1031 results about "Triazine" patented technology

The invention relates to a preparation method and application of a porous material for preparing methanol through carbon dioxide adsorption and conversion. When the material is prepared, firstly, 4, 4 '4' '-(1, 3, 5-triazine-2, 4, 6-trimethylene) triphenylamine and 1, 2-acenaphthequinone are treated in a mixed solvent containing dioxane / acetonitrile / 6M acetic acid, and AT-COF is obtained; further synthesizing by adopting an impregnation method to obtain IrRu-COF; and finally, uniformly mixing the active gamma-aluminum oxide and the IrRu-COF material to form a carrier dispersion liquid, and then carrying out PEI loading, vacuum impregnation, washing and drying to obtain the PEI functionalized gamma-Al2O3 / COF composite catalyst. The technical closed loop from low-concentration CO2 capture to solar driven conversion is realized, the process flow is simple, and the energy consumption is low.

The invention relates to the technical field of fine chemical engineering and flame retardant preparation, and discloses a preparation method of bromo-triazine capable of improving thermal stability, and the preparation method comprises the following steps: mixing phenol, water and dichloromethane, controlling the temperature, and carrying out oxidative bromination reaction to prepare an organic phase containing tribromophenol; then, under the action of an organic amine catalyst, carrying out condensation reaction on the organic phase, liquid caustic soda and cyanuric chloride; after the reaction, washing with water to remove impurities; and in the presence of process water, firstly controlling the temperature at 38-42 DEG C for azeotropic desolvation, then raising the temperature to 85-95 DEG C for high-temperature crystallization and crystal growing, and finally cooling, filtering and drying to obtain the bromo-triazine product. By utilizing the high selectivity of the organic amine catalyst and a two-stage azeotropic crystallization process, the side reaction is effectively reduced, the solvent wrapped in the crystal is eliminated, the prepared product is high in main content and extremely low in volatile component, the temperature can reach 370 DEG C or above when the thermal weight loss is 2%, and the thermal stability is remarkably improved.

Provided is a triazine ring-containing polymer characterized by containing a repeating unit structure represented by formula (1) and having at least one triazine ring terminal, and in that at least a portion of the triazine ring terminal is blocked with an amino group having a crosslinking group (excluding a hydroxy-containing group). (In the formula, each of R and R' independently represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, or an aralkyl group; and Q represents an alkylene group having 3-30 carbon atoms and an alicyclic structure. The symbol * represents a bond.)

The present disclosure relates to novel lamotrigine salts, co-crystals, and compositions. In some embodiments, the lamotrigine salt is a lamotrigine dicarboxylic acid salt or hydrate or solvate thereof. In some embodiments, the lamotrigine co-crystal is a co-crystal of lamotrigine and a dicarboxylic acid, or a hydrate or solvate thereof. In some embodiments, the compositions comprise lamotrigine or a salt or co-crystal thereof, or a hydrate or solvate thereof. In some embodiments, the composition is in the form of a powder. In some embodiments, the composition is in the form of a liquid. The present disclosure also relates to methods of preparation and use in medical therapy, for example, for the treatment of a subject with epilepsy or bipolar disorder.

The invention discloses a preparation method of an acid-resistant chlorine-resistant selective palladium adsorbent, and relates to a preparation method of a selective palladium adsorbent. The invention aims to solve the technical problems of poor structural stability, low adsorption capacity, poor selectivity and difficulty in cyclic regeneration of the existing palladium adsorbent in strong acid and high chlorine systems. According to the preparation method, fumarinonitrile is taken as a cyanogen-containing monomer, zinc chloride is taken as a catalyst, a triazine skeleton network is constructed through an ionothermal trimerization reaction, no organic solvent or expensive catalyst is needed in the process, the reaction condition is mild, the process is simple and convenient, and good environmental compatibility is achieved; the PdCl4 < 2->-doped porous carbon material provides abundant coordination sites, has a relatively large specific surface area and a developed porous structure, can effectively promote mass transfer and adsorption of metal ions, can form stable complexation with PdCl4 < 2->, shows extremely high palladium adsorption capacity and selectivity, and can still keep structural integrity and adsorption activity under strong acid and high chlorine conditions.

