34 results about "Diethylene glycol dinitrate" patented technology

The invention involves a kind of polyurethane (the PU polyester) the antibacterial wooden article varnish (lusterless, bright), its characteristic lies in: By A, the B two components constitutions, the A component is composed for following constituent and the per cent by weight: The toluene two isocyanogens diethylene glycol dinitrate (TDI) and three methylol propane addition compound either TDI three is concrete or their mixture 25%~65%, acetic acid Ding Zhihuo ethyl acetate either toluene or their mixture 35%~75%, B component for following constituent and per cent by weight composition: The alkyd resin either the modified alkyd resin or their mixture 55.65%~75.55%, the cutyl acetate either the cutyl acetate or the xylene or their mixture 7.86%~9.86%, the defoamer 0.16%~0.36%, flows the even medicinal preparation 0.20%~0.40%, the deadening agent 0%~12.50%, antibiotics 0.10%~5.0%, the dispersing agent 0.10%~0.30%, guards against sinks medicinal preparation 0.04%~1.0%, the nitric acid cellulose ester 0%~15.57%, armor component and second grade component according to 0.3~1: 1 proportion mix construction. The invention merit is can kill extinguishes wooden woodware surface the and so on the furniture, wood floor bacterium.

This is the craft method of preparing biological diesel oil by using the coupling technology in reaction separating course. It relates to the new craft of preparing biology diesel oil (fatty diethylene glycol dinitrate) through the ester exchange reaction of vegetable oil and higher alcohols, and belongs to chemical industry craft technology field. It includes: the ester exchange reaction of vegetable oil and higher alcohols; the separation of product fatty diethylene glycol dinitrate, glycerol and reaction mixed liquid; the separation of product fatty diethylene glycol dinitrate, glycerol and higher alcohols; the separation of fat diethylene glycol dinitrate and glycerol; the condensation backflow of fatty alcohol; and the separation of glycerol. It makes the circumvolving higher alcohols carry out the product fatty diethylene glycol dinitrate and glycerol through higher reaction temperature, and realizes the separation of outcome and reactant; the non-homogeneous phase catalyst stays in the actor, and don't need to have following process to the catalyst. The invention realizes the coupling of reaction and separation courses, speeds up the speed of non-homogeneous phase reaction, and avoids the problem of the following process to catalyst in the homogeneous phase process. Besides it can save production cost, and improves the producing performance of biology diesel oil.

The invention discloses a kind of acrylate modified from fluoride-contained polymer, and its application in dope. It can be obtained from deeply mixing or core-shuck copolymerizing of polymer resin emulsion of tetrafluorin ethane(TFE), hexafluoropropylene(HFP) and vinylidine fluoride(VDF) and propylene diethylene glycol dinitrate emulsion. Thereinto the core is the said fluoride polymer, the shuck is PA. The two kinds of propylene diethylene glycol dinitrate emulsion modified from fluoride polymer have simple producing technics, and is environment friendly. The dope made of them has good anti-waiting and chemistry resistant performance. It can produce room temperature solidified or low temperature roast dope used in such fields as construction, bridge, machine and so on.

The invention discloses a kind of melt to spin the ammonia black silk ribbon waste silk again use the method, including following step: Will melt spins the ammonia black silk ribbon waste silk to join the high boiling point reagent, then will join has the reactive hydrogen the compound; Under the inert atmosphere, responded 0.4-4 hour, the reaction temperature is 160-220 DEG C, obtains the decadent thick liquid; Then will liquefy the melt will spin the ammonia black silk ribbon waste silk raw material to use conventional the method and the polyether two is mellow or the polyester two mellow two isocyanogens diethylene glycol dinitrate responded that, rewill produce the polyurethane elastomer. The invention method, may melt spins the ammonia black silk ribbon waste silk reto recycle the use, moreover the operating process simple is convenient, may solve the waste silk which in the production process produces to cause the serious environmental pollution the question, has the bigger industrialization application prospect.

