46 results about "Inorganic phosphorus compounds" patented technology

Molding compositions MC having a reduced tendency to yellow with thermal stress which consist of a polymer PM containing units of formula I: blending from 0.005-1 wt % of at least one reducing inorganic phosphorus compound IP selected from the group consisting of phosphinic and phosphonic acid and its alkali metal, alkaline-earth metal, aluminum and ammonium salts, wherein the ammonium ion can be substituted with up to four C1-C4 alkyl and / or C5-C8 cycloalkyl groups, with the polymer PM after conclusion of the imidation reaction.

The present invention provides a manufacturing method of copolyester for low acetaldehyde content of PET bottles. The polyethylene terephthalate (PET) polymer is added with an appropriate modifier in order to decrease the production of acetaldehyde caused by pyrolysis side reaction during the blow molding process of PET bottles. The modifier comprises stabilizer and primary antioxidant, wherein the stabilizer is an inorganic phosphorous compound with an addition quantity of 0.003~0.5 weight % based on the weight of the total copolyester copolymer and the primary antioxidant is a hindered phenolic antioxidant containing Ca+2 with an addition quantity of 0.005~5.0 weight % based on the weight of the total copolyester copolymer. The present invention owns an improving effect of decreasing the production of side product-acetaldehyde at least 30% than those without the addition of said modifier.

The present invention provides a manufacturing method of copolyester for low acetaldehyde content of PET bottles. The polyethylene terephthalate (PET) polymer is added with an appropriate modifier in order to decrease the production of acetaldehyde caused by pyrolysis side reaction during the blow molding process of PET bottles. The modifier comprises stabilizer and primary antioxidant, wherein the stabilizer is an inorganic phosphorous compound with an addition quantity of 0.003~0.5 weight % based on the weight of the total copolyester copolymer and the primary antioxidant is a hindered phenolic antioxidant containing Ca+2 with an addition quantity of 0.005~5.0 weight % based on the weight of the total copolyester copolymer. The present invention owns an improving effect of decreasing the production of side product-acetaldehyde at least 30% than those without the addition of said modifier.

Disclosed is a flame retardant composition which comprises: a flame retardant composition comprising 1 to 99 parts by mass of a salt of piperazine with an inorganic phosphorus compound selected from piperazine phosphate, piperazine pyrophosphate, piperazine polyphosphate and a mixture of two or more of these piperazine salts (component (A)), and 99 to 1 part by mass of a salt of melamine with an inorganic phosphorus compound selected from melamine phosphate, melamine pyrophosphate, melamine polyphosphate and a mixture of two or more of these melamine salts (component (B)) (provided that the total amount of the components (A) and (B) is 100 parts by mass); 0.01 to 10 parts by mass of a silicone oil (component (C)); and 0.01 to 20 parts by mass of a monoester compound (component (D)) produced by reacting a monoamide compound of a higher aliphatic carboxylic acid and / or a higher aliphatic carboxylic acid with a univalent to trivalent alcoholic compound.

The invention provides a metal corrosion inhibitor composition, a metal corrosion inhibitor thereof and an application thereof. The metal corrosion inhibitor composition contains a water-soluble inorganic zinc salt, an organic phosphine compound, an inorganic phosphorus compound, polyepoxysuccinic acid, a polyacrylamide polymer, and a gluconate, wherein the weight ratio is 0.5-5:0.1-5:0.1-2.5:0.5-8:3-20:1. The metal corrosion inhibitor of the invention has the advantages of good water solubility, and easy complex use with other water processing agents, can satisfy anticorrosion requirements of various metal devices (such as copper devices), and also can satisfy requirements of carbon steel devices of a system, so the metal corrosion inhibitor has very high industrial application values.

A multifunctional dispersant useful in lubricating compositions is prepared by heating together (a) a dispersant and (b) 2,5-dimercapto-1,3,4-thiadiazole or a hydrocarbyl-substituted 2,5-dimercapto-1,3,4-thiadiazole which is substantially insoluble in a hydrocarbon oil of lubricating viscosity at 25° C., and further either (c) a borating agent or (d) an inorganic phosphorus compound, or both (c) and (d). The heating is sufficient to provide a reaction product of (a), (b), and (c) or (d) which is soluble in hydrocarbon oil at 25° C.

