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77 results about "Pentyl acetate" patented technology

Amyl acetate (pentyl acetate) is an organic compound and an ester with the chemical formula CH 3 COO[CH 2] 4 CH 3 and the molecular weight 130.19 g/mol. It has a scent similar to pears and apples. The compound is the condensation product of acetic acid and 1-pentanol.

Photoresist stripper compositions

A photoresist stripper composition is made up of a mixture of an acetic acid ester, gamma-butyrolactone (GBL), and a non-acetate ester or a poly alkyl alcohol derivative. The acetic acid ester may be at least one of n-butyl acetate, amyl acetate, ethyl aceto-acetate, and isopropyl acetate. The non-acetate ester may be at least one of ethyl lactate (EL), ethyl-3-ethoxy propionate (EEP) and methyl-3-methoxy (MMP). The poly alkyl alcohol derivative may be at least one of propylene glycol monomethyl ester (PGME) and propylene glycol monomethyl ester acetate (PGMEA).
Owner:SAMSUNG ELECTRONICS CO LTD

Pineapple flavor essence

The invention discloses a pineapple flavor essence. The raw materials of the pineapple flavor essence comprise 300.0 weight permillage of allyl caproate, 200.0 weight permillage of cyclohexyl allyl propionate, 30.0 weight permillage of ethyl acetate, 50.0 weight permillage of cyclohexyl allyl acetate, 30.0 weight permillage of geranyl hexanoate, 10.0 weight permillage of benzyl propionate, 5.0 weight permillage of petit grain oil, 2.0 weight permillage of acetic leaf alcohol ester, 10.0 weight permillage of vanillic aldehyde, 3.5 weight permillage of cinnamyl acetate, 100.0 weight permillage of ethyl butyrate, 20.0 weight permillage of ethyl oenanthate, 30.0 weight permillage of pentyl acetate, 30.0 weight permillage of cyclohexyl allyl butyrate,10.0 weight permillage of geranyl butyrate, 10.0 weight permillage of linalool, 10.0 weight permillage of citral dimethyl acetal, 0.5 weight permillage of dimethyl hydroxyl furanone, and 150.0 weight permillage of diethyl phthalate. The pineapple flavor essence of the invention is fit for perfuming products such as grease, emulsion, shampoo, and the like, and has the advantages of pure flavor, strong endurance, less dosage, and the like.
Owner:刘新光

Method for reaction rectification coupling continuous preparation of and series acetate

The invention discloses a reaction-distillation coupling preparing acetic acid series ester method, which comprises the following steps: using glacial acetic acid and alcohol with lower five carbons (alcohol, optal,alcohol isopropylicum, butanol, isobutanol, amyl alcohol and isoamyl alcohol ) for raw material; adopting modified strong acidic phenylethene series basic ion exchange resin for accelerant; preparing by reaction-distillation coupling; getting acetic acid ethyl ester, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate; making glacial acetic acid and alcohol with lower five carbons to carry on esterification reaction by solid acid catalysis in trickle bed reactor; adding reaction product (acetic acid ethyl ester, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate), water and cycle still liquor in fractionating tower; getting acetic acid ethyl ester, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate by separating at the top of the tower. The conversion rate of alcohol with lower five carbons is more than 96%, the recovery ratio of acetic acid ethyl ester (propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate) is more than 95%. The invention has high alcohol conversion rate, which simplifies the operation.
Owner:GUANGXI RES INST OF CHEM IND CO LTD

Plastic detergent and preparation method thereof

The invention discloses a plastic detergent and a preparation method thereof. The plastic detergent comprises alkylphenol ethoxylates, fatty alcohol polyoxyethylene ether sodium sulfate, pentyl acetate, dimethyl siloxane, active agent, glycol monostearate, aid and water. The prepared detergent has an excellent cleaning effect, does not lower the quality of plastic and has little residue after cleaning. The preparation method of the detergent is simple, and the detergent can be widely applied and is worthy of being popularized.
Owner:ZHANGJIAGANG DANENG PLASTIC PROD

