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44 results about "Triisopropanolamine" patented technology

Triisopropanolamine is an amine used for a variety of industrial applications including as an emulsifier, stabilizer, and chemical intermediate. It is also used to neutralize acidic components of some herbicides.

Polyurethane filling adhesive as well as preparation method and application thereof

The invention discloses a polyurethane filling adhesive as well as a preparation method and application thereof, and relates to the field of cable materials. The polyurethane filling adhesive comprises hydrophobic polyurethane, an anti-hydrolysis agent, a heat conducting agent and a flame retardant; the hydrophobic polyurethane is formed by polymerizing a soft segment, a hard segment and an amine chain extender, and the soft segment comprises at least one of polytetrahydrofuran ether, dihydroxybutyl-terminated polydimethylsiloxane and aminopropyl terminated polydimethylsiloxane; the anti-hydrolysis agent comprises triisopropanolamine, a carbodiimide anti-hydrolysis agent and an epoxy silane anti-hydrolysis agent. Hydrophobic polyurethane adopts a soft segment containing hydrophobic groups, hydrolysis is inhibited from the source, meanwhile, the hydrolysis resistance is improved in cooperation with the ternary compound hydrolysis-resistant agent, a compact highly-physical cross-linked network is constructed, hydrolysis is inhibited from a chemical structure and a physical barrier community through cooperation of the three components, and long-acting hydrolysis-resistant protection is achieved; and the stability of heat-conducting property and flame-retardant property of the material is maintained in a severe environment in which a high-voltage cable is used.
Owner:GUANGZHOU POWER SUPPLY BUREAU GUANGDONG POWER GRID CO LTD

Liquid triisopropanolamine feeding device for phosphorus slag micro-powder dry grinding production

The invention relates to the technical field of phosphorus chemical industry solid waste resource utilization, and particularly discloses a liquid triisopropanolamine feeding device for phosphorus slag micro powder dry grinding production, which comprises a liquid storage assembly, a metering conveying mechanism, a preheating mixing mechanism, a dry grinding machine butt joint assembly and an intelligent regulation and control module. The liquid storage assembly stores materials under the protection of nitrogen and at a constant temperature; the metering conveying mechanism achieves constant-temperature and accurate metering conveying of materials through a variable-frequency plunger pump, an electromagnetic flowmeter and a pipeline with a heat preservation heat tracing function. The preheating mixing mechanism atomizes liquid triisopropanolamine through an atomizing nozzle, and the liquid triisopropanolamine and phosphorus slag raw materials are forcibly mixed to be uniform in a heating cavity through a stirring assembly. The dry mill butt-joint assembly realizes sealed conveying of the mixed materials to the dry mill; and the intelligent regulation and control module is connected with and cooperatively controls each component. The problems of large metering error, high volatilization loss, non-uniform mixing and easy blockage in the prior art are solved, and the phosphorus slag grinding efficiency, the product quality and the system operation continuity are remarkably improved.
Owner:HUIDONG JINCHUAN PHOSPHORUS CHEM CO LTD

Method for preparing cement by utilizing modified lithium slag composite multi-source solid waste

The invention discloses a method for preparing cement by using modified lithium slag composite multi-source solid waste, and belongs to the technical field of building materials and solid waste resource utilization. The core of the method is that the lithium slag is subjected to'targeted curing-gradient excitation 'modification: firstly, an aluminum salt solution is adopted for pretreatment, and soluble lithium ions are specifically cured to eliminate the hydration inhibition effect of the soluble lithium ions; then co-grinding with calcined magnesium oxide, and adding sodium silicate and calcium sulfate whiskers step by step for gradient excitation; the modified lithium slag, granulated blast furnace slag, fly ash, Portland cement clinker, desulfurized gypsum / phosphogypsum composite gypsum and the like are subjected to synergistic grinding, then a composite exciting agent composed of solid water glass, triisopropanolamine and calcium formate is added, and the cement is prepared through homogenization. According to the invention, the problem of performance degradation under the condition of high doping amount of the lithium slag is fundamentally solved, the prepared cement has the outstanding advantages of normal coagulation, high strength (especially later strength) and small dry shrinkage, and high value-added resource utilization of the multi-source solid waste is realized.
Owner:MIANYANG TEACHERS COLLEGE +1

