78 results about "Hexyl acetate" patented technology

A method of promoting activated, pleasant moods through the inhalation of energising, non-stressing fragrances (invigorating fragrances) comprising at least 75% by weight, preferably 85% by weight of perfume materials drawn from the following groups:A) At least 10% by weight in total of at least three materials drawn from Group ‘IMP’ comprising: allyl amyl glycolate; benzyl salicylate; bergamot oil; coriander oil; cyclamen aldehyde; 1-(2,6,10-trimethylcyclododeca-2,5,9-trien-1-yl)ethanone; allyl (cyclohexyloxy)acetate; Damascenia 185 SAE; 2,4-dimethylheptan-1-ol; fir balsam; fir needle oil; 3-(4-ethylphenyl)-2,2-dimethylpropanal; ginger oil; guaiacwood; linalyl acetate; litsea cubeba oil; methyl 2,4-dihydroxy-3,6-dimethylbenzoate; nutmeg oil; olibanum oil; orange flower oil; Ozonal AB 7203C; patchouli oil; rose oxide; rosemary oil; sage clary oil; spearmint oil; Tamarine AB 8212E; tarragon oil;B) Optionally up to 90% of materials from the following groups:Group ‘HMR’ comprising:allyl ionone; benzyl acetate; cis-jasmone; citronellol; ethyl linalol; ethylene brassylate; 4-methyl-2-(2-methylpropyl)tetrahydro-2H-pyran-4-ol; geraniol; geranium oil; isoeugenol; lemon oil; 2,4-dimethylcyclohex-3-ene-1-carbaldehyde; 3-(4-hydroxy-4-methylpentyl)cyclohex-3-ene-1-carbaldehyde; 4-(4-hydroxy-4-methylpentyl)cyclohex-3-ene-1-carbaldehyde; alpha-iso-methyl ionone; 3-methylcyclopentadec-2-en-1-one; cyclopentadecanone; cyclohexadecanolide; gamma-undecalactone.Group ‘HMI’ comprising:1-{[2-(1,1 -dimethylethyl)cyclohexyl]oxy}butan-2-ol; 3a,6,6,9a-tetramethyldodecahydronaphtho[2,1 -{b}]furan; alpha-damascone; dihydromyrcenol; eugenol; 3-(1,3-benzodioxol-5-yl)-2-methylpropanal; 2,4-dimethylcyclohex-3-ene-1-carbaldehyde; mandarin oil; orange oil; 2-(1,1-dimethylethyl)cyclohexyl acetate.Group ‘HMP’ comprising:1-(2,6,6,8-tetramethyltricyclo[5.3.1.0 {1,5}]undec-8-en-9-yl)ethanone; allyl cyclohexyl propionate; allyl heptanoate; Apple Oliffac S pcmf; 7-methyl-2H-1,5-benzodioxepin-3(4H)-one; cassis base; cis-3-hexenyl salicylate; damascenone; gamma-decalactone; ethyl acetoacetate; ethyl maltol; ethyl methyl phenylglycidate; hexyl acetate; (3E)-4-methyldec-3-en-5-ol; 2,5,5-trimethyl-6,6-bis(methyloxy)hex-2-ene; 4-(4-hydroxyphenyl)butan-2-one; styrallyl acetate; 2,2,5-trimethyl-5-pentylcyclopentanone; ylang oil. Group ‘RMP’ comprising: anisic aldehyde; (2Z)-2-ethyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)but-2-en-1-ol; benzoin siam resinoid; ethyl vanillin; oxacyclohexadec-12(13)-en-2-one; hexyl salicylate; hydroxycitronellal; jasmin oil; 3-methyl-5-phenylpentan-1-ol; 2-(phenyloxy)ethyl 2-methylpropanoate; alpha-terpineol; vanillin;Group ‘GEN’ comprising:cyclopentadecanolide; oxacyclohexadecan-2-one; hexyl cinnamic aldehyde; ionone beta; isobornyl cyclohexanol; 1-(2,3,8,8-tetramethyl-1,2,3,4,5,6,7(8),8(8a)-octahydronaphthalen-2-yl)ethanone; 4-(1,1-dimethylethyl)phenyl]-2-methylpropanal; linalol; methyl dihydrojasmonate; 2-phenylethanol;provided the following conditions are met:(a) IMPs>=HMPs+HMRs(b) IMPs+HMIs+GENs>=70%(c) (IMP+HMI) / (IMP+HMI+RMP+HMR)>=0.7(d) IMPs / (HMPs+RMPs+IMPs)>=0.5(e) IMPs / [(HMPs+RMPs+IMPs)+(100−TOTAL)]>=0.3wherein ‘IMPs’ indicates the sum of the percentages of materials within Group IMP, and similarly for the remaining groups, the symbol ‘>=’ indicates ‘at least equal to’, and ‘TOTAL’ is the sum of HMPs, HMRs, HMIs, IMPs, RMPs and GENs, provided also that low odour or no odour solvents are excluded from the calculation of these sums is provided which have an invigorating effect when inhaled by a subject.

