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74 results about "Dodecyldimethylamine oxide" patented technology

Lauryldimethylamine oxide (LDAO), also known as dodecyldimethylamine oxide (DDAO), is an amine oxide based nonionic surfactant, with a C12 (dodecyl) alkyl tail. It is one of the most frequently-used surfactants of this type.

Corrosion-oxidation-resistant and environment-friendly waterborne coating for glass door and preparation method of waterborne coating

The invention discloses a corrosion-oxidation-resistant and environment-friendly waterborne coating for a glass door. The waterborne coating is characterized by being prepared from the following raw materials in parts by weight: 8-10 parts of silicone acrylic emulsion, 43-46 parts of acrylic resin emulsion, 15-18 parts of chloride ether resin emulsion, 1-3 parts of triethylene glycol monomethyl ether, 0.3-0.6 part of alkanolamine alkoxy titanate, 0.3-0.5 part of a flatting agent BYK-56, 0.2-0.4 part of polyether-modified organosilicone emulsion, 0.3-0.5 part of lauryl dimethyl amine oxide, 0.3-0.6 part of polyoxyethylene polyoxypropylene oleate, 0.5-1.0 part of garlic polysaccharide, 0.5-1.0 part of tea polyphenol, 3-5 parts of a modified nanometer titanium dioxide photocatalyst, 1-2 parts of a pigment and 10-15 parts of deionized water. By adding the modified nanometer titanium dioxide photocatalyst, the self-cleaning property, antifouling property, mildew resistance, air purifying property and the like of the coating are increased; and by adding the silicone acrylic emulsion, the weather resistance, water resistance, antifouling property, acid-alkali resistance, ultraviolet resistance and the like of the coating are increased. The production operation of the coating is simple and low in production cost, the coating film is non-yellowing and aging-resistant and the coating is safe and environmentally friendly, and is suitable for being used as a coating for decorating the household glass door.
Owner:安徽省实防新型玻璃科技有限公司

Foaming agent for oilfield, and preparation method thereof

The invention provides a foaming agent for an oilfield. The foaming agent is prepared from the following raw materials in parts by weight: 2-6 parts of a sulfonic acid group-containing surfactant, 3-8 parts of a carboxylic acid group-containing surfactant, 6-12 parts of fatty alcohol polyoxyethylene ether sodium sulfate, 2-5 parts of N,N-dimethyldodecylamine-N-oxide, 1-6 parts of tetradecyl-2-dimethyl betaine, 0.1-0.8 part of glycerol, 0-15 parts of methanol, and 57-72 parts of water. The invention further provides a preparation method of the foaming agent for the oilfield. The foaming agent for the oilfield introduces the sulfonic acid group and the carboxylic acid group, the reasonable compounding of the sulfonic acid group and carboxylic acid group can play a synergistic effect, and ultra-low oil-water interfacial tension can be achieved under high salinity. The foaming agent can be used for oil-gas field development operation of production well acidification, oil-gas well pigging and washing, gas well fracturing, gas well drainage gas recovery and the like, and has the characteristics of being resistant to temperature, strong in salt-resistant capability, high in foaming number, high in foaming quality, fine and stable in foam, and compatible with other auxiliaries used in the oilfield.
Owner:富象油气技术服务有限公司

Dust-removing modifying agent capable of efficiently capturing, adsorbing and removing smoke dust

The invention discloses a dust-removing modifying agent capable of efficiently capturing, adsorbing and removing smoke dust. The modifying agent is prepared from the following components in percent by weight: 15-25% of secondary-alkyl sodium sulfate, 30-35% of hydroxy synthetic alcohol polyoxyethylene ether, 8-15% of dimethyl dodecyl amine oxide, 10-20% of alkyl polyglycoside, 10-15% of anhydrous potassium aluminum sulfate and 5-15% of fatty alcohol-polyoxyethylene ether. According to the dust-removing modifying agent, the surface acting force can be reduced to be a quarter of that of common substances; the surface wet strength and the capturing and adsorption capability are improved; hydrophilic groups on the surfaces of the substances can be efficiently combined with dust grains in the smoke dust, so that the hydrophilic groups can be rapidly wetted, covered, adsorbed and settled; and the viscidity of molecule surfaces can be improved so that the smoke dust is stuck when being in contact with the surface of liquid, and is not easy to separate from liquid components at a high temperature, and furthermore, smoke dust molecules are prevented from escaping after being adsorbed. The dust-removing modifying agent is environmentally friendly, has the very high stability under strong-alkali and strong-acid environments and weak-acid and weak-alkali environments, and is applicable to various working conditions.
Owner:河南华天环保科技有限公司

Styrene-butadiene emulsion for carpets and preparation method thereof

The invention discloses styrene-butadiene emulsion for carpets and a preparation method thereof. The styrene-butadiene emulsion comprises the following components in parts by weight: 0-100 parts of seed emulsion; 1-15 parts of a carboxylic acid monomer; 10-200 parts of butadiene; 90-110 parts of (methyl) styrene; 0.5-5 parts of silane; 0.2-5 parts of a molecular weight regulator; 0.5-5 parts of ananionic emulsifier; 0.2-2 parts of a nonionic emulsifier; 0.2-2 parts of dodecyl dimethyl amine oxide; 0.5-5 parts of an initiator; 1-15 parts of an alkaline substance; 0.1-1 part of an antioxidant;65-600 parts of water. According to the styrene-butadiene emulsion for the carpets, a small amount of silane and the antioxidant are added, the fluff cluster pulling-out force of the carpet can be obviously improved, the added small amount of silane can react with carpet fibers in the film forming process of the styrene-butadiene emulsion, meanwhile, the antioxidant is added to inhibit the oxidation reaction of the styrene-butadiene emulsion, and in the drying process, the intermolecular force between the carpet gum and carpet fibers is greatly improved; unexpectedly, due to the addition of silane and the antioxidant, the pile cluster pulling-out force of the carpet can be obviously improved.
Owner:SHANGHAI CHANGFA NEW MATERIAL CO LTD
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