The invention discloses a full-conjugate covalent organic framework, a preparation method thereof and application of the full-conjugate covalent organic framework in a memristor, and belongs to the field of materials. The fully-conjugated covalent organic framework is prepared by reacting a terephthalaldehyde derived structure BMBA (2, 5-bis (4, 4, 5, 5-tetramethyl-1, 3, 2-dioxaborol-2-yl) terephthalaldehyde) with TA (2, 4, 6-tri (hydrazino)-1, 3, 5-triazine) under the condition of a liquid-liquid interface, and the fully-conjugated covalent organic framework is prepared by reacting the BMBA (2, 5-bis (4, 4, 5, 5-tetramethyl-1, 3, 2-dioxaborol-2-yl) terephthalaldehyde) with TA (2, 4, 6-tri (hydrazino)-1, 3, 5-triazine). The prepared DAB-COF film has the characteristics of high structural order, high pi-full conjugation degree, clear charge transfer channel and the like, is used as a memristor functional layer for the first time, and shows excellent resistive storage performance.

The invention relates to the field of photoelectric functional materials and devices, and discloses a surface treatment method and a preparation method of a perovskite thin film and a perovskite solar cell, and the surface treatment method comprises the following steps: coating the surface of the perovskite thin film with a top interface molecular repair solution, and carrying out annealing treatment, wherein the top interface molecular repair solution comprises an organic solvent and a passivating agent. Chemical polishing is achieved through the mixed solvent in a specific proportion, residual excessive lead iodide on the surface of the thin film is accurately removed, and meanwhile surface defects are repaired in situ through triazine molecules which are resistant to high temperature and free of deprotonation risks. According to the collaborative strategy, the surface roughness and the defect state density of the perovskite thin film are remarkably reduced, and the photoelectric conversion efficiency and the long-term operation stability of the perovskite solar cell are effectively improved.

The invention provides a compound with an electron transmission function, an organic electroluminescent device containing the compound and application of the compound, the structure of the compound takes 9-alkyl-9-phenyl fluorenyl, phenanthryl and a triazine group as main components, the 9-alkyl-9-phenyl fluorenyl is one of core structures, fluorene is a polycyclic aromatic hydrocarbon with better planarity, and the triazine group is one of the core structures. Alkyl and phenyl are introduced to the ninth site to generate strong spatial repulsive force with a fluorene ring, a three-dimensional and non-planar propeller-shaped structure is formed, and the non-planar structure can effectively inhibit close packing of molecules in a solid state, so that concentration quenching and excimer formation caused by pi-pi packing are prevented, and the stability of the fluorescent probe is improved. And moreover, the rigid and non-planar structure can also effectively improve the thermal stability of the material, and the service life of the device is prolonged. The compound provided by the invention is used as an electron transport layer and a hole blocking layer in a light-emitting device, so that the device has low driving voltage, high luminous efficiency and long service life.

The present invention provides triazinedione derivatives, their preparation methods, and their pharmaceutical applications. Specifically, the present invention provides triazinedione derivatives represented by general formula (I), their preparation methods, pharmaceutical compositions containing said derivatives, and uses thereof as therapeutic agents, particularly their use in the preparation of myosin inhibitors and in the preparation of drugs for treating hypertrophic cardiomyopathy (HCM) or cardiac diseases with pathophysiological characteristics associated with HCM. JPEG2023550444000158.jpg50170

Provided herein are novel triazine compound derivatives, compositions containing the compounds, and preparation methods and uses thereof. The triazine compound derivatives are compounds represented by Formula (I) or (II), or tautomers, stereoisomers, prodrugs, crystal forms, isotopically labeled forms, pharmaceutically acceptable salts, hydrates or solvates thereof. The compounds and compositions of the present disclosure can be used to treat diseases or disorders mediated by USP1, in particular, cancer. Formula (I) Formula (II)