A flame retardant composition contains, with respect to a flame retardant composition containing 1 to 99 parts by mass of a salt of piperazine and an inorganic phosphorus compound (component (A)) selected from piperazine phosphate, piperazine pyrophosphate, piperazine polyphosphate, or a mixture of at least two of the piperazine salts, and 99 to 1 parts by mass of a salt of melamine and an inorganic phosphorus compound (component (B)) selected from melamine phosphate, melamine pyrophosphate, melamine polyphosphate, or a mixture of at least two of the melamine salts (wherein the total of the component (A) and the component (B) is 100 parts by mass): 0.01 to 10 parts by mass of silicone oil; and 0.01 to 20 parts by mass of a monoamide compound of a higher aliphatic carboxylic acid and / or a monoester compound produced by reacting a higher aliphatic carboxylic acid with a monovalent to trivalent alcohol compound.

The invention relate to a composite corrosion-inhibiting and antisludging agent composition. The composite corrosion-inhibiting and antisludging agent composition contains water-soluble oxidizing inorganic metal salt, an inorganic phosphorus chemical compound, an organic phosphine chemical compound, an adsorption film type corrosion inhibiting agent, a non-phosphorus dispersal polymer, water-soluble inorganic zinc salt, an oxidizer and mineral acids except a phosphoric acid, of which the weight ratio is 1:(0.1-3):(0.1-10):(0.5-50):(0.5-50):(0.5-25):(0.5-5):(0.5-10). The invention further relates to a preparation method of the composite corrosion-inhibiting and antisludging agent composition. The method comprises the following step: mixing components in the composite corrosion-inhibiting and antisludging agent composition with water, wherein the composite corrosion-inhibiting and antisludging agent composition is the composite corrosion-inhibiting and antisludging agent composition disclosed by the invention. The corrosion-inhibiting performance and the antisludging performance of the composition corrosion-inhibiting and antisludging agent composition provided by the invention are obviously improved.

The invention provides a synergist for reducing the stone powder adsorption performance in siliceous machine-made sand and a preparation method thereof, and belongs to the field of machine-made sand concrete preparation. The synergist comprises, by weight, the following raw materials: 50-60 parts of a adsorption and dispersion component, 20-25 parts of an adsorption and chelating component; 0-30 parts of a retarding component; 0-10 parts of other performance improving components; the adsorption and dispersion component is one or a combination of a plurality of air-entraining surfactants; and the adsorption chelating component is one or a combination of two of an organophosphorus compound and inorganic phosphorus compound. The synergist for reducing the stone powder adsorption performance in the siliceous machine-made sand can improve the workability and strength of concrete, maintain the slump of the concrete, has low mixing amount and low cost, and has a better effect on the machine-made sand with high content of the stone powder.

A fibrous reinforcement including a fibrous support treated throughout or covered at least partially on one of its surfaces with a compound containing: i) one or more thermosetting prepolymers having a softening temperature of 150° C. or lower and / or one or more thermoplastic polymers having a glass transition temperature lower than 300° C.; and ii) one or more inorganic phosphorus compounds. The treatment ratio of the fibrous support with the inorganic phosphorus compound(s) falls within the range of 2%-20% by weight. The fibrous reinforcement is suitable for use as a fireproofing agent.

Disclosed is a poly(arylene sulfide) resin composition which contains a poly(arylene sulfide) (A) and a polyamide (B) as essential components, and further contains an organic phosphorus compound (C) selected from the group consisting of an aromatic phosphite compound and an aromatic phosphonite compound and an inorganic phosphorus compound (D) selected from the group consisting of a metal salt of phosphorous acid and a metal salt of hypophosphorous acid as additional essential components. Also disclosed is a process for producing the poly(arylene sulfide) resin composition. Further disclosed is a surface mount electronic component. The poly(arylene sulfide) resin composition has excellent heat resistance, does not cause the deterioration in mechanical strength including bend strength even when the resin composition is heat-treated under high temperature conditions by passing the resin composition through a reflow furnace, and has excellent flame retardancy.