Improved extraction method for tylosin

The invention relates to an improved extraction method for tylosin. The invention describes the process of using a cosolvent to extract the tylosin from tylosin fermentation filter liquid. The cosolvent comprises chloroform or methylene dichloride and ethyl acetate or butyl acetate or amyl acetic ester or isoamyl acetate or 4-methyl-2-pentanone or toluene. The method using the cosolvent to extract the the tylosin from the fermentation filter liquid has the advantages that the use quantity of the cosolvent is only 1-8% of the quantity of the fermentation filter liquid; the extraction rate is high and can reach 98.8%; and the cosolvent has a selective extraction function, the impurity content of extraction liquid is very little, product purification is convenient and the product purity is improved.
Owner:荷本(北京)大药厂有限公司

Polyvinyl alcohol waterproof coating

The invention discloses a polyvinyl alcohol waterproof coating, which is mainly prepared by stirring the following raw materials in part by weight: 100 parts of polyvinyl alcohol, 20 parts of carboxymethylcellulose, 25 parts of sodium potassium silicate, 30 parts of pentyl acetate, 15 parts of triethanolamine, 10 parts of carboxymethylcellulose, 40 parts of magnesium silicate, 85 parts of water, 6 parts of binder, 6 parts of film-forming aid, 6 parts of dispersing agent and 5 parts of defoamer. The polyvinyl alcohol waterproof coating has high workability, cost performance and water repellency, and aquatic organisms are prevented from being precipitated or grown on a hull.
Owner:SUZHOU MEIYAMEI CONSTR COATINGS

Micro grating for transmissive electron microscope and its making process

The present invention relates to a micro grating for transmissive electronic microscope and its making process and aims at simplifying its production process, raising production efficiency and heat stability. In the technological scheme, the micro grating is made with acetone, n-pentyl acetate and collodion. The production process includes mixing n-pentyl acetate and collodion and adding acetone to prepare mixed liquid; dropping one drop of the mixed liquid to culture dish and covering the liquid surface with copper net; spreading filter paper on the film formed on the liquid surface and lifting the filter paper with the copper net and film; cutting the film and setting fil mwith copper net into the sample chamber of transmissive electronic microscope; and applying high voltage to the microscope to form the micro grating.
Owner:ZHONGBEI UNIV

Capillipedium parviflorum essential oil

The invention relates to a capillipedium parviflorum essential oil, which is separated from capillipedium parviflorum inflorescence. In the separating process, the inflorescence of the capillipedium parviflorum is used as raw materials. The faint yellow oily essential oil concentrated solution is acquired by using the conventional method which includes the steps of collecting, washing, normal-pressure steam distillation, oil-water separation and drying with anhydrous sodium sulfate. The oil yield is 0.8% to 1%. The dried essential oil is determined by using a capillary gas chromatograph-mass spectrometer. The result is that the type number of the compound is 22 which is 92.75% of the whole oil mass, wherein the primary component is 1-nonene-4-alcohol, 4-hendecanone, 4-undecanol, and 2,4-dimethyl-3-pentyl acetate. The essential oil is high-class pure natural essential oil which is fragrant, stable in fragrant, good in inducing property, free from stimulation to skin, non-toxic and safe, and is capable of being used for preparing cosmetics, used as food additives, tobacco essence, washing agent essence and officinal essence.
Owner:TROPICAL CORP STRAIN RESOURCE INST CHINESE ACAD OF TROPICAL AGRI SCI +1

Preparation method of catalyst H6P2W15Mo3O62/TiO2 and n-pentyl acetate

The invention discloses a preparation method of catalyst H6P2W15Mo3O62 / TiO2 and n-pentyl acetate. Dawson H6P2W15Mo3O62 is prepared with a hydrothermal method, then TiO2 loaded Dawson type P-W-Mo-heteropolyacid catalyst H6P2W15Mo3O62 / TiO2 is prepared with an impregnation method, the structure of the TiO2 loaded Dawson type P-W-Mo-heteropolyacid catalyst H6P2W15Mo3O62 / TiO2 is characterized with FT-IR and XRD methods, and the catalytic activity of catalytic activity on esterification reaction is studied. The optimized conditions for preparing the catalyst are that the activation temperature is 150 DEG C, the calcination time is 4.5 h, and the load of the H6P2W15Mo3O62 / TiO2 is 40%. The n-pentyl acetate synthesized by the catalyst of the H6P2W15Mo3O62 / TiO2 has the advantages of excellent catalytic activity, mild reaction condition, high product yield, no environmental pollution and better recycling performance. Therefore, the H6P2W15Mo3O62 / TiO2 is an excellent catalyst for synthesizing the n-pentyl acetate and has an excellent application prospect.
Owner:HUBEI NORMAL UNIV

