647 results about "Limonene" patented technology

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.

The invention discloses a preparation method of a chiral fluorescent nanoparticle based on a hyperbranched conjugated polymer. The method is characterized by comprising the following steps of: preparing a hyperbranched polymer containing 9,9-dioctylfluorene and a bithiophene unit into a trichloromethane solution of which the solubility is 1*10<-3> to 1*10<-1> mg/mL; and adding one of (R)-limonene or (S)-limonene into the trichloromethane solution of the copolymer together with methanol, and mixing uniformly to obtain a stable turbid solution, wherein the volume ratio of the (R)-limonene or (S)-limonene to the methanol to the copolymer is (1-8):(8-1):1. In the method, a solvent chiral transfer technology is applied to the preparation of a hyperbranched polymer chiral fluorescent nanoparticle with a hyperbranched polymer, so that the problems of high price of a chiral reagent, complex synthesis steps and the like existing in the conventional method for synthesizing the hyperbranched polymer chiral fluorescent nanoparticle are solved.

The invention discloses vehicle high-methanol content gasoline, relates to carbon-containing fuels and solves the problems of difficult low-temperature startup, serious metal corrosion, inadequate power and susceptibility to generating precipitates of the conventional methanol gasoline. The vehicle high-methanol content gasoline comprises the following components in part by volume: 70 to 86 partsof methanol, 14 to 30 parts of gasoline component oil, 0.5 to 1 part of cosolvent, 0.1 to 0.2 part of antiseptic and rubber swelling inhibitor, 0.2 to 0.3 part of detergent and 0.01 to 0.05 part of coloring agent. The cosolvent consists of isobutanol, isopropyl ether, 2-isobutanol and tetrahydrofuran, the antiseptic and rubber swelling inhibitor consists of propargyl alcohol, butanedioic acid, hexakis(dihydrogen phosphate), N-methyl morpholine, cyclohexane and dimethyl phthalate, the detergent consists of normal propyl alcohol, isopropanol, limonene and cyclohexane, and the coloring agent is Sudan IV solution. The vehicle high-methanol content gasoline has high startability, high dynamic performance, high environmental protection performance, obvious anticorrosion effect and high safety.

The invention relates to a natural plant cleaning agent. The natural plant cleaning agent is characterized in that: the natural plant cleaning agent is prepared by uniformly mixing the following components in part by weight at the temperature of between 15 and 25 DEG C: 70 to 80 parts of limonene, 2 to 10 parts of tea saponin, 1 to 10 parts of lecithin, 2 to 10 parts of citral and 0.5 to 1 part of citric acid. The natural plant cleaning agent has no any damage to a paint film, glass and the like of automobiles and home appliances, avoids the phenomenon of delamination after emulsification, and improves the cleaning effect. The natural plant cleaning agent is safe and environment-friendly and has strong detergency, a simple process and low cost.

A cover slip material and a method of making and using the same are provided. The material comprises (a) a light transmissible polymeric backing having first and second surfaces; (b) a tack free bonding layer disposed on the first surface of the backing, the bonding layer comprising polymers selected from the group consisting of acrylate, methacrylate, and combinations thereof; and (c) a protective coating disposed on the second surface of the backing. Upon exposure to an environmentally friendly activating solvent such as terpene, d-limonene, esters of coconut oil and aliphatic hydrocarbon blends, the bonding layer acquires tacky properties causing the cover slip to adhere to a specimen previously mounted on a microscope slide.

A device and process for the vacuum pyrolization of scrap tires to produce a pyrolytic oil from which valuable terpenes such as limonene and pulegone may be extracted and purified.

The invention discloses an essence particle additive as well as a preparation method and an application thereof. The particle additive consists of a particle carrier, cigarette essence and a polymeric membrane, wherein the particle carrier is used for loading the cigarette essence, and the polymeric membrane is used for coating the particle carrier loaded with the cigarette essence; the particle carrier is composed of calcium carbonate particles, a molecular sieve, tea dust, microcrystalline cellulose or cellulose microspheres; the cigarette essence is isoamyl alcohol, phenethyl alcohol, menthol, linalool, terpinol or limonene; and the polymeric membrane is prepared from sodium alginate tech grade, carboxymethyl cellulose, hydroxyethyl cellulose or pullulan. According to the physical form of the cigarette essence, the essence particle additive can be prepared by a liquid-state method and a solid-state method. When being applied to the flavoring of a cigarette filter and the production of a cigarette, the essence particle additive has the beneficial effects that when the cigarette is not sucked, the volatilization and diffusion of the essence are restrained, and when the cigarette is sucked, the essence can be uniformly released without the dependence on external forces.