Grinding aid composition for improving grinding efficiency of superfine cement

PendingCN121135216AMicrofine cementPtru catalyst
The invention provides a grinding aid composition for improving the grinding efficiency of superfine cement, which comprises the following components in percentage by mass: silicate ester prehydrolysate (30-45% of alkoxy silane, 40-55% of alcohol solvent and 5-10% of acid catalyst), a surface adsorbent (8-12% of triethanolamine or triisopropanolamine), a dispersion stabilizer (2-4% of polycarboxylic acid ether with molecular weight of 2000-5000), and the balance of water. And an optional adjuvant (1-3% of acetylacetone). The preparation method comprises a pre-hydrolysis stage and a compounding stage. During application, the surface adsorbent and cement are premixed, then prehydrolysate is added for common grinding, and the dispersion stabilizer is added in stages. According to the composition, the grinding energy consumption is reduced by 20-30%, the particle aggregation index (CI value) is reduced to below 0.35, the specific surface area of cement reaches 500-800m < 2 > / kg, the compressive strength in 3 days is improved by 20-35%, the compressive strength in 28 days is improved by 10-15%, and the composition is economical and efficient.
Owner:宁夏科润建材科技有限公司

High-activity conductive steel slag composite activator, preparation method and application thereof

ActiveCN117567065BSlagCarbon nanotube
The application belongs to the technical field of solid waste utilization, and discloses a high-activity conductive steel slag composite activator, a preparation method and application, which comprises the following components in parts by mass: polyol amine 0.6-1 part, polyol 2-4 parts, sodium citrate 0.8-1.2 parts, calcium oxalate 1-1.5 parts, silica ash 0.2-0.6 parts, and carbon nanotube array 0.05-0.1 part; the polyol amine comprises glycerol, triethanolamine, diisopropyl alcohol amine and triisopropyl alcohol amine; and the polyol is ethylene glycol. The polyol amine, the polyol, the sodium citrate, the calcium oxalate, the silica ash and the carbon nanotube array are mixed in parts by mass; and the mixture is subjected to magnetic stirring for 10 hours. The application has obvious improvement effect on the conductivity of steel slag cement, and the carbon nanotube array reduces the resistivity, which is beneficial to the health monitoring of soil and the active alarm of concrete diseases. The application has lower cost, rationally utilizes waste resources, and is beneficial to the ecological environment.
Owner:YANGTZE DELTA REGION INST OF UNIV OF ELECTRONICS SCI & TECH OF CHINE (HUZHOU)

Clay stabilizer for polymer dry powder directly-prepared variable-viscosity fracturing fluid

PendingCN121592329ADrilling compositionStabilizer for polymersPolyurea
The invention discloses a clay stabilizer for a polymer dry powder direct distribution variable-viscosity fracturing fluid. The clay stabilizer is prepared from quaternary ammonium salt, an alcohol amine compound and a polyamine compound as raw materials in a solvent. The quaternary ammonium salt is quaternary ammonium salt with the carbon chain length of C12-C18; the alcohol amine compound is selected from at least one of ethanolamine, dimethyl propanolamine, hydroxyethyl piperazine, piperidine, isopropanolamine, triisopropanolamine, aminomethyl propanolate, hydroxyethyl ammonium salt and the like; the polyamine compound is selected from any one of poly dimethyl diallyl ammonium chloride, polyquaternary ammonium salt, poly allylamine, polyurea, polybutanediamine, polyethyleneimine, polyethylene polyamine and a polyethyleneimine cross-linked substance. The clay stabilizer disclosed by the invention is particularly suitable for polymer dry powder direct distribution variable-viscosity fracturing fluid, the stability of clay can be remarkably improved, particularly, excellent inhibition performance can still be kept under high-temperature and high-salt conditions, stratum damage is reduced, and the application requirements in complex environments of oil fields are met.
Owner:SICHUAN DIMAN OIL & GAS NEW MATERIALS TECHNOLOGY CO LTD

