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91 results about "Ammonium dodecyl sulfate" patented technology

Aqueous film-forming foam extinguishing agent special for fire extinguishing bullet and throwing type fire extinguisher

The invention provides an aqueous film-forming foam extinguishing agent special for a fire extinguishing bullet and a throwing type fire extinguisher. The aqueous film-forming foam extinguishing agent has the advantages of being small in additive amount, rapid in fire extinguishing, good in recrudescence resisting effect, environmentally friendly, efficient and the like. The aqueous film-forming foam extinguishing agent comprises, by weight, 8 percent to 12 percent of main foaming agents, 8 percent to 20 percent of auxiliary foaming agents, two percent to 10 percent of antifreeze agents, 12 percent to 22 percent of cosolvents, 0.1 percent to one percent of stabilizers, 8 percent to 20 percent of fire retardants, two percent to five percent of burning-resistance agents and the balance water. The main foaming agents are selected from F1157N, F1203 and F1460, the auxiliary foaming agents are selected from lauryl sodium sulfate, ammonium lauryl sulfate, alkyl glycoside, dodecyl dimethyl betaine and cocamidopropyl betaine. The antifreeze agents are selected from ethylene glycol, glycerol and the like. The cosolvents are selected from dodecanol, n-butyl alcohol and diethylene glycol diethyl ether. The stabilizing agents are selected from xanthan gum, Arabic gum, guar gum and sodium alginate tech grade. The fire retardants are selected from ammonium polyphosphate and ammonium dihydrogen phosphate.
Owner:ANHUI TIANYUAN FIRE PROTECTION TECH

Herbal essence and tea bran cream shampoo

InactiveCN105213292APrevent dry itchingPrevent dandruffCosmetic preparationsHair cosmeticsAmmonium dodecyl sulfateCarrageenan
The invention relates to herbal essence and tea bran cream shampoo. Through addition of traditional Chinese medicinal extracting ingredients and tea bran extracting solutions, the effects of blackening and protecting hair, preventing alopecia, scalp dryness, itching and dandruff, relieving itching, preventing early hair whitening, smoothening the hair and the like are achieved. The herbal essence and tea bran cream shampoo comprises, by mass, 50-70 parts of tea bran extracting solutions, 2-8 parts of lucid ganoderma extracting solutions, 2-8 parts of arborvitae top extracting solutions, 2-8 parts of polygonum multiflorum extracting solutions, 1.5-3 parts of carrageenan, 1-6 parts of sodium laureth sulfate, 0.5-3 parts of ammonium lauryl sulfate and 0.08-0.15 part of sanpu. The herbal essence and tea bran cream shampoo has the advantages that the herbal essence and tea bran cream shampoo is natural, environment friendly and capable of repairing damaged hair squamae effectively, facilitating safe absorption, supplementing nutrition to the hair, enabling the hair to be smooth, easy to comb, black and fresh, preventing hair dryness, itching and dandruff and inhibiting and delaying white hair growth; the herbal essence and tea bran cream shampoo is in the form of a jelly-shaped solid, so that the whole system is stable and shelf life is long.
Owner:黄中庆

Preparation method of YSZ fiber reinforced gassm-Y2Si2O7 porous thermal-insulation ceramic

The invention relates to the field of high-temperature heat insulating materials, particularly to a preparation method of an YSZ fiber reinforced gassm-Y2Si2O7 porous thermal-insulation ceramic with extremely high porosity and high strength. The preparation method comprises: using yttrium oxide powder, silicon oxide powder and YSZ fiber as raw materials, selecting ammonium polymethacrylate, citricacid or ammonium citrate as a dispersing agent, stirring a slurry for 2-4 h to uniformly disperse the powder and the YSZ fiber, heating the slurry to a temperature of 35-50 DEG C, adding a foaming agent ammonium lauryl sulfate or sodium lauryl sulfate, a gelling agent gelatin and a surfactant glycerin or polyethylene glycol under rapid stirring, injecting into a mold, carrying out low-temperaturefreezing, carrying out vacuum drying, demolding to obtain a billet, drying in an oven, and carrying out high-temperature reaction sintering at a temperature of 1500-1600 DEG C to prepare the YSZ fiber reinforced gassm-Y2Si2O7 porous thermal-insulation ceramic. According to the present invention, with the method, the thermal insulation material with extremely high porosity, high strength and low thermal conductivity can be obtained; and the method has advantages of simple preparation process, strong operability, low cost and broad industrial production prospect.
Owner:INST OF METAL RESEARCH - CHINESE ACAD OF SCI

