106 results about "Dodecyltrimethylammonium chloride" patented technology

The invention relates to a moisture-absorbing and perspiring anti-bacterial fabric and a preparation technology thereof. The moisture-absorbing and perspiring anti-bacterial fabric is blended and weaved by the following raw materials in parts by weight: 40 to 80 parts of bamboo fibers, 40 to 80 parts of long staple, 10 to 30 parts of ramie, 10 to 30 parts of coolmax fibers, 10 to 20 parts of corn fibers, 10 to 20 parts of Delight fibers, and 5 to 20 parts of Tancel, and then is treated by anti-bacterial finishing liquid; the anti-bacterial finishing liquid comprises 5 to 10 parts of chitosan, 5 to 10 parts of silk fibroin, 0.5 to 3 parts of butyl ricinoleate sodium sulfate, 0.5 to 3 parts of lemon acid, 0.5 to 2 parts of butyl methacrylate, 5 to 8 parts of dodecyl diphenyl ether sodium disulfonate, 5 to 10 parts of hydroxypropyl methyl cellulose, 5 to 10 parts of polyhexamethylene biguanidine, 5 to 15 parts of organosilicon quaternary ammonium salt, 3 to 8 parts of dodecyl trimethyl ammonium chloride, and 5 to 10 parts of water-based polyurethane. The moisture-absorbing and perspiring anti-bacterial fabric has the advantages that the anti-bacterial property is higher, the moisture-absorbing, perspiring, anti-pilling and air-ventilation properties are realized, the softness is realized, and the abrasion is resisted; the moisture-absorbing and perspiring anti-bacterial fabric is particularly suitable for being applied to the fields of underwear, overwear, sportswear and bedding articles.

The invention relates to a preparation method of a hollow hexagonal boron nitride microsphere, which comprises the following steps: 1, preparing raw materials: the raw materials comprise boric acid, borax, urea, dodecyl trimethyl ammonium chloride and a networking agent, wherein the mass percentage of the boric acid is 3-10 percent, the mass percentage of the borax is 37-45 percent, the mass percentage of the urea is 50-30 percent, the mass percentage of the dodecyl trimethyl ammonium chloride is 2-5 percent, and the mass percentage of the networking agent is 8-10 percent; 2, adding a soft template to prepare hexagonal boron nitride precursor gel; 3, preparing precursor powder; 4, synthesizing hexagonal boron nitride powder; and 5, removing impurities. No pressing is needed to form blocks under high pressure, agglomeration cannot be caused easily, the insulation time is short, and the method is suitable for industrial large-scale production.

The invention provides a hydrophober comprising tridecafluoro octyl trimethoxy silane, ethyl orthosilicate, dodecyltrimethylammonium chloride, isopropanol and ethylic acid. The method for preparing hydrophobic glass comprises the following steps: (1) preparing the hydrophober, taking all the components in a certain proportion, mixing and stiring uniformly; (2) cleaning and drying glass to be processed; (3) spraying the hydrophober prepared in the step (1) on the surface of the glass processed in the step (2); and (4) drying the glass on which the hydrophober is sprayed in the step (3) so thata hydrophobic film layer is dried and solidified to obtain a finished product. The hydrophober has easily obtained components, simple preparation process and good film forming performance and enablesthe service life of a hydrophobic film to be greatly prolonged; in addition, the acid and alkali resistance and the weather resistance of the prepared hydrophobic glass are greatly improved.

The invention discloses a method for synthesizing di-[propyltriethoxysilane]-tetrasulfide, which comprises the following steps of: (1) mixing and stirring water, sodium sulfide, sodium hyposulfate, elemental sulfur and diethyl hydroxylamine, pumping n-amylamine and isobutylamine into the mixture under the vacuum degree of 0.04 to 0.06MPa, and reacting the mixture for 20 to 40 minutes at the temperature of between 30 and 50 DEG C; (2) adding dodecyltrimethylammonium chloride, tetrabutyl ammonium bromide and hydroxy pyridine into the reaction solution obtained in the (1) under normal pressure, stirring the solution, then adding gamma-chloropropyltriethoxysilane into the solution, reacting the solution for 30 to 60 minutes at the temperature of between 40 and 50 DEG C, continuously reacting the solution for 60 to 80 minutes at the temperature of between 60 and 80 DEG C, filtering the oil phase, and pumping the filtrate into a distillation still; and (3) distilling the filtrate in the distillation still under the vacuum degree of more than or equal to 0.096MPa at the temperature of less than or equal to 160 DEG C when the temperature of the top gas phase is more than 108 DEG C to obtain a product Si-69.