The invention relates to a method for treating glyphosate waste water by using calcium hypochlorite waste water. The method comprises the following steps: performing redox reaction on calcium hypochlorite waste water and glyphosate waste water, converting glyphosate and phosphite radical in the glyphosate waste water into inorganic phosphorus compounds, and combining with calcium ions in the treating liquid to form precipitate, so that the content and COD value of total phosphorus in a permeate can be reduced, and the purpose of treating glyphosate waste water can be achieved. Compared with the traditional treatment method, the method is good in effect and low in cost, the adopted treating liquid is waste water, so that the method is economic and environmentally friendly, capable of achieving the purposes of treating wastes with wastes and realizing comprehensive treatment, as well as is simple to operate, mild in conditions, and capable of performing large-scale treatment, and the treated waste water is in accord with the national emission standard and can be directly emitted.

A fibrous reinforcement including a fibrous support treated throughout or covered at least partially on one of its surfaces with a compound containing: i) one or more thermosetting prepolymers having a softening temperature of 150° C. or lower and / or one or more thermoplastic polymers having a glass transition temperature lower than 300° C.; and ii) one or more inorganic phosphorus compounds. The treatment ratio of the fibrous support with the inorganic phosphorus compound(s) falls within the range of 2%–20% by weight. The fibrous reinforcement is suitable for use as a fireproofing agent.

Provided is a method for obtaining a chemical conversion coating-treated zinc-aluminum-magnesium alloy-plated steel sheet having extremely excellent in corrosion resistance and adhesiveness to a resin coating film. The method is for treating the surface of a zinc-aluminum-magnesium alloy-plated steel sheet with a metal surface treatment agent, in which the metal surface treatment agent contains a compound (A) having a zirconyl ([Zr═O]2+) structure, a vanadium compound (B), a titanium fluorocomplex compound (C), an organic phosphorus compound (Da) containing a phosphoric acid group and / or a phosphonic acid group, an inorganic phosphorus compound (Db), a specific aqueous acrylic resin (E), and an oxazoline group-containing polymer (F) as a curing agent, each in a predetermined amount, and the pH of the metal surface treatment agent is 3 to 6.

A composition for controlling harmful bio-organisms comprising (a) at least one imidazole compound represented by formula (I): wherein R represents a lower alkyl group or a lower alkoxy group; and n represents an integer of 1 to 5, as an active ingredient, and (b) at least one inorganic phosphorus compound and / or at least one fungicide for Phycomycetes as an active ingredient or (c) a spreader as an activity-enhancing ingredient, and a method for controlling harmful bio-organisms comprising applying the composition for controlling harmful bio-organisms onto harmful bio-organisms.

The present invention provides biofertilizer compositions comprising yeast cells with enhanced fixation of atmospheric nitrogen, decomposition of inorganic phosphorus and its compounds, decomposition of inorganic potassium and its compounds, decomposition of complex carbon compounds, overproduction of growth factors and excess Ability to produce ATP. The biological fertilizer composition of the invention can replace inorganic fertilizers to provide nitrogen, phosphorus and potassium to crops. The invention also includes a production method and an application method of the biological fertilizer composition.

The invention relates to a simple spectrophotometry lecithin content measuring method for fresh eggs. The principle of the method comprises the following steps of: separating egg yolk from egg white after the fresh eggs are boiled in boiling water and denatured, then thoroughly extracting grease of the egg yolk with anhydrous ether and transforming the lecithin into inorganic phosphorus compound. Ammonium phosphomolybdate is produced in acid condition and becomes blue molybdenum blue by reduction reaction. Color comparison is conducted under 650nm, phosphorus content is measured, and egg lecithin content is finally computed. As to egg products, the direct adoption of the method can meet the demand of analysis and measuring of daily laboratory. The simple egg lecithin content measuring method has the advantages of easy operation, high selectivity, reliable measuring result and being capable of getting rid of the disturbance of inorganic phosphorus of eggs.