Long-acting disinfecting detergent

A long-acting disinfecting detergent is prepared by following raw materials in part by weight: 5-10 parts of potassium citrate, 2-5 parts of ethyl alcohol, 5-13 parts of octadecyl 2-hydroxyethyl amine oxide, 5-9 parts of fatty alcohol-polyoxyethylene ethers, 1-5 parts of triethanolamine, 5-10 parts of menthacamphor, 3-10 parts of glutaraldehyde, 4-10 parts of amido-sulfonic acid, 2-6 parts of chloramines, 5-10 parts of glycerol, 6-10 parts of methyl hydrogen silicone fluid, 2-7 parts of ethylene oxide, 5-11 parts of amyl acetic esters and 55 parts of water. The long-acting disinfecting detergent has the advantages that the washing effect is high, the acting time is long, a certain sterilization and disinfection effect is achieved, and waste on resources can be reduced.
Owner:QINGDAO DEXITUOCHUANG HIGH TECH CO LTD

Method for enhancing efficacy of enzyme using lactobacillus bulgaricus

ActiveCN107788517AStrengthen the probiotic effectSpecial fruity aromaBacteriaLactobacillusClearance rateAmyl acetate
The present invention discloses a method for enhancing an efficacy of an enzyme by using lactobacillus bulgaricus and belongs to the technical field of fermented food. Saccharomyces cerevisiae N85, acetobacter gluconicum Q1 and lactobacillus delbrueckii subsp. bulgaricus B1 are added into fruit and vegetable raw materials, and the health preserving efficacy of the enzyme is enhanced, so that the prepared enzyme has a reducing power increased by 43.3% compared with that in the control group, a DPPH clearance rate also increased from 88.25% to 93.09%, a lactic acid content increased by 36.1%, anacetic acid content increased by 35.2%, and a protease activity increased by 11.9% compared with that in the control group, increases a content of volatile substances, has an ethyl acetate content increased by 85.1% and an amyl acetate content increased by 89.1%, has a special fruit aroma, and is increased in enzyme antibacterial ability.
Owner:北京姿美堂生物技术股份有限公司

Acetate solvent based diesel oil pour point depressant, preparation method and application thereof

The invention discloses an acetate solvent based diesel oil pour point depressant composition, a preparation method and an application of the acetate solvent based diesel oil pour point depressant. The acetate solvent based diesel oil pour point depressant composition comprises the components by mass percent: 0-10% of ethyl acetate, 0-20% of propyl acetate, 20-40% of butyl acetate, 0-20% of amyl acetate and 10-30% of diesel oil pour point depressant. The preparation method comprises the steps of: mixing all the raw materials and stirring in thermostatic water bath; and controlling the rotating speed to be 120r / min to obtain the acetate solvent based diesel oil pour point depressant 30minutes later. The acetate solvent based diesel oil pour point depressant composition improves the dispersive action of the diesel oil pour point depressant for wax crystals at the low temperature, and improves the low-temperature fluidity of oil products; and the acetate solvent based diesel oil pour point depressant composition can be added into commercially available 0-model diesel oil, so that the cold filter plugging point is reduced by 5-11 DEG C, and the condensation point is reduced by 6-10 DEG C.
Owner:SHANGHAI INST OF TECH

Fully continuous flow preparation method of 3-chloro-4-amyl oxoacetate

The invention belongs to the technical field of organic chemical engineering, and particularly relates to a fully continuous flow preparation method of 3-chloro-4-amyl oxoacetate. The method comprises the following steps of simultaneously conveying chlorine and a reaction solution of acetyl butyrolactone into a micro-channel reactor, and carrying out continuous chlorination reaction to obtain alpha-acetyl-alpha-chloro-gamma-butyrolactone, then continuously conveying the reaction liquid and a mixed solution of glacial acetic acid, hydrochloric acid and water to a micro-reaction system consisting of a next micro-mixer and a micro-channel reactor at the same time, and carrying out continuous acylation reaction to obtain 3-chloro-4-amyl oxoacetate finally, acquiring a final product in a micro-channel system of continuous quenching and continuous extraction separation. Compared with a traditional intermittent kettle type synthesis method, the method disclosed by the invention is short in reaction time, high in product yield, high in automation degree, high in process continuous efficiency, high in space-time yield, low in energy consumption and easy to industrially amplify and apply.
Owner:FUDAN UNIV

