163 results about "Terpene Compound" patented technology

The invention relates to the use, in emulsion polymerization, of at least a compound derived from a terpene and comprising a number of oxypropylene units ranging between 0 to 20, and a number of oxyethylene units ranging between 2 to 80.

The invention discloses a method for refining and concentrating citrus essential oil, which belongs to the technical field of natural plant essential oil refining and includes 1 preparation of crude essential oil; 2 degassification of the crude essential oil; 3 molecular distillation of the crude essential oil; 4 quality inspection of concentrated essential oil and other steps. The molecular distillation technology is used for refining and concentrating the citrus essential oil, heat-sensitive components in the essential oil can be protected effectively, no additive is added, and solvent is free of residue. The method achieves efficient separation of terpene compounds and terpene oxides in the citrus essential oil, enables relative content of residual oxides after distillation to be increased to 5-20 times of that of original oxides, and remarkably improves aroma value of the essential oil. Product aroma is strong and fresh, and characteristic aroma is remarkable. The method can be popularized and applied in citrus production places and related enterprises.

The present invention relates to an epoxy resin composition for sealing photosemiconductor, the epoxy resin composition containing (A) a bisphenol-type epoxy resin represented by the following formula (1) (in the formula, R1s represent hydrogen atom, a C1-C8 alkyl group, a halogen atom; R2s represent hydrogen atom, a C1-C5 alkyl group, a halogen-substituted (C1-C5) alkyl group or phenyl group; n represents an integer), where the ratio of the total content of such bisphenol-type lower molecular epoxy resins with n=0, 1 or 2 is 10% by weight or more of the whole resin; (B) a terpene backbone-containing polyvalent phenol curing agent prepared by adding two molecules of phenols to one molecule of a cyclic terpene compound; (C) a curing-promoting agent; (D) at least one resin selected from the group consisting of epoxy resins except for the component (A) and novolak resins as a curing agent; and an photosemiconductor device sealed with the cured material of the composition, where the composition has great workability and good productivity of sealed photosemiconductor, so that the resulting photosemiconductor sealed with the cured material of the composition has great solder reflow resistance after moisture absorption and good thermal resistance for HC.

The invention relates to a low-salt compound flavored pickle of jerusalem artichoke and a preparation method of the low-salt compound flavored pickle, belonging to the technical field of food processing. The method comprises the following steps: with certain quality of jerusalem artichoke, Chinese cabbage and cowpea as main raw materials, preparing a pickling liquid from water, salt, white sugar, chilli, pricklyash peels and ginger slices; adding a brittleness-keeping agent prepared from CaCl2, gelatin and pectinase, inoculating a leavening agent prepared from lactobacillus pentosus and lactobacillus plantarum, and producing the low-salt compound flavored pickle of the jerusalem artichoke; and packing, sterilizing, cooling to prepare the low-salt compound flavored pickle. According to the method, rapid production of the low-salt and high-quality flavored pickle of the jerusalem artichoke is realized; peeling is not needed; a color retention agent or a preservative is not added; the process is simple; the cost is low; the bioactive substances such as synanthrin and fructo-oligosaccharide are preserved to the maximal extent; meanwhile, new functional factors such as functional terpene compounds are generated by fermentation; the low-salt compound flavored pickle is bright in color and luster, sour, crisp and refreshing, and unique in flavor, and has the healthcare efficacies of appetizing, helping digestion, improving digestion, preventing decayed tooth, preventing obesity, lowering blood glucose and improving the immunity.

A method for the extraction and isolation of the terpene and isoprenoid compounds from plant material, followed by a centrifugal force induced selective crystallization of isoprenoids resulting in a separation of terpene and isoprenoid fractions. This this method is suitable for the extraction of cannabinoids from Cannabis and the enrichment tetrahydrocannabinolic acid and reduction of tetrahydrocannabinol in an extract.

