12 results about "Benzyl acetate" patented technology

The invention discloses lipolytic enzyme MfLPE and application of the lipolytic enzyme MfLPE to synthesis of ester spices, and belongs to the technical fields of enzyme engineering, new enzyme resource mining, biological catalysis and green chemical engineering. According to the method disclosed by the invention, lipolytic enzyme MfLPE obtained by heterologous expression and purification is used as a biocatalyst, and cheap and easily available acyl donors (methyl p-nitrobenzoate, methyl p-nitrobenzene butyrate or methyl p-nitrobenzene caprylate) and common aromatic alcohols (benzyl alcohol and phenethyl alcohol) are subjected to catalytic reaction in pure water or a small amount of organic solvent; typical ester perfumes such as benzyl acetate, phenethyl acetate and phenethyl caprylate can be efficiently synthesized, the conversion rate reaches 75% or above, the product selectivity is high, the technological conditions are mild, environment friendliness is achieved, amplification to a continuous flow reaction is easy, and organic solvent dependence and production cost are remarkably reduced. The invention provides a new enzyme source and process scheme for green biosynthesis of ester spices, and has a good industrial application prospect.

The utility model relates to the field of pickling devices, in particular to a pickling device for refining spice benzyl acetate, which comprises a base, a pickling tank fixed at the top of the base, a drain pipe fixedly communicated with the bottom of the side end of the pickling tank, a stop valve fixed on a pipe body of the drain pipe, a tank cover mounted at the side end of the base through a lifting component and positioned right above the pickling tank. The top of the tank cover fixedly communicates with a feeding pipe, a driving assembly is fixed to the middle of the top of the tank cover, a stirring assembly is detachably installed on the driving assembly, a material fishing assembly is fixed to the stirring assembly, and a scraping assembly is fixed to the material fishing assembly. The pickling tank has the beneficial effects that the condition that an oil layer is damaged and fragments of the oil layer are remained when a fishing net is used for fishing a benzyl acetate essential oil layer in a traditional mode can be improved, and meanwhile, the inner surface of the pickling tank can be effectively scraped and cleaned, so that the refining quality of follow-up spice benzyl acetate is improved; and the material fishing assembly and the scraping assembly are convenient to disassemble and assemble, and use is convenient.

A deodorant aerosol composition comprising an activated aluminium sesquichlorohydrate, a C10-C14 branched-chain hydrocarbon and a fragrance comprising one or more components selected from dihydromyrcenol, linalool, benzyl acetate, citronellol, linalyl acetate, alpha-methyl ionone and gamma undecalactone.

To provide a new technology for a carbonated beverage containing carrot juice, which enables improvement in carrot sensation and smoothness.SOLUTION: A carbonated beverage containing carrot juice and at least one or two or more compounds selected from benzyl acetate, δ-decalactone, and γ-dodecalactone, the content thereof being 5 ppb or more.SELECTED DRAWING: None

The utility model relates to a vacuum distillation device for extracting jasmine flower components, which comprises a distillation kettle, a separator and a collecting bottle, and further comprises a vacuum check valve, a vacuum pump, a primary condensing pipe group and a secondary condensing pipe. The boiling point is remarkably reduced in a vacuum environment (for example, the boiling point of jasmine flower essential oil can be reduced from 200 DEG C to 50 DEG C or below), oxidative decomposition of heat-sensitive aromatic substances (such as linalool and benzyl acetate) is avoided, and complete aroma molecules are reserved; according to the utility model, a multi-stage condensation reflux mode is adopted, effective components of jasmine flowers are extracted to the greatest extent, the first-stage condenser consists of a plurality of groups of spiral condensation pipes, and steam is simultaneously introduced through the branch pipe joints, so that the steam treatment capacity is improved, the distillation efficiency is improved, and the extraction purity is improved by 20-30%.

The invention relates to the technical field of essence, and particularly discloses an essence composition for oral care and cleaning and a preparation method thereof. The invention discloses an essence composition for oral care and cleaning. The essence composition is prepared from the following raw materials in parts by weight: 5-10 parts of linalool, 5-10 parts of dementholized peppermint oil, 10-50 parts of synthetic menthol, 10-50 parts of an essence solvent, 1-5 parts of methyl dihydrojasmonate, 1-5 parts of benzyl acetate, 1-5 parts of phenethyl alcohol, 1-5 parts of linalyl acetate and 1-5 parts of cis-jasmonone. The preparation method comprises the following steps: uniformly stirring and mixing the raw materials in a stirring container, and homogenizing the obtained mixed liquid at high pressure. The essence composition for oral care and cleaning can keep the fragrance stability when being influenced by saliva washing, chewing activity and pH value change, so that the fragrance retention time of the essence after the application of the oral care and cleaning product can be remarkably prolonged, the fragrance can be retained in the oral cavity for a long time, and the oral cavity can be continuously kept fresh.

