326 results about "Pinene" patented technology

An aqueous organic acid composition containing a terpene as corrosion inhibitor intensifier is especially suitable for use in acidizing subterranean formations and wellbores. The composition substantially reduces the corrosive effects of the acidic solution on metals in contact with the acidic solution. Suitable terpenes include carotene, limonene, pinene, farnesene, camphor, cymene and menthol.

An environmentally-friendly cleaning composition for industrial and consumer applications comprising (a) a blend of dibasic esters, (b) one or more surfactants (c) and, optionally, (d) water or a solvent. The dibasic esters are be derived from a blend of adipic, glutaric, and succinic diacids, and, in one particular embodiment, the blend comprises dialkyl adipate, dialkyl methylglutarate and dialkyl ethylsuccinate, wherein the alkyl groups individually comprise a C₁-C₁₂ hydrocarbon group. The one or more surfactants are typically chosen from alcohol alkoxylate, an alkyl phenol ethoxylate, a terpene, a terpene alkoxylate or any derivates thereof. Optionally, additional components or additives including delaminates such as pinene and d-limonene, fragrances, whiteners, stabilizers, thickeners and the like can be added to the composition. The industrial or consumer application selected from the group consisting of a graffiti cleaner, a painted-substrate cleaner, an ink cleaner, a metal substrate cleaner, a plastic substrate cleaner, an environmentally friendly cleaner, a stain-spot cleaner, an industrial hand cleaner, a resin cleaner, a tar resin cleaner, a textile cleaner, a paint stripper and any combination thereof.

There is provided an animal feed, an anticoccidial agent, and an anticlostridial agent having less harm and an excellent prophylactic and/or therapeutic effect for coccidiosis and clostridial disease. Also provided is a prophylactic and/or therapeutic feed for coccidiosis containing pinene, thymol, eugenol, and limonene; an anticoccidial agent containing pinene, thymol, eugenol, and limonene as active ingredients; a clostridial disease prophylactic and/or therapeutic feed containing pinene, thymol, eugenol, and limonene; and an anticlostridial agent containing pinene, thymol, eugenol, and limonene as active ingredients.

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.

The present invention provides a polysilazane-treating solvent which has excellent dissolving power and stability, has no influence on a substrate as an underlying layer and the properties of a polysilazane, is excellent in shape of cut edge, and further has high safety to the human body. The treating solvent comprises a solvent selected from the group consisting of tetralin, p-menthane, p-cymene, α-pinene, 1,8-cineol, and mixtures thereof, and a polysilazane treatment method using the same. This solvent may further comprise a solvent selected from the group consisting of aliphatic hydrocarbons, alicyclic hydrocarbons, and mixtures thereof.

Generating heat within a combination solvent/acid system removes undesirable deposits from petroleum reservoir formations (especially the near well-bore region), oilfield equipment, and petroleum processing equipment. An exothermic reaction occurs between the solvent and the acid and the heat evolved helps remove organic solid deposits. The acids may include organic acid compounds, such as sulfonic acids, sulfuric acid and nitric acid. The solvents may include terpene- and terpene-derivative-containing solvents, including, but not necessarily limited to, limonene, pinene, dipentene, myrcene, turpentines and compounds having at least one double bond, such as methyl furan, dienes, styrene, vinyl acetate and the like. The exothermic reaction produces a great amount of heat, and together with using certain acids and solvents already known as effective to remove paraffin and asphaltene deposition, removing such deposits is improved.

The purpose of the present invention is to provide antiseptic disinfectant, and cosmetics and toiletries, medicine or food containing the same, which enhance the antibacterial activity that 1,2-alkanediol originally have against a broad range of strains by compounding 1,2-alkanediol with 5-10 carbons and a certain fragrance component. The present invention relates to an antiseptic disinfectant, and cosmetics and toiletries, medicine or food containing the same, which include 1,2-alkanediol with 5-10 carbons, and one or more materials selected from a group of thymol, eugenol, citronellal, terpinyl acetate, citronellol and β-pinene.