Lubricant containing Guerbet alcohol derivative and preparation method and application thereof

PendingCN121203735AAdditivesBase-materialsDodecaneIsostearyl alcohol
The invention belongs to the technical field of lubricants, and discloses a lubricant containing Guerbet alcohol derivatives and a preparation method and application thereof. The lubricant is prepared from the following components in parts by weight: 2 to 6 parts of Guerbet alcohol derivative, 0.2 to 1 part of sulfurized isobutylene, 0.05 to 0.3 part of tungsten disulfide nanosheet, 0.01 to 0.1 part of surface modified fullerene, 0.5 to 1.5 parts of triisopropanolamine borate, 80 to 95 parts of 2-octyl-dodecyl cyclopentane, 0.3 to 0.8 part of antioxidant and 0.1 to 0.5 part of antirust agent. The Guerbet alcohol derivative is an ester derivative of Guerbet alcohol; the surface modified fullerene is obtained by modifying fullerene by using dodecyl mercaptan and azodiisobutyronitrile. When ester synthesized from isostearyl alcohol is used as an ester derivative of Guerbet alcohol, the lubricant still has good lubricating performance. Furthermore, the high-temperature-resistant and high-pressure-resistant oxidation performance is good.
Owner:FOSHAN SHUNDE FUYANSHENG LUBRICANT

Nano calcium carbonate dispersion stabilizer, preparation method thereof and nano calcium carbonate dispersion liquid

PendingCN121107730ATriisopropanolamineNano carbon
The invention relates to the field of concrete building materials, and provides a nano calcium carbonate dispersion stabilizer, a preparation method thereof and a nano calcium carbonate dispersion liquid. The nano calcium carbonate dispersion stabilizer is prepared from the following raw materials in parts by weight: 10 to 20 parts of triisopropanolamine, 80 to 90 parts of acrylic acid-acrylamide copolymer and 0.1 to 0.5 part of thickening resin. According to the nano calcium carbonate dispersion stabilizer, the triisopropanolamine, the acrylic acid-acrylamide copolymer and the thickening resin are combined and matched, so that the nano calcium carbonate dispersion stabilizer has a relatively high dispersion effect, has a particularly obvious dispersion effect on nano calcium carbonate, and can effectively prevent the nano calcium carbonate from being agglomerated.
Owner:SHIJIAZHUANG CHANGAN YUCAI BUILDING MATERIALS +1

Composite functional cement additive and preparation method thereof

PendingCN121850440AMethacrylateMeth-
The invention provides a composite functional cement additive and a preparation method thereof, and belongs to the technical field of cement. The additive comprises the following components: polycarboxylic acid modified condensation, triisopropanolamine, triethanolamine and sodium gluconate. The polycarboxylic acid modified condensation compound is formed by copolymerizing methyl allyl polyoxyethylene ether, acrylic acid and 2-hydroxyethyl methacrylate phosphate which are used as comonomers. Through molecular design and component compounding, multiple synergistic effects are generated. And the unique structure can effectively delay the aggregation of cement particles and greatly improve the workability of the slurry. All functional components are integrally designed, so that the compatibility problem is avoided, and the performance stability is ensured. Meanwhile, by refining pores and optimizing a microstructure, the anti-permeability and durability of the concrete are remarkably enhanced, and the comprehensive performance is remarkably improved.
Owner:XINGNING LONGJIANG BUILDING MATERIAL IND CO LTD

A modified volcanic rock ultrafine composite admixture and its preparation method