Rust-proof metal coating and preparation method thereof

The invention discloses a rust-proof metal coating and a preparation method thereof. The rust-proof metal coating comprises, by weight, 20-40 parts of ammonium lauryl sulfate, 10-60 parts of ribonucleoside triphosphote, 35-70 parts of titanium dioxide, 25-50 parts of polyethylene polyamine, 5-30 parts of sebacic acid, 15-50 parts of isopropanolamine, 40-80 parts of sulfitation, 25-35 parts of octadecanol phosphate sodium salt, 10-40 parts of polyester type carbamic acid ester, 30-90 parts of divinyl tetramine, 30-60 parts of tertiary butyl anthraquinone and 20-70 parts of surface active agent. The preparation method comprises the steps of evenly mixing the ammonium lauryl sulfate, the ribonucleoside triphosphote, the titanium dioxide and the polyethylene polyamine, then adding the octadecanol phosphate sodium salt and the polyester type carbamic acid ester and heating the materials to be at the temperature ranging from 80 DEG C to 90 DEG C so as to perform reaction for 20-30 min; adding the sebacic acid, the isopropanolamine, the sulfitation, the divinyl tetramine, the tertiary butyl anthraquinone and the surface active agent into water at the temperature ranging from 30 DEG C to 40 DEG C to be dissolved, then adding the mixture to perform even stirring. The rust-proof metal coating is good in rust-proof performance, foaming performance and overall performance and wide in application range.
Owner:FUJIAN HONGGUAN ROADS & BRIDGE ANTI CORROSIVE TECH

Preparation method for bamboo charcoal particle-hollow microsphere-phenolic resin ternary composite plate

The invention discloses a preparation method for a bamboo charcoal particle-hollow microsphere-phenolic resin ternary composite plate, and belongs to the field of composite material preparation. The preparation method for the ternary composite plate comprises the steps that moso bamboo is taken to be split, dried, carbonized and rolled into particles for standby application; ammonium nitrate, styrene monomers, deionized water, azodiisobutyronitrile and ammonium lauryl sulfate are taken to be mixed in a high-pressure reaction kettle, sealing treatment is performed, nitrogen is introduced, vacuumizing is performed, vinylidene chloride is added for predispersion treatment, reacting under heating is performed, suction filtration is performed to obtain filter cakes, the filter cakes are washed by absolute ethyl alcohol, foamed under heating, dried and then mixed with the standby bamboo charcoal particles and a phenolic resin ammonium chloride solution, natural curing is performed on the mixture in a mould, and then the ternary composite plate is prepared. The preparation method has the advantages of being simple and little in pollution to the environment in the production process. The obtained product has the good mechanical property and heat stability and is little in low temperature brittleness, capable of resisting the temperature of minus 10 DEG C-380 DEG C, not prone to crack, good in impact resistance and anti-crack propagation capacity and high in toughness.
Owner:梅庆波

Cyhalofop-butyl and bispyribac-sodium compounded dispersible oil suspension and preparation method thereof

The invention discloses a cyhalofop-butyl and bispyribac-sodium compounded dispersible oil suspension and a preparation method thereof, and relates to the technical field of annual weed prevention and control in rice fields of direct seeding cultivation. The cyhalofop-butyl and bispyribac-sodium compounded dispersible oil suspension is at least prepared from 16 parts of cyhalofop-butyl, 4 parts of bispyribac-sodium, 6 parts of sodium methylene bis-naphthalene sulfonate, 2 parts of xanthan gum, 2 parts of monododecyl ester, 15 parts of emulsifier 602 and the balance of methyl oleate, totaling 100 parts. The preparation method comprises the following steps: pumping the raw materials into a preparation kettle for mixing and stirring, and initially grinding through a colloid mill; performing fine milling through a sand mill; sampling and analyzing; filtering, metering, packaging, and warehousing after qualification. By adopting the 20 percent dispersible oil suspension compounded from the cyhalofop-butyl and the bispyribac-sodium in the ratio of 4:1, a remarkable synergistic effect can be achieved while a preparation compounded in other mixture ratios cannot reach a remarkable synergistic effect acting range.
Owner:安徽金农康农药检测有限公司

Silicon-vanadium composite oxide and preparation method thereof

The invention discloses a silicon-vanadium composite oxide and a preparation method thereof. A chemical formula of the composite oxide is (SiO2) nVOm, and the composite oxide is of a flower-ball layered nanometer structure. A one-step hydro-thermal synthesis method in which a complexing agent is combined with a surfactant is adopted and includes the steps of separately dissolving a certain amountof ammonium metavanadate powder and a certain amount of ethyl orthosilicate in a water solution, then mixing the solutions above, adding a certain amount of oxalic acid serving as the complexing agentand ammonium lauryl sulfate serving as the surfactant into the mixed solution, and placing the mixture into a reaction still for a one-time hydrothermal reaction; taking the mixture, conducting filtering, washing and drying on the mixture to obtain a precursor, then placing the precursor into a heating oven for calcination for a certain period of time, and obtaining the silicon-vanadium compositeoxide of the flower-ball layered structure. The composite oxide has the advantages of a large specific surface area, high thermal stability and the like; moreover, the preparation method is easy to operate, and a result is stable and reliable.
Owner:QINGDAO INST OF BIOENERGY & BIOPROCESS TECH CHINESE ACADEMY OF SCI
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