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49 results about "Cedrol" patented technology

Cedrol is a sesquiterpene alcohol found in the essential oil of conifers (cedar oil), especially in the genera Cupressus (cypress) and Juniperus (juniper). It has also been identified in Origanum onites, a plant related to oregano. Its main uses are in the chemistry of aroma compounds. It makes up about 19% of cedarwood oil Texas and 15.8% of cedarwood oil Virginia.

Variable pressure distillation method for extracting pythoncidere and essential oil from Chamaecyparis plants

InactiveCN102925291AFragrant smellImprove antibacterial propertiesAntibacterial agentsNervous disorderChamaecyparis formosensisHinoki Cypress
The invention relates to a variable pressure distillation method for extracting pythoncidere and essential oil from Chamaecyparis plants. The pythoncidere is aqueous solution, and contains main effective ingredients including borneol, cedrol, carvacrol, bisabolol, and the like. The essential oil from Chamaecyparis plants is yellow and contains cedrene, thujopsene, cedrol, and the like. The variable pressure distillation process comprises the following steps: drying and pulverizing rhizomes of Chamaecyparis obtusa and Chamaecyparis formosensis, filling into a distillation tank, introducing steam from lower steam inlet of the distillation tank for 30-50 s, starting an oil pump to vacuumize so as to generate negative pressure of 40-60 kpa, reducing pressure and humidifying after pressure stabilizes, gradually restoring the negative pressure to normal atmospheric pressure after 20-30 min, connecting a coiled condenser for condensing vapor after 20-30 min, decolorizing with about 50-100 g activated carbon, separating oil phase and water phase, and filtering to remove impurities with filter screen to obtain the essential oil and hydrosol from Chamaecyparis plants, namely, water-soluble pythoncidere.
Owner:广西森呼吸科技工程有限公司

Attractant for oriental arborvitae trunk borer

InactiveCN101103719AContainment hazardNo pollutionBiocidePest attractantsKerguelenella lateralisTrapping
The invention relates to an oriental arborvitae stem borer attractant, which is formed from the preparation of oriental arborvitae extractive and solvent. The main component weight ratio of the oriental arborvitae stem borer attractant is 40 to 55% thujopsene, 10 to 20% cedrol, 6 to 10 % two-table-Alpha-cedrene, 4 to 6% farnesene, 2 to 4% 3-carene and 15 to 30% ethanol. The attractant has the manufacturing method that the cypress fragment added with the proper solvent either ethanol or absolute ethyl ether is extracted in the 70-110 degree temperature. After 1.5 to 2.5 hours cooking and 0.5 to 1 hour condensing, the condensed cream and the crystal are formed, and a solvent and blended is added until in full dissolution. Thus the saturated liquid is made. The supernatant is taken i.e. the attractant liquid. The application method of the invention is characterized in that a special trap is used for pest trapping. The test result shows that the attractant of the invention has an excellent luring effect for pests such as juniper bark borers, cypress bark beetles and so on. The effective time in which each bottle of medical solution maintains is more than 15 days. Not only with high luring activity, but also the invention is pollution free with low cost and simple manufacturing process, which is cost saving, safe, direct, environment friendly and effective.
Owner:PHEROBIO TECHNOLOGY CO LTD

Semanotus bifasciatus attractant, attractant core and the method of producing the same

The invention discloses a couple strips cedar capricorn beetle attractant, which comprises the following steps: comprising cedarene, thujopsaene, cuparenic, cedrol or cedar oil and cedarene, thujopsaene, cuparenic, cedrol or cedarene, thujopsaene, cuparenic, cedrol, alpha-firpene, beta-firpene, 3-carene, limonene and geraniumene; or comprising cedar oil, alpha-firpene, beta-firpene, 3-carene, limonene and geraniumene; or comprising cedar oil, metyl group cedrenone, epoxy cedarane, acetic acid cedar ester, metyl group cedar ether; mixing with volume ratio at 1 : 1; getting the product; dipping into polyethylene plastic small bottle; producing evoked core; loading into plastic bag. This product possesses the advantages of high effect and simple operation.
Owner:INST OF FOREST ECOLOGY ENVIRONMENT & PROTECTION CHINESE ACAD OF FORESTRY

