544 results about "Trichloroisocyanuric acid" patented technology

The production process of chlorinated isocyanuric acid is characterized by that it makes the chlorine gas pass through solid carbonate or solid bicarbonate powder to obtain mixed gas, and introduces the mixed gas into suspensoid of cyanuric acid or monosodium cyanurate to make reaction and obtain symclosene or sodium dichloroisocyanurate. Said ivnented process can produce pure chloride-free chlorinated isocyanuric acid, its product colour is good, and the residuum produced after reaction of carbonate or bicarbonate and chlorine gas is another product.

The invention belongs to a synthetic method for insecticide fipronil and ethiprole, as well as the derivant thereof. The invention has the method that trichloroisocyanuric acid is taken as oxidant, room temperature ion solution and methyl cyanide mixture are taken as solvent, under the existence of catalyst, chemical compound 2 is oxidized selectively to prepare chemical compound 1. Chemical compound 3 and halogenated hydrocarbon are taken as starting material, and under the existence of the catalyst, the chemical compound 2 is prepared. The method has the advantages that the operation is simple, the yield rate is good, the invention is environmentally friendly, the cost is low, etc.

The invention relates to a surface oxidation modification process for waste tire rubber powder for modification of asphalt. The process comprises the following steps: dispersing waste tire rubber powder in water, adding a certain amount of oxidant, stirring at the temperature of 25-80 DEG C for 1.5 hours at constant temperature, wherein the oxidant is one of sodium dichloro isocyanurate, trichloroisocyanuric acid, sodium hypochlorite or hydrogen peroxide; the oxidant amount accounts for 3-30 percent of the mass of the waste tire rubber powder, filtering and drying to obtain the oxidized modified rubber powder after the reaction is ended, wherein the oxidized modified rubber powder serves as an asphalt modifier to prepare the rubber powder modified asphalt, so that the performance of the modified asphalt is regulated. The method is low in energy consumption, the oxidant is low in price and readily available, industrial application is easily realized, and the main performances such as the softening point, needle penetration and ductility of the modified asphalt can be effectively regulated.

A method for in-situ chemical treatment and remediation of heavily-polluted black and odorous water bottom mud comprises the following steps that firstly, a saturated sodium carbonate solution is added into the black and odorous water bottom mud; secondly, a sodium percarbonate working solution is added into the black and odorous water bottom mud; thirdly, symclosene is added into black and odorous water; fourthly, non-ionic polyacrylamide is added into the black and odorous water so that the ecological transparence of the black and odorous water can be larger than 40 cm. According to the method, the environment-friendly chemicals of sodium carbonate, sodium silicate, manganese dioxide, sodium percarbonate, sodium symclosene and polyacrylamide are adopted, singles and compounds are used in combination, biological degradation and abiotic degradation are combined, a heavily-polluted water area is subjected to comprehensive ecological remediation, black and odorous bottom mud organic matter of the polluted water is subjected to in-situ remediation by increasing dissolution oxygen, the chemical regents can take effect fast after being added into the water, the black and odorous phenomenon in the water can be relieved in a short time, the adding mode is simple, the environment-friendly chemicals are used, secondary pollution to the water is avoided, and toxicity is very low.

The invention relates to a testing agent for detecting ammonia nitrogen in water. The testing agent comprises A, B two packages, wherein the A is packaged by grinding and mixing sodium tartrate, natrium salicylicum, citric acid trisodium and nipride; the B is packaged by grinding and mixing sodium-hydroxide, lithium hydrate, citric acid trisodium, babysafe, symclosene and symclosene. When use the testing agent, adding a pack of A into sample water, adding a pack of B after placing 2 minutes, the water will display blue-green color if there's ammonia nitrogen in the water, and the darkness of the color is in proportion to the concentration of the ammonia nitrogen; placing 10 minutes, comparing it with the standard color matching card, color matching disc to read the concentration of the ammonia nitrogen in the water.

The invention provides special slow release composite fertilizer for red jujubes. The special slow release composite fertilizer consists of the following raw material components in parts by weight: 40-50 parts of edible mushroom slag, 20-30 parts of saw dust, 20-30 parts of rice husks, 8-10 parts of bone powder, 50-60 parts of pig manure, 20-25 parts of vermiculite powder, 5-10 parts of sodium lignosulphonate, 18-20 parts of monoammonium phosphate, 20-30 parts of superphosphate, 10-15 parts of potassium chloride, 20-25 parts of urea, 1-2 parts of zinc sulfate, 1-2 parts of potassium borate, 2-3 parts of ferric sulfate, 0.2-0.4 part of manganese sulfate, 0.5-1.0 part of trichloroisocyanuric acid, 5-8 parts of PPGGE, 5-8 parts of crylic acid, 10-15 parts of polypropylene glycol, 0.1-0.4 part of ammonium persulphate, 4-6 parts of hydroxypropyl chitosan and 10-15 parts of a fertilizer additive. According to the special slow release composite fertilizer for the red jujubes, by the combination of organic and inorganic matters, the soil fertility is improved; by virtue of the added vermiculite powder, heavy metal ions in soil can be effectively absorbed, the yield is increased, and the red jujube quality is improved.

