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15 results about "Aniline" patented technology

Aniline is an organic compound with the formula C₆H₅NH₂. Consisting of a phenyl group attached to an amino group, aniline is the simplest aromatic amine. Its main use is in the manufacture of precursors to polyurethane and other industrial chemicals. Like most volatile amines, it has the odor of rotten fish. It ignites readily, burning with a smoky flame characteristic of aromatic compounds.

Method for preparing liquid fluorescent brightener composition of diphenylvinyl triazine compounds

ActiveCN102477227AImprove performanceWith strong fluorescenceStyryl dyesLuminescent/fluorescent substance additionRoom temperatureAniline
The present invention relates to a production process of a chemical additive special for papermaking, in particular to a method for preparing a liquid fluorescent brightener composition of diphenylvinyl triazine compounds. The invention mainly solves the problems of low fluorescence intensity and low brightness of a single-component liquid fluorescent brightener. The method adopts cyanuric chloride, 4,4'-diamino-2,2'-stilbenedisulfonic acid (DSD acid), aniline, monoethanolamine and 1-R1-2-R2-acrylamide as raw material, and employs four-step reaction. The inventive liquid fluorescent brightener composition has convenient usage, good acid resistance, and good storage stability at a room temperature, and is suitable for continuous adding and metering during automatic production.
Owner:JIANGSU JINGUANG CHEM TECH CO LTD

HDPE (high-density polyethylene) antibacterial plastic and preparation method thereof

InactiveCN109401023AImprove performanceGood flexibilityLow-density polyethyleneLithium carbonate
The invention discloses HDPE (high-density polyethylene) antibacterial plastic, which is mainly prepared from the following raw materials in parts by weight: 100 parts of HDPE, 4-8 parts of an antibacterial agent, 2-3 parts of ethylene bis-stearamide, 3-5 parts of a compatilizer and 1-2 parts of a plasticizer. The HDPE antibacterial plastic adopts 2-methoxy-N-acetoacetyl aniline and lithium carbonate as the antibacterial agent, and through reasonable compatibility, the best pathogenic microorganism killing effect and growth inhibiting effect can be achieved; a ethylene-propylene copolymer is used as the compatilizer, and after the compatilizer is combined with the HDPE, the mechanical strength of the HDPE can be further increased; the flexibility and easy-processing performance of the HDPEare improved by adding acetyl tributyl citrate; the antibacterial performance of the HDPE is further improved by adding chitosan.
Owner:NANTONG YIXUAN IND DESIGN CO LTD

Composite electrode material and preparation method thereof, and super capacitor

PendingCN110970226ALarge specific surface areaHigh specific capacitanceHybrid capacitor electrodesElectrolytic agentCapacitance
The invention discloses a composite electrode material, a preparation method and a super capacitor. The preparation method of the composite electrode material comprises: after carbon cloth loaded withCo-MOF is calcined, obtaining carbon cloth loaded with Co<3>O<4> nanosheets; and taking the carbon cloth loaded with the Co<3>O<4> nanosheet as a working electrode, and carrying out electrodepositionin an electrolyte to obtain the composite electrode material. The electrolyte comprises aniline and 0.8 to 1.2 M of sulfuric acid, and the electro-deposition time is 10 to 14 minutes. The compositeelectrode material provided by the invention is the composite electrode material in which carbon cloth is loaded with core-shell structure nanosheets, wherein the core is Co<3>O<4> nanosheets, and theshell is made from polyaniline. According to the composite electrode material disclosed by the invention, the Co<3>O<4> nanosheets obtained in preparation and the core-shell structure nanosheets in aproduct uniformly grow on carbon cloth, and collapse is avoided; and the composite electrode material can be directly used as a working electrode, is high in specific capacitance, good in cycling stability and large in specific surface area, and can improve the utilization rate of active substances.
Owner:EAST CHINA UNIV OF SCI & TECH

Functional rolling liquid of water-based nano Cu and preparation method of functional rolling liquid

The invention belongs to the technical field of lubricants, and relates to a functional rolling liquid of water-based nano Cu and a preparation method of the functional rolling liquid. The functional rolling liquid is used for lubricating a rolled copper foil in a rough rolling process. The preparation method comprises the following steps: by taking nano Cu with good anti-corrosion and anti-rusting performance as an extreme pressure agent and taking methylbenzene, polyethylene glycol and sodium dodecyl benzene sulfonate as a dispersing agent, sequentially adding deionized water, the sodium dodecyl benzene sulfonate, the methylbenzene, the polyethylene glycol, triethanolamine, oleic acid, aniline and mercapto-1,3,4-thiazole and putting into a reaction kettle at a revolving speed of 80 to 120 revolutions per minute, heating and stirring, adding the nano Cu when a temperature reaches 70 DEG C to 80 DEG C, carrying out heat preservation and further stirring for 45 to 60 minutes, then stopping the heating and further stirring until reaching a room temperature so as to obtain a turbid suspension liquid in red brown, namely, a required water-based rolling liquid. As the water-based rolling liquid is used, the pollution caused by the traditional cold-rolling emulsified oil is reduced, and the slow-release anti-rusting performance of a rolled copper plate/strip can be obviously improved. Thus, the rolled copper plate/strip is good in surface quality and long in anti-corrosion period.
Owner:UNIV OF SCI & TECH BEIJING