Environmentally friendly acrylic resin and preparation method thereof

The invention relates to an environmentally friendly acrylic resin and a preparation method thereof, especially suitable for processing nail polish, and belongs to the technical field of polymer materials. The raw materials of the acrylic resin include, by weight, a kettle bed material, a mixed dropping material, an initiator 1, an initiator 2 and a diluent; the kettle bed material includes E10P,amyl acetate and n-butyl acetate; the mixed dropping material includes methacrylic acid, methyl methacrylate, styrene, tert-butyl acrylate, hydroxyethyl methacrylate, 2-hydroxypropyl acrylate, butyl methacrylate, butyl acrylate, dicumyl peroxide, 1,1-di(tert-butylperoxy)cyclohexane and the n-butyl acetate; the initiator 1 includes the 1,1-di(tert-butylperoxy)cyclohexane and the n-butyl acetate; the initiator 2 includes the 1,1-di(tert-butylperoxy)cyclohexane and the n-butyl acetate; and the diluent includes the n-butyl acetate. The acrylic resin is high in environmental protection, so that theexistence of substances harmful to human bodies can be completely solved, and the use amount of solvents can be greatly reduced.
Owner:莱阳红安化工有限公司

Ethylbenzene emulsion waterproof coating

InactiveCN102408789APrevent acidification and corrosionStrong water resistanceStarch coatingsDimethylaniline N-oxideCellulose acetate
The invention discloses an ethylbenzene emulsion waterproof coating, which is mainly prepared by stirring the following raw materials in part by weight: 90 parts of ethylbenzene emulsion, 20 parts of acetyl cellulose, 22 parts of sodium potassium silicate, 40 parts of ethylene glycol, 10 parts of pentyl acetate, 15 parts of dimethylaniline, 10 parts of organic amine, 23 parts of barium sulfate, 15 parts of starch, 75 parts of water, 6 parts of binder, 8 parts of preservative, 6 parts of film-forming aid, 6 parts of dispersing agent, 5 parts of defoamer and 3 parts of mildew preventive. The ethylbenzene emulsion waterproof coating has high water resistance and prevents the acidification corrosion of rainwater.
Owner:SUZHOU MEIYAMEI CONSTR COATINGS

Anti-aging composite waterproof coating material

The present invention discloses an anti-aging composite waterproof coating material, which is prepared from the following raw materials by weight: 3.5-7.5 parts of an oligoester polyol, 1.5-2.8 parts of carboxy cellulose, 2.5-5.6 parts of a polycarboxylate type dispersant, 5-10 parts of ethylene glycol, 3.5-4.9 parts of amyl acetate, 1.5-2.8 parts of alkyl phenol polyoxyethylene ether polyoxypropylene ether, 1.2-2.4 parts of a castor oil ethylene oxide adduct and a derivative thereof, and 2.3-2.8 parts of dibutylnaphthalene sodium sulfonate. Compared with the existing waterproofing coating material, the anti-aging composite waterproof coating material of the present invention has characteristics of excellent high temperature resistance, excellent low temperature resistance and excellent sudden cold and heat change resistance, is suitable for polymer waterproof coating materials in the building industry, has good ductility and elongation at break in a wide temperature range, further has characteristics of strong adhesion, corrosion resistance, aging resistance, safety and environmental protection, and is suitable for coating on the surface of a variety of substrates.
Owner:QINGDAO HAIBAN PLASTIC IND & TRADE

Liquid electrolyte formulations with high salt content

Electrolyte formulations including a high salt concentration. The electrolyte formulation includes an organic solvent and a lithium salt, wherein the lithium salt is mixed with the organic solvent at a concentration of at least 20 Mole %, or at least 40 Mole %, or at least 50 Mole %. The organic solvent includes N-methyl-2-pyrrolidone, butylene carbonate, butyl propionate, pentyl acetate, γ-caprolactone, propylene glycol sulfite, ethyl methyl sulfone, butyl sulfoxide or combinations thereof. The lithium salt includes lithium bis(trifluoromethane sulfonyl) imide, lithium tetrafluoroborate, or lithium hexafluorophosphate.
Owner:MEDTRONIC INC +1

