100 results about "1h benzotriazole" patented technology

The invention relates to a non-aqueous coolant for an engine, which is characterized by comprising the following components in percent by weight: 10-80 percent of ethylene glycol, 10-80 percent of propylene glycol, 5-20 percent of polyol, 0.1-0.8 percent of phosphate-molybdate, 0.2-0.9 percent of silicate ester, 0.1-1 percent of 4-methyl 1H-benzotriazole, 0.2-0.8 percent of citric acid, 0.2-1 percent of sebacic acid, 0.1-1 percent of octanoic acid, 0.4-1.2 percent of citrate and 0.01-0.2 percent of cosolvent. The non-aqueous coolant has freezing point of -30--50 DEG C and boiling point of 130-150 DEG C, and ensures that the cold start of the engine is realized in cold weather; meanwhile, the working temperature of the engine is improved to 95-150 DEG C from the original 85-95 DEG C. The non-aqueous coolant belongs to a non-aqueous system, avoids electrochemical corrosion, and is a buffer system with pH of 7.5-9.5; and the added relevant auxiliaries have active corrosion resistance on aluminum and aluminum alloy and copper.

The invention discloses an anti-freezing fluid for a solar water heater. The anti-freezing fluid is composed of the following components by weight percent: 36-57 percent of glycol, 0.1-0.4 percent of 1H-Benzotriazole, 01.-0.4 percent of mercaptobenzothiazole, 0.5-2 percent of sodium benzoate, 0.1-0.5 percent of sodium gluconate, 1-2 percent of cinnamic acid, 0.5-2 percent of borax, 0.1-1 percent of sodium phosphate, 0.15-0.25 percent of sodium nitrate, 0.1-0.3 percent of sodium hydroxide, 0.005-0.03 percent of an antifoamer, 0.001-0.006 percent of dye and deionized water in balancing amount. The anti-freezing fluid is good in stability, has the PH rangeability smaller than that of a common anti-freezing fluid at high temperature for a long time, does not separate out particles and flocculent precipitates to block a pipeline, and has good rust inhibition effect on metal material for manufacturing the solar heater. Moreover, the invention further provides a preparation method for the anti-freezing fluid, which is simple and easy to operate.

The invention relates to a high-lubricating rolling oil composition and application thereof. The composition is prepared from 40-90 parts of highly refined mineral oil, 10-30 parts of carbon dodecanol tetradecyl alcohol, isotridecyl alcohol, n-octanol, pentaerythritol oleate, trimethylolpropane trioleate, diisooctyl phthalate, 2-ethylhexyl palmitate, isooctyl stearate, methyl palmitate or butyl stearate, 1-5 parts of ZDTP, octadecyl zinc dithiophosphate, sulfurized olefin, sulfide aliphatic acid ester, sulfurized animal oil, alkyl sulfide or sulfur phosphorus molybdenum, 0.5-5 parts of amine thiophosphate, isooctyl acidic phosphate octadecylamine, tricresyl phosphate, tributyl phosphate, dibutyl phosphate and carbon-12 to carbon-14 acid phosphate compound ester, 0.1-5 parts of 2,6-butylated hydroxytoluene, N-phenyl naphthylamine, thioether phenol or alkyl diphenylamine and 0.01-2 parts of 1H-benzotriazole, thiadiazole derivative and benzotriazole.

The invention relates to an acidic environment-friendly cleaning agent and a preparation method thereof. The acidic environment-friendly cleaning agent comprises, counted by 100 parts, 10-40 parts ofphosphoric acid, 2-20 parts of 1-hydroxyethylidene 1,1-diphosphonic acid, 0.1-10 parts of phytic acid, 0.5-10 parts of other organic acids, 1-10 parts of an oxidizing agent, 0.2-5 parts of a polymericdispersing agent, 0.1-2 parts of an organic corrosion inhibiting agent, 0.5-2 parts of an organic penetrating agent and the balance of water. The other organic acids can be citric acid, oxalic acid,tartaric acid, formic acid, acetic acid and the like. The oxidizing agent can be sodium nitrate, zinc nitrate, calcium nitrate and the like. The polymeric dispersing agent can be polyvinyl alcohol 1688, polyethylene glycol 2000, polymaleic anhydride and the like. The organic corrosion inhibiting agent can be thiourea, imidazoline oleate, 1H-benzotriazole and the like. The organic penetrating agentcan be JFC, alkylphenol ethoxylates, nonylphenol ethoxylates and the like. The cleaning agent has the function of removing scale and removing rust, no waste gas is generated in the cleaning process,and the technical effects of environment friendliness and increasing of the cleaning quantity can be achieved.