Health white spirit containing beneficial functional component

The invention discloses a health- caring wine containing good effective element. The wine with alcohol degree being 15- 75 (V / V %) comprises maltol, borneo camphor, cedrol, dimethyl trisulfide, dimethyl bisulfide, ligustrazine, daidzein, crust and puerarin, which not only changes wine color, but aslo does not influence waste, no toxic action. The health- care wine can improve bloos circulation, reduce blood pressure, reduce blood fat and promote circulation of qi and relieve pain, resist tumor and cause head pain after excessive drink.
Owner:SICHUAN TUOPAI SHEDE WINE

Mothproof insect repellant

The invention discloses a mothproof insect repellant which consists of the following components in parts by weight: 20-30 parts of camphor, 20-30 parts of cedrol, 7-10 parts of folium artemisiae argyi, 7-10 parts of flos caryophylli, 7-10 parts of manchurian wild ginger, 3-7 parts of Chinese honey locust fruit, 3-7 parts of cortex and 3-7 parts of garlic. The mothproof insect repellant is mainly prepared from camphor and cedrol, as well as natural folium artemisiae argyi, flos caryophylli, manchurian wild ginger, Chinese honey locust fruit, cortex and garlic, is low in toxicity and low in cost and has good mothproof insect-repelling effect.
Owner:东兴市观福古典红木家具有限公司

Preparation method of cigarette essence with jasmine flower smelling fragrance and application

InactiveCN106381224AUnique and Elegant SmellTo meet the needs of novel and unique aspectsTobacco preparationEssential-oils/perfumesBiotechnologyIsoeugenol
The invention provides a preparation method of cigarette essence with jasmine flower smelling fragrance and application. The essence is prepared from the following raw materials of benzyl alcohol, phenethyl alcohol, jasmine clear oil, benzyl acetate, beaver clear oil, isoeugenol, cedrol, geraniol, cinnamyl alcohol, diethyl phthalate, ethyl alcohol and propanediol; the materials are stirred and mixed and are subjected to still standing. The jasmine flower essence is applied into filter tip connecting glue, so that the smelling fragrance of the cigarette is obvious; in addition, airtight filter rod forming paper is used for blocking the entering of mainstream smoke gas during the smoking. The cigarette product produced by using the method has the obvious jasmine flower smelling fragrance; in addition, the fragrance harmonizes with the tobacco fragrance. The application method is particularly suitable for the preparation of the smelling fragrance flavor cigarette with poor harmony with the tobacco essence.
Owner:HUBEI CHINA TOBACCO IND

Chrysanthemum planting method suitable for large-area planting

InactiveCN104938174AAppearance sphericalSweet appearanceFertilising methodsCultivating equipmentsDiseaseCedrol
Provided is a chrysanthemum planting method suitable for large-area planting. Seed selecting, planting, watering and chrysanthemum collecting are performed according to a conventional method, disease and insect prevention processing is added, and the methods of fertilization and disease and insect prevention are improved. The chrysanthemum planting method suitable for large-area planting comprises the steps that ploughing and furrowing are performed in early December every year, 150 kg of lime is put in per mu, and lime sulphur is sprayed in the middle of February of the next year; after being planted for one month, seedlings turn green, fertilizing is performed, first-time fertilizing is mainly nitrogenous fertilizer, secondary fertilizing is mainly cake fertilizer and night soil, it had better to apply full-effect protein fertilizer, and fertilizing is performed five to six time per year; meanwhile, leaf surfaces are sprayed with a solution mixed by protease 13 ml, humic acid 28 ml and water 22 kg, and rhizosphere fertilizer is organic and accounts for 80-85 percent of full-year fertilizer; insect prevention is performed mainly by using insecticide to spray the plants, and the insecticide is prepared by, by weight, the following raw materials of 2 parts of emamectin benzoate, 5 parts of algae, 4 parts of surfactant, 3 parts of easily gradable macromolecule, 7 parts of plant growth regulator, 11 parts of kaempferitrin, 16 parts of cedrol, 13 parts of diosgenin, 25 parts of melia toosendan, 15 parts of euphorbia helioscopia, 12 parts of fresh radix stemonae roots and 5 parts of permethrin.
Owner:安徽丰穗农业开发有限公司

