17 results about "Organophosphate" patented technology

The present invention relates to a gel-type polymer electrolyte, a lithium metal battery comprising same, and a method for manufacturing same and, more specifically, comprises: an organic solvent; a lithium salt; an additive; and a crosslinked polymer, wherein a current collector includes an organic phosphate, the lithium salt includes at least one of a borate-based lithium salt and a fluorine-based lithium salt, and the organic phosphate is a low-molecular compound having a molecular weight (Mw) of 100-400 g / mol and is dispersed in the organic solvent.

This invention relates to the field of butadiene polymerization technology, and particularly to a butadiene polymerization catalytic system, preparation method, and butadiene polymerization method. The butadiene polymerization catalytic system includes component A, component B, component C, and component D. Component B is an alkylaluminum compound, component C is a boron trifluoride complex, and component D is a homogenizing agent. Component A consists of two parts: component A1 and component A2, wherein component A1 is nickel organophosphate, and component A2 is alkyl nickel acid with a cyclic structure. The preparation process of the catalyst of this invention is simpler, and the product has higher purity, a more defined composition, and a wider and more abundant supply of raw materials, thereby achieving the goals of reducing costs and stabilizing the production process and product quality. Using the technical solution provided by this invention for the production of nickel-based cis-butadiene rubber results in a high polymerization conversion rate of butadiene monomer, good physical and mechanical properties of the product, and low gel content.

The objective of this invention is to provide a treatment agent for polyester synthetic fibers, which improves the emulsion stability when the treatment agent is prepared as an aqueous dilution, reduces the adhesion of the fiber surface to which the treatment agent has been applied, and suppresses the reduction in fiber strength. The polyester synthetic fiber treatment agent of this invention contains at least 5% by mass of a (poly)oxyalkylene derivative (A), at least 1% by mass of an inorganic acid compound (B), and at least 5% by mass of an organophosphate compound (C). The 1% by mass aqueous dilution of the polyester synthetic fiber treatment agent has a pH of 5.5 or higher and 8.5 or lower at 25°C. The inorganic acid compound (B) is selected from at least one of sulfuric acid, nitric acid, hydrochloric acid, and their salts. The organophosphate compound (C) is selected from at least one of an organophosphate having an alkyl group having 16 or more and 20 or fewer carbon atoms, and their salts.

This invention discloses a compound modified masterbatch for improving the heat-sealing strength of PLA tea bags and its preparation method, belonging to the field of polymer materials technology. By weight, it comprises the following components: 35-50 parts polylactic acid carrier; 18-28 parts toughening agent; 3-8 parts composite nucleating agent; 1-4 parts crystallization promoter; 2-5 parts interface compatibilizer; and 0.5-2 parts antioxidant. The toughening agent is a blend of polybutylene adipate-terephthalate and polybutylene succinate in a mass ratio of (1.5-2.5):1. The composite nucleating agent is composed of an organophosphate nucleating agent and an acylhydrazine compound in a mass ratio of 1:(0.8-1.5). This invention systematically improves the heat-sealing strength of PLA tea bags from three dimensions—toughening, nucleation, and promotion—from the perspectives of interfacial adhesion, crystal structure, and molecular motion, overcoming the limitations of single modification methods.

This invention discloses a biocontrol and growth-promoting bacterium for garlic leaf blight. Bacillus sp.NWAFU 59-20 and its applications belong to the field of microbial biocontrol agents technology. Bacillus sp. NWAFU 59-20 was deposited on January 23, 2026, at the China Center for Type Culture Collection (CCTCC), Wuhan University, Wuhan, China, with accession number CCTCC NO: M 2026210. It possesses nitrogen-fixing, potassium-solubilizing, organophosphate-solubilizing, protease-producing, and cellulase-producing functions. Experiments on garlic seedling resistance to leaf blight and on the growth-promoting effects of garlic, cucumber, and tomato seedlings showed that this biocontrol strain significantly promoted the growth and development of garlic, cucumber, and tomato seedlings, significantly alleviated symptoms of garlic leaf blight, and exhibited good broad-spectrum resistance to plant diseases. This provides a valuable reference for the breeding of strains suitable for resistance to garlic leaf blight and for promoting growth.

This application relates to the technical field of environmental monitoring and data analysis, and particularly to a screening method for priority-controlled OPEs based on surface water concentration data. According to the organophosphate ester flame retardants (OPEs) exposure database, the monitoring data of each OPE compound within a specified time period is obtained. For each OPE compound, based on the monitoring data, the quantitative data of environmental persistence, bioaccumulation, and toxicity effects are respectively obtained, and the exposure potential index and hazard potential index are obtained through principal component analysis; the exposure potential index and hazard potential index are processed to obtain the priority control index; based on the priority control index, sorting is carried out to screen OPE compounds that meet the preset conditions, and the screening results are determined as the priority control targets. This application can simultaneously identify key pollutants with high exposure risks and high hazard risks, reveal the main risk drivers of different OPEs, and effectively support the screening and priority control decision-making of emerging pollutants.

