92 results about "Phellandrene" patented technology

The invention relates to an air purifying agent, which is characterized by comprising the following components in proportion by weight: 0.001-0.01% of zingiberone, 0.005-0.05% of zingiberol, 0.015-0.05 % of menthol, 0.01-0.03 % of menthone, 0.02-0.04%of phellandrene, 0.01-0.03% of pinene, 0.005-0.02% of terpineol, 0.02-0.05%of citral, 0.002-0.01% of octyl aldehyde, 0.002-0.01% of pelargonic aldehyde, 0.02-0.05% of geraniol, 0.01-0.03% of linalool and 0.005-0.02% of hydratropic aldehyde. The air purifying agent of the invention is prepared by compounding pure natural plant juice and belongs toa pure natural product which has no toxicity, irritation and explosiveness. Compared with the chemical deodorizer used for deodorization in the existing market, the air purifying agent has better safety, and products obtained by reaction of the air purifying agent and odor do not have secondary pollution.

The invention discloses endophytic fungi Muscodor sp. The preservation name of the strain is ZJLQ070, the preservation unit is China General Microbiological Culture Collection Center, the preservation date is January 8, 2009 and the preservation number is CGMCC 2864. The endophytic fungi can be prepared into living preparations and can be used for suppressing or killing pathogenic microorganisms or musty microorganisms. The invention simultaneously discloses a fungicide comprising 2-methyl-methyl propionate, 2-methylpropionate and the like, especially comprising alpha-phellandrene, beta-phellandrene, trans1-methyl-4-(1-methyl ethyl)-2-cyclohexene-1-alcohol, cis1- methyl-4-(1-methyl ethyl)-2-cyclohexene-1-alcohol, trans3-methyl-6-(1-methyl ethyl)-2-cyclohexene-1-alcohol and cis3-methyl-6-(1-methyl ethyl)-2-cyclohexene-1-alcohol.

The invention relates to a broad-spectrum attractant for needle leave wood pests, which is characterized by consisting of an active composition and solvent absolute ethyl alcohol. The active composition consists of alpha-pinene, beta-pinene, camphene, limonene, isolongifolenone, trans-carypohyllene, turpentine, terpinolene and beta-phellandrene. The active composition contains alpha-pinene 40%-50%, beta-pinene 20%-25%, camphene 2.5%-3.2%, limonene 11%-13%, isolongifolenone 4.5%-5.2%, trans-carypohyllene 5%-6%, turpentine 2.5%-3.5%, terpinolene 2.5%-3.5% and beta-phellandrene 0.8%-1.2%. The broad-spectrum attractant has extremely strong luring effect to monochamus alternatus adults, has high luring effect to hyposipalus gigas Linnaeus, shirahoshizo patruelis and xyleborus mutilatus blandford, has good luring effect to more than 20 varieties of pests of coleopteran, is few in using amount, remarkable in luring effect, low in cost and broad-spectrum.

The invention discloses a phthorimaea operculella zell attractant comprising the following components in parts by volume: 8-10 parts of alcohol compound, 0.5-1.5 parts of ester compound, 2-3 parts of aldehyde compound, 1-3 parts of terpene compound and 0.1-0.5 part of other compound, wherein the alcohol compound is any one of 1,8-eucalyptol and palustrol; the ester compound is any one of methyl jasmonate, anti-4, cis-7-C13 diene acetate and anti-4, cis-7, 10-C13 triene acetate; the aldehyde compound is any one of heptaldehyde, octyl aldehyde and nonaldehyde; the terpene compound is any one of limonene, phellandrene, terpinene, caryophyllene, pinene, elemene, ocimene, germacrene, farnesene and isolongifolene; and the other compound is any one of nicotine, solanone, norsolandione and para-cymene. The attractant is environment-friendly, does not injure natural enemies of pests and has remarkable attracting effect on phthorimaea operculella zell adults.

The invention discloses endophytic fungi Muscodor sp. The preservation name of the strain is ZJLQ024, the preservation unit is China General Microbiological Culture Collection Center, the preservation date is January 8, 2009 and the preservation number is CGMCC 2863. The endophytic fungi can be prepared into living preparations and can be used for suppressing or killing pathogenic microorganisms or musty microorganisms. The invention simultaneously discloses a fungicide comprising 2-methyl-methyl propionate, 2-methylpropionate and the like, especially comprising alpha-phellandrene, beta-phellandrene, trans1-methyl-4-(1-methyl ethyl)-2-cyclohexene-1-alcohol, cis1- methyl-4-(1-methyl ethyl)-2-cyclohexene-1-alcohol, trans3-methyl-6-(1-methyl ethyl)-2-cyclohexene-1-alcohol and cis3-methyl-6-(1-methyl ethyl)-2-cyclohexene-1-alcohol.