Elecampane fragrance type tobacco flavor based on perfume threshold value and mixing method thereof

The invention relates to elecampane fragrance type tobacco flavor based on a perfume threshold value and a mixing method thereof. The elecampane fragrance type tobacco flavor is prepared from, by weight, 1-20% of a fragrance base and 80-99% of solvent, wherein the fragrance base is prepared from, by weight, 0.5-5.0 parts of thujone, 0.1-2.0 parts of cedrol, 0.5-5.0 parts of terpinyl acetate, 0.5-5.0 parts of guaiol, 0.1-2.5 parts of guaiacol, 0.1-1.0 part of patchoulic alcohol and 0.2-3.0 parts of salvia sclare lactone. Elecampane fragrance type tobacco flavor is added into cut tobacco, a cigarette product is prepared by adopting the routine technology in the field, it is shown through sensory evaluation test results that compared with a blank sample without elecampane fragrance type tobacco flavor, fragrance quality of the cigarette sample with added elecampane fragrance type tobacco flavor becomes higher, fragrance amount is obviously increased, remaining taste is improved, and impurity gas is hidden.
Owner:CHINA TOBACCO HENAN IND +1

Attractant for apple-tree trunkborers

InactiveCN104322579AIncrease the averageExtension of timeBiocidePest attractantsFruit treeTurpentine
An attractant for apple-tree trunkborers is mainly prepared from the following raw materials in parts by weight: 50 parts of apple tree wood extractive, 10-20 parts of alpha-pinene, 15-25 parts of beta-pinene, 5-15 parts of cedrol, 4-8 parts of farnesene, 2-8 parts of limonene, 1-5 parts of turpentine, and 3-7 parts of terpinolene. Compared with the prior art, the obtained attractant is substantially improved in average quantity of attracted insects and average persistent-effect time, is specially applied to attraction of apple-tree trunkborers, and is protrude in attraction effect.
Owner:JURONG MANYUANCHUN FAMILY FARM

Stress relieving device for vehicle

InactiveCN108290477ANo need to consider preferencePowder deliverySpray deliveryRelaxation effectIrritation
A stress relieving device for a vehicle comprises: a supply unit (101) for spraying and vaporizing cedrol inside a vehicle cabin; a detection unit (130) for detecting the degree of irritation and thedegree of sleepiness of an occupant inside the vehicle cabin; and a control unit (140) for causing the supply unit to operate and vaporize the cedrol inside the vehicle cabin on the basis of the degree of irritation detected by the detection unit, and controlling the supply unit to reduce the amount of the cedrol to be vaporized if a degree of sleepiness is detected by the detection unit. When thecedrol is vaporized in order to suppress the irritation of the occupant, a relaxation effect can be obtained, and when the passenger becomes too relaxed and feels sleepy, the amount of the cedrol tobe vaporized is reduced, making it possible to control sleepiness.
Owner:DENSO CORP +1

Rice stem borer repellent and preparation method thereof

The invention discloses a rice stem borer repellent, a preparation method and application thereof. The repellent comprises the following components by weight: 10-30% of cedrol, 0.5-10% of ocimene, 0.3-10% of alpha-pinene, 2-8% of methyl cinnamate, and the balance water and an assistant. With sustained release substances having special smell, the repellent provided by the invention can generate a repelling effect on adult female oviposition of rice stem borers (Chilo suppressalis and Sesamia inferens), thereby reducing the damage and population number of rice stem borers. With the characteristics of low cost, high efficiency, environmental friendliness, safety to animals and human, etc., the rice stem borer repellent provided by the invention has broad industrialization prospects and simple preparation method, is especially suitable for use in pollution-free production of rice, and has broad economic, social and ecological benefits.
Owner:ZHEJIANG ACADEMY OF AGRICULTURE SCIENCES