The invention involves a kind of synthetic resin to imitate the curtain wall intermediate level coating, its characteristic lies in: Constitutes by two armor second grades two components, armor component constituent and per cent by weight: The hydroxy acrylic acid resin 30.0%~50.0%, helps medicinal preparation 1.8%~3.8%, the pigment 5.0%~35.0%, talcum powder 23.0%~43.0%, second grade component constituent and per cent by weight: Toluene two isocyanogens diethylene glycol dinitrate (TDI) and three methylol propane addition compound either toluene two isocyanogens diethylene glycol dinitrate (TDI) tripolymer or their mixture 35.0%~80.0%, cutyl acetate 15.0%~45.0%, armor component and second grade component according to 4~6: 1 proportion mix allocated proportion. The invention merit is can connect the basic unit with finish, enhances finish is attaching (function with the building basic unit which the strength intermediate deck coating links the preceding with the following).

The present invention shows a munitions propellant. The propellant has a nitrocellulose component is about fifty-two percent (52.0%) of the propellant. This is either a nitrocellulose having twelve and six-tenths percent (12.6%) nitrogen, or a combination of a nitrocellulose having twelve and six-tenths percent (12.6%) nitrogen and a nitrocellulose having thirteen and thirty-five one hundredths percent (13.35%) nitrogen, and in which the average nitrogen proportion is thirteen and five one-hundredths percent (13.05%).The propellant also has a nitroester-based plasticizer and a non-nitroester-based plasticizer. The nitroester-based plasticizer comprises about thirty-four percent (34.0%) of the propellant by weight, and comprises diethylene glycol dinitrate (DEGDN). The non-nitroester-based plastizier comprises from about three percent (3.0%) to about four percent (4.0%) by weight and comprises di-normal propyl adipate (DNPA). In addition, about seven percent (7.0%) of the propellant by weight of the composition is nitroguanidine (NQ).

The invention disclosesone aromatic polyuria porous membrane preparing method, including following steps: Carries on the solution polymerization to aromatic two ammonium and the aromatic two isocyanogens diethylene glycol dinitrate in organic solvent under inert atmosphere, spreads the polymer solution blows on the plate, plunges peptizer the bath or drying, coagulates it to the thin film, takes out the remaining solvent, obtains the aromatic polyuria porous membrane.the aromatic polyuria porous membrane preparated by using this invention method, the machine capability and the heat-stable performance is extremely outstanding, can be widely applied to preparate the industry pure water and the ultra pure water, the water desalinization, and softens the pharmaceutical industry and the medical industry, the food industry, the metallurgical industry,sewage treatment in the environment projects and recircling so on domains.

The invention discloses a PVC preparation process for wire plastic particles. The preparation process includes the following materials: by weight, 50-150 parts of PVC resin, 10-15 parts of a thermal stabilizer, 30-60 parts of epoxy resin, 30-60 parts of thermoplastic polyester, 5 parts of a foaming agent, 10 parts of a toughening agent, 2 parts of an antioxidant, 1 part of a lubricant and 10-30 parts of vinyl chloride resin. The thermal stabilizer includes, by weight, 10-30 parts of organic zinc compound, 2-10 parts of organic tin compound, 20-40 parts of phthalates, 10-30 parts of alkyl esters, 10-30 parts of phosphite ester, 5-20 parts of chloro-methoxy fat diethylene glycol dinitrate, 1-5 parts of phenol and 2-8 parts of 2-ethylhexanol. The toughening agent includes a mixture of methylmethacrylate-butadiene and styrenic terpolymer (MBS), and the antioxidant is 2,6-tertiary butyl-4 methylphenol. The wire plastic particles prepared by the process are obviously superior to common PVCplastic granules on the market, have good heat resistance and high temperature resistance, high insulation capacity, high aging resistance and good toughness, and are suitable for wider electric wireindustry.