The invention discloses a preparation method for dressing polyamidoamine dendrimer by amino acid. The reaction is performed in organic solvent, hydroxyl benztriazole HOBt, 2-(1H-benzotriazole)-N, N N`, N`-tetramethyluroniumhexafluorophosphate HBTU, N and N-diisopropylethylamine DIPEA are taken as catalyzer, to ensure that 2, 2, 4, 6 and 7-pentamethyldihydrobenzofuran-5-sulfonyl Pbf and 9-fluorenylmethyloxycarbonyl Fmoc dual-protection amino acid and terminal hydroxyl group PAMAM dendrimer can generate the condensation reaction. The refinement is performed through adopting dextran gel chromatography, to ensure that trifuoroacetic acid and piperidine can respectively divest of the Pbf protecting group and the Fmoc protecting group of the amino acid and the depurant amino acid can be obtained to dress the PAMAM dendrimer of the terminal hydroxyl group. The operation of the preparation method is simple, the condition is moderate, the price is low, the purer end product can be obtained, the preparation process can not damage the activation of the guanidino in the amino acid, and the preparation method is suitable for a great quantity of preparation and industrialized production.

The invention belongs to the field of pharmacy, and relates to a chemical preparation method of a cyclic decapeptide compound GG-110824. The cyclic decapeptide compound GG-110824 is formed by connecting ten alpha-L-amino acids end to end in sequence, has a structure shown by a formula (I) and is expressed as cyclo(Gly-Leu-Val-Leu-Leu-Val-Pro-Ile-Gly-Leu). The preparation method of the GG-110824 is a chemical preparation method of a solid phase synthesis straight chain peptide precursor and a liquid phase closed ring by taking Wang resin as a solid carrier, HATU/HOAt (2-(7-Aza-1H-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate/1-Hydroxy-7-azabenzotriazole) as a condensating agent and N,N-dimethylfomamide as a solvent; the GG-110824 is obtained through chromatographic separation of reaction products, and the structure of a prepared product is conformed through monocrystal X-ray diffraction. The preparation method disclosed by the invention is simple in step and high in yield and has a very high practical value.

The invention discloses a fine chemical waste water treating agent for efficiently removing ammonia nitrogen, which is prepared from the following components in parts by weight: 20-25 parts of Nekal BX, 8-12 parts of sodium dodecylbenzenesulphonate, 0.5-1 part of 1H-benzotriazole, 0.5-1 part of hexamethylenetetramine, 5-7 parts of isothiazolone, 6-8 parts of sodium trimetaphosphate, 30-35 parts of polymerization ferric chloride, 6-10 parts of sodium silicate, 1-1.5 parts of citric acid, 2-3 parts of potassium ferrate, and 40-60 parts of deionized water. After being applied in fine chemical waste water treatment, the waste water treating agent can better achieve the combination effects of oxidization, adsorption, flocculation, precipitation, sterilization, disinfection, discoloring, deodorization and the like, is high in ammonia nitrogen removal rate, non-toxic, free from corroding equipment, and simple in a preparation method.

The invention discloses a biscyclopeptide E(c(RGDfK))2 and a preparation method thereof. The method comprises the following steps: 1) immersing resin and Fmoc-Asp-oall (Fmoc-L-aspartic acid alpha-allyl ester )in DCM (dichloromethane), adding DIEA (N,N-diisopropylethylamine), carrying out a contact reaction, and washing the obtained reaction product; 2, adding DCM, methanol and DIEA to the above obtained system, carrying out end capping treatment, and adding piperidine to carry out deprotection; 3) adding G (glycine), HoBt (1-hydroxybenzotriazole) and TBTU (2-(1H-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate) to the reaction system, and carrying out a contact reaction; 4) sequentially adding R (arginine), K (lysine) and f (phenylalanine) into the reaction system, carrying out a contact reaction, adding Pd(PPh3)4, carrying out a propenyl group removal reaction, and adding piperidine to carry out deprotection; 5) adding DIEA, HoBt and HBTU into the system, carrying out a contact reaction, adding a hydrazine hydrate and DMF mixed solution, carrying out a secondary reaction, and washing the obtained reaction product to remove Dde; 6) dropwise adding Fmoc-Glu-OH, HoBt, DMF and TBTU to the reaction system, carrying out a contact reaction, and washing the obtained reaction product; and 7) adding piperidine to the reaction system to carry out deprotection, washing the obtained product with DMF, DCM and methanol, and carrying out post-treatment to obtain the biscyclopeptide E(c(RGDfK))2. The biscyclopeptide E(c(RGDfK))2 has excellent stability.