Pesticide prepared from Chinese herbal medicines

The invention discloses a pesticide prepared from Chinese herbal medicines, which relates to a pesticide for a greenbelt in a city and belongs to the field of pesticides. The pesticide is characterized by comprising the following raw materials, by weight, 0.5 to 10% of emamectin benzoate, 3 to 25% of algae, 1 to 12% of a surfactant, 1 to 8% of an easily degradable polymer, 2 to 15% of a stabilizing agent, 2 to 15% of a plant-growth regulator, 5 to 45% of Kaempferitrin, 8 to 25% of cedrol and 6.5 to 20% of sapogenin. The invention has the following beneficial effects: the raw materials for the biological pesticide are algae and extracts of wild Chinese herbal medicines, so the biological pesticide does not contain chemical components harmful to human bodies, which enables landscape trees applied with the pesticide not to contain residual substances harmful to human bodies; a preparation method for the biological pesticide is simple, has low cost and is convenient for popularization and application; the raw materials are easily available, processing technology is simple, cost is low, and the pesticide is suitable for industrial large-scale production and has a wide application scope.
Owner:尤馨婕

New medical application of cedrol

The invention relates to new medical application of cedrol (CE), in particular to new application thereof in preparing medicaments for relieving pain and treating arthritis. The cedrol is alpha-cedrol, beta-CE or raceme of the two in any proportion, and the total effective dose of the cedrol is between 1 and 100 mg / kg / d. The CE is extracted from natural plants extensive in sources. The invention adopts rat-paw chondrus inflammation-inducing method and adjuvant arthritis to observe the anti-inflammatory effects of the CE, and results show that the CE has obvious effect of inhibiting nonspecific inflammation reaction caused by carrageenin and also has remarkable effect of treating and preventing the adjuvant arthritis. The invention adopts a tail-flick method to observe the analgesic effects of the CE, and results show that the CE has remarkable analgesic effects on the light-heat stimulated tails of rats. The invention provides a raw material for anti-inflammatory and analgesic drugs, which is exact in therapeutic effects, safe, convenient and extensive in sources, and can be combined with one or more pharmaceutically acceptable carriers so as to prepare a cedrol pharmaceutical composition or preparation.
Owner:辽宁新中现代医药有限公司

Agilawood essence for incense lines in fine filter sticks and application thereof

The invention belongs to the technical field of fine cigarette filter stick production, and particularly relates to an agilawood essence for incense lines in fine filter sticks and application thereof. The agilawood essence is prepared from, 2.0-5.0% of agilawood oil, 2.0-5.0% of cedar oil, 2.0-5.0% of of cedrol, 0.5-1.0% of vetivert oil, 0.2-0.5% of linalool, 0.2-0.5% of vanillin, 0.2-0.5% of maltol and 82.5-92.9% of caprylic capric triglycerride. According to the agilawood essence for the incense lines in the fine cigarettes with special fragrance, in the combination of the improvement of the structures of the fine cigarette filter sticks, the smoking effect of fine cigarettes can be better improved, the improvement effect is obvious, the agilawood essence has a good practical value, enriches the types of the cigarette products and has better demonstration, popularization and application significance on the design, development, production and sales of the novel fine cigarettes.
Owner:CHINA TOBACCO HENAN IND

Method for extracting platycladus orientalis (L.) franco essential oil through microorganism system fermentation

The invention discloses a method for extracting platycladus orientalis (L.) franco essential oil through microorganism system fermentation and belongs to the field of biological extraction. The method comprises the steps of smashing a platycladus orientalis (L.) franco raw material into wood bits, adding water to adjust moisture content of the wood bits, adding mycotic spore powder, then adding cane sugar and yeast extractive, evenly mixing, aerating at intervals and stirring to ferment; finally performing steam distillation on the fermented platycladus orientalis (L.) franco raw material to extract essential oil and collecting oil to obtain platycladus orientalis (L.) franco essential oil. The method disclosed by the invention has a simple technology, utilizes characteristics that specific mould resolves fiber and a wooden structure to control a decomposition effect of effective microorganism and accordingly effectively improves the extracting rate of the platycladus orientalis (L.) franco essential oil; the yield of the platycladus orientalis (L.) franco essential oil is 10% to 15% and is far higher than yield as 1% to 4% of a general extracting method; the content of a main functional ingredient alpha-cedrol in the essential oil is about 100% higher than that of the general steam distillation method; the method has strong operability, is suitable for large-scale production, improves the yield of the platycladus orientalis (L.) franco essential oil and is suitable for extracting essential oil from varieties of sources and portions of the latycladus orientalis (L.) franco raw material.
Owner:广州美崖子生物科技有限公司