The invention discloses a smokeless firework propellant. The composition comprises the following ingredients in parts by weight: 30-50 parts of one of guanidine nitrate or nitroguanidine, 20-40 parts of diethylene glycol dinitrate, and 20-40 parts of cellulose nitrate. The smokeless firework propellant has the beneficial effects that smoke occurrence quantity and air residue are small in burning,no smoke is generated through visual inspection; the safety performance meets the national standard requirement; the moisture resistance is good, the medicine is stable, the storage performance has no abnormality for a long time (within five years); the economy is good, and the popularization and application are easy: the production cost is low and slightly higher than the military nitrate, and the increase rate can not exceed 10%; and under same conditions, the using amount accounts for 45-55% of military nitrate.

This invention involves a synthetic method to a kind of beta-iodo-butenolide and its synthesizing method in which synthesizes-beta-Iodo-butenolide through the iodolactonization of 2, 3- joint alkene diethylene glycol dinitrate with iodine in the water-organic agents mixed solvent. At room temperature, in mixing solvent of water and organic agent, iodine takes cyclization with 2,3-allenic ester, receive beta-Iodo-butenolide. This method has advantage of mild reacting condition, short response time, high producing rate, low costs and easy industrialization.

An active body is provided that includes at least one active mass block made of monobasic or polybasic high-energy materials such as a nitrocellulose mixture, for example, comprising approximately 60 percent nitroglycerin and 40 percent diethylene glycol dinitrate, which is provided with structures both on a surface and on an interior. In addition, the inner structures can be filled with an active mass substance. The ignition is triggered by a pyrotechnical primer composition, which initiates the active body, preferably from the inside.

The invention discloses a mining antistatic and flame retardant PVC tube stock and a preparing method thereof. The mining antistatic and flame retardant PVC tube stock is prepared from, by weight, 74-88 parts of polyvinyl chloride, 32-46 parts of montmorillonite, 8-16 parts of pentaerythritol-dihydrogenphosphate melamine, 18-30 parts of graphene oxide, 5-10 parts of 2-ethylhexylstearate, 3-7 parts of basic nickel carbonate, 6-11 parts of brominated paraffin, 2-4 parts of glyzinc, 1-2 parts of magnesium stearate, 10-15 parts of zirconium hydroxide, 12-19 parts of chloro-methoxy fat diethylene glycol dinitrate and 14-22 parts of pandermite powder. According to the mining antistatic and flame retardant PVC tube stock and the preparing method thereof, an inorganic flame retardant composed of basic nickel carbonate, zirconium hydroxide and pandermite powder is adopted to compound with pentaerythritol-dihydrogenphosphate melamine, an organic flame retardant composed of brominated paraffin, the PVC stock is subjected to flame retardant modification by polyaminopropyl / silsesquioxane micro powder and chloro-methoxy fat diethylene glycol dinitrate, not only can an oxygen index of the material remarkably be increased, but also the mechanical strength, and anti-aging performance and weather resistance of the material can be improved.

The invention involves a kind of polyurethane (the PU polyester) the antibacterial wooden article varnish (lusterless, bright), its characteristic lies in: By A, the B two components constitutions, the A component is composed for following constituent and the per cent by weight: The toluene two isocyanogens diethylene glycol dinitrate (TDI) and three methylol propane addition compound either TDI three is concrete or their mixture 25%~65%, acetic acid Ding Zhihuo ethyl acetate either toluene or their mixture 35%~75%, B component for following constituent and per cent by weight composition: The alkyd resin either the modified alkyd resin or their mixture 55.65%~75.55%, the cutyl acetate either the cutyl acetate or the xylene or their mixture 7.86%~9.86%, the defoamer 0.16%~0.36%, flows the even medicinal preparation 0.20%~0.40%, the deadening agent 0%~12.50%, antibiotics 0.10%~5.0%, the dispersing agent 0.10%~0.30%, guards against sinks medicinal preparation 0.04%~1.0%, the nitric acid cellulose ester 0%~15.57%, armor component and second grade component according to 0.3~1: 1 proportion mix construction. The invention merit is can kill extinguishes wooden woodware surface the and so on the furniture, wood floor bacterium.

