioglycollate powder belongs to a green environment-friendly product.

The invention discloses an anaerobic indicator. The anaerobic indicator consists of the following components in parts by weight: 100-1000 parts of sodium thioglycolate, 10-100 parts of methylene blue, 100-500 parts of a buffering agent, 5-10 parts of phenol red and 100-500 parts of agar. The anaerobic indicator disclosed by the invention has low cost and convenience in use, and is spilled out. Moreover, the color of the anaerobic indicator is easy to judge.

The invention relates to a culture medium for separating and counting clostridium butyricum, and belongs to the field of microbial separation and counting. The culture medium comprises 15.0 g of casein tryptone, 3.0 g of beef extract powder, 1.0 g of yeast extract powder, 5.0 g of sodium chloride, 0.5 g of L-cysteine hydrochloride, 0.5 g of sodium thioglycolate, 10.0 g of xylose, 0.04 g of bromothymol blue, 15.0 g of agar powder, 900ml of purified water, 0.25 g of D-cycloserine, 0.012 g of kanamycin sulfate and 25 ml of yolk. Compared with the prior art, the culture medium has the beneficial effects that firstly, the culture medium provided by the invention can obviously distinguish clostridium butyricum from other bacteria through visual inspection by analyzing the specific physiologicalcharacteristics of clostridium butyricum and carrying out formula combination and adjustment in a targeted manner, so that the purposes of separating and counting clostridium butyricum are achieved; and secondly, the effect is remarkable, direct and effective, and the cost is low.

The invention discloses a chitosan pigment dyeing binding agent added with sodium thioglycollate. The pigment dyeing binding agent is obtained by mixing sodium thioglycollate and chitosan. A preparing method of the chitosan pigment dyeing binding agent added with sodium thioglycollate comprises the steps that a sodium thioglycollate aqueous solution is sprayed to the surface of chitosan, and then the mixture is put into an oven to be dried to the constant weight at a high temperature; after drying, the mixture is smashed and then subjected to ultrasonic action for 1-2 h. According to the chitosan pigment dyeing binding agent added with sodium thioglycollate and the preparing method of the chitosan pigment dyeing binding agent added with sodium thioglycollate, added sodium thioglycollate can replace urea and olyoxyethylene lauryl ether added in the chitosan pigment dyeing process, the adding amount of chitosan is reduced, the pigment dyeing cost is reduced, and the color fastness and hand feeling quality of dyed fabric can be improved; the preparing process is simple, the sodium thioglycollate aqueous solution is sprayed into chitosan, no chemical preparation needs to be added, no new equipment or process needs to be added, the preparing process is simple, environmentally friendly, efficient and free of pollution, process cost is reduced, and high economic benefits and market promotion value are achieved.