The invention relates to a porous aromatic ion framework material as well as a preparation method and application thereof in iodine adsorption. The structural formula is shown as a formula (I) or a formula (II), an organic monomer with electronegativity and a triazine nitrogen-containing heterocyclic compound are adopted as construction elements, the porous aromatic ion framework material is prepared through Friedel-Crafts alkylation reaction self-polymerization or copolymerization, and tedious steps such as post-modification are avoided. A large number of benzene rings exist in the polymer, an ion skeleton provides rich active sites, and the material can rapidly adsorb steam iodine and iodine elementary substances in a solution in a large amount. The porous aromatic ion framework material prepared by the invention has excellent stability, can be used as a novel solid adsorbent to capture elemental iodine from a severe environment, is easy to recover, can be recycled, and has a good application prospect in the practical application of iodine capture.

The invention relates to the field of sheath materials, and discloses an anti-aging sheath material for an electronic wire and a preparation method thereof, the sheath material comprises low density polyethylene, an ethylene-vinyl acetate copolymer, an ethylene-octene copolymer, ethylene propylene diene monomer, a triazine ring derivative, ammonium polyphosphate, modified nano silicon dioxide and an auxiliary agent; according to the triazine ring derivative, N-butyl-2, 2, 6, 6-tetramethyl-4-piperidylamine reacts with cyanuric chloride to prepare a triazine ring monosubstituent, hydrazine hydrochloride is used as a bridging agent to react with the triazine ring monosubstituent, and the triazine ring derivative and piperazine are polymerized to prepare the triazine ring derivative. The modified nano silicon dioxide is prepared by enabling 3-(3, 5-di-tert-butyl-4-hydroxyphenyl) propionyl chloride and 4-propenyloxy-2-hydroxybenzophenone to react, and carrying out free radical polymerization on the reaction product on the surface of the nano silicon dioxide. The synergistic effect of mechanical property, thermo-oxidative aging resistance, ultraviolet aging resistance and flame retardant property is realized.

A geopolymer precursor includes an alkaline reactive solid material containing aluminum, silicon, and oxygen, and a fluid loss control material having an ionic stability property that has a first value in water and a second value in a 3M solution of NaOH, wherein a ratio of the second value to the first value is in a range of 0.5 to 2.0. The fluid loss control material may be, or may include a crosslinked polymer, which may include a reaction product of one or more of acrylamide, 2-acrylamido-2-methyl propane sulfonic acid, N,N‑dimethylacrylamide, N,N‑diethylacrylamide, vinyl acetate, or another monomer, and a crosslinker including one or more of methylene bisacrylamide, triallyl amine, pentaerythritol allyl ether, triallyl-triazine-trione, or another material. The geopolymer precursor may include an activator, an alkaline solution having pH of at least about 9, or both.

The invention provides halogen-free flame-retardant liquid epoxy resin, solid epoxy resin for powder coating and a preparation method of the solid epoxy resin, and belongs to the technical field of powder coating. The liquid epoxy resin disclosed by the invention is prepared by polymerizing 2, 4-diamino-6-phenyl-1, 3, 5-triazine, formaldehyde, triethyl phosphite, epoxy chloropropane, sodium hydroxide, DMF (Dimethyl Formamide) and the like. The contents of halogen-free flame-retardant elements nitrogen and phosphorus in the product are high, a solid epoxy resin product obtained by carrying out chain extension on liquid epoxy resin serving as a synthetic monomer of solid epoxy resin of the powder coating and bisphenol F is good in flame retardance, the oxygen index reaches 37% or above, and the flame retardance is high. A coating film obtained after the powder coating and an accelerated dicyandiamide curing agent are subjected to low-temperature rapid curing (150 DEG C / 10 min) is high in gloss and leveling grade and good in impact resistance, hardness and the like, and the application requirements of the powder coating are met.