Sow milk bionic feed flavor and use method thereof

The invention belongs to the field of feed and relates to a sow milk bionic feed flavor and a use method thereof. The sow milk bionic feed flavor is a fennel-type sow milk bionic flavor and is prepared by mixing 49.7 to 67 parts by weight of benzyl alcohol, 30 to 45.2 parts by weight of gamma-nonalactone, 8.3 to 27.8 parts by weight of gamma-octalactone, 8.4 to 16.7 parts by weight of benzyl butyrate, 5 to 10 parts by weight of anethole, 6.7 to 13.4 parts by weight of benzaldehyde, 6.7 to 16.6 parts by weight of vanillin, 1 to 5 parts by weight of ethyl butyrate, 1 to 5 parts by weight of isoamyl isovalerate, 0.5 to 3.3 parts by weight of amyl acetate, 0.4 to 5 parts by weight of ethyl hexanoate, 1.6 to 5 parts by weight of dimethyl methyl butyrate and 833 parts by weight of silica gel as a carrier. The sow milk bionic feed flavor can promote ingestion of piglets and improve daily gain. The fennel-type sow milk bionic flavor has better effects.
Owner:ZHEJIANG FORESTRY UNIVERSITY

Cleanser for small advertisement

A cleanser for small advertisement is prepared from, by weight, 5-18 parts of n-butyl alcohol, 30-45 parts of anhydrous ethanol, 50-65 parts of ethyl acetate, butyl acetate or pentyl acetate, 10-30 parts of methanol, and 5-15 parts of isocetanol. The cleanser has good scrubbing effect to remove illegally painted "city psoriasis" on surfaces of buildings, and especially has excellent scrubbing effect for removing the graffiti painted by polyester paint and auto-painting. The cleanser can effective remove the trace of graffiti without damage on the surfaces of buildings, is convenient to prepare and use, and is low in cost.
Owner:荆门市易轩表面处理科技有限公司

Phenylacetic emulsion-vinyl acetate/acrylic emulsion heat preservation coating

The invention discloses a phenylacetic emulsion-vinyl acetate / acrylic emulsion heat preservation coating which is mainly prepared by stirring the following materials according to weight proportion: 60 parts of phenylacetic emulsion, 70 parts of vinyl acetate / acrylic emulsion, 40 parts of closed cell perlite, 26 parts of sodium silicate, 12 parts of kieselguhr, 10 parts of bamboo short fiber, 12 parts of silver nitrate, 5 parts of triethanolamine, 10 parts of potassium silicate, 10 parts of pentyl acetate, 6 parts of adhesion agents, 55 parts of water, 5 parts of preservative, 15 parts of kaolin, 7 parts of thickener and 6 parts of film additives. The phenylacetic emulsion-vinyl acetate / acrylic emulsion heat preservation coating has good heat insulation and heat preservation effects, and the flexible coating can shield tiny fissures on a base layer and is fine and smooth.
Owner:SUZHOU MEIYAMEI CONSTR COATINGS

Coating for artificial pearl and its production

Paint for artificial pearl and its production are disclosed. The paint consists of celluloid 1.5-6wt%, camphor 0.1-0.6wt%, fat solvent 86-95wt% and pigment 1-8wt%, and fat solvent comprises mixture of methyl acetyl or acetic ether and mixture of butyrin acetate and / or banana oil or acetic ether and butyrin acetate. It is cheap, non-toxic and harmless, has short dyeing and drying time and higher production efficiency.
Owner:QINGDAO MINOA ART CRAFTS +1

Glass spraying detergent and preparation method thereof

The present invention relates to a glass spraying detergent and a preparation method thereof. The detergent contains, by mass, 0.03-0.09 part of sodium lauroyl sarcosinate, 4-10 parts of polyoxyethylene nonylphenol ether, 8-20 parts of ethanol, 10-22 parts of acetone, 0.05-0.12 part of essence, 0.02-0.06 part of amyl acetate, 1-5 parts of phosphoric acid, 2-7 parts of citric acid, 57-72 parts of water, and 3.5-7 parts of dimethyl ether. With the glass spraying detergent and the preparation method, the glass spraying detergent is only required to be sprayed on the cleaned glass surface and cloth or water rinsing is adopted so as to easily remove scale accumulated on the glass surface and provide characteristics of rapid cleaning, time saving and labor saving, and no harm on skin can be generated after contacting human body.
Owner:NANTONG JINGXIN OPTICAL GLASS