The invention discloses a freshness protection bag special for fruit refrigeration, and belongs to the field of packaging bags. The bag is prepared from, by weight, 35-41 parts of polyethylene, 5-7 parts of light calcium carbonate, 3-5 parts of epoxidized soybean oil, 2-4 parts of Arabic gum, 21-25 parts of polypropylene, 15-17 parts of bamboo charcoal fiber, 19-23 parts of chitosan, 10-12 parts of sodium polyacrylate, 5-9 parts of zeolite powder and 2-4 parts of chloro-methoxy fat diethylene glycol dinitrate. The freshness protection bag special for fruit refrigeration can restrain bacteriumbreeding and prolong fruit refreshing time.

This is the craft method of preparing biological diesel oil by using the coupling technology in reaction separating course. It relates to the new craft of preparing biology diesel oil (fatty diethylene glycol dinitrate) through the ester exchange reaction of vegetable oil and higher alcohols, and belongs to chemical industry craft technology field. It includes: the ester exchange reaction of vegetable oil and higher alcohols; the separation of product fatty diethylene glycol dinitrate, glycerol and reaction mixed liquid; the separation of product fatty diethylene glycol dinitrate, glycerol and higher alcohols; the separation of fat diethylene glycol dinitrate and glycerol; the condensation backflow of fatty alcohol; and the separation of glycerol. It makes the circumvolving higher alcohols carry out the product fatty diethylene glycol dinitrate and glycerol through higher reaction temperature, and realizes the separation of outcome and reactant; the non-homogeneous phase catalyst stays in the actor, and don't need to have following process to the catalyst. The invention realizes the coupling of reaction and separation courses, speeds up the speed of non-homogeneous phase reaction, and avoids the problem of the following process to catalyst in the homogeneous phase process. Besides it can save production cost, and improves the producing performance of biology diesel oil.

The invention discloses a bactericidal cleaning agent with strong wetting ability, which comprises the following raw materials in parts by weight: 35-40 parts of polyethylene glycol octyl phenyl ether, 30-35 parts of chloromethoxy fatty acid methyl ester, 12 25-30 parts of sodium alkylbenzene sulfonate, 25-30 parts of cocamidopropyl dimethylamine, 20-25 parts of polyvinylpyrrolidone, 20-25 parts of N-fatty acyl glutamic acid ethanolamine salt, lignosulfonic acid 15-20 parts of salt, 15-20 parts of Ginkgo biloba extract, 10-15 parts of alkyl imidazoline quaternary ammonium salt, 10-15 parts of triethanolamine, 5-10 parts of isopropanol, 2-5 parts of carbonate, 75-90 parts of water, and the preparation method of this kind of bactericidal cleaning agent is disclosed simultaneously. The bactericidal cleaning agent of the present invention has excellent cleaning ability and stable bactericidal ability, and at the same time has strong wettability, and can be widely used for sterilizing and cleaning floors, kitchen utensils, electrical appliances and the like.

Methods of forming a nitrate ester include combining at least one nitrate salt and sulfuric acid to form a nitrating solution and adding an aliphatic polyol to the nitrating solution. Nitrate esters formed by this method may be, for example, triethylene glycol dinitrate (TEGDN), pentaerythritol tetranitrate (PETN), diglycerol tetranitrate (DGTN), 1,1,1-tris(methylol)ethane trinitrate (TMETN), 1,2,4-butanetriol trinitrate (BTTN), nitroglycerin (NG), diethylene glycol dinitrate (DEGDN), ethylene glycol dinitrate (EGDN), metriol trinitrate (MTN), nitrocellulose (NC), or 1,2-propanediol dinitrate (PDDN).