PendingCN122079519Apromote generationThe calcium to silicon ratio increasesSolid waste managementDepolymerizationSuperplasticizer
This invention discloses a modified volcanic rock ultrafine composite admixture and its preparation method, belonging to the technical field of building materials and solid waste resource utilization. The admixture is composed of volcanic rock, S95 grade mineral powder, fluorogypsum, silica fume, lime powder, nano-alumina, triisopropanolamine, and polycarboxylate superplasticizer in a specific ratio. The invention also discloses its preparation method, including drying, weighing, and co-grinding the raw materials to a D50 of 7.0-8.0 μm. Through the synergistic activation effect among the components, especially the depolymerization of the volcanic rock vitreous network by F⁻ in the fluorogypsum, the adjustment of the calcium-silicon ratio between the mineral powder and volcanic rock, and the combined effect of nanomaterials and chemical additives, the early and late-stage activity of the volcanic rock is significantly improved, and the water demand is reduced. The obtained admixture has a 7-day activity index ≥85%, a 28-day activity index ≥88%, and a water demand ratio ≤108%, and can directly replace traditional mineral powder and fly ash in concrete, solving the problem of the scarcity of high-quality admixtures in western regions, and has significant economic and social benefits.
Owner:CHANGZHOU ARCHITECTUAL RES INST GRP CO LTD

Dimensionally stable polyurethane and composite materials

ActiveCN115956094BPolymer sciencePolyol
Rigid polyurethanes and composites are made from a reaction mixture comprising an aromatic polyisocyanate and a polyol mixture. The polyol mixture has an average hydroxyl equivalent of 125 to 275 and an average hydroxyl functionality of 2.5 to 4 hydroxyl groups per molecule. 5% to 33% by weight of the polyol mixture is triisopropanolamine. Rigid polyurethanes made from this reaction mixture exhibit excellent dimensional stability, even when cured at or near room temperature.
Owner:DOW GLOBAL TECHNOLOGIES LLC

New generation triisopropanol amine monopropanoate based grinding aid with high grinding efficiency, strength enhancer

PCT designated stageWO2026127856A1Organic chemistryPropanoic acidMetallurgy
The present invention relates to the grinding aid used in the cement industry, in the clinker grinding phase of cement production and in the preparation of cementitious systems. In particular, the present invention relates to the grinding aid and synthesis method consisting of the Triisopropanol amine monopropanoate composition obtained as a result of the esterification reaction of Triisopropanol amine with propanoic acid.
Owner:BURSA ULUDAG UNIVERSITESI

Reactor cleaning process and composition

A process of cleaning a reactor includes providing an alcohol-containing material to the reactor; and providing a metathesis catalyst to the reactor. The reactor contains a high molecular weight polymer gel and an organoaluminum material. The alcohol-containing material is not an alkyl tartrate and may be selected from triisopropanolamine, 4-tert-butylcatechol, isopropanol, and phenol formaldehyde resins.
Owner:G-3 CHICKADEE PURCHASER LLC

A two-dosage form copper etching solution and a preparation method thereof

ActiveCN122105406BO-Phosphoric AcidTetrazole
The application provides a two-dosage-form copper etching liquid and a preparation method thereof, and belongs to the technical field of copper etching liquids, and comprises the following steps: mixing deionized water, ethylene glycol monobutyl ether and a hydrogen peroxide aqueous solution to obtain an A agent; mixing and reacting deionized water, a glucose acid aqueous solution, aminotri (methylenephosphonic acid), lactic acid, triisopropanolamine, gamma-glycidyl ether oxypropyl trimethoxysilane and aluminum lactate to obtain an aluminum-containing hybrid precursor; adding a first phosphoric acid aqueous solution, methanesulfonic acid and lactic acid into the aluminum-containing hybrid precursor, and then adding triisopropanolamine, a second phosphoric acid aqueous solution, 5-amino tetrazole and deionized water, and performing aging and filtration to obtain a B agent; and mixing the A agent, the B agent and deionized water to obtain the two-dosage-form copper etching liquid. The application can improve the storage stability, etching uniformity and copper surface flatness of the etching liquid.
Owner:SUZHOU BOYANG CHEM