The invention provides a method for extracting propolis by simulative biological fluid bed supercritical CO2 fluid, which comprises that: bran (or rice bran and the like) taken as biomembrane carrier and original gum particles after physical treatment simulate a fluid bed in an extraction kettle to perform gridded filling, the supercritical CO2 fluid is used for extraction, and the lowest speed of a granular bed converting from a stationary state to fluidization is regulated by regulating temperature, pressure and flow rate of the fluid in the extraction process so as to reach the critical fluidization state; therefore, high-quality and high-yield propolis extract is obtained through a cyclic process of fluidization diffusion, dissolution and separation between granules and the fluid. The method improves the yield of the propolis extract, reduces the cost, and extracts nearly all terpene compounds and 40 to 50 percent of flavonoid compounds in the propolis at the same time; and products do not have organic solvent.

The presently claimed invention is directed to agricultural compositions which find primary use as a herbicide, through may also be used for pesticidal and fungicidal roles. The presently claimed invention comprises compositions combining monterpene compounds with fatty acid soaps. In particular monterpene alcohols are preferred as a primary phytoactive agent. Preferred embodiments are based on coniferous oils, such as pine oil, in combination with a tall oil reacted with an alkali to form a fatty acid soap. Preferred methods of application include spraying in a manner in which some foaming effect is observed, which appears to confer advantage over the spray application of monoterpene compounds alone.

Firstly, CO2 or propane are used as solvent to make supercritical extraction of effective component of propolis, then ethyl alcohol or ethyl acetate or ethylene glycol and its aqueous solution are used as solvent to make microwave auxiliary extraction of residual effective component being in propolis. Said invention utilzies supercrilical CO2 extraction process to obtain almost complete terpenes compounds and 20-30% of flavone compound being in propolis which contains no organic solvent. Said invention utilizes microwave auxiliary extraction process to high-effectively recover residual effective component.

The invention relates to a limiting chiral chromatography stationary phase material and a preparation method thereof. An atom transfer radical polymerization method and a click chemistry method are applied, a terpenes compound containing triazo is taken as a monomer, block polymerization is conducted on a silicon surface, a chiral separation layer with the inner layer bonded with cyclodextrin is prepared, and a limiting chiral separation material capable of removing protein is arranged on the outer layer. The limiting chiral chromatography stationary phase material has a multi-layer structure and mixing functions, can be used as a stationary phase, and is applied to the direct test on chromatograph of a sample containing protein, and simultaneously, the chiral separation can be conducted. By being taken as the new material for analysis of a chiral sample, the limiting chiral chromatography stationary phase material is applied to omitting the pretreatment of precipitated protein in the analysis of a biological sample, and the analyzing efficiency and accuracy are improved.

The invention is suitable for the technical field of pesticide solvents, provides a plant source green and environment-friendly solvent and simultaneously provides a method for preparing the plant source green and environment-friendly solvent from destructive distillation turpentine. The plant source green and environment-friendly solvent comprises the following components in percentage by mass: 10 to 40 percent of pinene, 10 to 40 percent of D-limonene, 5 to 15 percent of longifolene, 5 to 15 percent of camphene, 3 to 15 percent of dehydroabietic acid, 1 to 10 percent of pinane and 0 to 2 percent of antioxygen. The preparation method comprises the following steps: (1) pulverizing and dehydrating the turpentine; (2) performing dry distillation and collecting lysate; (3) washing the turpentine by alkali liquor, standing the washed turpentine for fractional distillation; (4) performing dehydration; and (5) adding the antioxygen for uniform dissolution to prepare the plant source green and environment-friendly solvent. A raw material adopted by the solvent is the turpentine of pine trees, and is low in cost; the preparation method has simple process, environmental protection and lessenergy consumption; decomposition components give priority to safe and environment-friendly components, such as a terpene compound and the like and can be controlled; and the plant source green and environment-friendly solvent has low production cost, safety and environmental protection, and is beneficial for people.

