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190 results about "Beta-Pinene" patented technology
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Beta-Pinene (β-pinene) is a monoterpene, an organic compound found in plants. It is one of the two isomers of pinene, the other being α-pinene. It is colorless liquid soluble in alcohol, but not water. It has a woody-green pine-like smell.
Attractants for insects to live in stems
An attractant for the stem-eating pests is prepared from alpha-pinene (30-70 wt.%), beta-pinene (2-25), acetaldehyde (18-78) and solvent (2-20). Its advantages are low cost, broad spectrum and high effect.
Owner:浙江省森林病虫防冶检疫站 +1
Monochamus alternatus imago attractant
InactiveCN101564051AGood trapping effectStrong ability to seduceBiocidePest attractantsForest industryAdditive ingredient
The invention relates to a monochamus alternatus imago attractant which belongs to the technical field of pest control. The monochamus alternatus imago attractant contains the following components according to volume percent: 60-80 percent of turpentine oil, 16-24 percent of ethanol, 2-10 percent of phenethyl alcohol and 2-6 percent of terpilenol. The monochamus alternatus imago attractant contains the following ingredients according to volume percent: 24.64-32.86 percent of Alpha-pinene, 22.91-30.55 percent of Beta-pinene, 6.51-8.68 percent of 3-carene, 2.97-3.96 percent of Beta-phellandrene, 0.74-0.99 percent of terpinolene, 0.62-0.83 percent of laurene, 1.60-2.13 percent of others, 16-24 percent of ethanol, 2-10 percent of phenethyl alcohol and 2-6 percent of terpilenol. The monochamus alternatus imago attractant has remarkable attracting effect to both monochamus alternatus female worms and male worms, and stronger attracting effect to the male worms; and also has certain attracting effect to other coleopteran forestry pests. The invention has the advantages of high efficiency, environmental protection, simple and convenient preparation, low cost and good durability, can be used for prediction and control in monochamus alternatus forest with the control effect up to 53.59-67.30 percent and can effectively control the population density in the monochamus alternatus forest and restrains the spread and the extension of pine wood nematode disease.
Owner:YUNNAN AGRICULTURAL UNIVERSITY
Method for preparing colorless terpene resin
InactiveCN1709927AHighlight substantive featuresSignificant progressTurpentineSolution polymerization
This invention relates to the method of preparing shallow color terpene resin through positive ion polymerization, then preparing colorless terpene resin through catalytic hydrogenation. The preparation process is: makes the ª‡-pinene, beta-pinene or dipentene obtained from fat turpentine or rectified fat turpentine as raw material, and obtain shallow color terpene resin through positive ion polymerization with proper catalyst and temperature, then catalyzation hydrogenate the obtained terpene resin to get colorless terpene resin. The purpose of the invention is to control the polyreaction speed through controlling the activeness of the catalyst in tepene resin preparation by positive polymerization, finally obtain terpene resin of shallow color, high softening point and obtaining rate; use carbon as catalyst, hydrogenate terpene resin under mild condition to get colorless terpene resin.
Owner:GUANGXI UNIV
Monochamus alternatus hope attractant and application thereof
ActiveCN103563896AGood lure effectReduce field populationBiocidePest attractantsForest insectTrapping
The invention discloses a monochamus alternatus hope attractant and an application thereof. The monochamus alternatus hope attractant comprises a plant source attractant and aggregation pheromone 2-undecyl-1-ethanol, wherein the plant source attractant comprises the following components in percentage by volume: 60-85% of alpha-pinene, 0-20% of beta-pinene and 15-40% of ethanol; the dosage of the aggregation pheromone 2-undecyl-1-ethanol in each lure is 0.5-100mg. The novel compound attractant has the advantages of simple production process, low cost, ideal trapping effect, safety, environment friendliness and the like, and can be used for effectively controlling the inter-forest insect density of monochamus alternatus hopes and inhibiting the spread and propagation of pine wilt disease.