The application discloses an alkali ion type covalent organic framework material and a preparation method and application thereof, wherein 2,4,6-tris(4-formylphenyl)-1,3,5-triazine, 1,4-diisocyanobenzene and 2-aminopyridine are used as building units, a covalent organic framework containing pyrimidine is obtained through a condensation reaction, and then a quaternary ammonium reaction and an ion exchange reaction are sequentially performed to obtain the alkali ion type covalent organic framework.The alkali ion type covalent organic framework material prepared by the application has rich alkali sites, developed pore structures and good chemical stability, exhibits good catalytic performance as a catalyst for one-pot preparation of dimethyl carbonate from CO2, an epoxide compound and methanol, and also shows good cycle stability.

The application discloses a compound containing a triazine group and an organic electroluminescent device. The organic electroluminescent device prepared from the compound can be used in the field of manufacturing electronic display equipment or OLED lighting equipment, and has a good application prospect. The organic electroluminescent material designed in the application introduces a specific number of heavy hydrogen (deuterium) at a special position. Since the stability of a C-D bond is greater than that of a C-H bond, the chemical stability and the thermal stability of the material are significantly improved, and the stability and the service life of the device are effectively improved.

The present disclosure provides a method of treating cardiomyopathy and / or related heart failure in a human subject (e.g., an adult human subject) in need of such treatment with 2-(3,5-dichloro-4-((5-isopropyl-6-oxo-1,6-dihydropyridazin-3-yl)oxy)phenyl)-3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carbonitrile (resmetirom) or a pharmaceutically acceptable salt thereof. The present disclosure also provides a method of treating portal hypertension in a human subject (e.g., an adult human subject) in need of such treatment with 2-(3,5-dichloro-4-((5-isopropyl-6-oxo-1,6-dihydropyridazin-3-yl)oxy)phenyl)-3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carbonitrile (resmetirom) or a pharmaceutically acceptable salt thereof. The present disclosure also provides a method of treating clinically significant portal hypertension (CSPH) in a human subject (e.g., an adult human subject) in need of such treatment with 2-(3,5-dichloro-4-((5-isopropyl-6-oxo-1,6-dihydropyridazin-3-yl)oxy)phenyl)-3,5-dioxo-2,3,4,5-tetrahydro-1,2,4-triazine-6-carbonitrile (resmetirom) or a pharmaceutically acceptable salt thereof.

The application relates to the technical field of functional packaging film research and development, and discloses a recyclable high-barrier composite packaging film, which comprises the following steps: synthesizing silane monomers containing triazine ultraviolet absorption groups, phenolic hydroxyl functional groups and hydrolysis functional groups; preparing modified montmorillonite by carrying out dehydration condensation reaction between the silicon hydroxyl functional groups obtained by hydrolysis reaction of the hydrolysis functional groups of the silane monomers and the hydroxyl functional groups possessed by sodium-based montmorillonite; preparing a composite barrier agent by carrying out hydrogen bonding between the phenolic hydroxyl functional groups possessed by the silane monomers in the modified montmorillonite and the hydroxyl functional groups contained in ethylene-vinyl alcohol copolymer, and compounding the modified montmorillonite and the ethylene-vinyl alcohol copolymer; and preparing a recyclable high-barrier composite packaging film with excellent barrier performance by adopting an eleven-layer co-extrusion blow molding film process with polyethylene resin as a single raw material and the composite barrier agent as a modification reagent, which can be applied in the field of dairy product packaging.

The application discloses a triazine ring synthesis method, and belongs to the technical field of medical intermediate synthesis. The method is characterized in that 2-methylaminothiourea and dimethyl oxalate are used as raw materials, a nanometer catalyst of scandium triflate (Sc(OTf)3) or ytterbium triflate (Yb(OTf)3) is loaded on magnetic Fe3O4@SiO2, a cyclization reaction is carried out in an organic solvent, the catalyst is separated and recovered through an external magnetic field after the reaction is completed, and high-purity triazine rings are obtained through acidification, crystallization and drying of the reaction liquid. The catalyst has the advantages of high specific surface area, high catalytic activity, easy magnetic separation and recovery, and can be reused more than 6 times. The product yield can reach 93% to 96%, and the purity is greater than or equal to 99.6%. The method realizes green, efficient and low-cost synthesis of triazine rings.