The invention provides daily-used apple essence and a preparation method thereof. The daily-used apple essence consists of components including, by weight, from 0.8 to 1.2% of 2-methyl ethyl butyrate, from 0.8 to 1.2% of acetate isoprene diene ester, from 0.8 to 1.2% of allyl cyclohexanepropionate, from 1.3 to 1.8% of isocyclocitral, from 1.5 to 2.5% of triplal, from 1.5 to 2.5% of pentadecanolide, from 2.0 to 3.0% of hexyl acetate, from 2.5 to 3.5% of jasmine pyran, from 3.5 to 4.5% of allyl heptylate, from 3.5 to 4.5% of peach ketone, from 5.5 to 6.5% of fructone, from 7.5 to 8.5% of peach aldehyde, from 8.0 to 12.0% of dihydromyrcenol, from 10.0 to 14.0% of dihydromyrcenol, from 14.0 to 18.0% of dimethyl benzyl carbinyl butyrate and from 24.0 to 28.0% of high cis butyl cyclohexyl acetate. The preparation method includes (1) preparing materials; (2) stirring the materials; (3) allowing the materials to stand and filtering the materials; (4) detecting obtained products; (5) and filling the products. The apple essence is fresh and fragrant, and is high in natural feeling and rich in fragrance, base fragrance is lasting, and the apple essence can be applied to various daily-used products needing apple tone.

The invention discloses water-in-oil baby nappy cream which comprises deionized water, glycerin, maleic acid diethyl hexyl acetate, zinc oxide, butanediol, margarine fruit tree butter, 1, 2-pentanediol, tridecyl trimellitate, polydimethylsiloxane, cetyl PEG / PPG-10 / 1 polydimethylsiloxane, sodium lactate, C18-38 alcohol hydroxyl stearoyl stearate, sorbitan sesquioleate, prinsepia utilis seed oil, bisabolol, ginger root extracts, purslane extracts, sodium hyaluronate extracts, sodium hyaluronate, allantoin, tocopheryl acetate, polyhydroxystearic acid, dimethiconol, magnesium sulfate and EDTA (ethylene diamine tetraacetic acid) disodium. The water-in-oil baby nappy cream solves the problems of low-temperature precipitation of water-in-oil cream and difficulty in adding high-content zinc oxide into a cream system, stability of the cream is improved, and baby nappy rash is safely treated. The invention further discloses a preparation method of the water-in-oil baby nappy cream.

The invention discloses a peach essence. The peach essence consists of the following ingredients: propanediol, hexanol, hexenyl phenylacetate, benzaldehyde, ethyl acetate, phenylacetic acid cis-3-ester hexane, methyl acetate, hexyl acetate, hexyl trans-2-ester hexane, ethyl maltol, leaf alcohol, hexanal, acetic acid, linalool, gamma-caprylolactone, theta-decalactone, gama-decalactone, gamma-undecalactone, 8-mercaptomenthone, 2-isopropyl-4-methylthiazole, beta- damascenone, ethyl caprate and ethyl benzoate. The peach essence is moderate in fragrance, saturated, thick, stable in quality, natural in flavor and approximat to the natural fragrance of peach.