Interleukin-4 production inhibitors

This invention relates to IL-4 production inhibitors, antiallergic agents and atopic dermatitis preventives and improvers, each of which contains at one or more compounds selected from the group consisting of hydroxyl-containing monoterpenes, hydroxyl-containing sesquiterpenes and their acylated derivatives. This invention is also concerned with IL-4 production inhibitors, antiallergic agents and atopic dermatitis preventives and improvers, each of which contains an essential oil such as cedarwood oil. This invention is also concerned with bath medicine compositions, each of which contains one or more ingredients selected from cedrol, cedrenol, farnesol, patchouli alcohol and vetiverol.
Owner:KAO CORP

Sleep improvement composition

An object of this invention is to provide a sleep improvement composition, which contains theanine and other components and can be used safely by anybody on a daily basis without side effects. This object is attained by a sleep improvement composition comprising: (a) theanine; and (b) at least one component selected from the group consisting of chamomile, lavender, Saint John's wort, kawakawa, valerian, passion flower, tryptophan, γ-aminobutyric acid, serotonin, melatonin, and cedrol.
Owner:TAIYO KAGAKU CO LTD

Method for extracting cedrene and cedrol from cedar oil

The invention discloses a method for extracting cedrene and cedrol from cedar oil. The method comprises the following steps: firstly, distilling out light components from cedar oil by using a distillation method, so that the content of cedrol in heavy constituent cedar oil in the kettle is greater than or equal to 60%; naturally cooling and crystallizing; crushing and carrying out high-speed centrifugal separation to obtain crude cedrol; fusing and recrystallizing the crude cedrol, removing impurities clad in the cedrol crystallization process, so as to obtain a cedrol product; mixing centrifugate obtained after centrifuging twice with the light component obtained through distillation; and adding to a packing tower, so as to obtain the product cedrene by adopting vacuum fractionation, wherein the cedrene content of the product is greater than or equal to 90%, and the cedrene content is greater than or equal to 85%.
Owner:广西庚源香料有限责任公司

Medicine with pain relieving and arthritis treating functions prepared from cedrol as raw materials

The invention relates to medicine with pain relieving and arthritis treating functions prepared from cedrol as raw materials. The cedrol is cedrol, beta-CE or raceme of cedrol and beta-CE at any proportion; the total effective dosage is 1 to 100 mg / kg / d. The CE is extracted from natural plants with wide resources. A rat foot carrageenan inflammatory method and adjuvant arthritis are used for observing the anti-inflammatory effect of the CE; through the result, the effect that the CE has an obvious inhibition effect on the nonspecific inflammatory reaction due to carrageenin can be shown; meanwhile, the obvious treatment and prevention effects are achieved on the adjuvant arthritis. A tail-flick method is used for observing the pain relieving effect of the CE. Through the result, the effectthat the CE has an obvious pain relieving effect on the rat photothermal stimulation tail part can be discovered. The invention provides raw materials of the anti-inflammatory and paint relieving medicine with the advantages of exact curative effect, safety, convenience and wide sources. The raw materials can be combined with one or more kinds of medically acceptable carriers to be made into a cedrol medicine composition or preparation.
Owner:孔祥圣

Environment-friendly insecticide and preparation method thereof

The invention discloses an environment-friendly insecticide and a preparation method thereof, wherein the preparation method comprises: mixing solvent, surfactant, cedrol, picroderm, azadirachtin, toosendan, saponin, ethyl acetate The ester and the stabilizer are mixed, heated and stirred to obtain an environmentally friendly insecticide; it solves the problem that ordinary insecticides contain a large amount of harmful substances and are easy to remain after use, which will seriously change the ecological system and threaten human health.
Owner:陆开珍