Owner:ZHEJIANG FORESTRY UNIVERSITY +1
Plutella xylostella attractant and preparation method thereof
InactiveCN102742589AStrong allureEasy to useBiocidePest attractantsHost plantsSODIUM DODECYL BENZENE SULFONATE
The invention relates to a plutella xylostella attractant and a preparation method of the plutella xylostella attractant. The plutella xylostella attractant is prepared by the steps of: dissolving alpha-pinene, beta-pinene, geraniolene, cineole, cis-3-hexenyl acetate, isothiocyanate, cis-11-hexadecene aldehyde, cis-11-hexadecene acetate, cis-11-hexadecene alcohol and cis-9-tetradecene acetate in acetic ether and ethanol in formula ratio; and mixing the mixture with sodium dodecyl benzene sulfonate and water in formula ratio. The attractant which is efficient for plutella xylostella is researched and developed by combining the latest research result that the olfactory receptor system of plutella xylostella receives external information according to characteristics that plutella xylostella positions host plants by volatile substances derived from the host plants and positions heterosexual mates by sex pheromone. The attractant is put on the market, and a plutella xylostella preventing and treating product which is safe, environment-friendly and efficient can be provided for farmers.
Owner:德清科中杰生物科技有限公司
Monochamus alternatus imago attractant and trap thereof
InactiveCN101554178AGood trapping effectStrong ability to seduceBiocidePest attractantsPhenethyl alcoholTurpentine
The invention relates to a monochamus alternatus imago attractant and a trap thereof, which belong to the technical field of pest control. The volume percents of the components of the attractant are 60 to 80 percent of oil of turpentine, 16 to 24 percent of alcohol, 2 to 10 percent of phenethyl alcohol and 2 to 6 percent of terpineol. The volume percents of each component of the attractant are 24.64 to 32.86 percent of alpha-pinene, 22.91 to 30.55 percent of beta-pinene, 6.51 to 8.68 percent of 3-carene, 2.97 to 3.96 percent of beta-phellandrene, 0.74 to 0.99 percent of terpinolene, 0.62 to 0.83 percent of laurene, others for 1.60 to 2.13 percent, 16 to 24 percent of alcohol, 2 to 10 percent of phenethyl alcohol and 2 to 6 percent of terpineol. The trap consists of a cylindrical body (3), a funnel-shaped imago picking device (6) arranged at the lower part of the body (3), and an imago collecting bottle (7) connected with the lower end of the funnel-shaped imago picking device (6). The attractant has the advantages of convenient preparation, simple usage and long lasting period, and is a nuisanceless plant protection product; and the trap has the advantages of simple structure, low cost, long service life and good attracting effect, and can be wildly applied to the monochamus alternatus imago control in the field.
Owner:YUNNAN AGRICULTURAL UNIVERSITY
Method for preparing ambrotone
ActiveCN106045834AImprove pollutionHigh carcinogenOrganic compound preparationCarbonyl compound preparationCarcinogenGas phase
The invention relates to a method for preparing ambrotone. The method includes steps of 1, synthesizing 3-methyl-3-pentene-2-ketone; 2, carrying out diene addition for preparing ambrotone intermediates; 3, carrying out cyclization reaction to prepare the ambrotone. Diene addition for preparing the ambrotone intermediates is carried out without catalysts by the aid of high-temperature gas-phase reaction. The method has the advantages that the ambrotone is prepared from raw materials beta-pinene, butanone and acetaldehyde, other organic solvents are omitted, high-pollution and high-carcinogenesis substances such as benzene and toluene are omitted, accordingly, the cost can be lowered, the quality of products can be effectively improved, the application range of the products can be effectively expanded, and Diels-Alder condensation reaction is carried out by the aid of the high-temperature gas-phase reaction; the Diels-Alder condensation reaction is carried out by the aid of the high-temperature gas-phase reaction or atomized small-molecule water drop and gas phases, catalysts such as Lewis acid or proton acid are omitted at reaction steps, accordingly, the production cost can be lowered, technological equipment can be simplified, post-reaction treatment working procedures can be shortened, and the purpose of zero sewage discharge can be truly achieved.
Owner:福建南平青松化工有限公司
Semanotus sinoauster attractant
InactiveCN101243835AAvoid pollutionThe effect is thoroughAnimal feeding stuffTrappingAdditive ingredient
The invention discloses an attractant of Semanotus bifasciatus, which comprises the components in weight ratio as follows: 1 Alpha-pinene, 2 to 5 Beta-pinene, 2 to 20 3-carene, 2 to 200 thujopsene and 2 to 5 limonene. The attractant of Semanotus bifasciatus has the advantages of simple preparation, high efficiency, environmental protection and low cost, and is mainly used for trapping of Semanotus bifasciatus as well as used for monitoring and control of Semanotus bifasciatus.