The invention relates to a favoring pear essence which consists of the following components in parts by weight: 0.1-100 parts of incense, 0-99.9 parts of solvent, 0-20 parts of surfactant, 0-20 parts of cosurfactant and 0-99.9 parts of carrier, wherein the incense consists of the following components in parts by weight: 5-20 parts of hexenyl acetate, 10-35 parts of ethyl butyrate, 6-15 parts of ethyl caproate, 10-30 parts of beta-carypohyllene, 0.5-5 parts of hexdecnoic cid, 3-20 parts of ethyl acetate, 6-15 parts of isoamyl acetate, 4-15 parts of hexyl acetate and 8-25 parts of 3-methylthiopropionate. The favoring pear essence formula disclosed by the invention has fresh pear flavor; and beverage in which the favoring pear essence is added has strong juice feeling as well as flavor and mouthfeel of the fresh pear.

A bactericide is prepared from the root, stem, leaf and seed of cuminum cyminum L. through extracting by hexyl acetate, concentrating, and mixing with solvent and pesticide assistant to obtain emulsified oil or microemulsion. Its advantages are no environmental pollution, no residual on plant, and no generation of drug resistance.

The invention discloses mixed type apple essence which is prepared from hexanal, trans-2-hexenal, ethyl butyrate, ethyl-2-methylbutyrate, ethyl isovalerate, isoamyl acetate, isoamyl isovalerate, hexyl acetate, butanol, hexyl alcohol, a leaf alcohol solution with mass percent concentration of 10%, trans-2-hexenol, a 2-methylbutyric acid solution with mass percent concentration of 10%, an acetic acid solution with mass percent concentration of 10% and solvent propylene glycol. The invention further provides a preparation method of the mixed type apple essence. The mixed type apple essence is mixed according to natural apple fragrance, and the obtained apple essence is strong, natural and vivid in fragrance.

The present invention relates to the field of production of a beverage, especially cider, by fermentation of apple juice and / or pear juice. Specifically, the invention relates to a method of preparing a beverage with enhanced levels of desirable fermentation-derived flavor compounds comprising a step of fermentation of apple juice and / or pear juice with at least one Pichia kluyveri yeast strain, a beverage obtainable by the method and a cider comprising a high concentration of the flavor compound, hexyl acetate.

The invention provides a UV moisture dual-curing type acrylate pressure-sensitive adhesive and a preparation method thereof. The adhesive is prepared by mixing and polymerizing the following components step by step: a (methyl) butyl acrylate monomer and / or a (methyl) ethyl acrylate monomer, a (methyl) acrylic 2-hexyl acetate monomer, a (methyl) methyl acrylate monomer, an N-methylol acrylamide monomer and / or an N-methylol methyl acrylamide monomer, carbamate acrylate, a polyamide type thermoplastic elastomer, rosin resin, epoxy modified polyurethane copolymer and a photoinitiator. The pressure-sensitive adhesive provided by the invention can be particularly suitable for a process for adhering TP to a shell bracket in portable electronic equipment.

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.

Production of caprolactam in ion liquid is carried out by Beckmann rearrangement reacting of cyclohexanone-oxime in ion liquid and organic solvent two-phase system, extracting ion liquid by organic solvent, transferring caprolactam into organic solvent, separating caprolactam from catalyst by solvent extraction. It has higher conversion rate and selectivity, no by products and circulating use.

The invention provides a lily essence for daily chemicals and a preparation method thereof. The lily essence is prepared from the following raw materials: cis-6-nonenol; kalong; ethyl vanillin; florhydral; cyanine; allyl cyclohexyloxyacetate; prenylacetate; pino acetaldehyde%; melonal%; allyl heptylate; styralyl acetate; matricaria ester; fructone; cis-3-hexenyl acetate; ligustral; geranyl acetate; geranyl acetate; Delta-Damascone; hexyl acetate; cis-3-Hexenyl salicylate; sandalore; ethyl-2-methylbutyrate; vanillyl alcohol; phenoxyethyl isobutyrate; allyl cyclohexanepropionate; methyl decenol; phenethyl alcohol; cyclamen aldehyde; verdyl acetate; isomethyl ionone; lemon oil; benzyldimethylcarbinyl butyrate; 2-tert-butylcyclohexanol acetate; iso E super; galaxolide stock solution; peach aldehyde; hexyl salicylate; Lily aldehyde; linalool; methyl dihydrojasmonate; and dipropylene glycol. The lily essence has fresh and penetrating top note, strong natural sense, full body note, good floral sense, and lasting basic note.