A polyester resin composition for a toner comprising a titanium compound in an amount of from 0.005 to 4% by weight, and an inorganic phosphorus compound in an amount of from 0.001 to 5% by weight; a toner comprising the polyester resin composition as defined above; and a process for preparing the polyester resin composition for a toner as defined above, comprising the step of polycondensing the raw material monomers for the polyester in the presence of a titanium compound and an inorganic phosphorus compound. The polyester resin composition for a toner is suitably used as a resin binder for a toner for developing a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method or the like, a process for preparing the same, and a toner comprising the polyester resin composition.

The invention provides a phosphate fertilizer synergist, a preparation method of the phosphate fertilizer synergist, a phosphate fertilizer synergist powder and a phosphate fertilizer. The phosphate fertilizer synergist is prepared from wood vinegar, organic acid and / or organic acid salt and water, wherein the content of wood vinegar is 5-95%, preferably, 15-85%, more preferably, 25-75%, and the most preferably, 35-65%; the content of organic acid and / or organic acid salt is 0.5-50%, preferably, 5-45%, more preferably, 10-40%, and the most preferably, 10-30%; the content of water is 0-94.5%, preferably, 0-80%, more preferably, 0-65%, and the most preferably, 5-55%. The phosphate fertilizer synergist can be applied to soil directly and can also be applied after being mixed with the phosphate fertilizer, so that immobile phosphorous in the soil and the phosphate fertilizer is activated, and poorly-soluble inorganic phosphorus compounds are absorbed and utilized by crops. Besides, all components of the phosphate fertilizer synergist are selected from natural products, and thus the phosphate fertilizer synergist is friendly to the soil environment and can increase the utilization rate of the phosphate fertilizer.

A nonaqueous electrolyte secondary battery includes a positive electrode having a positive electrode active material layer provided on a positive electrode collector, a negative electrode having a negative electrode active material layer provided on a negative electrode collector, and a nonaqueous electrolyte. The nonaqueous electrolyte contains at least one member selected from the group consisting of sulfone compounds represented by the following formulae (1) and (2); and an inorganic phosphorus compound represented by the following formula (3) exists on the surface of a positive electrode active material: R1 represents CmH2m-n1Xn2; X represents a halogen; m represents an integer of from 2 to 7; each of n1 and n2 independently represents an integer of from 0 to 2m; R2 represents CjH2j-k1Zk2; Z represents a halogen; j represents an integer of from 2 to 7; each of k1 and k2 independently represents an integer of from 0 to 2j; each of R3, R4 and R5 independently represents H or OH; and a is 0 or 1.

The present invention relates to a polyarylene sulfide resin composition, which comprises polyarylene sulfide (A) and polyamide (B) as essential components, and further includes an organic phosphorus compound (C), which is selected from the group consisting of an aromatic phosfite compound and an aromatic phosphonaite compound, and an inorganic phosphorus compound (D), which is selected from the group consisting from a metal salt of phosphorous acid and a metal salt of hypophosphoric acid as essential components, in addition to the polyarylene sulfide (A) and the polyamide (B); a manufacturing method thereof; and a surface mount electronic component. The polyarylene sulfide resin composition has excellent heat resistance, does not decrease mechanical properties such as bending strength even if heating treatment is performed under the high temperature condition by passing through a reflow furnace, and has excellent flame retardance.

The invention discloses a preparation method of organophosphorus compound modified ZSM-5 zeolite. The method comprises the following steps: the roasted nano H-type ZSM-5 zeolite is stirred and impregnated in a pre-prepared organophosphorus compound solution, the concentration of the organophosphorus compound in the organophosphorus compound solution is 0.01-2 mol / L, and the organophosphorus compound solution and the roasted nano ZSM-5 zeolite are in a volume ratio of 1:1-20:1; the solvent is removed by distillation, and the organophosphorus compound modified ZSM-5 zeolite is obtained by dryingand roasting. According to the nano ZSM-5 zeolite modified with the organophosphorus compound, crystallinity, pore structure, acidity, catalytic reaction performance and retention after high temperature hydrothermal treatment are obviously better than those of nano ZSM-5 zeolite which are not modified or modified with an inorganic phosphorus compound as a phosphorus source.