A reduced type alkali-free liquid accelerator and a preparation method thereof

ActiveCN116835903BLinoleoylamideMaterials science
The application relates to a shrinkage-reducing alkali-free liquid accelerator, which comprises the following raw materials in parts by weight: 10-15 parts of a shrinkage-reducing agent, 1-4 parts of a stabilizer, 30-50 parts of an aluminum salt, 3-15 parts of an alcohol amine and 20-30 parts of water; the shrinkage-reducing agent comprises the following raw materials: an organic amine, a polyhydric alcohol acrylate, an initiator, a chain transfer agent and water; the organic amine comprises at least one of linoleyl ethanolamine, linoleamide, ethylene bisoleic acid amide, linoleic acid diethanol amide, triisopropylamine oleate, arachidonylethanolamine and triisopropylamine linoleate; the prepared accelerator can reduce the late shrinkage of sprayed concrete, and meanwhile, the early accelerating effect of the accelerator is not affected.
Owner:SHAANXI KZJ NEW MATERIALS

A modified iron tailings road base material and its preparation and application methods

The application belongs to the technical field of road base and industrial waste treatment, and discloses a modified iron tailing road base material and a preparation and application method thereof. In the road base material, only the iron tailing is used as the stabilizing material, and cement is used as the cementing material, so that the iron tailing is consumed on a large scale, the utilization rate of the iron tailing resources is improved, and the shortage of road engineering sand and gravel is relieved. In the application, soluble sodium salt and KH-550 are used to form modifier A, and castor oil sodium sulfonate, triisopropanolamine and sodium tetradecyl sulfate are used to form modifier B. The iron tailing is modified by using the modifier A first, so that the iron tailing surface has strong electronegativity and the synergistic effect with the modifier B is enhanced. Then, the modified iron tailing is further mixed with the modifier B, so that the compactness of the iron tailing road base material is effectively improved, the compressive strength of the iron tailing road base material is improved, and the water stability of the iron tailing road base material is improved.
Owner:UNIV OF JINAN +1

Process for the preparation of a coarse-pored polyether for polyurethane rigid foam

The application belongs to the technical field of organic synthesis and relates to a preparation method of coarse-pore polyether for polyurethane rigid foam. First, phenolic substances, glucose and an acidic catalyst are subjected to an acetalization reaction to obtain a phenyl glycoside, then the phenyl glycoside, diisopropanolamine and triisopropanolamine are used as a composite initiator, potassium hydroxide is used as a catalyst, and an alkylene oxide is grafted to form a polymer with a molecular weight of 500-800, and after neutralization, adsorption, dehydration and filtration, an intermediate is obtained, then the intermediate is put into a polymerization kettle, a double-metal cyanide complex catalyst is used as a reaction catalyst, and quantitative propylene oxide is continuously grafted, and after removal of low-boiling impurities, the coarse-pore polyether is obtained. The polyurethane rigid foam prepared from the coarse-pore polyether has uniform and relatively coarse pores, and the foam compression strength is obviously improved while maintaining good heat preservation performance.
Owner:HUAIAN CHEN HUA NEW MATERIALS CO LTD