The invention discloses essence with natural pear extraction components. The essence mainly comprises the components such as propylene glycol, alcohol, ethyl acetate, butanol, ethyl propionate, butyl acetate, 2-methyl ethyl butyrate, leaf alcohol, hexyl alcohol, isoamyl acetate, ethyl hexanoate, hexyl acetate, anti-2-hexene aldehyde and natural pear extracted liquid, wherein the natural pear extracted liquid is taken as the main component. Compared with other pear essence, the essence with natural pear extraction components is more tender in mouthfeel, is more vivid and natural in fragrance and aroma, and has no unpleasant chemical smell of other essences, has fresh flavor of natural pear, is used for enhancing flavor of final products of food, beverages and the like as a food additive, and endows the mouthfeel of natural and fresh pears on these products.

The invention belongs to the technical field of pesticide preparation, and particularly relates to emamectin benzoate-indoxacarb water dispersible granules and a preparation method thereof. The emamectin benzoate-indoxacarb water dispersible granules are prepared from the following components in parts by weight: 3.7-4.3 parts of emamectin benzoate, 5.7-6.3 parts of indoxacarb, 4-5 parts of diisooctyl phthalate, 3-4 parts of trans-2-hexenol, 3-4 parts of alpha-pinene, 1-2 parts of sucrose ester, 1-2 parts of hexyl acetate, 2-4 parts of syrup, 5-10 parts of tea saponin, 12-15 parts of lignosulfonate, 0.2-5 parts of a stabilizing agent, 0.2-3 parts of an attractant, 1-8 parts of an anti-freezing agent, 2-3 parts of a preservative, 10-20 parts of an antifoaming agent, 5-8 parts of an antioxidant, 2-4 parts of an adhesive, 20-25 parts of a disintegrating agent and a proper amount of wood vinegar. The preparation method of the emamectin benzoate-indoxacarb water dispersible granules comprises the following steps: mixing raw materials, then performing fluid energy milling, adding a proper amount of the antifoaming agent and the wood vinegar, and performing granulation, drying and sievingto obtain water dispersible granule products.

The invention discloses cherry essence and essence microcapsules. The cherry essence comprises musk, abelmoschus esculentus lactone, methyl dihydrojasmonate, triethyl citrate, gamma-undecalactone, phenyl-1-hexanol, 3-Methyl-3-phenylglycidic acid ethyl ester, phenoxyethyl isobutyrate, dimethyl benzyl carbinyl butyrate, beta-ionone, natural anisylacetone, fructose ester, ethyl vanillin, tricyclodecenyl acetate, damascenone, methyl cinnamate, phenylethyl acetate, blackcurrant essence, high-cis o-tert-butyl cyclohexyl acetate, anisic aldehyde, phenoxyethanol, ethyl maltol, styrallyl acetate, ligustral, isononyl acetate, benzyl acetate, benzaldehyde, hexyl acetate, ethyl 2-methylvalerate, 2-methyl butyl acetate and the like. The cherry essence prepared by the invention not only has strong cherry fragrance, but also has natural soft feeling and high harmony, and the cherry essence microcapsules prepared by taking the cherry essence as a raw material can keep excellent flavor quality of the cherry essence in long-term storage.

The invention provides a preparation method of brivaracetam. The preparation method of brivaracetam comprises the following steps of in an alkaline reagent, reacting malonate ester and (R)-epichlorohydrin to obtain lactone (II), reacting the lactone (II) and an ethyl metal-based reagent to obtain an intermediate (III), removing carboxylase to obtain (R)-4-propyl-dihydrofuran-2-ketone (IV), performing ring-opening reaction under the action of a halogenated ring-opening reagent to obtain (R)-3-halogenarated methyl hexanoate or (R)-3- halogenarated methyl hexyl acetate (V), and reacting with (S)-2-aminobutanamide or an acceptable salt, so as to obtain the brivaracetam. The preparation method has the advantages that the high-purity brivaracetam (HPLC (high performance liquid chromatography: greater than 96%) and stereo rotary brivaracetam (chirality HPLC: greater than 98%) can be directly prepared; the silicagel column separation and purification or the chirality preparation column separation and purification is not used, so that the complicated separation and purification step is not performed, the cost is saved, and the preparation method is more suitable for industrial production.