The application belongs to the technical field of detection, and particularly relates to a detection method of 18 kinds of organic phosphate ester metabolites in urine. The detection method comprises the following steps: performing enzymolysis on the urine to be detected to obtain an enzymolysis solution; adjusting the pH value of the enzymolysis solution to 3.5-4.5, and then performing extraction by mixing and oscillating with mixed alkyl alcohol and tetrahydrofuran, adding a salting-out agent to separate layers, and obtaining an extraction solution; removing the solvent from the extraction solution, redissolving with an acetonitrile aqueous solution to obtain a test solution; performing liquid chromatography-tandem mass spectrometry on the test solution, and obtaining the content of the organic phosphate ester metabolites in the urine to be detected according to the obtained peak area and a predetermined standard curve. The detection method is based on supramolecular solvent microextraction combined with ultra-high performance liquid chromatography-tandem mass spectrometry, has simple pretreatment, short extraction time, and can quickly determine the content of 18 kinds of organic phosphate ester metabolites in urine; and the detection method has high sensitivity.

This invention belongs to the field of gene technology and discloses a bacterial strain B11 antagonistic to soft rot disease of Amorphophallus muelleri. Isolated from the rhizosphere soil of Amorphophallus muelleri, it was identified as the golden subspecies of *Pseudomonas aeruginosa*. This strain effectively inhibits the growth of the soft rot pathogen Pcc, reducing the incidence and disease index of soft rot in Amorphophallus muelleri. It also possesses the ability to dissolve organophosphates and produce siderophores, and exhibits broad-spectrum antagonistic activity against various fungal diseases of Amorphophallus muelleri, including white mold, leaf spot, and dry rot. Whole-genome analysis shows that the B11 genome is 6.77 Mb in size, with a GC content of 62.81%, encoding 5,964 genes, including gene clusters related to antibacterial activity such as phenazine, nitropyrrolizin, and siderophores. This strain has good development and application potential in the control of soft rot in Amorphophallus muelleri.

The application provides a battery fireproof partition plate and a preparation method thereof, a battery module and a new energy vehicle. The battery fireproof partition plate comprises a high-temperature heat-resistant insulating sheet, and the high-temperature heat-resistant insulating sheet is arranged on the outer side of a modified polyurethane fireproof core plate. The modified polyurethane fireproof core plate comprises component A and component B. Component A comprises 30-50 parts of medium-functionality polyether polyol, 1-5 parts of a catalyst, 1-10 parts of an organic phosphate, 10-25 parts of melamine phosphate, 1-10 parts of a low-functionality chain extender, 1-10 parts of pentaerythritol, 1-10 parts of aluminum hydroxide, 1-10 parts of hollow glass microbeads and 1-5 parts of a smoke suppressant. Component B comprises 20-40 parts of an isocyanate mixture. The battery fireproof partition plate not only has a good mechanical protection effect, but also improves the fireproof and heat insulation performance of the battery fireproof partition plate, that is, the fireproof and heat insulation time of the battery fireproof partition plate is 300 s at a temperature above 1300 DEG C, thereby effectively preventing the flame energy from spreading to the surrounding.

The application discloses a kind of composite piezoelectric catalytic materials for organic phosphate hydrolysis dephosphorization and preparation method and application thereof, belong to water pollution control technical field.The method uses the catalytic material that transition metal doped UiO-66 material is combined with barium titanate, and organic phosphate-containing wastewater is handled.The core mechanism is as follows: doped UiO-66 is responsible for enrichment and activation of pollutant molecules, and barium titanate generates piezoelectric effect under mechanical action to drive charge separation, and an efficient interface electron transfer path is constructed by the cooperation of the two, thereby the P-O-C bond of organic phosphate is broken in a directional manner, hydrolysis dephosphorization is realized, and harmless products are generated.The method of the application is different from traditional advanced oxidation technology, has the advantages of high dephosphorization efficiency, good selectivity, few side reactions, wide pH adaptation range, etc., and is suitable for efficient removal of various organic phosphate pollutants in water.

This disclosure relates to a polyamide composition containing a polyamide and small amounts of (a) a combination a sterically hindered phenolic primary antioxidant and an organophosphate antioxidant and / or (b) a blue dye, that unexpectedly provide color improvements to the resulting polyamide composition, both after the antioxidants have been introduced and for a sustained period of time thereafter.