Impermeable self-healing concrete and preparation method thereof

The invention discloses impervious self-healing concrete and a preparation method thereof. The impervious self-healing concrete is prepared from 80-110 parts of impervious self-healing concrete, 80-100 parts of high-strength machine-made sand, 30-50 parts of a cementing material, 5-22 parts of a functional composite material, 1.5-2 parts of a water reducing agent and 15-17 parts of water. The functional composite material is formed by mixing a capillary crystalline accelerant, composite fibers and a catalyst according to the weight ratio of (4-6): (2-4): (1-2); the capillary crystalline accelerant is one or more of sodium silicate, lithium silicate and silica fume; the composite fibers are composed of synthetic organic fibers and inorganic fibers, and the weight ratio of the synthetic organic fibers to the inorganic fibers is (3-4): (1-2). The catalyst is one or more of gypsum, lithium carbonate and triisopropanolamine. The permeable crystallization type accelerant and the catalyst in the functional composite material can promote unhydrated cement particles to continue to react, cracks are filled, the compactness of concrete is enhanced, then the cracks are effectively repaired, and the anti-seepage and self-healing purposes are achieved.
Owner:BEIJING ZHUZONG COMMERCIAL CONCRETE CENT

Semi-synthetic cutting fluid composition, metal working fluid and preparation method of metal working fluid

PendingCN121674136ALubricant compositionCompound organicMetal working fluid
The invention relates to the field of cutting fluid, and particularly discloses a semi-synthetic cutting fluid composition, a metal working fluid and a preparation method of the metal working fluid, and the semi-synthetic cutting fluid composition comprises mineral oil, a nonionic emulsifier, a functional additive, a pH buffering agent, a bacteriostatic agent and the balance of water. The functional additive comprises one or more of a corrosion and rust inhibitor, an oiliness agent, a lubricating extreme pressure agent and a defoaming agent; the pH buffer agent is prepared from one or more of monoethanolamine, diethanolamine, triethanolamine, triisopropanolamine, monoisopropanolamine, 2-amino-2-methyl-1-propanol, dicyclohexylamine and ethanolamine, and the pH buffer agent is prepared from one or more of the following raw materials: sodium dodecyl benzene sulfonate, sodium dodecyl benzene sulfonate, sodium dodecyl benzene sulfonate, sodium dodecyl benzene sulfonate, sodium dodecyl benzene sulfonate and sodium dodecyl benzene sulfonate; the bacteriostatic agent comprises one or more of an isothiazolinone derivative, phenoxyethanol and polyquaternium. The metal working fluid comprises the semi-synthetic cutting fluid composition, the biological stability of the field working fluid can be effectively controlled in the aluminum alloy machining process in a manner of compounding organic alkali and a specific bacteriostatic agent, the growth of bacteria or fungi can be inhibited, and the service life of the working fluid can be prolonged.
Owner:SHENZHENSHI YUZHAN PRECISION TECH CO LTD

Calcium oxide-phosphate synergistically excited copper slag-based cementing material as well as preparation method and application thereof

The invention discloses a calcium oxide-phosphate synergistically excited copper slag-based cementing material as well as a preparation method and application thereof, and belongs to the technical field of resource utilization of industrial solid wastes. Comprising the following raw materials in parts by weight: 60-80 parts of copper slag, 15-30 parts of a high-aluminum admixture, 5-10 parts of phosphogypsum, 3-8 parts of calcium oxide, 4-12 parts of dipotassium phosphate and 0.05-0.3 part of triisopropanolamine. According to the invention, a fayalite structure is destroyed through alkali excitation of calcium oxide, phosphate gel is formed by dipotassium phosphate and dissolved Fe < 2 + >, ion dissolution is accelerated through chelating of triisopropanolamine, and a phosphate-ettringite composite gelling system is constructed by combining ettringite generated by a high-aluminum material and ardealite. The material mainly comprises copper slag and other solid wastes, and has the advantages of good heavy metal curing effect, environmental protection and low carbon. When the filling agent is applied to filling of gold tailings, the ratio of ash to sand is 1: 8, and the filling concentration is 64 angstroms; the prepared filling body can still keep good working performance and mechanical strength under the working condition that the leaching concentration is larger than 66%, the excellent curing effect on the specific pollutant arsenic (As) in the gold ore tailings is achieved, and the leaching concentration is obviously lower than the standard limit value.
Owner:CHINA NO 15 METALLURGICAL CONSTR GRP +1

