703 results about "Dimethylethanolamine" patented technology

The invention discloses a modified epoxy emulsion and a preparation method thereof. The emulsion comprises the following components in percentage by weight: 10-15 percent of epoxy resin E-06, 8-10 percent of ethylene glycol monobutyl ether, 7-8 percent of n-butyl alcohol, 4-4.5 percent of alpha-methacrylic acid, 1-1.5 percent of styrene, 1-1.5 percent of butyl acrylate, 0.4-0.8 percent of benzoyl peroxide, 1-1.5 percent of gamma-aminopropyl triethoxy silane, 3.2-4 percent of gamma-trimethoxypropylsilane, 3.2-4.2 percent of N,N-dimethylethanolamine and 50-60 percent of water. The preparation method comprises the following steps of: preparing for graft copolymerization; then, introducing hydrophilic monomers by utilizing the graft copolymerization method; and adding a mixture for further modification to obtain the modified epoxy emulsion. The modified epoxy emulsion has the characteristics of strong adhesion, good flexibility, hardness, corrosion resistance, water resistance, alkali resistance, scrub resistance and simple preparation process.

The invention relates to a fireproof flame-retardant polyurethane external wall thermal-insulation system material, which is characterized by comprising a moistureproof primer paint, a flame-retardant rigid polyurethane foam material, an interface agent, anti-crack mortar, a fireproof coating and a decorating coating which are arranged sequentially from inside to outside, wherein the flame-retardant rigid polyurethane foam material consists of an component A and a component B; the component A is prepared by mixing 80 to 50 parts by weight of phosphorous flame-retardant polyether polyol, 20 to 50 parts by weight of heterocyclic amine polyether polyol, 2 parts by weight of organic silicon foam stabilizer, 2 parts by weight of dimethylethanolamine catalyst, 1 part by weight of dibutyltin dilaurate catalyst, 20 to 50 parts by weight of flame retardant and 20 to 40 parts by weight of fluoro dichloroethane; the component B is a flame-retardant polyisocyanates curing agent; in the using process, the component A and the component B are mixed and foamed and an isocyanate index is between 1.05 and 1.10. The fireproof flame-retardant polyurethane external wall thermal-insulation system material of the invention has the advantage of having higher fireproof flame-retardant property.

The invention provides aqueous polyurethane matting resin. According to the aqueous polyurethane matting resin, any matting material does not need to be added, coating is uniform, the matting effect is good and the service life is long. The aqueous polyurethane matting resin contains following components in parts by weight: 10-18 parts of diisocyanate, 0.5-5 parts of dimethylolpropionic acid (DMPA), 35-60 parts of dihydric alcohol, 0.05-1 part of organic bismuth catalyst, 0.5-5 parts of dimethylethanolamine, 0.5-10 parts of 2-[(2-aminoethyl)amino]sodium sulfonate, 0.5-5 parts of hydrazine hydrate, 1-10 parts of N-methylpyrrolidone catalyst and 104-180 parts of de-ionized water. The invention further provides a preparation method of the aqueous polyurethane matting resin.

The invention relates to a water-based metallic flashing paint and a preparation method of the flashing paint. The water-based metallic flashing paint comprises the following components by weight: 30 to 50 parts of acrylic copolymer aqueous dispersion-1, 15 to 27 parts of amino resin, 0.1 to 0.9 parts of BYK-028, 2.0 to 3.6 parts of dimethylethanolamine, 10 to 22 parts of water, 3 to 5 parts of waterborne aluminum powder, 0.05 to 0.20 parts of a dispersant, 2 to 5 parts of ethylene glycol monobutyl ether, 0.1 to 0.9 parts of BYK-347, 1.7 to 2.8 parts of BYK-425, 2 to 4 parts of waterborne polyurethane, 1.5 to 2.5 parts of polyurethane dispersant and 3.5 to 5.5 parts of water-based CAB. The water-based metallic flashing paint causes low environment pollution, and has the characteristics of good luster and flashing effect.