This invention discloses a flame-retardant and thermally conductive styrene-butadiene rubber (SBR) composite material and its preparation method, comprising the following raw materials by weight: 100 parts SBR; 15 parts expandable graphite microcapsules; 45-55 parts reinforcing agent; 1-2 parts sulfur; 2-4 parts accelerator; 1-2 parts stearic acid; 2-10 parts zinc oxide; and 1-1.5 parts antioxidant RD. This invention uses expandable graphite as the core and hydroxyethyl methacrylate phosphate monomer as the shell material, selecting thermally conductive and insulating boron nitride-doped shells. Expandable graphite microcapsules containing organic phosphate esters and inorganic boron nitride are prepared through in-situ polymerization. Blending these microcapsules with SBR as the base material for tires can significantly improve the flame-retardant and thermally conductive properties of the SBR composite material.

The application discloses a composite titanium catalyst and a preparation method and application thereof, and relates to the technical field of chemical materials.The method comprises the following steps: S1: dissolving a titanate, a group IIIA compound, a group IVA compound and a rare earth organic salt in an organic solvent, and obtaining an intermediate product through reaction I; and S2: mixing the intermediate product with an organic phosphate, and obtaining the composite titanium catalyst through reaction II.The titanium catalyst prepared by the application has better stability, is resistant to hydrolysis, has high activity, and has a simple preparation process, and can be stored for a long time; the polyester product prepared by the application has good color and transparency, can reduce heavy metal pollution, has a lower production cost than the conventional antimony catalyst, and has a good industrial application prospect and value.

The present application relates to the technical field of soil pollution remediation, and particularly relates to an ecological method for in-situ rhizosphere regulation and enhanced degradation of organophosphate-contaminated soil, which comprises the following steps: planting high-efficiency host plants in the organophosphate-contaminated soil; inoculating a mixture of degrading bacteria and a sodium alginate-biochar composite carrier into the rhizosphere; burying conductive functional materials and applying a micro-voltage to construct a rhizosphere micro-electrochemical regulation system; laying a multi-parameter sensor array and connecting a central controller to monitor the rhizosphere pH, oxidation-reduction potential, pollutant concentration and microbial activity in real time, and automatically executing carbon source supplement, voltage adjustment or microbial agent replenishment instructions. After 60-180 days of operation, the removal rate of organophosphates reaches more than 90% and the microbial community is recovered. The present application significantly improves the degradation efficiency and stability through the synergistic effect of the four-in-one plant-microorganism-electrochemistry-intelligent regulation, and has the advantages of small environmental disturbance, low cost, strong adaptability and the like.

A vanadium liquid extractant and the use thereof. Raw materials for preparing the vanadium liquid extractant at least comprise the following components: organic phosphate, organic amine, and a diluent, the mass ratio of the organic phosphate, the organic amine, and the diluent being (2-4): (1-5): (5-10). By optimizing a vanadium liquid extractant formulation system, the number of extraction stages of tetravalent vanadium ions in a vanadium-containing feed liquid is reduced, and 99.5% or more impurities in the vanadium-containing feed liquid can be isolated without additionally adding an impurity removing agent or sodium hydroxide, providing a low-cost and simple-process preparation method for a vanadium electrolyte.

The utility model provides a kind of organic phosphate in water body high-efficiency concentration device, it is related to phosphate processing technical field, the outside of conical bottom separation tank is provided with phosphate high-efficiency concentration subassembly, the phosphate high-efficiency concentration subassembly includes the liquid pumping pump connected in the outer wall of conical bottom separation tank, the outside of the liquid pumping pump is connected with filter sampling pipe, the one side of filter sampling pipe is connected with infusion tube;With reciprocating type air pressure pump reciprocates, liquid is extruded into filter sampling pipe by infusion tube, and the liquid pumping pump between secondary filter disc and tertiary filter disc directly extracts filtered liquid into filter sampling pipe, directly carries out subsequent filtration, and hydraulic pump rod drives extruding rod to adjust, to drive folding enrichment column to stretch and retract, and the C18 filter membrane filled in folding enrichment column interior uses multilayer composite material, effectively intercepts fine particle, and can adjust the height of folding enrichment column, to reach the effect of adjusting enrichment efficiency.

This invention belongs to the field of oilfield chemical process technology, specifically relating to a method for preparing a high-temperature corrosion inhibitor for deep natural gas wells. The method involves dissolving 5-20 parts of a quaternary ammonium salt compound in a solvent; adding ferrous sulfate and stirring in a constant-temperature water bath at 30℃-50℃ until completely dissolved; then slowly adding 5-15 parts of a polyamine compound and a 50% ammonium persulfate aqueous solution sequentially, causing the reaction to be exothermic, resulting in a temperature rise followed by a drop. When the temperature drops to 70℃-75℃, the pH is controlled at 6-8, and the mixture is kept at a constant temperature in a constant-temperature water bath at 60℃-90℃ for 4-7 hours to obtain a copolymer; then slowly adding 5-10 parts of an organophosphate compound, 4-8 parts of nanomaterials, and 1-5 parts of a surfactant sequentially to the copolymer to form the high-temperature corrosion inhibitor, which is used for corrosion inhibition and protection in gas field production systems.