The invention discloses an online supermolecular cleaning agent for an oil well, a preparation method and an online cleaning using method. The online supermolecular cleaning agent for the oil well is prepared from the following components in percentage by weight: 10%-15% of acrylic acid, 11%-15% of 1-hydroxyethane 1,1-diphosphonic acid, 4.5%-7% of fatty alcohol polyoxyethylene ether, 2%-3% of dodecyl dimethyl benzyl ammonium chloride, 2%-3% of 1H-benzotriazole, 2%-3% of trisodium phosphate, 1.5%-2.5% of ethylenediamine triacetic acid, 2%-3% of polyacrylic acid, 2%-2.5% of sodium silicate and the balance of water. With the adoption of the online supermolecular cleaning agent for the oil well, the oil well is cleaned rapidly and conveniently, and the cleaning efficiency is improved.

The invention discloses an LED substrate dewaxing cleaning agent. The LED substrate dewaxing cleaning agent comprises a dispersing agent, isomeric alcohol ether carboxylate, triethanolamine oleate, an organic solvent, 1H-benzotriazole, isopropylate triphenyl phosphate, 2-methyl-4-isothiazolin-3-one, isomeric alcohol ethoxylates, enol ether, a penetrant and ethyl acetate. The LED substrate dewaxing cleaning agent can be applied to various LED substrates, is high in cleaning efficiency, dewaxing capability and safety, free from environmental pollution, energy saving, low in washing cost and free from damage to the substrates during washing.

A zinc-organic frame material with acetylacetone fluorescence response has a chemical formula of {[(CH3)2NH2][Zn(FDA)(BTZ)2]}n, wherein n is a natural number from 1 to positive infinity, FDA is acquired by deprotonation of 2,5-furandicarboxylic acid (H2FDA), and BTZ is acquired by deprotonation of 1H-benzotriazole (HBTZ). The zinc-organic frame material belongs to a trigonal system, has a space group of R3c and has cell parameters of a=27.0865(3) , b=27.0865(3) , c=11.2171(2) , alpha=90 degrees, beta=90 degrees and gamma=120 degrees. The zinc-organic frame material has good thermal stability;variable temperature XRD (X-ray diffraction) shows that crystal form of the zinc-organic frame material remains stable at 280 DEG C; the zinc-organic frame material has good fluorescence response to acetylacetone and may act as an acetylacetone fluorescence probe. The zinc-organic frame material has the advantages of good synthetic simplicity, good implementing convenience, high yield and the like; therefore, the zinc-organic frame material has great potential application value in the preparation of fluorescence probe solid-state devices.

The invention provides an armyworm and spica parallelangula alpheraky attractant and application thereof to planting of buckwheat in saline-alkali soil. The armyworm and spica parallelangula alpheraky attractant comprises the following components: p-cymene, alpha-curcumene, propylgallate, 1H-Benzotriazole, terpenol phthalate, split-ring lactone iridoid, himachalol, 4-terpineol, trans-2,4-decadienal, 2-methyl-3-(4-tolyl)-2-acrolein, 2-(1,1-dimethyl)-cyclohexanol and 1,4-butanediol dipropanoate. When the armyworm and spica parallelangula alpheraky attractant is applied to planting of buckwheat in saline-alkali soil, the average daily trap quantity of armyworms is 21-28 per trap, and the average daily trap quantity of spica parallelangula alpheraky is 28-36 per trap; the pest incidence of armyworms is only 6-9%, and the pest incidence of spica parallelangula alpheraky is only 5-8%; the pest occurrence area of armyworms is only 12-18% and the pest occurrence area of spica parallelangula alpheraky is only 9-16%.

The invention discloses energy-saving heating superconductive liquid, which comprises potassium dichromate, sodium nitrite, sodium tetraborate, silicone oil, methyl-1H-benzotriazole, sodium metasilicate, triethanolamine and water, wherein the ratio of potassium dichromate to sodium nitrite to sodium tetraborate to silicone oil to methyl-1H-benzotriazole to sodium metasilicate to triethanolamine in the superconductive liquid is 3:1:10:1:1:1:2. The energy-saving heating superconductive liquid has the advantages that: noises are eliminated in a flowing process, heat can be transferred within 30 minutes which is improved by 50 percent than that required by water, and energy is saved by 30 percent; heat can be transferred by a single pipe or double pipe, and the energy-saving heating superconductive liquid can be used permanently when added once; when heating is suspended, the heating radiators and terrestrial heat heating equipment are protected from being damaged by freezing below 30 DEG C; latent heat of vaporization is high, and when the superconductive liquid undergoes high-energy physical change under heat, radiation is performed to raise temperature quickly and the starting temperature is very low; while a water heating system using water for heat transfer has the drawbacks of slow temperature rise and slow transfer; therefore, temperature rises immediately when the energy-saving heating superconductive liquid is heated, a great convenience is brought to users, and preheating time is saved.