The invention discloses a reverse-phase demulsifying agent for treating polymer flooding produced liquid of oil fields and a preparation method thereof, and relates to the technical field of oil industries. According to the preparation method, the reverse-phase demulsifying agent for treating the polymer flooding produced liquid of the oil fields is prepared by using ethylene oxide and propylene oxide block polyether taking N,N-dimethylethanolamine as an initiating agent and acrylic acid as raw materials and adding a catalyst and the initiating agent. When the polymer flooding produced liquid is treated by the reverse-phase demulsifying agent compounded with a conventional demulsifying agent for the oil fields, the quality of water obtained by dehydration is good.

The invention discloses a heat-resisting waterproof wallpaper. The heat-resisting waterproof wallpaper comprises a base material layer, a waterproof layer and a heat-resisting layer, wherein the heat-resisting layer is made of waterborne silicon-acrylate resin, hydroxyl-polyacrylate emulsion, cellulose acetate butyrate solution, amino resin, iron oxide red, iron oxide yellow, pearl powder, lauryl mercaptan, dimethylethanolamine, thiethylamine, triethanolamine, 2-amino-2-methylpropanol, ammonium hydroxide, acrylic glycidyl ether, ethylene glycol monobutyl ether, waterborne aluminum powder, charcoal powder, talcum powder, sodium bicarbonate, glass fiber, vermiculite powder, perlite powder, EVA (ethylene-vinyl acetate copolymer) wax, polyethylene wax, nano titanium dioxide, waterborne polyisocyanate curing agent, wetting agent, magnesium stearate, polyoxypropylene glycerol ether, carboxymethyl cellulose and anti-setting agent. The invention also discloses a preparation method of the heat-resisting waterproof wallpaper. The prepared heat-resisting waterproof wallpaper is excellent in heat-resisting and waterproof performance.

The invention relates to an aqueous ink comprising following components by weight proportion: 30-35 parts of waterborne polyurethane resin, 30-35 parts of aqueous pigment, 3-5 parts of propanediol, 1-1.5 parts of dimethylethanolamine and 20-30 parts of water. The aqueous ink of the invention has excellent printing adaptability, is suitable for high-speed printing, meanwhile, has high temperature resistance, excellent gloss, and excellent adhesion force and water resistance.

The invention provides a method for synthesizing quaternary ammonium salt ionic liquid by microwave radiation heating, which comprises the following steps: mixing tertiary amine compounds (N,N-dimethylethanolamine, trimethylamine or triethanolamine) and halohydrocarbon compounds (allyl chloride, n-butyl chloride, n-butyl bromide, octadecyl chloride) with a molar ratio of 1:1.05-1:2 under a microwave radiation heating condition, putting the mixture into a microwave reactor to perform a microwave reaction with an adjusted microwave power of 100 W-400 W, a heating temperature of 30 DEG C-80 DEG C, and reaction time of 1 min-15 min so as to obtain a crude product, removing residual halohydrocarbon compounds in the crude product to obtain quaternary ammonium salt ionic liquid with halogens as anions; the halohydrocarbon compounds are chlorinated hydrocarbon compounds or brominated hydrocarbon compounds. The preparation method of the invention is simple, does not require the addition of any solvent except reaction raw materials, and can prepare high-purity quaternary ammonium salt ionic liquid simply, efficiently, rapidly, and economically.

The invention discloses a compound concrete anti-corrosion and rust-resistant agent which comprises the following components in parts by weight: 15-30 parts of a polycarboxylic acid water reducing agent, 3-12 parts of sodium dodecyl sulfate, 15.7-20.6 parts of N-dimethylethanolamine, 1-5 parts of sodium molybdate, and 50-60 parts of water. The compound concrete anti-corrosion and rust-resistant agent can block capillary holes in the concrete, improves the chloride ion permeability resistance of concrete, can significantly alleviate the damage of chloride ions on a reinforcing steel bar passivation film, enhances the sulfate corrosion resistant ability of the concrete, has excellent rust-resistant performance and good repair performance, can enhance durability of the concrete and the comprehensive anti-corrosion ability of the concrete, and significantly improves the durability of buildings.