Hyperbranched polysiloxane as well as preparation method and application thereof

The invention belongs to the technical field of organic light-emitting materials, and particularly relates to hyperbranched polysiloxane as well as a preparation method and application thereof. According to the invention, a tertiary amine group in a triisopropanolamine molecule is taken as an electron donor, a methyl substituent group in a silane coupling agent is taken as an electron acceptor, and triisopropanolamine and the silane coupling agent are subjected to condensation polymerization by utilizing an intramolecular electron transfer mechanism to construct the intrinsic fluorescent hyperbranched polysiloxane based on a tertiary amine-methyl synergistic effect. The hyperbranched polysiloxane prepared by the invention has weak fluorescence in a good solvent and obviously enhanced fluorescence in a poor solvent or an aggregation state, shows a typical aggregation-induced emission effect, solves the aggregation-induced fluorescence quenching effect, and is suitable for solid or high-concentration application scenes.
Owner:XIAN UNVERSITY OF ARTS & SCI

An engineered decarboxylase polypeptide and methods of making isopropanolamine

The application discloses an engineered decarboxylase polypeptide and a method for preparing isopropanolamine, which can synthesize isopropanolamine from L-threonine or a fermentation broth containing L-threonine by using the engineered decarboxylase polypeptide. Compared with a naturally occurring wild-type decarboxylase, the engineered decarboxylase polypeptide has improved properties, such as increased enzyme activity, increased thermal stability, good substrate tolerance and the like. The reaction conditions tolerated by the engineered decarboxylase polypeptide are more relaxed, and the reaction is more conducive to scale-up. The method for preparing isopropanolamine provided by the application can avoid the process of flammable and explosive toxic epoxide compounds or ammonia under high temperature and high pressure, greatly saves energy and equipment investment, and does not contain the classic diisopropanolamine, triisopropanolamine and polyether impurities in chemical synthesis, and has important industrial application value.
Owner:ENZYMASTER NINGBO BIO ENG CO LTD

Functional structure integrated multilayer composite material as well as preparation method and application thereof

The invention relates to the technical field of composite materials, in particular to a functional structure integrated multilayer composite material and a preparation method and application thereof. The functional structure integrated multi-layer composite material is obtained by compounding raw materials including base cloth and a water-swelling polyurethane elastomer, the water-swellable polyurethane elastomer is prepared by a method comprising the following steps: (1) drying ethylene oxide modified polyol, and reacting with toluene isocyanate to obtain a prepolymer with-NCO mass fraction of 5%-7%; and (2) uniformly mixing the prepolymer treated in the step (1) with a mixture of trimethylolpropane and triisopropanolamine, pouring the mixture into a mold, heating for primary curing, vulcanizing, drying and granulating to obtain the water-swellable polyurethane elastomer. The functional structure integrated multi-layer composite material is applied to floating lifesaving equipment, the air tightness of the floating lifesaving equipment is improved, and the air supply period of the floating lifesaving equipment is prolonged.
Owner:BEIJING BANGWEI HIGH-TECH SPECIAL TEXTILE CO LTD

A TP cover plate glass cleaning agent and a preparation method thereof

PendingCN122278558ACeriumCleansing Agents
This invention relates to the field of cleaning agent technology and discloses a TP cover glass cleaning agent and its preparation method, comprising: an interface modifier, a targeted dispersant, triisopropanolamine, and deionized water; wherein the mass ratio of the interface modifier to the targeted dispersant is strictly limited to the range of 1.5:1 to 2.5:1; under this mass ratio range and laminar shear conditions, the cationic center of the interface modifier and the anionic group of the targeted dispersant self-assemble in an aqueous medium to form a vesicular micelle structure, physically confining the targeted dispersant to the hydrophilic core region of the micelle. This invention utilizes the self-assembly between components to construct vesicular micelles with a core-shell structure, encapsulating a highly active chelating agent inside the micelles. While blocking the corrosion path of the chelating agent on the glass substrate, it achieves targeted removal of contaminants through a response release mechanism targeting the Zeta potential of cerium oxide particles.
Owner:SHANGHAI SHUNAO ENVIROMENTAL TECH CO LTD