The invention discloses a method for measuring the moisture content of mixed nitrate of diethylene glycol dinitrate (DEGDN) and nitroglycerin (NG) through a nuclear magnetic resonance hydrogen spectrum. Quantitative detection of trace moisture is achieved based on a nuclear magnetic hydrogen spectrum internal standard method. The specific steps comprise: (1) configuring an internal standard samplesolution, and detecting the nuclear magnetic resonance hydrogen spectrum; (2) adding a mixed nitrate sample to be measured, and detecting the nuclear magnetic resonance hydrogen spectrum; and (3) performing affiliation on each characteristic peak in the nuclear magnetic resonance hydrogen spectrum, determining the characteristic peak of water and the characteristic peak of the internal standard sample, respectively performing integration, and substituting into a corresponding formula to calculate the corresponding moisture content. The method has the advantages of simple and convenient operation, small sample amount, good repeatability and the like, can be used for performing quantitative detection on the moisture content contained in the mixed nitrate of diethylene glycol dinitrate (DEGDN) and nitroglycerin (NG) quickly, and can used for directionally solving the key problems of relevant quality control in the application of explosives and powders.

The invention discloses a dawsonite and zinc tetrafluoroborate compounded flame retardant EVA electric cable material and a preparation method thereof, wherein the dawsonite and zinc tetrafluoroborate compounded flame retardant EVA electric cable material is prepared from the following raw materials by weight: 57-72 parts of an EVA resin, 14-18 parts of chloro-methoxy fat diethylene glycol dinitrate, 29-43 parts of polyphenylene sulfide, 25-40 parts of bisphenol A polysulfone, 10-15 parts of zirconyl chloride, 5-10 parts of pentachlorobibenzene, 17-23 parts of diatomaceous earth, 10-15 parts of brominated paraffin, 20-25 parts of graphite tailings, 12-18 parts of dawsonite, 10-15 parts of zinc tetrafluoroborate, 3-4 parts of barium stearate, 2-3 parts of cadmium stearate, 8-16 parts of zircon powder, and 15-20 parts of fixing sulfur ash. The dawsonite and zinc tetrafluoroborate compounded flame retardant EVA electric cable material of the present invention has advantages of high mechanical strength, good heat aging resistance, good flame retardant effect, good smoke suppression performance and no toxicity, and is suitable for all kinds of electric cables.

An active body is provided that includes at least one active mass block made of monobasic or polybasic high-energy materials such as a nitrocellulose mixture, for example, comprising approximately 60 percent nitroglycerin and 40 percent diethylene glycol dinitrate, which is provided with structures both on a surface and on an interior. In addition, the inner structures can be filled with an active mass substance. The ignition is triggered by a pyrotechnical primer composition, which initiates the active body, preferably from the inside.

The invention provides chloro-methoxy fat diethylene glycol dinitrate production equipment which comprises a production tank. Legs are welded on the outer wall of the bottom of the production tank, afirst reaction liquid tank is welded on the outer wall of the top of the production tank, a second reaction liquid tank is welded on a side of the first reaction liquid tank, a catalyst tank is weldedon a side of the second reaction liquid tank, reaction liquid inlets are formed in the outer walls of the tops of the first reaction liquid tank, the second reaction liquid tank and the catalyst tank, transparent glass is mounted on the outer walls of the first reaction liquid tank, the second reaction liquid tank and the catalyst tank, scales are arranged on the outer wall of the transparent glass, a first feed pipe, a second feed pipe and a third feed pipe are welded on the outer walls of the bottoms of the first reaction liquid tank, the second reaction liquid tank and the catalyst tank, and a second electromagnetic valve, a third electromagnetic valve and a fourth electromagnetic valve are mounted on the first feed pipe, the second feed pipe and the third feed pipe. The chloro-methoxyfat diethylene glycol dinitrate production equipment has the advantages of convenience and speediness in use and high practicality.