Owner:BEIJING FORESTRY UNIVERSITY +1
Method for synthesizing alpha-pinene or beta-pinene by adopting biological process
InactiveCN104120148AFast growthShort fermentation cycleBacteriaMicroorganism based processesHydroxy methyl glutarylGlutaryl-coenzyme A
The invention provides a biological method for synthesizing alpha-pinene or beta-pinene from acetyl coenzyme A and a reconstitution cell capable of synthesizing the alpha-pinene or beta-pinene, wherein the acetyl coenzyme A is obtained from a simple starting material like glucose. The method for synthesizing the alpha-pinene or beta-pinene by adopting a biological process comprises the following steps: transferring acetyl coenzyme A acyltransferase, 3-hydroxy-3-methyl glutaryl coenzyme A synthase, hydroxymethyl glutaryl coenzyme A reductase, mevalonic acid kinase, mevalonic acid-5-phosphokinase, mevalonic acid-5-diphosphonic acid decarboxylase, isopentenylpyrophosphate isomerase, geranyldiphosphate synthetase and pinene synthase into an appropriate host cell by adopting metabolic engineering technology, and culturing the obtained reconstitution cell, so that the target product, namely alpha-pinene or beta-pinene can be obtained.
Owner:QINGDAO INST OF BIOENERGY & BIOPROCESS TECH CHINESE ACADEMY OF SCI
Electronic cigarette tar and preparation method thereof
ActiveCN107125803ARich aromaComfortable tasteTobacco treatmentEssential-oils/perfumesCinnamyl acetateLemon oil
The invention provides electronic cigarette tar which comprises the following components by mass percentage: 90-99% of atomized liquid and 1-10% of coca cola essence, wherein the coca cola essence comprises the following components in parts by weight: 0.1-2 parts of alpha pinene, 0.1-2 parts of beta pinene, 1-30 parts of limonene, 1-10 parts of sweet orange oil, 1-20 parts of lemon oil, 0.1-0.5 parts of myrcene, 0.1-2 parts of cinnamic aldehyde, 0.1-5 parts of cinnamon oil, 0.1-10 parts of citral, 0.1-5 parts of geranial, 1-10 parts of geranyl acetate, 0.1-5 parts of sinensal, 1-10 parts of citronellol, 1-10 parts of geranyl propionate, 0.1-5 parts of eugenol allylguajacol, 0.1-2 parts of ethyl maltol, 0.1-3 parts of furanone, 0.1-5 parts of raspberry ketone, 1-25 parts of cinnamyl alcohol, 1-10 parts of cinnamyl acetate, 1-15 parts of vanillin, 1-15 parts of ethyl vanillin and 0.1-2 parts of coffee extract. The electronic cigarette tar with a coca cola taste is rich and plump in fragrance, and can achieve an effect similar to a pleasant feeling brought by drinking coca cola. The invention further provides a preparation method of the electronic cigarette tar. The method is simple and easy to operate, and is suitable for industrial production.
Owner:SHENZHEN HANGSEN STAR TECH
Method for producing alpha-pinene from turpentine
ActiveCN103497084AReduce consumptionImprove product valueDistillation purification/separationLiquid carbonaceous fuelsDistillationTurpentine
The invention relates to the field of chemical processing, particularly a method for producing alpha-pinene from turpentine. The method comprises the following steps: (1) feeding; (2) vacuumizing; (3) predistilling; (4) refluxing; (5) distilling off alpha-pinene; (6) carrying out repeated distillation; (7) distilling off beta-pinene; (8) distilling off bipentene; and (9) collecting heavy oil. The preparation method has the advantages of higher production stability and higher reaction safety, and can effectively separate the alpha-pinene, beta-pinene, bipentene and heavy oil from turpentine.
Owner:YUNNAN LINYUAN SPICES
Attractant for luring and gathering dichocrocis punctiferalis and bait
InactiveCN103583517ANo pollution in the processCost-effectiveBiocidePest attractantsDichocrocis punctiferalisCamphene
The invention discloses an attractant for luring and gathering dichocrocis punctiferalis and a bait, and belongs to the field of preparation of the attractant for dichocrocis punctiferalis. The attractant is prepared from compounds including alpha-pinene, camphene, sabinene and beta-pinene in a mixing mode, all the compounds are volatile active compounds released by a main host plant (Chinese chestnut) of dichocrocis punctiferalis in the fields. The attractant is prepared from the volatile active compounds with a function of luring dichocrocis punctiferalis in the mixing mode, can lure and gather a lot of dichocrocis punctiferalis female moths and a small number of male moths, can be applied to monitoring and prevention of the population dynamics of dichocrocis punctiferalis in chestnut orchards, is economical and effective and free from environmental pollution.