Disclosed are methods for making aldehydes and ketones comprising allowing the corresponding primary or secondary alcohol to react in the presence of trichoroisocyanuric acid, a compound of formula R₁SR₂ and a base. In one embodiment, the alcohol is a compound of formula (I):

wherein R₃ is a protecting group.

Also disclosed are methods for making 3-O-protected morphine dienol carboxylates comprising allowing a compound of formula (I) to oxidize in the presence of a chlorine-containing compound and a compound of formula R₁SR₂; and allowing the product of the oxidation step to react with an acylating agent.

The invention relates to a method for synthesizing an organic compound. The method for synthesizing ethyl pyruvate adopts ethyl lactate and sodium hydroxide bicarbonate as raw materials, and the raw materials of ethyl lactate and sodium bicarbonate are prepared according to certain mole ratios and are processed by synthetic reaction in an organic solvent under the existence of an oxynitride catalyst and oxidizer trichloroisocyanuric acid; and after reaction, reaction liquid is processed by filtration, solvent removal, pressure reduction and distillation and then is collected to obtain the ethyl pyruvate product. Compared with the traditional method, the method for synthesizing the ethyl pyruvate is outstandingly characterized by reasonable proportion of reaction raw materials, simple and easily operated process, nearly 100 percent of percent conversion of the raw materials by particularly adopting the novel catalyst oxynitride and the oxidizer trichloroisocyanuric acid (TCCA), capability of quantitative reaction and high purity and yield of products obtained by reaction, thereby meeting the requirement of each industry on application.

The invention provides a preparation for controlling plant pathogenic nematodes. One or any of trichloroisocyanuric acid, chloroisobromine cyanuric acid and sodium dichloro isocyanurate and one or more of cosolvent, surfactant and filler are mixed to form the preparation. In addition, the invention also discloses a method for controlling plant pathogenic nematodes, in which the compound or the preparation is diluted in water and then irrigated to the roots of crops suffering from nematodes or sprinkled in soil to kill nematodes. The invention can effectively control the harm of nematodes, and can replace the usage of high-toxicity pesticides or reduce the usage of pesticides to the max, so that the harm of pesticide residue on the human being and livestock and environment pollution can be reduced. The preparation is highly effective, low in toxicity, green and environment-friendly, and is easy and convenient to operate and easy to popularize and use.

The invention provides a method for preparing a chlorine-containing disinfectant fluid. The chlorine-containing disinfectant fluid comprises a compound complexing agent, a chlorine-containing disinfectant and a stabilizer, wherein the compound complexing agent is a mixture of nonylphenol polyoxyethylene ether ammonium sulfate and polyvinylpyrrolidone; the chlorine-containing disinfectant comprises sodium hypochlorite, trichloroisocyanuric acid and sodium dichloroisocyanurate; and the stabilizer is amino sulfanilic acid. The components are dissolved and diluted in water according to the proportion specified in specifications and the method. The prepared chlorine-containing disinfectant fluid has high disinfecting capability and stable effective chlorine, and can be widely applied in the fields of indoor air disinfection, skin disinfectants and the like.

The invention discloses a preparation method of a stable compound halogen organic disinfectant. The stable compound organic disinfectant provided by the invention comprises main effective components of 1,3-dibromo-5,5-dimethylhydantoin (or 1,3-dichloro-5,5-dimethylhydantoin or 1-bromo-3-chloro-5,5-dimethylhydantoin) and trichloroisocyanuric acid (or sodium dichloroisocyanurate); necessary auxiliary additives (anhydrous sodium sulfate, sodium chloride or sodium bromide, sodium carbonate or sodium bicarbonate and sodium alkyl benzene sulfonate) are added; and dosage forms include powder, granules and tablets.

The invention aims at providing a novel rabeprazole sodium compound and a novel preparation method thereof. A novel oxidizing agent of trichloroisocyanuric acid is adopted for controlling the oxidization from thioether into sulfoxide, and the oxidization from the thioether into the sulfoxide is perfectly controlled. Because the invention shortens the reaction steps, and few other impurities are introduced in the process of synthesizing chiral rabeprazole sodium, so the purification process is easier, the purity and the yield of obtained finally products are high, and the invention is applicable to large-scale industrial production.

The invention discloses a denitrogenation agent. The denitrogenation agent is prepared from, by weight, 50-70 parts of main components, 20-40 parts of promoting components and 1-10 parts of auxiliary components. The main components are formed by mixing chlorite, hypochlorite and sym-closene salt according to the mass ratio of 1:1.5-2.5:1-5. The promoting components are formed by mixing manganese dioxide and ferric trichloride according to the mass ratio of 1:2-8, and the auxiliary components are soluble carbonate. The denitrogenation agent can effectively remove remaining ammonia and nitrogen in low-concentration ammonia and nitrogen wastewater, the removing efficiency is high, the using amount is small, raw materials of the denitrogenation agent are economical and easy to obtain, processing and preparing are easy, and cost is low.