The invention provides a pear essence for water-based inks, which is composed of the following components in percentage by weight: 1-30% of pear essence, 5-55% of composite modified oligosaccharide and the balance of deionized water. The pear essence is composed of ethyl acetate, propyl acetate, butyl acetate, hexyl acetate, cis-3-hexenyl acetate, isoamyl acetate, ethyl propionate, ethyl butyrate, ethyl 2-methylbutyrate, ethyl hexanoate, ethyl oenanthate, ethyl caprilate, ethyl benzoate, peach aldehyde, hexanal, hydroxy citronellal, trans-2-hexenal, acetic acid, butanol, linalool, damascone, ethyl 3-methylthiopropionate, lemon oil and ethanol. The invention also provides a preparation method of the pear essence for water-based inks. The composite modified oligosaccharide is used as a wall material to be coated on the pear essence so as to form the pear nanocapsule slow-release essence, thereby enhancing the fragrance persistence and water solubility of the essence; and thus, the pear essence is suitable for perfuming the water-based ink. The pear essence for water-based inks has the advantages of fresh and realistic fragrance, high naturalness and high fragrance persistence.

The present invention relates to actylic resin, and especially water base type cationic actylic resin adhesive and its preparation process. The water base type cationic actylic resin adhesive consists of water thinned cationic actylate resin in 75-90 weight portions and water thinned natural or synthetic cationic or non-ionic polymer solution. The cationic emulsifier is polynary copolymer emulsion including N, N'-dimethyl amino ethyl acrylate, butyl acrylate, styrene, 2-ethyl hexyl acrylate, etc. Compared with available technology, the present invention has the advantages of raised adhesion, raised waterproof performance, no toxicity and environment friendship, and is especially suitable for use in finishing household, office, etc.

Production of 2-ethylhexyl acrylate involves direct esterification of acrylic acid with 2-ethylhexanol, catalysed by sulfuric acid. The esterification is stabilized by a stabilizing agent, and is followed by neutralization of crude reaction mixture (B1). Resulting salts pass into aqueous phase (A1), where organic phase (O1) and (A1) are separated, and 2-ethylhexyl acrylate is recovered. Production of 2-ethylhexyl acrylate by direct esterification of acrylic acid with 2-ethylhexanol, catalysed by sulfuric acid, involves subjecting acrylic acid to esterification. The esterification is stabilized by at least one stabilizing agent, and the esterification is followed by neutralization by a base of the crude reaction mixture (B1) obtained. The resulting salts pass into an aqueous phase (A1) of the mixture, where an organic phase (O1) and aqueous phase (A1) resulting from the neutralization are separated and the 2-ethylhexyl acrylate is recovered from (O1). To suppress the emulsions which tend to appear during neutralization, an acrylic acid stabilizer, apart from hydroquinone, is introduced. Failing that, the aqueous phase is stabilized before and / or during neutralization.

The invention relates to Bacillus rhizosphaerae and a method using Bacillus rhizosphaerae and tobacco industry waste to produce hexyl acetate and belongs to the technical field of biology. Specifically, the Bacillus rhizosphaerae is obtained from tobacco in the medium term of mellowing through oligotrophic culture medium separation and is preserved in China General Microbiological Culture Collection Center on July 18th, 2017, and the preservation number of the Bacillus rhizosphaerae is CGMCC No. 14440. The Bacillus rhizosphaerae has the advantages that the hexyl acetate can be synthesized by using the Bacillus rhizosphaerae and the tobacco industrial waste as the raw materials, and the synthesized hexyl acetate is rich in fruit fragrance and widely applicable to fields such as perfume synthesizing, cosmetics and feed additives and is the important raw material and intermediate of pharmaceutical industry; the fermentation culture medium used in the synthesizing process is low cost, the large amount of waste generated in the tobacco industry can be treated, a positive effect on environment protection and reasonable resource utilization is achieved, and the Bacillus rhizosphaerae is promising in application prospect.