Owner:BEIJING UNIV OF AGRI
Natural pyrethrin super low-volume spraying agent and static spraying insect-guarding method
InactiveCN1836512ABroad insecticidal spectrumEffective controlBiocideAnimal repellantsLimonene oxidePyrethrin
The present invention is one kind of super low capacity sprayed pesticide of natural pyrethrin and its electrostatic spraying pesticidal method. The super low capacity sprayed pesticide is compounded with natural pyrethrin 0.25-10 wt%, natural synergistic limonene 0.5-20.0 wt%, natural stabilizer rosemary 0.25-2.5 wt%, azone 5-15 wt%, surfactant 10-20 wt%, soybean oil 5-15 wt%, glycol 5-10 wt% and plant extract beta-pinene 19-65 wt%, and through mixing. The super low capacity sprayed pesticide has slight toxicity and no harm to crop, no residue, and the super low capacity sprayed pesticide with pyrethrin as one kind of contact pesticides is sprayed electrostatically for the pesticide liquid to contact with the target life effectively, reaching lowered use amount and low cost of pesticide.
Owner:红河森菊生物有限责任公司
Luring agent for luring and collecting Dendroctonus valens
InactiveCN101069503AEasy to buyEasy to prepareBiocidePest attractantsNatural organic matterMixing ratio
The present invention relates to an attractant for attracting dendroctonus valens leconte. Said attractant includes component A, component B, component C and component D, in which the component A is alpha-pinene, component B is beta-pinene, component C is 3-carene and component D is verbenone. Their weight mixing ratio is 1:2:10:0.0011.
Owner:INST OF ZOOLOGY CHINESE ACAD OF SCI +1
Beta-PINENE POLYMER AND PROCESS FOR PRODUCING THE SAME
To provide a β-pinene polymer excellent in heat resistance while having thermoplasticity, and further also having excellent strength, without impairing the inherent characteristics of small specific gravity and excellent transparency. A desired β-pinene polymer having a weight average molecular weight of 90,000 to 1,000,000 and a glass transition temperature of 80° C. or more was obtained by polymerizing β-pinene in the presence of a bifunctional vinyl compound.
Owner:YASUHARA CHEM +2
Method for preparing terpene resin
ActiveCN101555300AAdvantages of preparation methodLight colorChemical recyclingHeteropoly acidPinene
The invention relates to a method for preparing terpene resin, which obtains the terpene resin by cation homo-polymerization or co-polymerization and taking Alpha-pinene, Beta-pinene, dipentene or pinene and the mixture of dipentene and styrene as raw materials and heteropoly acids or salts thereof as a catalyst. The Alpha-terpene resin and Beta-terpene resin prepared by the method both have the yield higher than 60 percent and the relative average molecular weight is around 800. Compared with the existing industrial production method, in which the catalyst is a metal halide, the method has the greatest advantages that: the product has light color; the traces of the residual catalyst in the terpene resin prepared do not cause catalyst poisoning in subsequent hydrogenation reaction, therebyhaving no or low erosion to equipment and low hydrogenation cost; the catalyst is easily to be separated and can be recycled for reusing, which lowers polymerization cost; the treatment after product ion is simple and does not generate a large amount of environment-polluting wastewater; the catalyst is easily to be prepared and is a fine-performance polymerization catalyst producing colorless terpene resin with low cost; and the prospect of industrial application is broad.
Owner:GUANGXI UNIV FOR NATITIES
Preparation of insect sticker for agriculture and forestry
InactiveCN101328394ALong storage periodLong application periodMineral oil hydrocarbon copolymer adhesivesOil/fat/wax adhesivesFruit treeVegetable oil
The invention relates to a preparation and application method for an environmentally friendly high-efficiency insect sticker. The insect sticker is mainly characterized in that: the insect sticker is prepared from a polybutene with a high molecular weight, a polybutene with a low molecular weight, additives and thickeners which are mixed. The additives comprise vegetable oil, starch, cellulose, bergmeal, etc. The thickeners comprise a petroleum resin, a beta-pinene resin, a cumar resin, etc. The adhesive has a capacity of adhering insects without environmental pollution. The insect sticker is suitable for preventing and controlling all forest and fruit tree insets migrating up and down along a trunk. The insect sticker can also be applied to prevent and control pests in plastic tents.