The invention relates to a method for extracting soybean protein by using a dodecyltrimethylammonium chloride reverse micellar solution, which is characterized by comprising the following steps: adding full-fat soybean powder or soybean meal powder to a dodecyltrimethylammonium chloride (DTAC) reverse micellar solution, extracting, and carrying out solid-liquid separation to obtain a soybean protein solution. The invention has the following major advantages: because of the use of the dodecyltrimethylammonium chloride reverse micelle, the formation time of the reverse micellar system is short, and the preparation is more convenient and faster; because the extraction of soybean protein by DTAC/n-heptane-n-hexyl alcohol reverse micellar system is assisted by ultrasound, the preparation is more convenient and faster; the extraction rate is obviously improved, and the extraction time is shortened; in the extraction process, the protein is enclosed by water environment in the reverse micelle, the water environment is similar to the intracellular environment and the conditions are wild, thereby ensuring that the protein can not be denatured easily and the bioactivity thereof can be kept; compared with other surfactants, the residual surfactant in the soybean protein, i.e. the dodecyltrimethylammonium chloride, is easy to separate, thereby achieving high product purity; and the method has the advantages of no acid and alkaline wastewater discharge and no pollution.

The invention discloses an environment-friendly composite textile finishing agent and a preparation method thereof. The environment-friendly composite textile finishing agent comprises the following components: 2.5wt%-5wt% of glyceryl monostearate(monosterin), 3wt%-6wt% of sodium diethylhexyl sulfosuccinate, 3.5wt%-5.5wt% of dodecyl trimethyl ammonium chloride, 4wt%-7wt% of an almond water extract, 4wt%-8wt% of chitosan, 40wt% of sanguisorba officinalis, 5wt%-9wt% of an ethanol water extract, 3wt%-8wt% of a cattail pollen ethanol extract, 6wt%-12wt% of 1,4-butanediol and the balance being water. The preparation method comprises mechanically stirring and mixing the raw materials. The prepared composite textile finishing agent has the characteristics of environment friendliness, high crease resistance and good antibacterial effect.

The invention discloses a method for preparing a gold-platinum core-shell nanostructural material. The method comprises the following steps: with gold nanoparticles as a template, fully mixing a goldnanoparticle colloid with silver nitrate, dodecyltrimethylammonium chloride and an ascorbic acid aqueous solution, then adding a chloroplatinic acid aqueous solution into the mixed solution, allowingPt atoms to reduce and deposit in situ on the surface of the gold nanoparticles, and adjusting and controlling a reaction temperature to realize precise deposition adjustment and control of platinum at different positions of the surface of a gold nanomaterial so as to prepare a gold-platinum core-shell nanostructure with different Pt coverings. The method provided by the invention utilizes nanometer gold with complex structure and high crystal face structure as the template to prepare hexoctahedron gold-platinum core-shell nanoparticles with highly-efficient catalytic performance, has simple process, and prepares Au@Pt nanoparticles with good catalytic performance and SERS performance.

The invention discloses a method for preparing surface-modified nanometer yttrium oxide by emulsion polymerization and an application thereof. The preparation method has the following steps of: first,preparing nanometer yttrium oxide suspension, adding emulsifier dodecyl trimethyl ammonium chloride, ultrasonically processing, stirring and diffusing for 3h; then, heating to 60 DEG C in nitrogen atmosphere, adding monomer styrene and butyl acrylate with a fixed quality ratio, and finally adding initiator ammonium persulphate to initiate polymerization reaction at 75 DEG C; drying the compound particles obtained after the finishing of the polymerization reaction to obtain the surface-modified nanometer yttrium oxide; and directly ultrasonically diffusing the modified nanometer yttrium oxidein liquid paraffin base oil or finished lubricant as an extreme-pressure, wear-resistant and anti-friction additive. The surface-modified nanometer yttrium oxide has excellent extreme-pressure, wear-resistant and anti-friction effects.