The invention discloses endophytic fungi Muscodor sp. The preservation name of the strain is ZJLQ023, the preservation unit is China General Microbiological Culture Collection Center, the preservation date is January 8, 2009 and the preservation number is CGMCC 2862. The endophytic fungi can be prepared into living preparations and can be used for suppressing or killing pathogenic microorganisms or musty microorganisms. The invention simultaneously discloses a fungicide comprising 2-methyl-methyl propionate, 2-methylpropionate and the like, especially comprising alpha-phellandrene, beta-phellandrene, trans1-methyl-4-(1-methyl ethyl)-2-cyclohexene-1-alcohol, cis1- methyl-4-(1-methyl ethyl)-2-cyclohexene-1-alcohol, trans3-methyl-6-(1-methyl ethyl)-2-cyclohexene-1-alcohol and cis3-methyl-6-(1-methyl ethyl)-2-cyclohexene-1-alcohol.

The invention discloses a phellandrene resin production process, which includes polymerizing, washing, distilling and slicing. The phellandrene resin production process is characterized in that during the polymerizing procedure, toluene and catalyst are added into a reactor and are polymerized after phellandrene is added into the reactor, the weight ratio of the phellandrene, the toluene and the catalyst is 100:150:4, and the catalyst is lewis acid iodine or iron. The phellandrene resin production process has the advantages that (1), the phellandrene resin and the production process thereof are originated in the nation; (2), the phellandrene resin production process utilizes self-researched composite high-activity catalyst which is based on the lewis acid catalyst; (3) the produced phellandrene resin is high in polymerization degree, high in recovery rate and low in cost; (4) the softening point of the produced phellandrene resin is higher than 135 DEG C and even can reach 150 DEG C; and (5), the produced phellandrene resin is high in polymerization degrees and large in molecular weight, few in low-boiling-point substances and stable in structure, and is fine in distilling and separating effect when being distilled and excellent in inoxidizability without any oxidation inhibitor.

The invention discloses a mosquito and insect repelling method for camphor trees. The mosquito and insect repelling method comprises the following components in parts by weight: 20 parts of camphor, 3 parts of eucalyptol, 4 parts of sassafras oil ether, 2 parts of camphyl alcohol, 0.5 part of camphorone, 8 parts of alpha-pinene, 7 parts of camphene, 1.5 parts of pine oil bicyclic hydrocarbon, 0.3 part of camphorene, 0.4 part of limonene, 1.2 parts of eugenol, 0.7 part of phellandrene, 5 parts of alpha-limonene, 3 parts of cadinene, 8 parts of lindestrenolide, 2.5 parts of linalool, 1.5 parts of terpilenol, 2.4 parts of safrole, 5 parts of dimethyl phthalate, 10 parts of polybutene ingredients and 14 parts of water, wherein lindestrenolide has a natural insecticidal sterilization function. The mosquito and insect repelling method for the camphor trees is simple and is easy to operate, plant essential oil extracts of the camphor trees are adopted to constitute a natural mosquito repelling composition, and no pesticide ingredient exists; on the premise of guaranteeing the favorable mosquito repelling effect, no toxic or harmful substance to a human body is generated, and the mosquito and insect repelling method is more suitable for the family life characteristics of modern people; and natural plant volatile substances are utilized to repel mosquitoes, so that the mosquito-repellent effect is remarkable.