The invention relates to a broad-spectrum attractant for needle leave wood pests, which is characterized by consisting of an active composition and solvent absolute ethyl alcohol. The active composition consists of alpha-pinene, beta-pinene, camphene, limonene, isolongifolenone, trans-carypohyllene, turpentine, terpinolene and beta-phellandrene. The active composition contains alpha-pinene 40%-50%, beta-pinene 20%-25%, camphene 2.5%-3.2%, limonene 11%-13%, isolongifolenone 4.5%-5.2%, trans-carypohyllene 5%-6%, turpentine 2.5%-3.5%, terpinolene 2.5%-3.5% and beta-phellandrene 0.8%-1.2%. The broad-spectrum attractant has extremely strong luring effect to monochamus alternatus adults, has high luring effect to hyposipalus gigas Linnaeus, shirahoshizo patruelis and xyleborus mutilatus blandford, has good luring effect to more than 20 varieties of pests of coleopteran, is few in using amount, remarkable in luring effect, low in cost and broad-spectrum.

The invention relates to borneol production process, in particular to a process for producing borneol by adopting alpha-pinene. The process comprises the following steps: (1) esterification; (2) washing; (3) light oil distilling; (4) saponification; (5) cooling; (6) centrifugal crushing; (7) coarse crystallization; (8) fine crystallization; (9) drying. According to the process, a green catalysis method is adopted to produce the borneol, the borneol production cycle is short, the production danger coefficient is small, the pollution level is low, and the quality of the product is high.

A flavor and fragrance composition possessing an antibacterial activity effective against periodontal disease-causing bacteria and/or a halitosis-inhibition action capable of controlling production of volatile sulfides, which is safe for the human body, and containing at least one or more substances selected from food fragrance materials such as hexylaldehyde, caryophyllene alcohol, cinnamicaldehyde, dihydroeugenol, farnesol, dihydrofarnesol, hinokitiol, isoeugenol, γ-undecalactone, d-limonene, o-methoxycinnamicaldehyde, β-pinene, γ-terpinene, terpinolene, orange oil, nutmeg oil, and grapefruit oil, and an oral care composition containing the same.

The invention discloses a preparation method of the Alpha hyphen Terpinene with high purity, which comprises the following steps: first, synthesizing Alpha hyphen Terpinene: the turpentine oil or one of the Alpha hyphen pinene or Beta hyphen pinene of industrial grade is mixed with the organic solvent and the water and one or two or the mixture of the sulphuric acid, the phosphoric acid, the p-toluene sulfonic acid and the chloroactic acid or the macropore cation exchange resin are used ascatalysts to directly react with water to generate Alpha hyphen Terpinene reaction product; the generation of the Gamma hyphen Terpinene are reduced by the method of controlling the mixture ratio and the reaction temperature of the Terpinene, the organic solvent and the water to form the transparent homogeneous solution system; second, separating the Alpha hyphen Terpinene with high purity. The invention forms the transparent homogeneous solution system through the turpentine oil or one of the Alpha hyphen pinene or Beta hyphen pinene of industrial grade and the organic solvent and water, therefore effectively inhibiting the generation of the main impurity- Gamma hyphen Terpinene.

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.

The invention relates to a method for isomerizing alpha-pinene. The method comprises the following steps of: immobilizing active components such as halide, chloride and bromide on the surface of alumina, silicon oxide, SiO2-Al2O3 or silicon-aluminium molecular sieve by virtue of surface grafting reaction, and catalyzing isomerisation reaction of the alpha-pinene with solid acid, wherein halide can be aluminium, stibium, zinc, iron, titanium, tin and zirconium, and the reaction is performed for 10-240 minutes at the temperature of 5-80 DEG C in the manner of constant-pressure liquid-solid multiphase stirring reaction or fixed bed reaction. The new method for isomerizing the alpha-pinene, provided by the invention, has the advantages that the reaction condition is mild, the selectivity of main products (camphene, limonene and terpinolene) is high, and the catalyst produces no pollution to the equipment and environment, thus the catalysis process is environmentally friendly.

The invention relates to a prepration method of a SO4<2->/ZrO2-MxOy solid superacid catalyst and the application thereof. The preparation method adopts the coprecipitation method for the preparation, thereby obtaining a precursor of a binary mixed hydroxide containing Zr and M (M is equal to Al or Fe), the precursor is carried out the hydrothermal treatment, dilute sulfuric acid is used for soaking, and the solid superacid catalyst with the larger specific surface area is obtained after the high-temperature calcination. The catalyst can obtain good effect, high conversion rate of Alpha-pinene and high selectivity of target products of camphene and limonene by being applied in the Alpha-pinene isomerization reaction.