The invention relates to the field of daily life, in particular to a wet tissue and a preparation method of the wet tissue. The wet tissue comprises a wet tissue body and wet tissue liquid sprayed on the wet tissue body, and the weight of the wet tissue liquid is 2 times-3 times that of the wet tissue body. The wet tissue liquid comprises, by weight, 0.1-1.0% of limonene, 0.6-6.0% of alkyl glycoside, 0.1-0.3% of polyaminopropyl biguanide, 0.05-0.1% of benzalkonium chloride, 0.05-0.3% of vitamin E, 0.1-1.0% of an aloe extracting solution, 0.005-0.15% of citric acid and 91.45-98.995% of deionized water. According to the wet tissue, the formula of the wet tissue liquid is improved, so that potential safety hazards (such as irritation, corrosivity and carcinogenicity) existing in the prior art are eliminated, and the really safe and nontoxic wet tissue is supplied to people for daily cleanness.

The invention relates to an environment-friendly orange peel extract limonene degumming and decontaminating agent and a preparation method thereof, and belongs to the technical field of articles for daily use, such as a cleaning agent and the like. The degumming and decontaminating agent is characterized by consisting of 5 to 30 mass parts of turpentine, 70 to 100 mass parts of orange peel extract limonene comprising 60 to 95 mass percent of limonene, and 0.5 to 10 mass parts of medical-grade ethanol with concentration of greater than or equal to 95 percent, wherein the materials are placed in a clean container and uniformly mixed at the normal temperature so as to obtain the orange peel extract limonene degumming and decontaminating agent; and the orange peel extract limonene degumming and decontaminating agent is bottled. All the raw materials used in the invention are natural and nontoxic raw materials with superior volatility; a mark does not remain on the surface after dirt is cleaned by using the degumming and decontaminating agent, and the degumming and decontaminating agent has fresh air of mandarin orange and rosin smell, does not have harm to environment and belongs to the environment-friendly products; and the degumming and decontaminating agent is wiped with cloth in use so as to ensure convenience.

The invention belongs to the technical field of corrosion prevention, and discloses a composite plant extract with antiseptic and bacteriostatic functions, which comprises the following components: cinnamon extract, clove extract and lemon extract. Wherein the lemon extract contains limonene; the compound plant extract can also comprise at least one of turmeric extract, orange peel extract or staranise extract. The composite plant extract comprises cinnamon extract, clove extract and lemon extract at the same time, has a broad-spectrum antibacterial effect, and has a very good sterilization or inhibition effect on staphylococcus aureus, escherichia coli, pseudomonas aeruginosa, candida albicans, aspergillus niger and bacillus cereus; the addition amount of the composite plant extract in food and daily chemical products is 0.04-0.15% in percentage by mass, the addition amount is small, the composite plant extract also has very good antibacterial and preservative effects, and the use cost is greatly reduced.

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 present invention comprises a hard surface cleaning composition including an environmentally friendly alkyl amide solvent, derived from renewable bio-based resources that works at least as well as d-limonene. In one embodiment, the present invention is a cleaning composition including an anionic surfactant salt, a saturated C₈ to C₁₀ alkyl amide solvent, a cosolvent and water. The composition is substantially free of d-limonene and can remove red food soils with up to 20 percent protein, and also functions as an asphalt removal composition.

The invention aims to develop medicinal composition fat emulsion injection containing eucalyptol, limonene and alpha-pinene and a preparation method. The preparation comprises the following components in percentage by weight: 0.0128 to 0.0320 percent of eucalyptol, 0.0084 to 0.0210 percent of limonene, 0.0028 to 0.0070 percent of alpha-pinene, 10 to 30 percent of soybean oil for injection, 1.0 to 1.5 percent of yolk lecithin for injection or 0.8 to 1.5 percent of soybean phospholipids for injection, 2.0 to 2.5 percent of glycerol for injection, and water for injection added to 100 milliliters. The preparation method has the characteristics of strong controllability of production quality, and definite treatment effect of a product. The invention fills up the blank of the medicinal composition fat emulsion injection preparation containing the eucalyptol, the limonene and the alpha-pinene.