Owner:NORTHEAST NORMAL UNIVERSITY
Novel botanical pesticide and preparation method thereof
The invention discloses a novel botanical pesticide. In the invention, pure natural terpene compounds are taken effective pesticide ingredients. The novel botanical pesticide is prepared from the following raw materials by mass percent: 10-20% of alpha-pinene, 15-30% of beta-pinene, 20-30% of alpha-terpinene, 10-25% of iso-terpinene, 18-25% of limonene, and 4-8% of emulsifier. The invention further discloses a preparation method of the pesticide. The preparation method comprises the following steps: successively adding alpha-pinene, beta-pinene, alpha-terpinene, iso-terpinene and limonene in a reactor, and stirring to obtain a mixture A; then adding the emulsifier in the mixture A, and stirring to obtain the novel botanical pesticide which is the clear and transparent liquid. The novel botanical pesticide disclosed by the invention can rapidly and effectively kill various pests, has the advantages of no toxicity, no harm, no pollution and the like, and is an ideal pesticide.
Owner:XIAMEN BESTDO TECH DEV
Method for preparing beta-pinene polymer using alpha-diimine nickel complex as catalyst
The invention relates to terpene resin, which in detail relates to a method for preparing high molecular weight beta- firpene polymer. The invention employs catalyst comprising alpha- biimines nickel compounds (main catalyst) and methyl aluminoxanes (adjuvant catalyst) to catalyze beta- firpene monomer for polymerization. The method can prepare beta- firpene polymer with higher molecular weight at temperature 40 Deg. C and lower catalyst concentration (6.92 * 10-4 -3.47 *10-5 mol / l), and number average molecular weight is larger than 4000, with maximum being 7450.
Owner:SUN YAT SEN UNIV
6,8-methano-tetrahydroquinazoline-2-amine schiff base iron ion fluorescence probe, and preparation method and application thereof
The invention discloses a 6,8-methano tetrahydroquinazoline-2-amine schiff base iron ion fluorescence probe, and a preparation method and application thereof. A beta-pinene derivative 7,7-dimethyl-4-phenyl-5,6,7,8-tetrahydro-6,8-methano quinazoline-2-amine raw material is utilized to make condensation reaction with pyridine-2-formaldehyde and pyridine-4-formaldehyde, so that two novel 6,8-methanotetrahydroquinazoline-2-amine schiff base derivatives: 7,7-dimethyl-4-phenyl-N- (pyridine-2-methylene)-5,6,7,8-tetrahydro-6,8-methano quinazoline-2-amine (1) and 7,7-dimethyl-4-phenyl-N-(pyridine-4-methylene)-5,6,7,8-tetrahydro-6,8-methano quinazoline-2-amine (2) are obtained. The compounds (1) and (2) can be exclusively complexed with an iron ion so as to produce quenching of blue fluorescence, and thus can be used as fluorescence probes for detecting the iron ion, so as to have favorable practicability.
Owner:NANJING FORESTRY UNIV
Method for continuously separating alpha-pinene and beta-pinene from turpentine
ActiveCN104130093ARealize continuous operationIncrease the reflux ratioDistillation purification/separationRefluxDistillation
The invention relates to a method for continuously separating alpha-pinene and beta-pinene from turpentine. The method comprises the following steps: raw materials are subjected to a preheating treatment; a packed tower vacuum rectification process is carried out; alpha-pinene is collected with a reflux ratio of 8:1-10:1; a middle fraction is slowly collected with a reflux ratio of 20:1-30:1; beta-pinene is collected with a reflux ratio of 8:1-15:1; and when distillation is finished, while the rectification tower is not cooled and the vacuum state is not relieved, discharge is realized through the pressure difference between a tower kettle and a residual liquid tank. Therefore, intermittent distillation continuous operation is realized. With the method provided by the invention, the content of obtained alpha-pinene can be 98%, and the content of obtained beta-pinene can be 95%.