The invention belongs to the technical field of preparation of pesticide, and particularly relates to 10% emamectin benzoate.indoxacarb wettable powder. The 10% emamectin benzoate.indoxacarb wettablepowder comprises the following components in parts by weight: 3.7-4.3 parts of emamectin benzoate, 5.7-6.3 parts of indoxacarb, 4-5 parts of diisooctyl phthalate, 3-4 parts of trans-2-hexenol, 3-4 parts of alpha-pinene, 1-2 parts of sucrose ester, 1-2 parts of hexyl acetate, 2-4 parts of syrup, 3-5 parts of tea saponin, 2-4 parts of lignosulphonate, 10-20 parts of an emulsifier, 0.2-5 parts of a stabilizer, 0.2-3 parts of an attractant, 1-8 parts of an antifreezing agent, 2-3 parts of a preservative, 10-20 parts of a defoaming agent, 5-8 parts of an antioxidant and 40-50 parts of packing. A preparation method comprises the following steps: drying the solid raw materials at first for subsequent use; then mixing the raw materials; feeding the mixture into a jet mill for pulverizing; and thendischarging, inspecting and packing to obtain the 10% emamectin benzoate.indoxacarb wettable powder.

The invention discloses water-in-oil baby nappy cream which comprises deionized water, glycerin, maleic acid diethyl hexyl acetate, zinc oxide, butanediol, margarine fruit tree butter, 1, 2-pentanediol, tridecyl trimellitate, polydimethylsiloxane, cetyl PEG / PPG-10 / 1 polydimethylsiloxane, sodium lactate, C18-38 alcohol hydroxyl stearoyl stearate, sorbitan sesquioleate, prinsepia utilis seed oil, bisabolol, ginger root extracts, purslane extracts, sodium hyaluronate extracts, sodium hyaluronate, allantoin, tocopheryl acetate, polyhydroxystearic acid, dimethiconol, magnesium sulfate and EDTA (ethylene diamine tetraacetic acid) disodium. The water-in-oil baby nappy cream solves the problems of low-temperature precipitation of water-in-oil cream and difficulty in adding high-content zinc oxide into a cream system, stability of the cream is improved, and baby nappy rash is safely treated. The invention further discloses a preparation method of the water-in-oil baby nappy cream.

The invention relates to a watermelon essence for oil-based ink. The watermelon essence is prepared from watermelon essence, maltodextrin and starch sodium octenylsuccinate, wherein the watermelon essence is prepared from leaf alcohol, hexenyl acetate, ligustral, phenyl acetaldehyde dimethyl acetal, methyl heptenone, trans-2-hexenal, nonadienaldehyde, melonal, ethyl caprylate, ethyl isovalerate, hexyl acetate, allyl cyclohexanepropionate, benzyl alcohol, linalool, citronellol, geraniol, Alpha terpneol, phenethyl alcohol, hydroxycitronellal, lilial, heliotropin, citral, dimethylbenzylcarbinyl acetate, vanillin, alpha-damascenone, isomethyl ionone, verdyl acetate, linalyl acetate, linalyl acetate, styralyl acetate, phenethyl acetate, phenethyl isobutyrate, phenoxyethyl isobutyrate, terpinyl acetate, n-pentyl salicylate, benzyl benzoate, benzyl salicylate and Brazil orange oil. The invention also provides a preparation method for the watermelon essence for the oil-based ink. According to the watermelon essence and the preparation method, the fragrance retention effect and the oil solubility of the essence are improved.

The invention discloses an attractant for Chouioia cunea Yang, and an application thereof, and belongs to the field of poplar leaf-eating pest control. The attractant for Chouioia cunea Yang is one ormore of (E)-2-hexenol, (E)-2-hexenal, (Z)-2-hexenyl acetate, hexyl acetate and linalool. The attractant is sprayed or smeared on poplars suffering from leaf-eating pests to effectively attract Chouioia cunea Yang released in the environment or manually, and is used for parasitizing poplar pests, especially Micromelalopha troglodyta, so that the purpose of preventing and controlling the poplar pests is achieved; and the attractant has the advantages of simplicity in operation, no pollution, environmental friendliness, low cost, high pertinence and good effect.