The invention discloses a terpene synthases gene sequence (SmTPS3) mainly participating in synthesis of a plurality of salviae miltiorrhizae secondary metabolites sesquiterpenoids such as zingiberene.The SmTPS3 gene possesses a nucleotide sequence represented by SEQ ID No.1, and the protein encoded by the gene possesses an amino acid sequence represented by SEQ ID No.2. The SmTPS3 gene sequence is obtained based on salviae miltiorrhizae genome and transcriptome data, a pET28a-SmTPS3 prokaryotic expression vector is constructed, the catalysis products of SmTPS3 are detected in Escherichia coli, so that the gene functions of SmTPS3 are verified. It is shown by research results that: SmTPS3 is capable of catalyzing synthesis of a plurality of sesquiterpenoid components including zingiberene,alpha-bergamot oil alkene, beta- sesquiphellandrene; zingiberene possesses anti-virus activity, anti-fertility activity, and antiulcer activity, and can be taken as food flavoring agent and cosmeticraw material; bergamot essential oil possesses excellent curative effects in alleviating anxiety and depression. The method is capable of providing salviae miltiorrhizae terpene synthases gene synthesis of sesquiterpenoid compounds with foundation, and promoting medicine development and industry development of sesquiterpenoid compounds, such as zingiberene and alpha-bergamot oil alkene, based onSmTPS3 catalysis synthesis.

The present invention relates to a kind of air purifying agent, it is characterized in that: comprise gingerone, gingerol, menthol, menthone, phellandrene, pinene, terpineol, citral, octanal, nonanal, geraniol, Linalool, decanal, the weight ratio is: gingerone 0.01-0.1‰, gingerol 0.05-0.5‰, menthol 0.15-0.5‰, menthone 0.1-0.3‰, phellandrene 0.2-0.4‰, pinene ene 0.1-0.3‰, terpineol 0.05-0.2‰, citral 0.2-0.5‰, octanal 0.02-0.1‰, nonanal 0.02-0.1‰, geraniol 0.2-0.5‰, linalool 0.1-0.3‰ , decanal 0.05-0.2‰. The air purifying agent of the present invention is compounded from pure natural plant juice, is an all-natural product, and is non-toxic, non-irritating and non-explosive. Compared with the chemical deodorants currently used in deodorization on the market, its safety is better, and there is no secondary pollution after the product reacts with the odor.

The invention relates to a concrete shrinkage reducing agent and a preparation method and application thereof. The preparation method comprises the following steps that acrylic polyether, an initiator and water are mixed to be uniform, a first reactant is obtained, and temperature rise is carried out; crylic acid and water are mixed to be uniform, and a second reactant is obtained; methacrylic acid diethylene glycol monobutyl ether ester and phellandrene are mixed to be uniform, and a third reactant is obtained; a reducing agent, a chain transfer agent and water are mixed to be uniform, and a fourth reactant is obtained; the second reactant, the third reactant and the fourth reactant are dropwise added into the first reactant obtained after temperature rise at the same time; after all the reactants are dropwise added, heat preservation is carried out, and then cooling is carried out; an alkaline solution and water are added into the obtained product, and the concrete shrinkage reducing agent is obtained. According to the prepared concrete shrinkage reducing agent, the water reducing and shrinkage function of the concrete shrinkage reducing agent can be enhanced, the antifreezing capacity, compressive strength and anti-cracking ability of concrete can be improved, and the service life of the concrete can be prolonged; the production cost of the concrete can be reduced, and the application range is wide.

The invention discloses a sweetsop flower essence. The sweetsop flower essence mainly comprises the following constituents: pinene, myrcene, ocimene, linalool, caryophyllene, camphene, phellandrene, terpinene, nonanal and the like. The invention further discloses application of the sweetsop flower essence in preparation of tropical flavor food, low-sugar health food and beverage products. The sweetsop flower essence is rich in floral fragrance and sweet taste, and can enhance the final flavor of food and beverage, and achieve the mouthfeel of a natural sweetsop fruit. As the sweetsop flower essence is rich in the sweet taste, the sweetsop flower essence is particularly suitable for low-sugar food and beverage; the mouthfeel cannot be influenced while the intake of sugar is reduced; furthermore, the product has the obvious characteristic of health care.

The invention provides a method for controlling whiteflies which comprises the steps of: providing a composition comprising or consisting of R-curcumene and optionally further beta-myrcene, para-cymene, gamma-terpinene, alpha-terpinene, alpha-phellandrene zingiberene and / or 7-epi-zingiberene; and adding said composition one or more times to a plurality of crop plants. The method can be combined with the use of attractant compositions comprising beta-phellandrene, limonene and / or 2-carene, and optionally adding said composition one or more times to one or more trap plants and / or trap materials.