The invention discloses a compound organic solderability preservatives (OSP) treating agent for a lead-free printed circuit board (PCB). The compound OSP treating agent comprises, by weight, 0.5%-5% of 1H-Benzotriazole, 0.5%-2.5% of 2-Ethylbenzimidazole, 1%-5% of 2-heptyl-5nitrobenzimidazole, 0.2%-1.4% of 1-phenyl-5-sulfenyl tetrazole, 1%-4% of sulfanilamide thioglycoic acid, 0.1%-0.5% of copper acetate, 0.1%-0.5% of copper formate, 1%-5% of potassium iodide, 0.1%-1% of ammonia water, 4%-12% of organic acid, 1%-8% of a solubilizer, 0.1%-1% of a buffering agent, and the balance water. By means of the compound OSP treating agent, OSP which are high in adhesive force, resistant to oxidation, resistant to high temperatures, compact and transparent can be smoothly formed on the surface of a copper circuit on the PCB, a formed film is uniform and flat, heat shock resistance is good, and the treating agent is suitable for machining of single-faced and double-faced boards; a solution is stable, maintenance is easy, the operation temperature of the aqueous solution can be controlled to be 80 DEG C or lower, bending deformation of a substrate is avoided, operation cost is low, and the rate of finished products is high.

The invention discloses a selectivity light-transmitting and heat-insulating coating and a preparing method thereof. The coating comprises, by mass, 10 parts to 20 parts of methyl methacrylate, 10 parts to 20 parts of vinyl benzene, 1 part to 4 parts of acrylic resin, 3 parts to 8 parts of cellulose acetate butyrate, 1 part to 6 parts of trimethylolpropane tris-acrylate, 3 parts to 8 parts of nitrous acid diisopropylamine, 2 parts to 6 parts of sodium benzoate, 8 parts to 15 parts of polyhydric alcohol, 2 parts to 5 parts of polyvinyl pyrrolidone, 2 parts to 5 parts of ethoxyquin, 3 parts to 8 parts of amino silicon oil, 2 parts to 6 parts of chlorinated paraffin, 1 part to 5 parts of dibutyltin dilaurate, 1 part to 3 parts of maleic anhydride, 2 parts to 5 parts of 1h-benzotriazole, 2 parts to 5 parts of curing agents, 3 parts to 6 parts of light stabilizers, 4 parts to 8 parts of surface active agents and 1 part to 5 parts of dispersing agents. The good effect can be achieved on preventing solar radiation, so that the proper room temperature is kept indoors.

The invention discloses environment-friendly plastic toughened through fibers. The environment-friendly plastic is prepared from, by weight, 0.1-0.2 part of polyglyceryl-10 oleate, 10-14 parts of epoxidized soybean oil, 3-4 parts of ammonium dihydrogen phosphate, 2-3 parts of hydroxyethyl cellulose, 4-6 parts of sisal fibers, 160-200 parts of high-density polypropylene, 0.7-1 part of calcium acetylacetonate, 3-5 parts of maleic anhydride, 0.1-0.2 part of 1H-benzotriazole, 2-3 parts of environment-friendly auxiliaries, 0.1-0.2 part of diisopropylethanolamine, 4-5 parts of heavy calcium carbonate, 10-12 parts of attapulgite, 0.1-0.2 part of divinyl benzene and 0.4-1 part of sodium carbonate. According to the environment-friendly plastic toughened through the fibers, the auxiliaries are added, the dispersity of all the materials in the plastic is effectively improved, agglomeration is effectively prevented, and the stability of finished plastic is improved; hydroxyethyl cellulose, the sisal fibers and the like are further added, the strength and flexibility of the finished plastic are effectively improved; the plastic material is free of volatilization of poisonous and harmful ingredients and good in environmental protection property.

The invention relates to a rolling oil composition soluble in a degreasing agent and application of the composition mainly in order to solve the problems that existing rolling oil and the degreasing agent are poor in separation performance and the service life of the degreasing agent is affected. The composition is prepared from, by weight, 75-95 parts of component a which is highly refined mineral oil, 2-15 parts of component b selected from at least one of pentaerythritol oleate, isooctyl palmitate, isooctyl stearate, dibutyl phthalate or methyl palmitate, 1-8 parts of component c selected from at least one of inactive sulfurized olefin, tributyl phosphate, tricresyl phosphate, dibutyl phosphate and amine neutralized phosphate ester, 0.01-3 parts of component d selected from at least one of alkenyl succinic acid, butanedioic acid and alkyl succinic acid half-ester, 0.01-1.0 part of component e selected from at least one of propylene epoxide diamine polycondensate, ethylene oxide/propylene epoxide block polyether and polyether silicone oil comb-type copolymer and 0.1-5 parts of component f selected from at least one of N-phenylnaphthylamine, 1H-benzotriazole and alkyl diphenylamine.