The invention relates to a machining product cleaning agent. The cleaning agent comprises, by mass, 1.5-4 parts of oil acyl methyl taurine sodium, 6-20 parts of bis-naphthalenesulfonic aci sodiumsalt, 4-10 parts of sodium potassium tartrate tetrahydrate, 10-20 parts of acryloyloxyethyl trimethyl ammonium chloride, 4-12 parts of dioctyl sodium sulfosuccinate, 6-20 parts of ricinoleic acid, 10-20 parts of cocoanut fatty acid diethanolamide, 10-20 parts of 2-phosphonic acid butane-1, 2, 4-tricarboxylic acid, 10-20 parts of dodecyl trimethyl ammonium chloride and 30-80 parts of deionized water. The machining product cleaning agent has the advantages of being great in stain removing and cleaning capacity, fast in drying, free of residue, wide in compatibility, free of combustion and explosion, safe, environment friendly, safe to use and the like. According to the cleaning treating fluid, the biodegradability is high, the stains and grease on a machining product can be effectively removed, the skin is not injured, and the cleaning efficiency is larger than 99%.

The invention relates to a leather-care aromatic glazing agent which contains the following components in parts by mass: 10-20 parts of jojoba oil, 25-35 parts of chlorinated paraffin wax, 8-12 parts of dodecyltrimethylammonium chloride, 5-10 parts of fatty acid polyoxyethylene ester, 7-15 parts of water-based polyurethane emulsion, 4-8 parts of natural plant essential oil, 2-5 parts of antistatic agent and 20-35 parts of deionized water. The leather-care aromatic glazing agent provided by the invention can supplement leather oil and nutrients, is beneficial to keeping the softness, fineness and natural luster of the leather, and can perform the functions of clearing peculiar smell, giving aromatic and protecting the environment.

The invention provides a water-based chain lubricant which comprises long-chain organic amine acetate, acetic acid, imidazoline cationic surfactant, dodecyltrimethylammonium chloride, Tween, diethylene glycol, defoamer and water. In the water-based chain lubricant, the long-chain organic amine acetate has the lubrication action, the acetic acid has the antibacterial and bactericidal actions, the imidazoline cationic surfactant and dodecyltrimethylammonium chloride also have the lubrication, antibacterial and bactericidal actions, the Tween has the lubrication action, and the diethylene glycol has the dissolution assisting action; and the components are mixed, so that the compound water-based chain lubricant has excellent antibacterial and bactericidal actions.

The invention relates to a mildew-proof leather shoes decontamination brightening agent, which is prepared from the following raw materials by weight: 7-13 parts of dodecyl trimethyl ammonium chloride, 6-12 parts of an aqueous polyurethane emulsion, 4-6 parts of a coloring agent, 3-8 parts of 1,3-dimethyl-2-imidazolidinone, 4-7 parts of a moisturizing agent, 5-9 parts of a bactericidal agent, 8-14 parts of amino polysiloxane, 15-23 parts of paraffin wax, 8-16 parts of turpentine oil, 5-8 parts of N-lauroyl-L-sodium valine, 4-7 parts of coconut diethanolamide, 3-8 parts of hexamethylenetetramine, 4-8 parts of a mildew-proof agent, and 3-5 parts of sodium lauryl sulfate. With the mildew-proof leather shoes decontamination brightening agent of the present invention, the mildew can be effectively prevented, effects of efficient sterilization and bacterial inhibition are provided, the leather surface can be smooth and bright, and the service life is prolonged.

The invention discloses a plastic steel net belt conveyor. The plastic steel net belt conveyor comprises a metal drive shaft, wherein the metal drive shaft is subjected to surface treatment in steps as follows: 1) 1-2 parts by mass of dodecyltrimethylammonium chloride, 0.9 parts by mass of carboxymethyl cellulose, 1.3 parts by mass of 1,2-propylene glycol, 0.7 parts by mass of barium sulfate, 1.8 parts by mass of phosphoric acid, 1.9 parts by mass of hydroxyethylidene-1,1-diphosphonic acid and 0.8 parts by mass of nickel nitrate are added to 17.2 parts by mass of deionized water, the mixture is stirred and mixed uniformly, and a surface treatment working solution is prepared; 2) the surface treatment working solution is heated to 47.5 DEG C; 3) the metal drive shaft is put in the surface treatment working solution, dipped for 26.5 min, taken out and dried. The metal drive shaft of plastic steel net belt conveyor is subjected to surface treatment, thereby having excellent abrasion resistance, corrosion resistance, rusting resistance, heat resistance, cold resistance and weather fastness.