The invention discloses water-based graphene/carbon nanotube composite electric-heating conversion printing ink and a preparation method thereof. The preparation method comprises the following steps: uniformly stirring a graphene microchip, a water-based non-ionic high-polymer dispersant and water, and then dispersing so as to obtain a first dispersion; putting one-dimensional nano-powder into inorganic strong acid, carrying out heating reflux, carrying out ultrasonic treatment, washing with water, and drying, so as to obtain a second dispersion; uniformly mixing the second dispersion with carbon black powder, a water-based anionic dispersant, sodium dodecyl benzene sulfonate, a water-based hydroxyl-modified nano-acrylic emulsion and dimethylethanolamine, and then dispersing so as to obtain a third dispersion; and mixing the first dispersion, the third dispersion and water-based resin, grinding, adding a flatting agent, a defoamer, a pH adjusting agent, a preservative and an anti-settling agent, and uniformly mixing, so as to obtain the water-based graphene/carbon nanotube composite electric-heating conversion printing ink. The invention further discloses the water-based graphene/carbon nanotube composite electric-heating conversion printing ink.

The invention relates to a multifunctional organic rust inhibitor prepared by reaction of an organic acid and a hydroxyl compound, the molar ratio of organic acid to hydroxyl compound is 1:1-1:2.5; the organic acid is an arbitrary proportion mixture of one or more than two substance of lauric acid, palmitic acid, stearic acid, benzoic acid, p-tert-butyl benzoic acid, lauroyl sarcosine and oleoyl sarcosine, the hydroxyl compound is an arbitrary proportion mixture of one or more than two substance of n-butyl alcohol, lauryl alcohol, ethanolamine, diethanolamine, triethanolamine, N-methyldiethanolamine, N, N-dimethylethanolamine, and 2-amino-2-methyl-1 - propanol. The multifunctional organic rust inhibitor can protect steel bar and concrete from erosion of chloride and sulfate and other corrosion mediums, plays a dual role of concrete self protection and steel bar corrosion protection, greatly improves the service life of a reinforced concrete structure, and is simple in synthesis process and easy to implement.

The invention discloses a fluorescent reagent for fluorescent detection of trace carbon dioxide and a preparation method thereof, belonging to the field of fluorescent sensors. The fluorescent reagent is composed of ethyl 4,4',4''-(1H-pyrryl-1,2,5-triyl)tri(2-dimethylamino)benzoate (TPP-DMAE for short), deionized water and a good solvent. The preparation method comprises the following steps: dissolving the TPP-DMAE in N,N-dimethylethanolamine, adding a catalyst, and reacting to obtain the TPP-DMAE; and dissolving the TPP-DMAE in a mixed solvent composed of the deionized water and good solvent to obtain the fluorescent reagent. The fluorescent reagent can quantitatively detect carbon dioxide, has the advantages of high response speed, high sensitivity and high selectivity, has favorable visual detection signals, can be completely independent from high-precision instruments according to actual demands, and can satisfy the requirements of current people for carbon dioxide detection to great extent. The preparation method is simple and convenient to operate.

The invention discloses aqueous composite coating for plastic. The aqueous composite coating is prepared from the following raw materials in parts by weight: 20 to 40 parts of aqueous chlorinated polyolefin resin, 20 to 40 parts of aqueous acrylic resin, 15 to 30 parts of aqueous polyurethane dispersoid, 2 to 5 parts of silane coupling agent, 20 to 40 parts of nano calcium carbonate, 5 to 10 parts of ultrafine talcum powder, 10 to 20 parts of nano silicon dioxide, 5 to 15 parts of aluminum silicate, 1 to 6 parts of barium sulfate, 1 to 3 parts of titanium dioxide, 1 to 4 parts of zinc phosphate, 1 to 4 parts of adhering force accelerant, 0.5 to 2.5 parts of dimethylethanolamine, 1 to 2 parts of flatting agent, 1 to 2 parts of antibacterial agent, 1 to 2 parts of de-foaming agent, 1 to 2 parts of mildew preventive and 1 to 2 parts of wetting agent. The aqueous composite coating has great hardness and strong adhering force.