A sullage ciearing agent for runway,uses water as dispersion medium of dispersion system which contains terpene compound(0.1-20%), hydrocarbon and another compound compound (0.05-15%),no ion and / or negetive ion surface active agent the other is water spray the sullage ciearing agent on sullage of runway and taxitrack of airport,after one hour,the sullage is immersed, expanded and becomes unstable to fall off from the surface,which can be washed to be clean. It is suitable dor clearing sullage on runway of concrete and bitumen,has good effect,convenient operation,is friendly to the environment,as well as will not destroy mark paint, lighting fixture of runway.

The invention discloses a detecting method for trace amount aroma components in a natural aromatic product. The detecting method mainly comprises steps of: puffing and trapping pre-treatment, puffing and trapping of volatile components, thermal desorption cold hydrazine system enrichment components, GC-MS analyzing and the like. The detecting method enriches substances of the natural product by a sample pretreatment technique-puffing and trapping / thermal desorption; compared with the traditional static headspace, the puffing and trapping technique can analyze volatility and semi-volatile compound with high molecular weight, has stronger analytical capacity on the identification of olefine, is particularly suitable for analyzing trace amount terpene compound with volatility components such as essential oil and the like, does not need using a dissolvent for extraction, can cause experimenters not to expose in potential hazardous chemicals and does not need to carry out waste treatment on the dissolvent. The detecting method has simple operation, high automation degree, environmental friendly, good enrichment effect and high sensitivity.

An aqueous ophthalmic composition comprising one or more terpene compounds, and one or more natural polymers selected from the group comprising hyaluronic acid, condroitin sulfate, alginate, guar gum, fructan, arabinogalactan or any corresponding salt or derivative of each thereof. The compositions can be used to disinfect or package a contact lens, or as an eye drop to comfort irritated eyes or rewet a contact lens.

The invention provides a method for preparing a botanical environment-friendly solvent, and in particular relates to a method for preparing the botanical environment-friendly solvent from pine resin through ultrasonic catalytic cracking. Raw materials for preparing the botanical environment-friendly solvent are all from the pine resin, and have low price; the ultrasonic catalytic cracking method adopted has simple process, mild cracking conditions, environmental protection, and low energy consumption; cracking products are mainly safe and environment-friendly components such as terpene compounds and the like; and the obtained botanical environment-friendly solvent has high yield, low price, no conflict with human, and safety and environmental protection.

The present invention is a sprayable gel cleaning composition and method for producing the same that can be used to remove household and industrial spots and stains that are often present on walls, cabinets, stove tops, doors, and trim. In addition, this invention can be used to clean bug and tar stains present on automobiles, trucks, and other machinery. The sprayable gel cleaning composition is made of a solution and a gel-forming material capable of forming a gel when placed with the solution. The gel is capable of liquefying and also capable of reforming a gel when applied to a surface. The solution is composed of citrus water distillate, a solvent, a surfactant, and a terpene compound. The gel-forming material is composed of a montmorillonite or synthetic clay.

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.

The invention discloses lucid ganoderma-gingko wine, relating to the technical field of biological engineering. According to the wine provided by the invention, the alcoholic strength is 8-16%, the content of general flavone is 1-5 mg / L, the content of gingko lactone is 1-6 mg / L, the content of general terpenes compound is 30-800 mg / L, the content of protein is 60-200 mg / L, the content of ganoderic acid is 10-17 mg / L, the content of soluble sugar is 0-2.0%, the content of gingko phenolic acid is 0-5 ppm and the content of hydrocyanic acid is 0-0.1 microgram / liter. According to the preparationmethod provided by the invention, the gingko is hydrolyzed by utilizing a double-enzyme method to obtain a gingko hydrolyzing solution and the gingko hydrolyzing solution contains active compounds including gingko flavone, terpenes compounds, amino acid, peptides and starch and the like, wherein the content of the amino acid and the peptides is not less than 1% and the content of the starch is not less than 2%; the hydrolyzing solution is converted through lucid ganoderma strains and a rice mold culture is added to ferment to obtain fermentation liquor; the fermentation liquor is filtered andblended to obtain the lucid ganoderma-gingko wine. The wine provided by the invention contains the active components of the gingko and the lucid ganoderma and has the functions of preventing hypertension, resisting oxidization and the like.