The invention provides an insulation thermal shrinkage plastic, and belongs to the filed of plastics. The insulation thermal shrinkage plastic comprises polyolefin resin, a flame-retardant agent, an antioxidant, methyltin mercaptide, sebacic acid di-(2-ethyl) hexyl acetate, high-phenyl silicane rubber, a plastic processing aid, borax and a smoke suppressant, wherein the smoke suppressant is a mixture of molybdenum trioxide and zinc aluminate. The insulation thermal shrinkage plastic has the advantages that when the thermal shrinkage is performed, the higher temperature can be borne, and the burning does not occur; in the thermal shrinkage process, the black smoke is avoided, the smelly pungent odor is avoided, and the environment-friendly effect is realized. The invention also provides an insulation thermal shrinkage rubber sleeve; the insulation thermal shrinkage rubber sleeve is used for quick connection in the electric wire connecting process, the insulation effect is better, and the black smoke is avoided.

The invention relates to an external lubricant for polyvinyl chloride (PVC) resin forming and processing and a production method thereof. The external lubricant for PVC resin forming and processing belongs to a polymer compound which is obtained by emulsion polymerizing a monomer with only one unsaturated ester group, and is characterized in that: styrene containing isooctyl glycolate, glycolic acid hexyl acetate, methyl methacrylate and butyl methacrylate are taken as polymerization monomers, potassium persulfate is taken as the initiating agent, sodium dodecyl benzene sulfonate is taken as the emulsifier, the conjugated polymer emulsion which is produced through a core-shell emulsion polymerization technology is adopted, so the external lubricant is produced after spray drying, the polymerization monomers have the weight percentages that: 10-45 of the styrene, 5-30 of the glycolic acid hexyl acetate, 15-45 of the methyl methacrylate and 5-25 of the butyl methacrylate. The invention provides the external lubricant for PVC resin forming and processing and the production method thereof, which can improve the lubricity, dispersibility and demoulding property, simultaneously have excellent processability, good plasticizing effect and high production efficiency.

The invention belongs to the technical field of food additives and particularly discloses a fresh-scent flat peach essence as well as a preparation method and application thereof. The essence comprises the following effective substance compositions: 11-13.2 parts by weight of ethyl acetate, 10.8-12.15 parts by weight of hexyl acetate, 0.633-0.756 part by weight of isobutyl acetate, 0.045-0.055 part by weight of peach aldehyde, 0.027-0.037 part by weight of hexaldehyde and 2700-3100 parts by weight of distilled water. The preparation method comprises the following steps of: mixing and dissolving the substances, thereby obtaining the fresh-scent flat peach essence. The essence has strong and vivid fresh scent of flat peaches, and is capable of obviously enhancing unique-flavor sense experience degrees of flat peach products and further enhancing the market acceptance of relevant flat peach products.

The invention belongs to the fields of forestry insect prevention and control, and particularly relates to an attractant for batocera horsfieldi and an application of the attractant. The attractant provided by the invention comprises 1,3-dihydroxyhexanediol, 3-hydroxyhexyl acetate, 1-hydroxyl-3-hexyl acetate and 1,3-dihexyl acetate. The attractant disclosed by the invention is utilized to attractand kill the batocera horsfieldi, female adult batocera horsfieldi can be efficiently and specially attracted, so that the purposes of concentrated attracting and killing can be achieved, an egg yieldof the batocera horsfieldi can be significantly reduced, a pest population density in a coming year can be reduced, and the purposes of prevention and control are achieved; experiments confirm that 99% or more of attracted and killed insect species are target insect species, a ratio of other insect species is very small, and most of attracted and killed insects are pests, such as scarabs; and theattractant has no attracting effect on beneficial insects and is suitable for large-scale promotion.

An antalgic Chinese medicine is prepared from chrysanthemum flower and additive through extracting the volatile oil from chrysanthemum flower, filtering the extracting liquid to obtain filtrate and dregs, decocting the dregs, filtering, extracting by hexyl acetate and then n-butanol, and proportionally mixing all together. Its advantages are high curative effect and high biologic utilization rate.