The invention is a method to prepare epoxy pinane from pinane using sodium percarbonate as agent. It uses the sodium percarbonate as agent, adds acetic anhydride at reaction time, adds phase-transferring catalyzer in need, controls the reaction below 60 C degree for 1-24 hours and obtains epoxy pinane.

The invention relates to the fields of catalytic material and heterogeneous catalysis. A high performance alpha-pinene isomerization catalyst is prepared by using a commercial Beta molecular sieve as a raw material and carrying out a post treatment modification on the Beta molecular sieve through an alkali treatment. Specific preparation conditions comprise: employing sodium hydroxide solution to carry out an alkali treatment on the Beta molecular sieve; filtering; washing; drying at 110 DEG C; and roasting at 550 DEG C. The catalyst preparation method of the invention is simply operated and has mild reaction conditions on alpha-pinene isomerization; main products of camphene, alpha-terpinene, limonene, gamma-terpinene and terpinolene have high selectivity; the catalyst has no pollution to equipment and environment; and the catalytic process is environment friendly.

Methods, combinations and compositions for relieving or preventing the effects of stress are provided. In particular, combinations and compositions comprising cis-3-hexen-1-ol, trans-2-hexenal and α-pinene, articles of manufacture impregnated with the combination or composition and methods of relieving stress by exposure to the combination or composition are described.

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.

Pinene copolymers which function as crystallizable tackifiers are described. Also described are temperature switchable pressure sensitive adhesives comprising an elastomer and a crystallizable pinene-based tackifier. These pressure sensitive adhesives exhibit a sharp reduction in peel strength when the temperature is raised above the switching temperature. The adhesive properties of these adhesives may be readily tuned by adjusting the ratio of the elastomer and the crystallizable tackifier, and by altering the crystallizable group on the tackifier. The temperature switchable pressure sensitive adhesives have use in medical, consumer, and industrial applications.

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.

The invention discloses an Alfa-pinene isomerization catalyst to improve the single ring terpene yield and a preparation method thereof. The composition of the catalyst is as follows: the mass ratio of zirconia and neodymium oxide is 1:0.03 to 0.09. The catalyst has the preparation method that a mesoporous alumina is adopted as a basic carrier, to prepare the loaded nano composite carrier by directly synthesizng mixture composed of nano zirconia and the neodymium oxide on the surface of the carrier by an immersion method, and to process the composite carrier by adopting an ultrasonic wave and microwave drying technique; the solid acid catalyst, applied to the Alfa-pinene isomerization reaction, is made from the loaded composite carrier SO4<2->. Results show that the conversion rate of the Alfa-pinene is over 98 percent, the single ring terpene accounts for more than 60 percent of an isomerization product. The Alfa-pinene isomerization catalyst has low cost and is pollution-free for the environment and equipment; besides, the prepared catalyst has high activity, high selectivity and high stability.

The invention discloses a mango deporaus marginatus pascoe attractant and preparation method thereof. The attractant is prepared through taking liquid paraffin as a solvent and mixing the following components with the equal mass: 100 microgram/ml of valencene, Beta-geraniolene, terpinolene, Beta-caryophyllene, aromadendrene, Alpha-farnesene and (1R)-(+)-Alpha-pinene and trans-2-hexenal. The attractant is a special component screened out from host plants, and has the characteristics of long function effect and strong goal orientation, and meanwhile, the attractant induces the deporaus marginatus pascoe adults to quickly enter a target trapping area and keeps the deporaus marginatus pascoe adults from escaping from a target trapper, the trapping lasting period reaches 20 days above, so that the probability of the deporaus marginatus pascoe adults to mating and spawning in the natural environment is greatly reduced, and the female and male deporaus marginatus pascoe adults can be trapped and killed together, as a result, the attractant is of great significance in the reduction of the field population quantity of the mango deporaus marginatus pascoe, improvement of control efficiency of the mango deporaus marginatus pascoe, and the development of green, safe and sustainable pollution-free technologies.

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.