To provide a series of techniques for obtaining β-phellandrene with high purity and in a large quantity.Provided is a recombinant cell capable of producing β-phellandrene, prepared by introducing at least one nucleic acid selected from the group consisting of a nucleic acid encoding geranyl pyrophosphate (GPP) synthase and a nucleic acid encoding neryl pyrophosphate (NPP) synthase, and a nucleic acid encoding β-phellandrene synthase into a host cell in such a manner that these nucleic acids are expressed in the host cell. Also provided is a method for producing β-phellandrene by culturing the recombinant cell to produce β-phellandrene in the recombinant cell.

The invention relates to acid-flavor essence for softening and smoothing smoke and reducing stimulation and an application thereof. The acid-flavor essence is characterized by being formed by mixing the following raw material components in parts by weight: 1-4 parts of smoked plum extract, 3-8 parts of dark plum extract, 0.03-0.08 part of myristic acid, 0.03-0.08 part of acetic acid, 0.3-0.8 part of lactic acid, 0.001-0.002 part of phellandrene, 0.03-0.10 part of ethyl maltol, 0.01-0.05 part of damascenone, 0.3-1.0 part of extractum glycyrrhizae and the balance of propylene glycol, based on 100 in total. The acid-flavor essence for softening and smoothing smoke and reducing stimulation is applied to cigarettes. The application is characterized in that dosage of the acid-flavor essence for softening and smoothing smoke and reducing stimulation accounts for 0.05%-0.3% of the mass of cut tobaccos, wherein the acid-flavor essence is uniformly sprayed into the cut tobaccos, and the cut tobaccos are prepared into cigarettes. The acid-flavor essence has the beneficial effect of having acid-flavor smell. The acid-flavor essence has the effects of softening and smoothing smoke, and reducing stimulation. The smoking taste is improved, and the quality of tobaccos is improved.

The invention provides a microbial organic fertilizer containing silicic acid. The raw materials of the organic fertilizer include potassium fulvate, peat, palmitic acid, amino acids, chicken bones, silicic acid, organic nitrogen, phellandrene, alkyd resin powder, Water hyacinth plant, red jade soil, psyllium seed husk powder, pseudomonas hibiscus hibiscus, halococcus cod; the invention also provides a preparation method of the above fertilizer. In the fertilizer prepared by the present invention, the number of effective viable bacteria is 64-680 million cfu / g, the total nitrogen content is 3.3-3.5wt%, the total phosphorus content is 3.0-3.2wt%, the total potassium content is 2.2-2.3wt%, and the organic matter (on a dry basis) content is 47.2-47.5wt%, water content 21.0-21.3wt%, pH is 5.6-5.7; the fertilizer prepared by the present invention has the effect of improving saline-alkali soil, reducing sulfate content and soil pH in soil to increase the organic matter content in the soil.

The embodiments herein relate to a method of preparing a terpene profile replication blend. The method comprises determining a combination of terpene for a predetermined application and blending a predetermined quantity of the terpene in a blender for a predetermined time. The combination of terpenes is selected from the group consisting of limonene, linalool, alpha humulene, alpha perpineole, pinene, bergatomene, a-bisbolol, borneol, camphene, d3-carene, a-caryophyllene, caryophyllene, citronellal, citronellol, elemene, eugenol, fenchol, myrcene, phellandrene, or terpinyl acetate.

The invention discloses 8, 9-dihydrocannabidiol as well as a synthesis method and an application thereof, and belongs to the field of organic synthesis. According to the invention, alpha-phellandrene and olive alcohol are taken as substrates, and under the action of a Lewis acid catalyst, 8, 9-dihydrocannabidiol is obtained through reaction. The raw materials are cheap, the used catalyst is cheap and easy to separate (filter removal), the usage amount is small (0.9% of the mass of reactants), the catalyst is mild (Lewis acid), the yield is high (90%), the industrialization cost is greatly reduced, and the operation is simple.

The invention discloses a myzus persicae attractant and a preparation method thereof. The myzus persicae attractant is prepared by using liquid paraffin as a solvent and then mixing 0.1% to 1% by volume of an alpha-phellandrene solution, a cis-3-hexen-1-ol solution, a jasmonic acid methyl ester solution and an octanol solution in ratio. The attractant is a specific component selected from plant volatiles and has the characteristics of being high in selectivity and high in pertinence. The attractant can attract myzus persicae and is of important significance on reduction of damage of myzus persicae to tobacco and reduction of virus diseases of tobacco.

The present invention provides methods and compositions for producing β-phellandrene hydrocarbons from cyanobacteria.