The invention discloses a protein acid hair protecting shampoo capable of repairing hairs. The hair protecting shampoo is prepared from the following raw materials in parts by weight: 61.3 parts of deionized water, 10 parts of propylene glycol, 0.1 part of EDTA-2Na, 11.5 parts of cetyl trimethyl ammonium bromide to octadecyl trimethyl ammonium bromide, 4.8 parts of didodecyl trimethyl ammonium chloride-alkyl polyglycoside copolymer, 3.4 parts of dimethylamino-modified silicone microemulsion, 1 part of sodium pyrrolidone carboxylate, 0.7 part of lacto-lactic acid, 0.2 part of lac, 0.002 part of oxidoreductase, 5 parts of silk peptide and bone collagen hydrolysate, 1.5 parts of lauroylsarcosine polyether quaternary ammonium salt, 0.3 part of kathon, and 0.4 part of spices. Based on the principle that protein denatures when being heated to form gel-like solidified protein, the prepared hair protecting shampoo can well repair and condition the hair, and reduce damage caused by perm and dyeing, thereby changing damaged hairs to health hairs.

The invention relates to the technical field of waterproof materials, in particular to an ultrahigh-elasticity asphalt-based waterproof paint production method which includes the steps: a, throwing asphalt into a dispensing reaction kettle, heating the asphalt to reach 90 DEG C, adding water and dodecyl trimethyl ammonium chloride serving as a cationic emulsifier, and uniformly grinding raw materials by an emulsification grinding device to prepare liquid mixture; b, reducing the temperature of the mixture in the step a to 40 DEG C, adding PH (potential of hydrogen) regulators, AMP-95 auxiliaries and defoaming agents, and uniformly stirring the raw materials at an intermediate speed; c, uniformly stirring the mixture in the step b and then sequentially adding positive ion acrylonitrile-butadiene-styrene copolymer latex and positive ion styrene acrylate copolymer latex. The waterproof materials have a high tensile property, and the breaking elongation of a paint layer with a formed filmcan reach 1200% and is 4-6 times that of traditional paint.

The invention discloses anti-cracking putty powder for interior walls. The anti-cracking putty powder comprises, by weight, 1-2 parts of oleic acid polyoxyethylene ester, 1.8 parts of polyvinylpyrrolidone, 1.6 parts of alpha-olefin sulfonate, 0.9 part of dodecyltrimethylammonium chloride, 1.4 parts of oleoyl methylamine sodium diethylsulfonate, 0.8 part of magnesium aluminium silicate, 3.4 parts of carbon fiber yarn, 14 parts of marble powder, 24 parts of white latex and 46 parts of ash calcium. The anti-cracking putty powder for interior walls is good in levelling property, strong in adhesive force, good in water proofness, high in strength, good in sanding property, resistant to acid and alkali corrosion, resistant to high and low temperature changes and resistant to mildew, is free of hollowing, peeling, crazing and stripping after being exposed to water and damp, and is also free of yellowing, mildewing and black spot formation.

The invention discloses a flame retardant nylon material. The flame retardant nylon material comprises, by weight, 130-150 parts of nylon, 4-6 parts of lauryl mercaptan, 2-3 parts of stearic acid, 1-2parts of diacetone acrylamide, 2-4 parts of calcium aluminate, 0.5-1 part of diisocyanate, 0.7-1 part of 2-mercaptobenzimidazole, 3-5 parts of ammonium polyphosphate, 15-20 parts of expanded perlite,16-20 parts of thionyl chloride, 2-4 parts of ethylenediamine, 10-18 parts of a sol emulsion and 0.4-1 part of dodecyltrimethylammonium chloride. When the material is burned, organic matters are carbonized, and then are dispersed among expanded perlite layers to isolate the direct calcination of flame and obstruct the heat conduction, so the flame retardant nylon material has very good synergistic effects, prolongs the flame-retardant time and improves the fireproof performance of finished products.