A silicone rubber composite material comprises 35-48 parts of silicone rubber, 10-20 parts of cashew oil modified phenol-formaldehyde resin, 10-22 parts of a filler, 8-16 parts of carbon fibers, 1-4 parts of hydroxypropyl silicone oil, 2-5 parts of chloro-methoxy fat diethylene glycol dinitrate, 1-3 parts of N,N'-ethylene bisstearamide, 0.6-1.5 parts of hexamethylenetetramine, 3-8 parts of A corrosion inhibitor, 0.1-0.35 part of a vulcanizing agent and 0.15-1.25 parts of a coupling agent. Compared with materials in the prior art, the silicone rubber composite material has the advantages of reasonable formula, good physical and mechanical properties, mechanical properties and processing properties, excellent corrosion resistance, simple process and easiness in industrial production.

The invention provides a production device of chloro-methoxy fat diethylene glycol dinitrate. The production device comprises a production tower and a base, the base is welded to the bottom of the production tower, a cavity is arranged in the production tower, a separation plate is welded in the cavity, a reaction box is arranged at the top of the separation plate, a crate is arranged at the top of the production tower, a motor is mounted in the crate through bolts, a stirring frame is arranged in the reaction box, the stirring frame is mounted on the output shaft of the motor, a heating plateis clamped in the separation plate, an auxiliary box is arranged at the bottom of the separation plate, one side of the auxiliary box is connected with the reaction box through a connection pipe, a water pump box is arranged at the top of the other side of the auxiliary box, a water pump is mounted in the water pump box through bolts, a cold water box is arranged at the bottom of the auxiliary box, and the cold water box is internally provided with a U-shaped groove. The production device of chloro-methoxy fat diethylene glycol dinitrate is novel in design, reasonable in structure and imple in process, and can produce the products with high quality.

The invention discloses a kind of melt to spin the ammonia black silk ribbon waste silk again use the method, including following step: Will melt spins the ammonia black silk ribbon waste silk to join the high boiling point reagent, then will join has the reactive hydrogen the compound; Under the inert atmosphere, responded 0.4-4 hour, the reaction temperature is 160-220 DEG C, obtains the decadent thick liquid; Then will liquefy the melt will spin the ammonia black silk ribbon waste silk raw material to use conventional the method and the polyether two is mellow or the polyester two mellow two isocyanogens diethylene glycol dinitrate responded that, rewill produce the polyurethane elastomer. The invention method, may melt spins the ammonia black silk ribbon waste silk reto recycle the use, moreover the operating process simple is convenient, may solve the waste silk which in the production process produces to cause the serious environmental pollution the question, has the bigger industrialization application prospect.

The invention discloses a method for measuring the water content of diethylene glycol dinitrate (DEGDN) by hydrogen nuclear magnetic resonance spectroscopy. The quantitative detection of trace moisture is realized based on the hydrogen nuclear magnetic resonance internal standard method, and the specific steps include: (1) internal standard (2) adding and proton nuclear magnetic resonance spectrum detection of diethylene glycol dinitrate sample to be measured; (3) assigning each characteristic peak in the proton nuclear magnetic resonance spectrum, Determine the characteristic peaks of water and the characteristic peaks of the internal standard, and integrate them separately, and substitute into the relevant formula to calculate the corresponding water content. The method has the advantages of simple operation, less sample amount, and good repeatability. It can quickly and quantitatively detect the moisture content of diethylene glycol dinitrate, and can solve key problems related to quality control in the application of propellants and explosives.

The invention discloses a smokeless firework propellant. The composition comprises the following ingredients in parts by weight: 30-50 parts of one of guanidine nitrate or nitroguanidine, 20-40 parts of diethylene glycol dinitrate, and 20-40 parts of cellulose nitrate. The smokeless firework propellant has the beneficial effects that smoke occurrence quantity and air residue are small in burning,no smoke is generated through visual inspection; the safety performance meets the national standard requirement; the moisture resistance is good, the medicine is stable, the storage performance has no abnormality for a long time (within five years); the economy is good, and the popularization and application are easy: the production cost is low and slightly higher than the military nitrate, and the increase rate can not exceed 10%; and under same conditions, the using amount accounts for 45-55% of military nitrate.