The invention belongs to the technical field of daily use chemical cleaning supplies and discloses an odor neutralizer. The odor neutralizer is composed of, by weight part, 1-5 parts of tea polyphenols, 5-20 parts of terpilenol, 5-17 parts of white vinegar, 3-15 parts of chitosan, 0.5-15 parts of 4-ethyl-4-soy-based ethyl sulfate morpholine, 0.5-10 parts of soybean ethyl sulfate morpholine, 0.2-0.8 part of zinc diricinoleate, 0.5-2 parts of phellandrene, 0.1-1 part of 5-chloro-2-(2, 4-dichlorophenoxy)phenol and 80-130 parts of deionized water. The preparation method of the odor neutralizer isa step-by-step mixing method comprising dissolving white vinegar in water, adding in chitosan, terpilenol, tea polyphenols and the like into the vinegar aqueous solution to obtain a premixed solutionI, then sequentially adding 4-ethyl-4-soy-based ethyl sulfate morpholine, soybean ethyl sulfate morpholine and zinc diricinoleate into deionized water to obtain a premixed solution II, mixing the premixed solution I with the premixed solution II, and uniformly mixing in phellandrene and 5-chloro-2-(2, 4-dichlorophenoxy)phenol to obtain the odor neutralizer. The odor neutralizer solves the problemsof low deodorization efficiency and poor safety of odor neutralizers in the prior art.

The invention discloses an indoor air purifier of pure plant extracts. The indoor air purifier contains natural pure plant extracts and ingredients and is prepared from the following raw materials: the natural pure plant extracts comprise 20-26 parts of eleocharis tuberose peel, 3-6 parts of gleditsia sinensis, 5-8 parts of green tea and 2-5 parts of licorice; and the ingredients comprise 1.2-1.5parts of zingiberone, 0.3-0.8 part of zingiberol, 0.1-0.3 part of plant essence, 0.2-1.2 parts of phellandrene, 0.9-1.2 parts of geraniol and additives. The nanometer Ag-carrying antibacterial agent silver preparation has good antibacterial performance; eleocharis tuberose peel, gleditsia sinensis, green tea, licorice and other natural plants can undergo complexation or absorption, adsorption andother complex actions with gases of thermal spring so as to achieve the purpose of purifying and refreshing the air; green tea also has bactericidal effect; a modified bentonite formaldehyde adsorbentcan have the effect of purifying formaldehyde; and zingiberone, zingiberol, plant essence, phellandrene and geraniol can react with odor molecules after being mixed so as to achieve the purpose of deodorization.

The invention discloses a lemon-vanilla composite fragrance type perfume essence and an application thereof. The lemon-vanilla composite fragrance type perfume essence comprises a lemon fragrance composite perfume, a vanilla composite perfume and a fragrance binder, the lemon fragrance composite perfume comprises lime terpene, natural citral, geraniol, geranyl acetate, synthetic linalool, synthetic linaloyl acetate, orange terpene, phellandrene and alpha terpneol, the vanilla composite perfume comprises dihydrocoumarin, methyl vanillin, vanillin, ethyl vanillin, butanedione, delta-decalactone,butter acid, decanoic acid, maple lactone, butanedione, ethyl nonanoate, isoeugenol, o-methoxycinnamaldehyde, p-ethoxybenzaldehyde, maltol, vanillylacetone and 4-vinyl guaiacol, and the fragrance binder comprises glacial acetic acid, p-anisaldehyde, benzyl acetate, benzyl alcohol, n-butyl acetate, n-butyl alcohol, ethyl butyrate and acetyl isoeugenol. The lemon-vanilla composite fragrance type perfume essence makes a cigarette holder adhesive have a new aroma, a harmonious and natural fragrance, a soft and fine smoke and a comfortable mouthfeel.

The invention provides a scarab attractant and a use method thereof and a trap. The scarab attractant is prepared from the following raw materials in parts by volume: 1 part of 5-tetradecyl dihydro-2(3H)-furanone, 1-1000 parts of cis-3-hexenyl acetate, 10-1000 parts of 1-geranyl acetone and 10-1000 parts of phellandrene. The use dosage is 2 ml, the attractant is released by adopting a low-densitypolyethylene LDPE slow release bag, the wall thickness of the slow release bag is 0.04 mm, the trap comprises a trap body and an LED light source, and the wavelength of the LED light source is 405-420 nm. According to the scarab attractant and the use method thereof and the trap, the trapping effect on the scarab is good.