The invention relates to an electrical equipment cleaning agent and a preparation method thereof. The electrical equipment cleaning agent comprises 1 to 5% of one or more alcohol ether solvents, 5 to 10% of dichloromethane, 30 to 50% of tetrachloroethylene, 0 to 10% of limonene and the balance one or more hydrocarbon solvents. The preparation method comprises the following steps of standing the one or more hydrocarbon solvents in a storage tank having the cone-shaped bottom for more than 24 hours, adding the one or more hydrocarbon solvents into a stainless steel reactor according to a certain ratio, orderly adding the one or more alcohol ether solvents, dichloromethane, tetrachloroethylene and limonene into the stainless steel reactor, stirring for 20 to 30 minutes, drying by a dryer and filtering by a filter to obtain the electrical equipment cleaning agent. The electrical equipment cleaning agent does not contain ozone depleting substance (ODS) raw materials of trifluorotrichloroethane (F-113), 1,1,1-trichloroethane, trichloroethylene and carbon tetrachloride, is safe and environmentally friendly, has an ozone destruction coefficient of 0.00, strong detergency of 99.9% and a strong capacity of removing mineral oil stains, soldering and dust, allows on-line cleaning, has withstand voltage more than 25KV and stable chemical properties, does not produce corrosion on circuit boards and metal materials, and can be volatilized fully without residual.

The invention relates to a detergent, and particularly to a nontoxic and harmless environment-friendly tableware detergent. The environment-friendly tableware detergent employs limonene which is a natural decontamination and de-oiling material obtained by distilling and refining citric fruit peels; the limonene is mixed with water in any proportion; the environment-friendly tableware detergent is excellent in de-oiling and decontamination abilities, biodegradable and pollution-free; meanwhile, the environment-friendly tableware detergent is obtained by compounding pure natural materials; glutinous millet flours and wheat embryo cake flours can be applied to removing vegetable oil and animal oil without corroding and damaging skin during use; wax gourd contains lots of nutrient substances, so that when a user washes tableware with the detergent, the hands of the user can be whitened and the user does not need to worry about damage to the hands by chemical substances of the prior detergent.

A composition and method for a non-emulsion crude oil simulant containing biodegradable oil, and a terpene is disclosed and described. Biodegradable oils such as canola oil, cottonseed oil, and soybean oil can be particularly beneficial for use in connection with these oil simulants. Terpenes such as d-limonene can be included to provide oil simulant compositions which exhibit good oil simulant properties. Additives such as photochromic dyes, food dyes, food-grade antioxidants, microorganisms, and nutrients can also be used. These non-emulsion based oil simulants can be readily tailored and adjusted to approximate relevant properties of a specific target fluid for use in assessing oil spill response, containment, clean-up of equipment, percolation, and/or spill behavior.

The invention relates to the technical field of edible oil, in particular to blend oil and a preparation method thereof. The blend oil is mainly prepared from, by weight, 100-120 parts of soybean oil, 10-20 parts of rapeseed oil, 5-10 parts of corn oil, 5-10 parts of deep-sea fish oil, 5-7 parts of rice oil, 3-8 parts of sunflower seed oil, 3-5 parts of olive oil, 1-5 parts of flaxseed oil, 1-5 parts of walnut oil, 1-5 parts of peanut oil, 1-5 parts of sesame oil, 1-3 parts of oatmeal oil, 1-5 parts of sea buckthron oil, 0.1-0.2 part of limonene, 1-2 parts of elaeagnus mollis seed extract, 0.5-2 parts of pseudo-ginseng root extract, 0.2-0.5 part of Chinese wolfberry fruit extract, 0.1-0.2 part of gynostemma pentaphylla extract, 0.1-0.2 part of ganoderma extract, 0.1-0.4 part of hawthorn extract and 0.1-0.2 part of licorice root extract. The raw materials of the blend oil are scientific in proportion, and balanced nutrients are provided. In addition, blood fat raising of people can be effectively prevented. The preparation method of the blend oil is simple, the raw materials are fully and evenly mixed to obtain the blend oil.