A liquid fuel additive consisting of 5-10% puffing agent P, 10-15% pentaerythritol tetranitrate, 4-8% triethanolamine, 2-4% oleic acid, 1.2-7.2% trinitromethane, and propylene oxide 0.8~4.8%, ethylene glycol dinitrate 3~13%, diethylene glycol dinitrate 1~5%, triethylene glycol dinitrate 1~3%, dinitromethane 2~4%, tetranitro It is prepared by mixing 1-3% of methane, 2-7% of aluminum powder, 8-30% of ammonium nitrate, 5-15% of guanidine nitrate, 8-14% of potassium permanganate and 2-8% of hydrogen peroxide. After the present invention is mixed with heavy oil, the water mixing rate is as high as 40-60%, and the fuel-saving rate is 50-55%. The liquid fuel is prepared by mixing the present invention with heavy oil and water, and the heat generated by burning 1g of the liquid fuel is 10526 calories through the test of the test unit. The invention can be used as an additive of liquid fuel in industrial furnaces, industrial boilers and heating boilers, and can also be used as an additive of gasoline and diesel oil.

The invention involves a kind of colored polyurethane antibacterial wooden article coating, its characteristic lies in: By A, the B two components constitutions, the A component is composed for following constituent and the per cent by weight: Toluene two isocyanogens diethylene glycol dinitrate (TDI) and three methylol propane addition compound either TDI tripolymer or their mixture 25%~65%, ethyl acetate, xylene solvent or their mixture 35%~75%, B component for following constituent and per cent by weight composition: The alkyd resin or the modified alkyd resin, or their mixture 49.88%~69.88%, the cutyl acetate or the ethyl acetate, the xylene solvent or their mixture 10.19%~30.19%, the defoamer 0.16%~0.36%, flows the even medicinal preparation 0.20%~0.50%, the pigment or the fuel 3.50%~30.50%, antibiotics 0.10%~5.0%, the dispersing agent 0.10%~0.30%, guards against sinks medicinal preparation 0.04%~1.0%, the anti- yellow stain helps medicinal preparation 0.79%~0.99%, the deadening agent 0%~12.50%, armor component and second grade component according to 0.3~1: 1 proportion mix. The invention merit is can kill extinguishes wooden woodware surface the and so on the furniture, wood floor bacterium.

The invention belongs to the technical field of fuel additive, and particularly relates to a methanol fuel additive for diesel engines. The methanol fuel additive is prepared from the following raw materials in parts by weight: 10 to 25 parts of a cosolvent, 5 to 15 parts of 2-hydroxysuccinic acid, 3 to 11 parts of glycerol dimethacrylate, 2 to 9 parts of glyceryl polyoxyethyl ether, 2 to 8 parts of dioctyl phthalate, 2 to 7 parts of methyl cyclopentadiene, 1 to 8 parts of carboxymethylcellulose, 1 to 7 parts of diethylene glycol dinitrate, 1 to 5 parts of tert-pentyl methyl ether, and 1 to 6 parts of an antioxidant. The methanol fuel additive effectively improves the power and the cetane number of methanol fuel, effectively solves the problems of swelling and corrosion, and improves the solubility and the storage stability of methanol and diesel oil.

The invention discloses a thermal-conduction tensile-resistant polymer material and a preparation method thereof, wherein the thermal-conduction tensile-resistant polymer material comprises the following raw materials by weight: 60-80 parts of nylon, 12-22 parts of sodium molybdate benzene, 10-15 parts of magnesium lactate, 4-8 parts of chloro-methoxy fat diethylene glycol dinitrate, 1-5 parts of9,9-dimethyl fluorene, and 2-6 parts of shell powder. According to the present invention, the thermal-conduction tensile-resistant polymer material has advantages of good thermal conductivity and highmechanical strength, and can be used in the fields of civil electronic appliances, toys, communications, cables, military and the like; and the preparation method has characteristics of less raw materials, simple preparation process and good promotion value, and is suitable for industrial production.