The application discloses a kind of ultraviolet absorber with triazine ring as main structure and its preparation method and its application in aramid fiber, the ultraviolet absorber has the following structural formula: Wherein, R1, R2, R3, R4 It is the group containing phenyl or substituted phenyl, R5 It is piperidyl, piperazyl, pyrrolidinyl and one of the following structures:This ultraviolet absorber has good absorption to UVA-UVB band ultraviolet, especially in 290~320 nm range has good ultraviolet absorption, adding the ultraviolet absorber in aramid fiber can significantly improve its weather resistance and service life, keep mechanical property, delay ultraviolet degradation, reduce the direct damage of fiber.

The invention belongs to the field of pigment color paste, and particularly relates to a modified coloring agent with a triazine structure and application of the modified coloring agent. The structure of the modified colorant is shown as a general formula D1, and the anchoring group L anchors the modified colorant on the surfaces of pigment particles in a physical adsorption or chemical bond form to realize surface modification of the pigment. According to the modifier colorant, the hydrophilicity or lipophilicity of the pigment can be effectively regulated and controlled by adjusting the variety and number of triazine substituent groups, the nano pigment paste treated by the modifier has self-dispersing performance, other auxiliaries do not need to be added, the dispersity, stability and filterability of the nano pigment paste can be effectively improved, and the nano pigment paste can be used for preparing the nano pigment paste. And the coating has excellent coloring ability.

This invention discloses a covalent organic framework material for selective solid-phase adsorption and separation, its preparation method, and its applications. The material is prepared by polycondensation reaction of electron-deficient triazine rings with short-chain linkers such as hydrazine hydrate, forming a layered structure with a high specific surface area of ​​602 m² / g and a concentrated pore size of 2.0 nm to 3.0 nm. This structure exhibits high adsorption capacity (up to 1.0 mg / g), rapid adsorption kinetics, and excellent selectivity for PAHs in organic solutions through strong π-π interactions and pore confinement effects. The preparation process is simple and the conditions are mild. The material has good thermal stability (>300℃), and its performance retention rate is higher than 92% after 5 cycles. When applied to the solid-phase adsorption of PAHs in petroleum products such as lubricating oil and white oil, it effectively eliminates matrix interference, allowing direct analysis without complex purification steps after adsorption. This overcomes the limitations of traditional materials such as silica gel and activated carbon, which have weak adsorption capacity and require cumbersome post-treatment, providing a new high-performance adsorption material solution for the efficient detection of trace PAHs in petroleum products.

The invention relates to the technical field, in particular to an amino resin composite material for a mulching film and a preparation process of the amino resin composite material. The method comprises the following steps: firstly, preparing a melamine-urea-formaldehyde prepolymer; the preparation method comprises the following steps: sequentially adding hydroxymethylated lignin, polydopamine nanoparticles synergistically grafted with furandialdehyde and lignin through a triazine structure, aminated carboxyl nano-cellulose and 2, 5-diformyl furan, and mixing; and adding a latent acid source to carry out acidic polycondensation, terminating the reaction, adding urea, and filtering. According to the invention, through component design and process control, stable chemical crosslinking and interface bonding are formed among the components, and the obtained composite material has high strength, high toughness, excellent tear resistance and puncture resistance, and excellent ultraviolet aging resistance and damp-heat stability, and can realize the balance between the service life of the mulching film and controllable degradability.