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

The presently claimed and disclosed invention(s) provides a therapeutically effective composition and method of inhibiting nerve cell transmission. In a preferred embodiment of the presently claimed and disclosed invention(s), the treatment of neuropathic pain utilizing terpene compounds isolated from plant essential oils or manufactured synthetically is detailed. These compounds, such as geraniol and citronellol, as well as chemical analogs thereof, used in combination or individually, can be used alone or in a composition with a pharmaceutically acceptable carrier in a suitable dosage form.

A process for preparing water-soluble high-concentration orange essence includes high-vacuum fractionating by use of the active component capturing system and falling-film evaporator to avoid the loss of active components and the thermal polymerization of terpene compounds, short-route distilling for separating aldehyde, ketone, ester and alcohol and removing water-insoluble hydrocarbon, capturing the fragrant component, mxiing with the refined oil of orange, tangerine, lemon, etc, and dispensing.

The invention relates to nano titania, comprising A) semiconductor material doped nano titania as matrix, B) conjugated system organics covering the surface of the semiconductor material doped nano titania matrix and C) terpene compounds covering the semiconductor material doped nano titania matrix, wherein the semiconductor material is selected for oxide of tungsten, niobium, chromium, indium, tin, strontium, iron, vanadium, gallium, germanium or zinc; the weight ratio of titanium to the semiconductor material in terms of metal oxide in the semiconductor material doped nano titania matrix is60:40-96:4; the grain size of the semiconductor material doped nano titania matrix is not more than 100nm; the conjugated system organics account for 0.01-20% of the semiconductor material doped nanotitania matrix by weight; and the terpene compounds account for 0.5-10% of the semiconductor material doped nano titania by weight. The invention also relates to a method for preparing the titania.

The invention relates to terpene essence for cigarettes prepared by utilizing terpene compounds, a preparation method and a use thereof. The preparation method of terpene essence for cigarettes comprises a preparation step of surfactant-coated lipase and an enzymolysis step of terpene compounds. Terpene essence for cigarettes can be used for smoking materials and has a good effect of aromatic flavoring and obviously improves plumpness and harmony of smoke. The method provided by the invention can shorten the reaction time of essence from 10-15 hours to 5-6 hours in a preparation of terpene compounds, reduce the reaction temperature from 120-160 DEG C to 25-40 DEG C, therefore volatilization loss of perfume compounds is reduced from 11-18% to 0.5-1.0% through a thermal cracking method, thequality of products is improved, and meanwhile no discharge of industrial wastes is achieved.

The invention provides a surfactant. The surfactant comprises, by mass, 1 to 83% of an agricultural surfactant, 0.2 to 48% of a terpene compound and 0 to 20% of a solvent. The surfactant provided by the invention can substantially improve unpleasant smell of most pesticides and improves the application environment of pesticide; the surfactant also has good compatibility and can be mixed with pesticides at any ratio; and the surfactant can improve the dispersion stability of active components of a pesticide in an aqueous solution, enhance the wetting and penetration spreading performance of a liquid pesticide and the anti-volatilization and anti-drift performance of spray droplets, delay or overcome the problem of resistance to the active components of the pesticide and prolong the service life of the active components of the pesticide.

The invention discloses a building method for producing lycopene recombinant bacteria and application. The lycopene recombinant bacteria are optional one of first lycopene recombinant bacteria, second lycopene recombinant bacteria and third lycopene recombinant bacteria, wherein first lycopene recombinant bacteria are obtained by increasing the expression and / or activity of (E)-4-hydroxyl-3-methyl-2-butenyl-geranylgeranyl pyrophosphate synthase genes ispG and the (E)-4-hydroxyl-3-methyl-2-butenyl-geranylgeranyl pyrophosphate reductase genes ispH in lycopene escherichia coli; the second lycopene recombinant bacteria are obtained by regulating the expression and / or activity of the crt operon of the first lycopene recombinant bacteria; the third lycopene recombinant bacteria are obtained by regulating the expression and / or activity of the glpD genes of the second lycopene recombinant bacteria. Experiments show that the terpene compound synthesizing ability of recombinant escherichia coli can be increased effectively by expressing the ispG and ispH genes in the recombinant escherichia coli with certain terpene compound synthesizing ability in a coordinated manner, and terpene compounds include beta-carotene, lycopene and other terpene compounds.