To provide a herbicidal agrichemical composition having a HPPD inhibitory action and a herbicidal method using the same.A herbicidal agrichemical composition comprising: a herbicidal active ingredient having a 4-hydroxyphenylpyruvate dioxygenase (HPPD) inhibitory action; and an inorganic phosphorus compound comprising a phosphorus oxoacid or an agriculturally acceptable salt thereof.

The present invention relates to a polyarylene sulfide resin composition, which comprises polyarylene sulfide (A) and polyamide (B) as essential components, and further includes an organic phosphorus compound (C), which is selected from the group consisting of an aromatic phosphite compound and an aromatic phosphonate compound, and an inorganic phosphorus compound (D), which is selected from the group consisting from a metal salt of phosphorous acid and a metal salt of hypophosphoric acid as essential components, in addition to the polyarylene sulfide (A) and the polyamide (B); a manufacturing method thereof; and a surface mount electronic component. The polyarylene sulfide resin composition has excellent heat resistance, does not decrease mechanical properties such as bending strength even if heating treatment is performed under the high temperature condition by passing through a reflow furnace, and has excellent flame retardance.

A basic magnesium sulfate powder according to the present invention has a surface at least partially coated with an inorganic phosphorus compound. The basic magnesium sulfate powder preferably has a phosphorus content of from 0.001 to 5.0 mass %.

The invention discloses a pichia farinose strain FL7CGMCC N0.4008 which can dissolve inorganic phosphorus compounds and application thereof. The experimental results show that the pichia farinose strain FL7CGMCC N0.4008 has the functions of dissolving inorganic phosphorus compounds and using celluloses, and has good tolerance to high temperature, high NaCL concentration, high ammonium ion concentration and alkaline environment.

The invention relates to a recycling method for phosphorus in phosphorus-containing waste. The phosphorus-containing waste comprises one or more organophosphorus compounds and inorganic phosphorus compounds. The method comprises the following steps: concentrating the phosphorus-containing waste, and effectively separating organophosphorus from inorganic phosphorus to obtain inorganic phosphate; purifying the obtained inorganic phosphate to obtain a high-purity phosphate product; preparing diammonium hydrogen phosphate with a purity meeting requirements by using the inorganic phosphate; and recycling the diammonium hydrogen phosphate as a catalyst for acetic acid cracking. According to the method, organophosphorus in high-phosphorus-content waste can be effectively converted into inorganicphosphorus; meanwhile, the phosphorus element in the waste is recycled, and the obtained inorganic phosphorus is purified to prepare high-purity inorganic phosphate, so the pollution emission of phosphorus resources is reduced.

The invention discloses a fluorine-containing phosphate surfactant and a preparation method thereof. The preparation method comprises that 4-perfluoroalkenoxybenzene sulfonyl chloride and 2-methylaminoethanol as raw materials undergo a reaction in an organic solvent in the presence of an acid binding agent at a temperature of 0-150 DEG C for 2-12h, the product is treated to form N-ethoxy-N-methyl-4-perfluoroalkenoxybenzsulfamide, the N-ethoxy-N-methyl-4-perfluoroalkenoxybenzsulfamide and an inorganic phosphorus compound are mixed and undergo a reaction at a temperature of 30-200 DEG C for 2-24h, an alkali liquid is added into the reaction product and undergoes a reaction, the reaction solution is separated and the precipitates are subjected to dewatering and drying so that the fluorine-containing phosphate surfactant is obtained. The preparation method has simple processes. The fluorine-containing phosphate surfactant has excellent performances, a high reaction yield, low surface tension, high activity, good water and oil resistance, wettability, emulsibility and good environmental friendliness and can be used as an emulsifier and a wetting agent in an actual life.