The invention relates to an electroconductive polymer printing ink for offset printing, gravure printing and screen printing. A conductive substance of the ink adopts a conducting polymer based on poly-ethylene-dioxythiophene. The electroconductive polymer printing ink comprises water-based polymer resin, conductive polymer aqueous dispersion solution, propanetriol, dimethyl sulfoxide, N,N-dimethylethanolamine and a water-based thickening agent. The invention also relates to a method for preparing the electroconductive polymer printing ink for offset printing, gravure printing and screen printing, which comprises the following steps: mixing the conducting polymer aqueous dispersion solution based on the poly-ethylene-dioxythiophene with the dimethyl sulfoxide according to the proportion; and mixing the water-based polymer resin with the water-based thickening agent according to the proportion for standby; adjusting pH of the mixture to be between 7.5 and 9.5; evenly mixing the mixture with the water-based resin; and adding the propanetriol into the mixture. The electroconductive polymer printing ink and the method have the advantages of thin thickness of an ink film, high printing precision and high printing speed, and also have the advantages of environmental protection, good electroconductive performance, high stability and the like.

The invention relates to waterborne epoxy anticorrosive paint with modified vermiculite being used as functional filler and a preparation method thereof. The anticorrosive paint is composed of waterborne epoxy resin emulsion, rust resisting pigment, modified vermiculite, normal filler, a dispersing agent, a flatting agent, an antifoaming agent, a pH modifier N, N-dimethylethanolamine, a thickening agent and the balance deionized water according to the mass percent, wherein the rust resisting pigment is zinc phosphate or aluminium triphosphate or ferrotitanium powder or iron oxide red, and the normal filler is talcum powder or barium sulfate or carbon black. The monified vermiculite is used for preparation, the steps for preparing the waterborne expoxy anticorrosive paint are achieved, the modified vermiculite is used as anticorrosive functional filler, the nano stratified structure and heat stability are used for improving the anticorrosive performance and the heat resistance performance of the coat. The waterborne epoxy anticorrosive paint is excellent in comprehensive performance and capable of meeting the demand for corrosion prevention of a storage tank, a pipeline, a bridge and the like.

A topical composition for anti-aging treatment of the skin includes water soluble extract of Uncaria species, Arabidopsis thaliana extract, lipoic acid, dimethylethanolamine, tetrahexyldecyl ascorbate, dimethyl sulfoxide, Glycyrrhiza Glabra(Licorice) root extract, methylsulfonylmethane, phytosterols, D-ribose, tocotrienol, tocopherol, glucosamine hydrochloride, Pisum sativum extract; Bambusa vulgaris extract, and a dermatologically acceptable liposomal delivery medium. Further disclosed is a method using the topical composition for anti-aging skin treatment utilizing DNA repair in both the nucleus and the mitochondria. The topical composition can be applied on the skin of a person daily, and can also be applied in a dermal infusion treatment, with or without micro-dermal abrasion or skin suction. Topical application of the composition achieves effective reduction of pigmentation spots and degree of winkles, and improvement of skin color tone.

The invention is directed to a method of synthesizing silicoaluminophosphate molecular sieves using synthesis templates that contain at least one dimethylamino moiety, selected from one or more of N,N-dimethylethanolamine, N,N-dimethylpropanolamine, N,N-dimethylbutanolamine, N,N-dimethylheptanolamine, N,N-dimethylhexanolamine, N,N-dimethylethylenediamine, N,N-dimethylbutylenediamine, N,N-dimethylheptylenediamine, N,N-dimethylhexylenediamine 1-dimethylamino-2-propanol, N,N-dimethylethylamine, N,N-dimethylpropylamine, N,N-dimethylpentylamine, N,N-dimethylhexylamine and N,N-dimethylheptylamine. The use of dimethylamino moiety containing templates results in good quality SAPO molecular sieves of CHA framework type.