Biological organic fertilizer special for sweet potatoes and preparation method of biological organic fertilizer

The invention provides a biological organic fertilizer special for sweet potatoes .The organic fertilizer is prepared from potassium fulvate, peat, citric acid, blackstrap, Chinese medicine residues, organic calcium, cedrol, silicone rubber powder, guizotia abyssinica plants, vermiculite, oat extract, pseudomonas syringae and halophilic methane bacteria .The invention further provides a preparation method of the fertilizer .According to the prepared fertilizer, the number of effective living bacteria is 650-670 million cfu / g, the total nitrogen content is 4.5-4.6 wt%, the total phosphorus content is 2.5-2.8 wt%, the total potassium content is 2.0-2.3 wt%, the organic matter content (dry basis) is 46.7-48.3 wt%, the water content is 21.1-21.6 wt%, and the pH is 5.56-5.62 .The fertilizer is specially used for planting sweet potatoes in saline and alkaline land, the survival rate of sweet potatoes is as high as 98.9-99.7%, and the yield per mu is 3,250-3,390 kilograms.
Owner:SHANDONG SUNWAY LANDSCAPE TECH

Bamboo charcoal powder with natural flavour and preparation method and application thereof

InactiveCN101693120ASolve the problem of \"wearing leather shoes and smelly shoes\"Solve the technical problem of \"smelly feet\"InsolesDeodrantsShoe industryFlavor
The invention relates to bamboo charcoal powder with natural flavour, which is adsorbed with litsea cubeba flavour extract. The bamboo charcoal powder contains cedrol perfume fixative. The bamboo charcoal powder has the following beneficial effects: the natural perfume, namely, the litsea cubeba, is combined with bamboo charcoal, therefore, the bamboo charcoal powder has long-acting deodorizing function, and is characterized by being natural and environment-friendly, good taste, long flavour retaining time, good air permeability, sweat and moisture absorption and the like. By using the material on a shoe pad, the technical problem that shoes and feet are smelly after leather shoes are worn, which besets the leather shoe industry for a long time, is solved. The shoe pad produced by adopting the bamboo charcoal powder can realize the good effect that the shoes and the feet are not smelly within one year, and is green and environment-friendly. The invention promotes the improvement of the environment-friendly and healthy technology of the leather shoe industry.
Owner:遂昌县徐福炭业有限公司

Preparing method for thuja-sutchuenensis hydrolat product and application thereof

The invention provides a preparing method for a thuja-sutchuenensis hydrolat product. The preparing method includes the following steps that (1) aged thuja sutchuenensis is cleaned and sliced, the obtained product is soaked for 16 hours to 24 hours with distilled water of 4 fold to 10 fold to be subjected to reduced pressure distillation, condensation is carried out, and oil-water mixed liquid isobtained; (2) the oil-water mixed liquid obtained in step (1) is subjected to standing and layering, and an oil phase and a water phase are separated, wherein the oil phase is huja-sutchuenensis essential oil, and the water phase is a hydrolat crude product; (3) the hydrolat crude product obtained in step (2) is subjected to membrane separation and purification, and the thuja-sutchuenensis hydrolat product is obtained, wherein in membrane separation, a nanofiltration membrane is used for filtering, and products on the concentrated water side are collected; the nanofiltration membrane of membrane separation is a polyamide membrane, and pressure during membrane separation is 0.8 MPa to 1.2 MPa. The thuja-sutchuenensis hydrolat product obtained with the method comprises cedrol ingredients inthuja-sutchuenensis essential oil, also comprises water soluble substances in a plant, has the low-concentration characteristic, is good in permeability, is easily absorbed by the skin, and can be directly used for a skin care product.
Owner:刘永民 +2