The present invention discloses a camphor deodorizing liquid for formaldehyde elimination and a preparation method therefor. The camphor deodorizing liquid for formaldehyde elimination of the invention comprises the following components: 90 to 110 parts by weight of an ethanol extract of purebred camphor and 5 to 15 parts by weight of an essence. The camphor deodorizing liquid for formaldehyde elimination of the invention contains the ethanol extract of purebred camphor, and the extract comprises large amounts of polyphenols, lignans and terpene compounds which can be subjected to chemical reactions with the formaldehyde in the air to allow the formaldehyde to be turned into non-toxic harmless substances, thus eliminating the hazards of formaldehyde. The camphor deodorizing liquid for formaldehyde elimination of the present invention can be further processed into an aerosol which is simple in operation, and suitable for household use.

The invention relates to the technical field of microbial medicine, in particular to mixed-source terpene compounds obtained from a fermentation product of Aspergillus ustus, a separation and purification method of the mixed-source terpene compounds and application of the mixed-source terpene compounds to the aspect of inhibiting the neuramidinase activity. The mixed-source terpene compounds include a compound 1, a compound 2 and a compound 3 shown as a formula I, wherein the molecular formula of the compound 1 is C33H34O12; the molecular formula of the compound 2 is C32H38O11; the molecular formula of the compound 3 is C25H28O8; shown as the formula, activity test shows that the compounds have obvious inhibition activity on neuramidinase; the median inhibitory concentrations (IC50) are respectively 5.28, 8.95 and 10.72 muM; the compound is hopeful to become novel anti-influenza virus potential medicine. The formula is shown in the description.

The invention provides six novel terpene compounds obtained by purifying traditional Chinese medicine ganoderma lucidum, a pharmaceutical compound using six novel terpene compounds as active ingredients, a preparation method of the novel terpene compounds and application of the novel terpene compounds in the preparation process of pharmaceuticals and health-care foods for treating diabetic nephropathy or chronic kidney diseases. The compound has the remarkable inhabitation effect on rat glomerular cell strain secretion IL-6 induced by high glucose, Fibronectin and IV collagen and active oxygen effect. The compound has application prospect in preparation of the pharmaceuticals for treating diabetic nephropathy or chronic kidney diseases.

The invention provides a difunctional sesterterpene / diterpene synthase LcTPS2, a coding gene and application thereof, and relates to the technical field of synthetic biology and natural pharmaceutical chemistry. According to the invention, a terpene synthase LcTPS2 coding gene for synthesizing a 14- / 18-membered ring terpene compound is cloned and functionally identified from labiatae plant Ipomoea cairica, and the nucleotide sequence of the terpene synthase LcTPS2 coding gene is as shown in SEQ ID NO.2. The genetically engineered cell constructed by the invention is safe and stable and short in production cycle, and the synthesized macrocyclic sesterterpene product has anti-inflammatory and immunosuppressive activity, and has an obvious inhibiting effect on inducing a Jurkat cell line to secrete IL-2 by combining phytohemagglutinin with 12-phorboester-13-acetate and stimulating mouse T cells to generate cell factors IFN-gamma by CD3 and CD28 monoclonal antibodies. However, the compound has no obvious cytotoxicity to Jurkat and splenocytes.

To develop a means for effectively utilize terpene compounds contained in tree leaves, whereby branches and leaves cut in tree thinning and pruning can be effectively utilized as a resource. For this purpose, provided are a monoterpene component-rich essential oil containing 90% or more of monoterpene components; a method for producing the monoterpene component-rich essential oil which includes subjecting coniferous leaves to microwave steam distillation and collecting a distillate thus obtained; and a method for removing environmental pollutants which includes bringing the monoterpene component-rich essential oil into contact with atmosphere containing the environmental pollutants.