Cement coagulant early strength agent for well cementation as well as preparation method and application of cement coagulant early strength agent

PendingCN121591436AInorganic saltsSulfate
The invention relates to the technical field of oil and gas field well drilling and cementing auxiliaries, in particular to a cement coagulation-accelerating early strength agent for well cementation and a preparation method and application thereof.The cement coagulation-accelerating early strength agent for well cementation is prepared from inorganic salt A, inorganic salt B, inorganic salt C and organic salt D; the inorganic salt A is calcium sulfate, the inorganic salt B is ferrous sulfate, the inorganic salt C is nano silicon dioxide, and the organic salt D is triisopropanolamine. The cement coagulation accelerating early strength agent for well cementation provided by the invention uses fewer raw materials, enables oil well cement to obtain better early strength, shortens the thickening time, and ensures that the performance of set cement meets the construction requirements.
Owner:CHINA NAT PETROLEUM CORP +1

Synthesis of alkoxylated polymers and their having reduced dioxane formation

PendingCN122180757AOrganic detergent compounding agentsPolymer scienceTriisopropanolamine
The present application relates to an alkoxylated polymer consisting of (i) triethanolamine (TEA) and / or triisopropanolamine (TIPA) units and (ii) alkylene oxide units, wherein the components are selected so as to obtain a biodegradable polymer with washing power, which can be synthesized with reduced dioxane formation. The present application further relates to a cleaning composition comprising the alkoxylated polymer, the use of the inventive polymer for enhancing the primary washing power of laundry detergents, a cleaning method and the use of (i) triethanolamine (TEA) and / or triisopropanolamine, (ii) ethylene oxide (EO) and (iii) propylene oxide (PO) for the low-dioxane production of alkoxylated polymers.
Owner:BASF SE

Rigid polyurethane foam and multilayer thermal insulation assemblies containing the foam

ActiveUS12649815B2Polymer scienceCarbamate
Rigid polyurethane foams are made using a mixture of polyols that includes 4 to 33% by weight of triisopropanolamine. The mixture of polyols is reacted with an aromatic polyisocyanate in the presence of a blowing agent, a foam-stabilizing surfactant and a urethane catalyst to produce the foam. The foams are useful as thermal insulation layers in multilayer thermal insulation assemblies such as appliance cabinets and walls for industrial and commercial freezers and refrigerators.
Owner:DOW ITALIA SPA +1

Wind power grouting material suitable for extreme marine environment and preparation method thereof

The invention discloses a wind power grouting material suitable for an extreme marine environment and a preparation method thereof. The wind power grouting material comprises super sulfate cement, Portland cement, fine aggregate, silica fume, steel fibers, a crystal nucleus early strength agent and an additive. The preparation method comprises the following steps: uniformly mixing superfine mineral powder, gypsum and cement clinker in proportion, adding triisopropanolamine and nano silicon dioxide, grinding by a planetary mill, atomizing a silane coupling agent, spraying the atomized silane coupling agent to the surface of the ground powder, and continuously grinding. According to the grouting material disclosed by the invention, on the basis of improving the durability performance of the grouting material, such as chloride ion permeation resistance and sulfate corrosion resistance, on the basis of the super-sulfate cement, the super-sulfate cement is combined with ordinary silicate, and the super-sulfate cement is modified, so that the advantage of resisting sulfate corrosion and chloride ion corrosion of the integrally prepared grouting material is improved; the problem that the offshore wind power grouting material is eroded by seawater is effectively solved, meanwhile, the strength of the grouting material can be improved, and the grouting material is large in fluidity and high in elasticity modulus, has the capacity of resisting the extreme ocean environment and is suitable for construction of deep sea and open sea wind turbine generators.
Owner:江苏博拓新型建筑材料股份有限公司