Method for reaction rectification coupling continuous preparation of and series acetate

The invention discloses a reaction-distillation coupling preparing acetic acid series ester method, which comprises the following steps: using glacial acetic acid and alcohol with lower five carbons (alcohol, optal,alcohol isopropylicum, butanol, isobutanol, amyl alcohol and isoamyl alcohol ) for raw material; adopting modified strong acidic phenylethene series basic ion exchange resin for accelerant; preparing by reaction-distillation coupling; getting acetic acid ethyl ester, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate; making glacial acetic acid and alcohol with lower five carbons to carry on esterification reaction by solid acid catalysis in trickle bed reactor; adding reaction product (acetic acid ethyl ester, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate), water and cycle still liquor in fractionating tower; getting acetic acid ethyl ester, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate by separating at the top of the tower. The conversion rate of alcohol with lower five carbons is more than 96%, the recovery ratio of acetic acid ethyl ester (propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate) is more than 95%. The invention has high alcohol conversion rate, which simplifies the operation.
Owner:GUANGXI RES INST OF CHEM IND CO LTD

Red translucent crystal glue material and manufacturing method thereof

The invention relates to a red translucent crystal glue material and a manufacturing method of the red translucent crystal glue material. The red translucent crystal glue material is manufactured by a way that PVA (polyvinyl acetate) powder, water, sodium borate, carbomer resin, propylene glycol or glycerol, vanillin, clove oil, amyl acetate, carmine, tartaric acid, sorbic acid, sodium dodecyl benzene sulfonate and an acrylamide-acrylate copolymerized crosslinked material are sequentially mixed, emulsified and stirred, and finally sodium borate water is added in the mixed solution for solidification. The translucent crystal glue material has the advantages of good moisturizing effect, bright color, stable color, high transparency and long service life, and is unlikely to crack in the air and unlikely to discolor. The transparency of the red translucent crystal glue material provided by the invention is up to above 50%, and the service life is up to above 18 months.
Owner:浙江银太郎动漫文化股份有限公司

Blue translucent crystal adhesive material and preparation method thereof

The invention relates to a crystal adhesive material and a preparation method thereof. The blue translucent crystal adhesive material is prepared through the following steps: mixing, emulsifying and stirring PVA (polyvinyl acetate) powder, water, borax, Carbomer resins, propylene glycol or glycerin, vanillin, clove oil, amyl acetate, gardenia blue, propionic acid, benzoic acid, sodium dodecyl benzene sulfonate and an acrylamide-acrylate copoly-crosslink; and finally adding borax water and solidifying. The translucent crystal adhesive material has the following advantages: the translucent crystal adhesive material has a good moisturizing effect, is not easy to crack in the air, has bright color, is not easy to discolor and has stable hue, good transparency above 50% and service life longerthan 18 months.
Owner:浙江银太郎动漫文化股份有限公司

Preparation method of carbon-based composite material capable of catalytically degrading various organic matters at room temperature, and testing device

The invention relates to a preparation method of a carbon-based composite material for catalytically degrading volatile organic compounds at room temperature, and a testing device. The method comprises the following steps: with modified activated carbon, clay, a first modified metal oxide 1 and a second modified metal oxide 2 as raw materials, conducting full mixing and granulating or extrusion-molding to prepare a columnar or spherical particle or honeycomb cube; and roasting the columnar or spherical particle or honeycomb cube in an inert atmosphere to obtain the formed carbon-based composite material with high specific surface area, high strength and long service life. The obtained columnar or spherical or honeycomb-shaped carbon-based composite material is used for catalytically degrading various volatile organic compounds such as formaldehyde, benzene, methylbenzene, xylene, phenol, chlorophenol, benzaldehyde, chloroethane, cyclohexane or amyl acetate in a gas phase at room temperature; and results show that the catalytic degradation rate of volatile organic compounds such as methylbenzene, benzene and formaldehyde with a low concentration of 1-5 mg / m<3> within 24 hours is upto 95% or above, and the catalytic degradation rate of methylbenzene, benzene, formaldehyde and the like with a high concentration of 5-10 mg / m<3> within 24 hours is up to 90% or above.
Owner:XINJIANG TECHN INST OF PHYSICS & CHEM CHINESE ACAD OF SCI
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