Owner:GUANGXI FORESTRY RES INST
Fermentation beef ham identification method
InactiveCN101393178AComponent separationMaterial analysis by electric/magnetic meansBenzaldehydeKetone
The invention discloses a method for discriminating the truth of fermented beef ham through detecting the compositions of a flavor substance by a gas chromatography-smelling method / a gas chromatography-mass spectrometry method. The method comprises the following steps: when a sample of a flavor substance of fermented beef ham to be detected is prepared through dynamic headspace purging and trapping, the suitable purging time of nitrogen gas is 30 minutes; when the flavor substance is detected by utilizing the gas chromatography-mass spectrometry method, the fermented beef ham contains fifteen flavor substance compositions: namely, 2-propylene-1-mercaptan, dimethyl benzene methanol, 3-methyl butyraldehyde, benzaldehyde, methyl-5-heptene-2-ketones, acetophenone, alpha-pinene, beta-pinene, styrene, dipentene, biphenyl, naphthalene, 2-methyl naphthalene, phenol, eucalyptus essential oil and anethole; and when the compositions of the smelling flavor substance are detected by the chromatography-smelling method, the fermented beef ham contains trimethyl butyraldehyde, benzaldehyde, dimethyl disulfide, naphthalene, alpha-pinene and benzothiazole. The method can be widely applied to quality detection and discrimination; and the process design, improvement and management of the fermented beef ham.
Owner:INST OF ANIMAL SCI OF CHINESE ACAD OF AGRI SCI
Pickled pod pepper flavor essence and production method of same
ActiveCN106912886AStrong sense of fermentationFull and lasting aromaFood ingredient as flavour affecting agentNatural extract food ingredients1-OcteneButyl caproate
The invention relates to a pickled pod pepper flavor essence, including: propylene glycol, alpha-pinene, butyl caproate, a pod pepper extract, beta-pinene, hexyl butyrate, acetic acid, 1-octene-3-ol, ethyl acetate, pentanal, 3-methylmercapto-propyl alcohol, alpha-terpineol, isopentyl alcohol, ethyl caproate, methyl salicylate, 2-methyl butanol, hexyl acetate, hexyl 2-methylbutyrate, ethyl 2-methylbutyrate, linalool, anisic aldehyde, allyl isothiocyanide, isopentyl isovalerate, mercaptan, 2-methyl butyric acid, 2-methoxy-3-isobutyl pyrazine and 3-methylthio propylaldehyde. The pickled pod pepper flavor essence has strong fermented sense and has a full and durable fragrance, is stable in quality and has pure and natural fragrance, which is approximate to the fragrance of naturally fermented pickled Capsicum frutescens (pod pepper). The pickled pod pepper flavor essence has better effects than other pod pepper flavor essences in meat products and spices, and is well received among customers in practical application and market promotion.
Owner:SHANDONG TIANBO FOOD INGREDIENTS
Attractant for microtype red bark bettle
InactiveCN1513310AStrong temptationIncrease the number of trapsBiocideAnimal repellantsAlcoholToxicology
Owner:INST OF ZOOLOGY CHINESE ACAD OF SCI +1
Myrcene production system
ActiveCN105967970AHigh purityGuaranteed purityHydrocarbon by isomerisationOrganic chemistry methodsInsulation layerBuffer tank
The invention discloses a myrcene production system, comprising an alpha-pinene fractionator, a beta-pinene fractionator, a preheater, a pyrolytic device, a cooler, a vacuum buffer tank, a vacuum receiving tank, a vacuum gas storage tank and a vacuum pump; a feed port of the beta-pinene fractionator is connected with a beta-pinene mother liquid outlet of the alpha-pinene fractionator, a feed port of the preheater is connected with a beta-pinene discharge port of the beta-pinene fractionator, a discharge port of the preheater is connected with a feed port of the pyrolytic device through a first pipeline, a discharge port of the pyrolytic device is connected with a feed port of the cooler through a second pipeline, and the first pipeline and the second pipeline are jointly covered with an insulation layer. The multistage fractionators used herein cooperate with reflux action of a reflow pipe by means of multistage spraying, providing greatly improved fractionating effect, improving the purity of beta-pinene obtained by isolating and therefore ensuring the purity of finally isolated myrcene.