Easy-to-degrade, toxin-free and safe insecticide for household gardening

InactiveCN108294064AStrong targetingExcellent insect repellent effectBiocideAnimal repellantsSodium BentoniteCedrol
The invention belongs to the technical field of pesticides, and in particular relates to an easy-to-degrade, toxin-free and safe insecticide for household gardening. The insecticide is prepared from the following components: dried tangerine peel, herba houttuyniae, radix sophorae flavescentis, pyrethrum, tobacco leaves, kaempferitrin, cedrol, sodium alkyl benzene sulfonate, allicin, an onion extracting solution, attapulgite, bentonite, borax, an easy-to-degrade binding agent and distilled water, wherein the easy-to-degrade binding agent is selected from one of hydroxymethyl cellulose, hydroxyethyl cellulose, methyl cellulose and corn starch; the content of an effective substance of the onion extracting solution is 60 to 65 percent. The insecticide is a granular preparation, and is used ina soil blending process; the insecticide has good insect prevention and killing effects; the components are natural substances, have relatively low toxicity, and are safe and harmless to human bodies;the components are easy to degrade, so that the insecticide is -environmentally friendly, and is very suitable for the household gardening to use.
Owner:HEFEI SHENWO HORTICULTURE CO LTD

Pest-driving powder

The invention discloses a pest-driving agent, comprising, by weight, 15-30 parts of camphor, 15-25 parts of cedrol, 10-15 parts of argy wormwood leaf, 10-17 parts of clove bud, 5-8 parts of Manchurian wildginger herb, 3-7 parts of Chinese honeylocust fruit, 3-7 parts of Chinaberry bark, 3-7 parts of garlic, 2-4 parts of rosin, and 5-10 parts of chili pepper. The pest-driving agent having the components all being natural plants is nontoxic and harmless to soil and plants.
Owner:上海怔陆智能科技有限公司

Simple method for synthesizing cedrol glucoside

The invention discloses a simple method for synthesizing cedrol glucoside. The simple method is characterized in that a structural formula is shown in the specification. Cedrol serving as a raw material reacts with bromotetraacetyl glucose to obtain crude cedrol tetraacetyl glucoside; the next-step de-protection reaction can be directly performed without purification, and a final product is subjected to simple activated carbon decoloration and solvent washing to obtain cedrol glucoside. The simple method is simple in process, mild in condition, convenient to operate, high in yield and suitablefor industrial production.
Owner:HUABAO FLAVOURS & FRAGRANCES CO LTD

Grain insect repellent

The invention provides a grain insect repellent. The grain insect repellent comprises the following components in parts by weight: 15-20 parts of wormwood, 15-20 parts of onion juice, 15-20 parts of feldspar powder, 10-15 parts of verbena, 10-15 parts of pine needle juice, 5-10 parts of herba fibraureae recisae, 5-10 parts of chinaberry bark, 3-8 parts of cedrol, 3-7 parts of saponin and 3-7 partsof flos caryophylli. The cost is low, the insecticidal effect is good, the grain insect repellent is prepared from traditional Chinese medicines in proportion, the pollution to the environment is low, the residual toxin to crops is small, and moreover, the grain insect repellent is simple and convenient to prepare and low in cost, and has good insect expelling and releasing effects.
Owner:姜为荣

Preparation method of flavoring-grade cedarwood essential oil

The invention discloses a preparation method of flavor-blending-grade cedar essential oil. The method comprises the following steps: taking cedar crude oil as a raw material, crystallizing and separating cedar wood alcohol and mother liquor, then carrying out vacuum rectification on the mother liquor, and receiving fractions in sections; performing composition analysis on the fractions, and performing fraction composition blending and aroma modification according to cedar oil and cedar oil standards, so as to prepare an aroma-blending-grade cedar essential oil product; and using other components obtained in the process to prepare cedrol and other isolated perfumes. The flavoring-grade essential oil is developed through a crystallization technology, a vacuum fractionation technology and an essential oil chemical structure and fragrance modification technology, the flavoring-grade cedarwood essential oil is obtained for the first time, meanwhile, the additional value of the cedarwood oil is effectively increased, chemical components in the cedarwood oil are basically changed into products, efficient and high-quality comprehensive utilization of resources is achieved, and the preparation method is a comprehensive, green and environmentally friendly.
Owner:NANJING FORESTRY UNIV
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