The invention discloses an extraction process of a pomelo peel essential oil. The process comprises steps of: mixing pomelo peel with petroleum ether according to a liquid to material ratio of 25-26ml petroleum ether / g pomelo peel; extracting at 48.5-49 DEG C for 1.8-1.9 h to obtain a pomelo peel essential oil extract; and recovering petroleum ether in the pomelo peel essential oil extract to obtain a pomelo peel essential oil. The invention also discloses a response surface method for optimizing the extraction method of the pomelo peel essential oil. Three variables are set up: liquid-material ratio of the pomelo peel and petroleum ether, extraction temperature and extraction time; and a piece of design expert software is employed for optimization according to the a Box-Behnken design principle. The obtained pomelo peel essential oil is analyzed by gas chromatography-mass spectrometry, and comprises the following main components, by weight: 15.67% of alpha-pinene, 19.69% of D-limonene, 13.39% of friedelin, and 8.35% of arbricolin.

The invention relates to the technical field of bioseparation and particularly discloses an extracting method of citrus essential oil. The method comprises the following steps that citrus peels are dried in the shade and smashed into powder, an extracting agent composed of dimethyl ether and ethane is added, and the mixture is extracted ultrasonically; the feed liquid mixture subjected to ultrasonic treatment is placed into a high-voltage pulse electric field to be extracted; the feed liquid mixture subjected to treatment in the high-voltage pulse electric field is subjected to subcritical extraction with organic solvent and water as extracting agents, and the extracting agents are removed, so that the citrus terpene removal essential oil is obtained. According to the extracting method of the citrus essential oil, in the extracting process, the required temperature and pressure are low, it can be ensured that aroma components in the essential oil are not damaged while the good terpene substance removal effect is achieved, the essential oil extracting yield is high, the technology is simple, and the equipment cost is low; the extract liquor obtained after subcritical solvent extraction has recycling value and can be widely used for preparing limonene.

The invention discloses an environment-friendly and anti-cracking paint which comprises the following components in parts by weight: 35-55 parts of linear alkyl aryl sulfonate, 25-35 parts of hydroxy acrylic resin, 15-20 parts of soybean plant short oil type alkyd resin, 10-15 parts of glycerin, 10-15 parts of turpentine, 15-25 parts of limonene, 5-10 parts of dimethylaniline, 0.1-1 part of a defoaming agent, 0.1-1 part of a flatting agent, 0.1-1 part of a wetting agent, 10-15 parts of mica powder, 10-15 parts of a filler and 1-3 parts of a pigment. The environment-friendly and anti-cracking paint can effectively prevent the paint surface of a floor from being cracked and prolong the service life of the floor; furthermore, the environment-friendly and anti-cracking paint is environment-friendly and healthy, so that toxic gases such as formaldehyde dispersed by the floor are greatly reduced, and the safety of a user is ensured.

The invention provides an aerial control auxiliary agent, and a preparation method and applications thereof, and belongs to the technical field of pesticide auxiliary agents. The auxiliary agent includes, by weight, 20-80 parts of modified vegetable oil, 1-5 parts of a fluorocarbon surfactant, 5-15 parts of ethoxy modified polytrisiloxane, 1-10 parts of limonene, 5-10 parts of an emulsifier, and 14-65 parts of glycerol. The modified vegetable oil is fatty acid methyl ester and/or fatty acid ethyl ester formed through the esterification of one of soybean oil, rapeseed oil, peanut oil and castoroil. Through the cooperation usage of the modified vegetable oil, the fluorocarbon surfactant, the ethoxy modified polytrisiloxane, the limonene and the emulsifier, the auxiliary agent can reduce thevolatilization rate of a liquid medicine, the proportion and droplet size of the liquid medicine can be increased, and the auxiliary agent can have good anti-drift performance; the liquid medicine can have small surface tension, and wettability can be enhanced; and in addition, the auxiliary agent can have good stability by mixing with pesticide diluent, and pesticide effects can be increased.