The invention belongs to the technical field of biological prevention and control of field pests, and discloses an attractant for adults of monolepta hieroglyphica. The active components of the attractant is composed of a host plant volatile matter of the adults of monolepta hieroglyphica. The host plant volatile matter is prepared from 1-heptene, orange alkene, trans-2-hexenal, alpha-farnesene, trans-2-hexene-1-ol, leaf alcohol, alpha-phellandrene, beta-pinene and nerolidol; The attractant is reasonable in proportion and remarkable in attraction effect, has the advantages of being green, safe, effective, long in lasting period and the like, has important significance on protection of field crops such as cotton and corn which are damaged by the monolepta hieroglyphica, and can be widely applied to actually-produced farmlands and urban green belts.

The disclosure discusses chiral dopants for liquid-crystalline materials. Chiral dopants can be bioreachable compounds, i.e., compounds produced from microbes through fermentation. Chiral dopants can also include bioreachable materials that are further modified by chemical synthetic steps. Chiral dopants as discussed herein can include biomolecules such as glycyrrhetinic acid (1), S-narigenin (2), shikimic acid (3), alpha-phellandrene (4), betulin (5), malic acid (6), valencene (7), or nootkatone (8), and any stereoisomers or chemically modified derivatives thereof. The disclosure further shows optical properties of such compounds in a liquid-crystalline material.

The invention discloses a preparation method of spirobenzofuran compounds. The method comprises the steps: taking commercially available phloroglucinol and 4-isopropyl cyclohexanone as raw materials;dihydrochalcone and beta-phellandrene with an extracyclic double bond are respectively synthesized through a Friedel-Crafts reaction and a Wittig reaction; after two fragment compounds of the hydrochalcone and the beta-phellandrene are obtained, with oxidized cycloaddition reactions, connecting the two fragment compounds, constructing a spirobenzofuran core skeleton, and thus preparing natural products adunctin C and adunctin D. According to the invention, an organic chemical synthesis means is adopted, synthesis of the target natural products adunctin C and adunctin D is used as guidance, anda new method for constructing the structural units is developed; meanwhile, the method is applied to synthesis and preparation of the natural products adunctin C and D with important physiological and pharmacological activities, the preparation yield is high, the cost is low, and the limitation of sources of the natural products is greatly broken through.

The invention relates to a method for extracting cinnamomum micranthum hagata oil by using supercritical carbon dioxide and the cinnamomum micranthum hagata oil. The cinnamomum micranthum hagata oil comprises the following components by weight: 25 to 30 percent of cineole, 23 to 25 percent of terpinyl acetate, 13 to 15 percent of linalool, 12 to 13 percent of isoeugenol methyl ether, 5 to 7 percent of alpha-terpineol, 3 to 5 percent of eugenol, 2 to 4 percent of beta-phellandrene, 3 to 5 percent of alpha-cadinene and 2 to 4 percent of geraniolene. The method and the cinnamomum micranthum hagata oil have the advantages that the method is simple, convenient to implement and control and low in production cost, damage to active ingredients of the cinnamomum micranthum hagata oil, organic solvent residues and harm to human bodies and the environment are avoided, and the obtained cinnamomum micranthum hagata oil is purely natural and pollution-free.

Zingiber purpureum Rosc. volatile oil extracted through supercritical carbon dioxide is mainly prepared from 2-thiophenecarboxaldehyde, 4-terpenol, beta-sesquiphellandrene, curcumin, 1-(1,5-dimethyl-4-Hexen)-4-methyl benzene, 3',4'-dihydro-spiro[1,3-dioxolame-2,2'(1'H)-naphthalene], 2-(2,5-dimethyl phenyl)crylic acid and 1-[5-(2-furfuryl)-2-furan]acetophenone. A preparation method includes the steps of processing the raw materials, conducting supercritical carbon dioxide extraction, and collecting extract, namely, the Zingiber purpureum Rosc. volatile oil. The Zingiber purpureum Rosc. volatile oil is applied to preparation of medicine for antisepsis and anti-inflammation, oxidation prevention and tumor prevention, is applied as an additive of health food, and is used as a daily skin care product additive, a washing article additive and an aroma health care product additive. The preparation method is reasonable in design, easy and convenient to operate, high in extraction efficiency, good in quality, free of pollution and capable of being produced on a large scale.