To provide a material for an electron transport layer with a low refractive index. , , , , , , , 【Solution means】The ratio of carbon atoms bonded by sp3 hybrid orbitals constituting a saturated hydrocarbon group is within a certain range, and it is a material for a light-emitting device or a material for an electron transport layer containing an organic compound having a pyridine skeleton, a diazine skeleton or a triazine skeleton. It contains at least one six-membered heteroaromatic ring containing 1 to 3 nitrogen atoms, has a plurality of aromatic hydrocarbon rings having 6 to 14 carbon atoms forming the ring, and at least two of the plurality of aromatic hydrocarbon rings are benzene rings, and contains an organic compound having a plurality of hydrocarbon groups forming bonds by sp3 hybrid orbitals. The ordinary light refractive index of the organic compound layer for any wavelength in the range of 455 nm or more and 465 nm or less is 1.5 or more and 1.75 or less, and it is also a material for an electron transport layer.​​​​​​​​​​​​​​​​

A series of 1, 3, 5-triazine compounds that exhibit potent inhibition of endosomal trafficking and autophagy is provided. These compounds effectively suppress cancer cell proliferation, growth, and migration, induce cell cycle arrest at the G0 / G1 phase, promote cancer cell death via non-apoptotic pathways, and inhibit tumor sphere formation. Moreover, select compounds within this series demonstrate significant inhibition of tumor growth and metastasis in mouse models of lung cancer and melanoma. Additionally, they modulate macrophage polarization and the tumor microenvironment by regulating cytokine secretion. These findings highlight the potential of 1, 3, 5-triazine compounds as promising antitumor agents.

Epoxy resin composition comprisingcomponent (A): an epoxy resin,component (B): at least one curing agent selected from the group consisting of a triazine skeleton-containing phenol-based curing agent, an active ester-based curing agent, and a cyanate ester-based curing agent, andcomponent (C): a compound represented by a predetermined chemical formula, preferably an imidazole compound.

The utility model discloses a wastewater treatment device for triazinone production, which belongs to the technical field of triazinone production and comprises a premixing box, a ferrous sulfate inlet, a wastewater inlet and an acid inlet are arranged at the top of the premixing box, the premixing box is connected with a treatment box, a first spraying component is arranged on the upper portion of the inner wall of the treatment box, and two rotating rods are arranged in the treatment box side by side. A driving piece for driving the rotating rods to rotate is arranged on the two rotating rods, a plurality of conical rods are arranged on the rotating rods, and a liquid outlet is formed in the bottom end of the treatment box; the treatment box is connected with a gas treatment box through a gas outlet pipeline, a gas outlet is formed in the gas treatment box, a second spraying component is arranged at the top end of the inner wall of the gas treatment box, and a liquid outlet is formed in the bottom end of the gas treatment box. A small amount of bubbles generated in the treatment box are punctured through rotation of the conical rod, the bubbles are prevented from being gathered into foam to overflow and corrode the device, volatilized hydrogen chloride is guided into the gas treatment box to absorb hydrogen chloride gas, and environment pollution is avoided.

The present application relates to a kind of organic electron transport material and its preparation method and application, which is with triazine group as center core, pyridine is the conjugated organic small molecule material of outer ring substitution, the synthetic route of the organic small molecule material is simple, low in cost, higher yield, less environmental pollution;With the organic small molecule as electron transport layer, the problem of charge injection imbalance is well solved, especially in quantum dot light emitting diode (QLEDs), greatly improves the QLEDs device performance and stability, which has extremely great significance to the application field of QLEDs.

The present invention relates to a method for preparing a composition comprising (A) a cross-linked material comprising one or more polysaccharide moieties covalently cross-linked with each other through ester bonds using one or more triazine-based activating agents, and (B) at least one botulinum toxin. Furthermore, the present invention relates to the composition obtainable by said method, and therapeutic and aesthetic uses of such composition.

The present invention relates to a specific triazinesilane compound, its oligomer, a mixture containing said compound and / or said oligomer, and respective storage and working solutions.Furthermore, the present invention relates to a synthesis method for said specific triazinesilane compound, and the use of said working solution as a surface treatment liquid.