Owner:江西省吉水县兴华天然香料有限公司
Environment-friendly high-efficiency deodorant and preparation method thereof
InactiveCN106729860AGood deodorizing effectLong durationSolid waste disposalTransportation and packagingEnvironmental resistanceEugenol
The invention discloses an environment-friendly high-efficiency deodorant and a preparation method thereof, and relates to the technical field of environment protection. The environment-friendly high-efficiency deodorant is prepared from the following components in parts by weight: 0.1 to 3 parts of gel, 0.1 to 5 parts of citric acid, 1 to 10 parts of azone, 2 to 20 parts of an emulsifying agent, 0.1 to 5 parts of linalool, 0.1 to 5 parts of eudesmol, 0.01 to 0.1 part of limonene, 0.05 to 0.5 part of beta-pinene, 0.05 to 1 part of eugenol and the balance of water, wherein the parts of all the components are 100 parts. The environment-friendly high-efficiency deodorant can inhibit an odour source from emitting odour / foreign smell, is high in deodorizing performance, long in lasting period, safe and environment-friendly, and cannot cause secondary pollution. When the environment-friendly high-efficiency deodorant is prepared, effective deodorizing components and the emulsifying agent are mixed uniformly; a mixture is poured into part of the water for homogenizing and emulsifying; the azone, the gel and the citric acid are added; the rest water is supplemented until the total weight is 100 parts; the mixture is stirred uniformly. The method is simple, low-cost and easy to popularize and use.
Owner:武汉朗克环境科技有限公司
Acantholyda posticalis attractant
ActiveCN101961025ALow costScientifically valuableBiocidePest attractantsAcantholyda posticalisPlant Sources
Owner:INST OF FOREST ECOLOGY ENVIRONMENT & PROTECTION CHINESE ACAD OF FORESTRY
Method for preparing high purification myrcene by thermal cracking beta firpene
ActiveCN101045672AFast heatingReduce menstrual timeHydrocarbonsHydrocarbon preparationReactive gasPhysical chemistry
A process for preparing high-purity laurene from beta-pinene by thermal cracking includes such steps as mixing beta-pinene at a temp lower than 600 deg.C with non-reactive gas medium at 500-700 deg.C to obtain a gas mixture at 520-580 deg.C, cracking reaction at 500-600 deg.C under 100-5000 Pa for 0.01-1 S in a tubular cracking reactor, and condensing to obtain laurene.
Owner:SOUTH CHINA AGRI UNIV
Rubber-reinforcing carbon fiber cord and method for producing the same
InactiveUS20100136332A1Improve adhesionImprove fatigue resistanceCarbon fibresSynthetic resin layered productsEndcappingFiber bundle
To provide a rubber-reinforcing cord having good adhesion to rubber and exhibiting excellent fatigue resistance to stress deformation such as bending deformation, and a method for producing the same.Disclosed a rubber-reinforcing carbon fiber cord in which a resin composition containing a styrenic thermoplastic elastomer resin modified with maleic acid or the like adheres to a carbon fiber bundle that the number of filaments is from 500 to 50,000. The styrenic thermoplastic elastomer resin is preferably a styrene-terminated ethylene-butylene copolymer resin, and the resin composition preferably contains at least one sticky resin of a hydrogenated terpene resin, a β-pinene resin and a terpene resin.
Owner:TOHO TAYON CO LTD
Production method of terpene resin
The invention relates to a production method of a terpene resin, belonging to the technical field of chemical material production. The invention is an improvement on the basis of the traditional synthesis method of a terpene resin. The production method comprises steps as follows: alpha-pinene or beta-pinene is used as the main raw material, a non-benzene solvent is used as a production solvent instead of methylbenzene or dimethylbenzene, and aluminum trichloride or an aluminum trichloride / antimony trichloride compound system is used as a catalyst; and polymerization is carried out at low temperature or normal temperature, and the product is washed with water to obtain the terpene resin. The solvent is cyclohexane and homologs thereof, and the like, which are saturated alkanes with bioinertness, and the mass ratio of the solvent to the raw material is (0.2-2.0):1; the reaction time is 1-15 hours; the catalyst accounts for 3-10% of the raw material; the reaction temperature range is -10-130 DEG C; and the reaction pressure is 0-0.3MPa (gage pressure). The production technique is simple, safe and sanitary; and the terpene resin synthesized by the method can be used in the field of gum confection bodying agents, hot-melt adhesives for food packaging, sanitary products and the like more safely.
Owner:WUXI XINDA ROSIN & ESTER SYST
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