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99 results about "Sodium thiophosphate" patented technology

Sodium triphosphate (STP), also sodium tripolyphosphate (STPP), or tripolyphosphate (TPP),) is an inorganic compound with formula Na5P3O10. It is the sodium salt of the polyphosphate penta-anion, which is the conjugate base of triphosphoric acid.

Preparation method of gourmet powder industrial waste water treatment membrane cleaning agent

The invention relates to a preparation method of a gourmet powder industrial waste water treatment membrane cleaning agent. The preparation method comprises the following steps of: mixing inorganic salt, a coupling agent, a function monomer with surface activity, a stabilizer, an addition agent, an organic solvent and deionized water, placing the materials in a reactor, and stirring at normal temperature and normal pressure to prepare the gourmet powder industrial waste water treatment membrane cleaning agent. The gourmet powder industrial waste water treatment membrane cleaning agent is prepared by using ethanol water as the medium and comprises the following components in percent by weight: 20-33% of sodium hydroxide, 0.5-5% of sodium triphosphate, 2.5-5% of sodium alkyl benzene sulfonate, 0.1-0.5% of alkyl polyglucoside, 1-5% of kieselguhr, 1-5% of sodium hypochlorite, 1-6% of sodium silicate, 0.3-0.8% of fatty alcohol polyoxyethylene ether sulfate, 0.1-0.5% of zirconium aluminum acid ester coupling agent, 0-5% of sodium sulfate, 0-8% of sodium carbonate, 0-7% of edetic acid disodium slat, 5-10% of ethanol and 35-45% of water. The gourmet powder industrial waste water treatment membrane cleaning agent is prepared by the step of stirring the components for 4-8h at room temperature and normal pressure in a reactor.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Trihydrate 3-amino propyl amine ethyl phosphorothioic acid high purity stable crystal and preparation thereof

The invention relates to the field of chemosynthesis, a trihydrate 3-aminopropyl amine ethyl thiophosphoric acid(amifostine)stable crystal and a preparation method thereof. The method comprises the following steps: step one, according to the molar ratio of between 1.01 to 1.0 and 1.2 to 1.0, N-(2-bromethyl)-1,3-propane diamine bi-hydrobromide and sodium thiophosphate are dissolved in water, are added with a polar aprotic solvent as an accelerant and react at a temperature of between 10 and 40 DEG C; after reaction, the mixture is directly cooled to precipitate a coarse product of trihydrate amifostine; step two, the coarse product of the trihydrate amifostine obtained in the step one is subjected to primary recrystallization and purification, is dissolved in the water and is precipitated out through methanol to obtain anhydrous amifostine; and step three, the anhydrous amifostine obtained in the step two is subjected to secondary recrystallization and purification, is dissolved in the water and is decolored through active carbon; and the trihydrate amifostine crystal is precipitated out through ethanol. The purity of the crystal is more than or equal to 99.5 percent; the content of mercaptan is less than or equal to 0.1 percent; the content of other relevant substances is less than or equal to 0.1 percent; and a product is stable and is suitable for scale production.
Owner:MERRO PHARMA +1

Sterilization type seed-dressing agent containing Chinese herbal medicines

The invention provides a sterilization type seed-dressing agent containing Chinese herbal medicines. The sterilization type seed-dressing agent is characterized by comprising, by weight parts, 3-4 parts of Graceful Jessamine Herb, 8-10 parts of radix stemonae, 10-15 parts of Flos Lonicerae, 10-15 parts of gelsemium elegans, 4-5 parts of matrine, 3-4 parts of capsaicin, 1-2 parts of rose essential oil, 1-3 parts of polyhexamethylene guanidine, 1-3 parts of microelements, 1-3 parts of sodium fulvate, 3-5 parts of protide whey protein, 3-5 parts of sodium triphosphate, 6-8 parts of Tween 60, 8-10 parts of macromolecular water-absorbent resin, 10-13 parts of carboxymethylcellulose, 9-11 parts of zeolite powder and 3-5 parts of gelatin. The seed-dressing agent can remarkably improve seed germination rate and have the advantages of reducing pest and disease damage at a seedling stage, being green, having a sterilization effect, being environmentally friendly, resisting drought and being long in action time.
Owner:岳西县爱多收农化有限公司
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