The chemical compound for sewage treatment consists of aluminum chloride polymer 94-98 wt% and iron trichloride 2-6 wt%. Here, aluminum chloride polymer may be replaced with iron sulfate polymer; and polyacrylamide, copper dichloride, symclosene, etc. may be also added into the chemical compound for suiting varying sewage. The chemical compound may be recovered for reuse, and has low water treating cost. The treated water can reach GB/14848-2001V standard.

The invention, relating to a disinfectant, particularly discloses a preparation method of a fumigating agent for enclosable spaces, such as animal building, cocoonery, mushroom house, and ward. The fumigating agent comprises 150 weight parts of trichloroisocyanuric acid as a host agent, and 50 weight parts of an adjuvant comprising folium artemisiae argyi, dried orange peel and glucose. The packaging of the fumigating agent is characterized by taking the materials according to the formula, crushing folium artemisiae argyi and dried orange peel and then mixing the crushed materials with glucose, then filling the mixture into the lower portion of a plastic bag, tying the plastic bag tightly with a metal line, then filling the host agent trichloroisocyanuric acid in the upper portion of the plastic bag, and tying the mouth of the plastic bag tightly and sealing. According to the invention, by using the traditional Chinese medicine components with the effect of expelling insects as the adjuvant, the disinfection effect is raised; by adding the glucose as a reducing agent in the adjuvant, the release of chlorine in trichloroisocyanuric acid is benefited; by using the unified packaging of the host agent and the adjuvant, the drug effect is stable, mixing is easy before use, the ignition is convenient, the amount of smoke release is large and uniform, the particles are fine, the penetrability is strong, and all bacteria, virus, fungi and gemma in the space can be rapidly killed.

To provide a modified polymer substrate that has both excellent releasability from an accretion adhering to a surface of the substrate and functions for intended use other than releasability, and to provide a method for producing the modified polymer substrate. A modified polymer substrate (1) includes a polymer substrate (2) containing an organic component having unsaturated carbon-to-carbon double bonds, and an organic group having a functional group (R¹) arranged to provide functions to a surface of the polymer substrate, wherein the organic group is bonded to the surface of the polymer substrate via an isocyanuraic acid backbone by bringing a treatment solvent (3) that contains (a) a trichloroisocyanuric acid and (b) a compound having an unsaturated carbon-to-carbon double bond and an organic group having a functional group (R¹) arranged to provide functions to the surface of the polymer substrate into contact with the surface of the polymer substrate.

The invention discloses a seed pelleting method for promoting one-time seeding of full seedlings under wet direct seeding paddy flooding conditions. The seed pelleting method includes steps of: A, seed selection; B, seed sterilization: using trichloroisocyanuric acid or hydrogen peroxide; C, pelleting agent formulation preparation: preparing according to a mass ratio of clay, talcum powder and calcium peroxide; D, binder preparation: mixing polyvinyl alcohol with water to prepare a binder solution; E, pelleting: calculating and weighing ingredients in the pelleting agent formulation according to final pelleting multiple, and mixing well to obtain pelleted seeds; F, seed storage: air-drying, and vacuum-packaging; G, land preparation: adopting modes of land soaking, water tillage, land raking and land weeding for land preparation during wet direct seeding; H, seeding. The seed pelleting method is suitable for wet direct seeding of early, middle and late paddy, seed consumption is saved, germination rate and seedling quality of wet direct seeding paddy seeds under flooding conditions are improved remarkably, stress resistance of paddy seedlings is enhanced, and one-time seeding of full seedlings under the flooding conditions after wet direct seeding paddy seeding is guaranteed.

The invention discloses an LED lamp fireproof flame-retardant lampshade material. The LED lamp fireproof flame-retardant lampshade material is prepared from, by mass, 40-60 parts of tetrachloroethylene, 5-20 parts of normal hexane, 5-10 parts of diethylene glycol monobutyl ether, 5-20 parts of xylene, 1-5 parts of benzotriazole, 1-5 parts of isopropyl alcoholize triphenyl phosphate ester, 5-20 parts of isopropanol, 15-25 parts of melamine, 5-8 parts of urea, 15-19 parts of sodium silicate, 10-14 parts of carboxymethylcellulose, 1-3 parts of ferrocene, 1-2 parts of 2,4-bis(n-octylthiomethyl)-6-methylphenol, 2-3 parts of polyvinylidene fluoride, 1-2 parts of angelica oil, 2-3 parts of decabromodiphenyl ether, 1-2 parts of zinc borate and 0.6-0.8 part of symclosene. The LED lamp fireproof flame-retardant lampshade material has the good flame-retardant and fireproof effects, and has the good flame-retardant effect when an LED lamp is burnt due to the short-circuiting and other phenomena.