Water-based acid pickling corrosion inhibition passivator for stainless steel

The invention discloses a water-based pickling corrosion inhibitor and passivator for stainless steel, which comprises the following substances in parts by weight: 2-3 parts of phenylalanine, 1-5 parts of acetic acid, 1-2 parts of lactic acid, 1-2 parts of dipotassium hydrogen phosphate, Potassium dihydrogen phosphate 0.5~1 part, phosphoric acid 1~2 part, thiourea 0.1~0.3 part, aniline 1~1.5 part, ethanol 1~2 part, DTPMPA 1~2 part, calcium chromate 0.2~0.5 part, potassium nitrate 1~2 parts, 0.1~0.5 parts of EDTA, 3~8 parts of water. The water-based pickling corrosion inhibitor passivator for stainless steel has the advantages of non-toxicity, environmental protection, good passivation effect and the like.
Owner:SUZHOU JILI STAINLESS STEEL PROD

Wear-resistant flame-retardant TPU material and preparation method thereof

ActiveCN113861664AHas a fibrous structureImprove rigiditySolid waste managementEpoxyAniline
The invention relates to the technical field of TPU materials, and particularly discloses a wear-resistant flame-retardant TPU material and a preparation method thereof. The TPU material is prepared from the following raw materials in parts by weight: 60 to 100 parts of polyurethane, 15 to 30 parts of epoxy resin, 3 to 10 parts of di-o-chlorodiphenylamine methane, 20 to 50 parts of polyethylene, 10 to 28 parts of modified calcium sulfate dihydrate whisker, 10 to 28 parts of composite flame retardant and 2 to 6 parts of silicone oil. The preparation method comprises the following steps: uniformly mixing the silicone oil and the modified calcium sulfate dihydrate whisker to obtain a mixture A; uniformly mixing polyurethane, epoxy resin, di-o-chlorodiphenylamine methane and polyethylene to obtain a mixture B; then adding the composite flame retardant into the mixture B, and uniformly stirring to obtain a mixture C; finally, uniformly mixing the mixture A and the mixture C to prepare the wear-resistant and flame-retardant TPU material. The wear-resistant flame-retardant TPU material disclosed by the invention has the advantages of high wear resistance and high flame retardance.
Owner:RONGWEIDA OPTOELECTRONICS (DONGGUAN) CO LTD

Method using carbon nitrogen doped zinc-titanium nano particles to treat aromatic amine pharmaceutical wastewater

ActiveCN108654670AOvercome the disadvantage of not being able to use in the visible light regionHigh catalytic efficiencyWater/sewage treatment by irradiationWater contaminantsNanoparticleCarbon nitride
The invention belongs to the technical field of water pollution control and particularly relates to a method using carbon nitrogen doped zinc-titanium nano particles to treat aromatic amine pharmaceutical wastewater. Melamine serving as the carbon source and the nitrogen source is subjected to high-temperature calcination to form graphite-phase carbon nitride, the carbon nitride is loaded with nano zinc oxide to form zinc oxide loaded graphite-phase carbon nitride nano particles (ZnO@g-C3N4), and using a sol-gel method to prepare the carbon nitrogen doped zinc-titanium nano particles with optical catalytic performance. The prepared carbon nitrogen doped zinc-titanium nano particles can well degrade 2,5-bis(trifluoromethyl)aniline under a weak acid condition, can be used for degrading otheraromatic amine wastewater and is promising in industrial application prospect.
Owner:GUANGDONG ANNA TESTING TECH CO LTD

Method for strengthening rhodococcus to degrade aniline by utilizing environmental stress

ActiveCN111908620APromote degradationImprove degradation rateTreatment using aerobic processesWater contaminantsGroundwater remediationAniline
The invention discloses a method for strengthening Rhodococcus sp. to degrade aniline by utilizing environmental stress, and belongs to the field of biological strengthening treatment of environmentalpollution. According to the method disclosed by the invention, the Rhodococcus sp. is pretreated by using phenol, NaCl and low temperature (15-25 DEG C) mainly according to the principle that the response of the Rhodococcus sp. to phenol, NaCl, aniline and low temperature stress is the same or similar, so that the degradation capacity of the Rhodococcus sp. to aniline under abiotic environmentalstress is improved. The method provided by the invention has a remarkable effect of improving the aniline treatment capacity, is simple and convenient in process, low in cost and free of secondary pollution, and can be widely applied to industrial wastewater treatment, soil remediation, underground water remediation and other scenes.
Owner:CHENGDU INST OF BIOLOGY CHINESE ACAD OF S

Anti-oxidation lubricating oil and preparation method thereof

PendingCN111979012AOrganic compound preparationNanotechnologyCarbide siliconAniline
The invention discloses anti-oxidation lubricating oil. The anti-oxidation lubricating oil comprises the following components in parts by weight: 80-90 parts of base oil, 2-6 parts of 4-butyldiphenylamine, 0.2-1 part of surface modified nano silicon carbide particles and 2-6 parts of molybdenum-containing compound, and further discloses a preparation method of the anti-oxidation lubricating oil. The anti-oxidation lubricating oil is included. The preparation method of the antioxidant lubricating oil comprises the following steps: preparing 4-butyldiphenylamine; preparing surface modified nanosilicon carbide particles; enabling the 4-butyldiphenylamine, surface-modified nano silicon carbide particles, the molybdenum-containing compound and base oil to be matched in parts by weight to prepare a composition, wherein the composition reacts under preset conditions to prepare the antioxidant lubricating oil; and on the basis of the prior art, the surface-modified nano silicon carbide particles and the 4-butyldiphenylamine are additionally arranged in the base oil, so that the antioxidant stability of the lubricating oil is improved effectively; and the molybdenum-containing compound isadditionally arranged and is matched with the surface-modified nano silicon carbide particles, so that the antioxidant stability of the lubricating oil is improved.
Owner:力能石油科技有限公司
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