The invention relates to the technical field of flavors and fragrances, and particularly discloses an essence composition for a toilet cleaner product and a preparation method of the essence composition. The invention discloses an essence composition for a toilet cleaner product. The invention relates to a hand sanitizer which is prepared from the following raw materials in parts by weight: 0.6 to 0.8 part of citral, 0.8 to 0.9 part of geranyl acetate, 0.9 to 1.0 part of leaf alcohol, 0.9 to 1.1 parts of sorbitol ester, 0.9 to 1.1 parts of Italian lemon oil, 1.5 to 1.7 parts of allyl heptanoate, 1.6 to 1.8 parts of tricyclodecenyl acetate, 1.8 to 2.2 parts of dihydromyrcenol, 1.8 to 2.2 parts of linalyl acetate, 3 to 3.2 parts of styralyl acetate, 3.4 to 3.6 parts of ethyl 2-methylbutyrate and 4.5 to 4.9 parts of benzyl acetate. The deodorant comprises the following components in parts by weight: 7.2-7.6 parts of o-tert-butyl cyclohexyl acetate, 9.4-9.8 parts of hexyl acetate, 40-45 parts of a solvent, 1-1.3 parts of a deodorant synergistic complex and a volatile synergistic complex, the volatilization synergistic compound is prepared from the following components in parts by weight: 2.6 to 3.64 parts of a volatilization synergistic component A; and 12.6 to 13.6 parts of a volatile synergistic component B. After the essence composition for the toilet cleaner product, disclosed by the invention, is applied, the essence composition can show relatively good coordination between odor removal property and volatility.

A deodorant aerosol composition comprising an activated aluminium sesquichlorohydrate, a C10-C14 linear hydrocarbon and a fragrance comprising one or more components selected from limonene, dihydromyrcenol, benzyl acetate, citronellol, linalyl acetate, alpha-methyl ionone, gamma undecalactone, methyl dihydrojasmonate, and hexyl cinnamal.

A deodorant aerosol composition comprising an activated aluminium sesquichlorohydrate, a C14-C18 branched-chain hydrocarbon and a fragrance comprising one or more components selected from limonene, dihydromyrcenol, linalool, benzyl acetate, citronellol, linalyl acetate, alpha-methyl ionone, gamma undecalactone, methyl dihydrojasmonate and hexyl cinnamal.

The invention relates to the technical field of wine brewing, and discloses a natural high-brewing wine brewing process by mixed fermentation of longan, grapes and jasmine tea, which comprises the following steps: (1) raw material preparation: selecting longan grapes in Jiaodong peninsula producing area, removing stems and crushing to obtain grape juice; the Fujian and Fuzhou jasmine tea is quantitatively analyzed and selected through a GC-MS technology, and the benzyl acetate content of the jasmine tea ranges from 20.3 mu g / g to 35.2 mu g / g; synchronously preparing tea polysaccharide microcapsules: performing water extraction, alcohol precipitation and purification on Fujian and Fuzhou jasmine tea to obtain tea polysaccharide, mixing the tea polysaccharide with beta-cyclodextrin according to the mass ratio of 1: (3-5), and preparing the tea polysaccharide microcapsules with the particle size of 5-10 microns by adopting a spray drying method; (2) first cold extraction: mixing the grape juice with jasmine tea and tea polysaccharide microcapsules, wherein the addition amount of the jasmine tea is 2-5% of the mass of the grape juice; by precisely controlling the low alcohol content and the residual sugar content, the low-alcohol-content and low-burden-content beverage conforms to the slightly-smoked and low-burden consumption trend, the product flavor difference is remarkable, and the requirements of young consumer groups are met.

A deodorant stick composition comprising an activated aluminium sesquichlorohydrate, a C15-C19 alkane hydrocarbon and a fragrance comprising one or more components selected from limonene, dihydromyrcenol, benzyl acetate, citronellol, linalyl acetate, alpha-methyl ionone, and hexyl cinnamal.

This invention discloses a plum blossom fragrance and its artificial preparation method, belonging to the field of fragrance and flavor technology. The plum blossom fragrance is composed of the following components by mass percentage: cinnamyl alcohol 60.8%-74.4%, eugenol 4.5%-5.6%, benzyl acetate 0.2%-0.3%, 3-phenylpropanol 1.3%-1.7%, cinnamyl acetate 1.1%-1.3%, benzaldehyde 1.1%-1.3%, 4-vinylphenol 17.7%-21.6%, benzyl benzoate 3%-3.7%, nonanal 0.06%-0.1%, and hexanal 0.02%-0.05%. The obtained plum blossom fragrance has a similarity of up to 7.25 / 10 to the aroma of natural plum blossoms, and has advantages such as high aroma reproduction and controllable cost.