Novel triphenylmethane dyes or colorants with sterically hindered fugitive amine counter ions are provided as durable, storage-stable, and excellent coloring and shading printing inks. Ink compositions are disclosed which provide improvements in long-term storage capabilities, particularly within alkaline environments, extremely effective colorations of cellulose-based substrates, and lower cost over those of the prior art. The preferred dyes or colorants are triphenylmethane polymeric colorants which are capped with cyclic anhydride and the preferred sterically hindered amine counter ions are those based on low molecular weight fugitive tertiary amines, such as N,N-dimethylethanolamine. Compositions comprising water soluble or emulsion resins as diluents for lowered viscosity and lower overall cost are also contemplated. Furthermore, compositions comprising the inventive colorant and other pigments, dyes, surfactants, preservatives, and other colorants are contemplated. A method of making such an inventive ink composition and a cellulose-based substrate contacted with such an inventive ink composition are also disclosed.

The invention discloses a mixed solvent for removing acid gas, which belongs to the technical field of gas separation and is characterized by being composed of two or more than two of main absorption components, assisting absorption components and active components in mixing mode, wherein the main absorption components comprise propylene carbonate (PC), ethylene carbonate (EC), dimethyl carbonate (DMC), diethyl carbonate (DEC) and N-methyl-2-pyrrolidone (NMP), the assisting absorption components comprise N-methyldiethanolamine (MDEA), triethanolamine (TEA), diglycolamine (DGA) and dimethylethanolamine (DMEA), and the active components comprise phosphoric acid (Pi), piperazine (PZ), urotropin (HA-K), N-Formylmorpholine formylmorpholine (NFM), 2-amino-2methyl-1-propyl alcohol (AMP) and morpholine by-products. By means of the mixed solvent for removing acid gas, on one hand, absorption capacity and purification of CO2 are improved, and on the other hand, desulfuration accuracy is greatly improved.

The invention relates to compositions in a form of health drinks, capsules, tablets or powders. In particular the compositions improve individual's general health, maintain and improve regeneration of human connective tissue and simultaneously provide positive cosmetic effects for a better life and more happiness for all, male, female, young and old. The composition may include compounds such as silica compound, biotin, carnosine, hyaluronic acid, methylsulfonyl methane (MSM), dimethylethanolamine (DMEA) and omega-3-oil along with other components.

The invention provides an exterior wall coating which is composed of the following raw materials in parts by weight: 84-90 parts of water-based acrylic emulsion, 10-15 parts of styrene-acrylic emulsion, 16-50 parts of hydrotalcite powder, 4-6 parts of nano silicon dioxide, 0.1-0.2 part of triallyl isocyanurate, 3-4 parts of acrylic acid, 1-2 parts of aluminium nitride, 1-2 parts of dimethylethanolamine, 0.7-1 part of ureidopropyltriethoxysilane, 1-2 parts of sodium tripolyphosphate, 1-2 parts of polyvinylpyrrolidone, 1-2 parts of para toluene sulfonamide, 1-2 parts of ammonium dihydrogen phosphate, 0.4-0.6 part of triphenyl phosphite, 2-3 parts of absolute ethyl alcohol, 3-5 parts of coalescing agent, 0.1-0.2 part of polyoxypropylene glycerol ether and 10-20 parts of deionized water. The coating provided by the invention has the advantages of low raw material loss, low gel production, simple process, hard coating film, good glossiness, strong impact resistance, low cracking rate, soft texture, excellent decorative property, high weather resistance, scrubbing resistance, high adhesion force and long service life; and the coating is free of special smell and contains no heavy metals such as mercury and lead and also does not contain formaldehyde volatile, and thus the coating meets the technical requirements of an environment-friendly coating.