221 results about "Amyl acetate" patented technology

A photoresist stripper composition is made up of a mixture of an acetic acid ester, gamma-butyrolactone (GBL), and a non-acetate ester or a poly alkyl alcohol derivative. The acetic acid ester may be at least one of n-butyl acetate, amyl acetate, ethyl aceto-acetate, and isopropyl acetate. The non-acetate ester may be at least one of ethyl lactate (EL), ethyl-3-ethoxy propionate (EEP) and methyl-3-methoxy (MMP). The poly alkyl alcohol derivative may be at least one of propylene glycol monomethyl ester (PGME) and propylene glycol monomethyl ester acetate (PGMEA).

Sulfur, useable in as an additive to asphalt in the preparation of asphalt binders can be plasticized by addition of carbon and further treated with amyl acetate. This plasticized sulfur can be formed into solid particles and then added to asphalt as either a minority or majority component to create desired paving binder compositions. The solid plasticized sulfur has non-stick non-flow properties within a wide range of ambient temperatures, and it can be stored solid for subsequent use in paving applications.

The invention discloses an antimicrobial moldproof agent for silk fabrics, which is prepared from the following components in parts by weight: 8-12 parts of citric acid, 7-11 parts of polyoxyethylene trimethyl ammonium chloride, 6-10 parts of vinyl siloxane, 5-9 parts of chitosan quaternary ammonium salt, 4-8 parts of tetrasodium metaphosphate, 3-7 parts of tin tetrachloride, 3-7 parts of potassium oxalate, 3-7 parts of sodium alginate, 5-9 parts of phenyl salicylate and 10-14 parts of amyl acetate. The antimicrobial moldproof agent has favorable antimicrobial and moldproof effects; the finished fabric has favorable washing fastness and soft feeling; and the preparation technique is simple, is nontoxic and harmless to the human body, and can not destroy the cocoon fibers in the silk fabric.

The invention discloses a vinyl acetate/acrylic emulsion waterproof paint, which is prepared by the following raw materials according to weight ratio by stirring: 85 parts of vinyl acetate/acrylic emulsion , 20 parts of carboxymethyl cellulose, 25 parts of barium sulfate, 20 parts of benzoyl peroxide, 30 parts of amyl acetate, 15 parts of tourmalinite powder, 10 parts of carboxymethyl cellulose, 40 parts of magnesium silicate, 60 parts of water, 6 parts of binder, 6 parts of film forming auxiliary agent, 6 parts of dispersant and 5 parts of antifoaming agent. The product of the present invention has good application property, water resistance, insulation effect and high cost performance.

The invention discloses an additive for improving resisting phase separation performance and a heat value of methanol gasoline. The additive consists of the following raw materials in percentage by weight: 35-45 percent of aliphatic alcohol, 10-20 percent of aliphatic ether, 15-30 percent of aliphatic ester, 5-15 percent of aliphatic acid, 1-5 percent of aliphatic amine and 0.1-3 percent of emulsifier OP, wherein the aliphatic alcohol is one or more of isopropyl alcohol, n-propanol, n-amyl alcohol, isoamyl alcohol and n-butyl alcohol; the aliphatic ether is one or more of ethylene glycol methyl ether, ethylene glycol ethyl ether and ethylene glycol butyl ether; the aliphatic ester is one or more of butyl acetate, n-amyl acetate and isoamyl acetate; the aliphatic acid is oleic acid and/or naphthenic acid; the aliphatic amine is dimethylamine and/or diethylamine; and the emulsifier OP is emulsifier OP-15 and/or emulsifier OP-20. The methanol gasoline in which the additive is added has superior low-temperature resisting phase separation and water resisting phase separation performances and an obviously improved heat value.

The illegal bill scavenger is compounded with amyl acetate 90-97 wt%, acrylic acid and/or ethanol 3-8 wt%, and kerosene 2-3 wt%. The illegal bill scavenger is used via matching with one special spraying and brushing tank, which includes one spraying tank filled with pressurized gas and hydroscopic brushing fins fixed to the outer wall of the spraying tank. The illegal bill scavenger is sprayed to the surface contaminated by illegal bill before brushing with sponge brush and water flushing. It has fast eliminating effect, low cost and no damage to the base material.

A flavour composition comprises at least 0.5% by weight of one or more of the following group A materials: cinnamic aldehyde, basil oil, tarragon, cis-3-hexenyl acetate, cis-3hexenol, orange oil, lime, citral, and damascone; and at least 3% by weight of one or more of the following group B materials: anethole synthetic, alcohol C10, eucalyptol, methyl salicylate, clove bud oil, carvone laevo, benzyl benzoate, thymol, benzaldehyde, benzyl formate, ethyl salicylate, eucalyptus oil, ionone alpha, iso amyl acetate, rosemary oil, cardamom oil, ginger, eugenol, camomile oil, spearmint, and peppermint. These materials have been identified as being capable of inhibiting the growth of Porphyromonas gingivalis or the protease (arg-gingipain) activity of Porphyromonas gingivalis, and so to possess hitherto unappreciated antimicrobial properties. The invention thus enables compositions to be defined comprising flavour materials that enhance the antimicrobial efficacy of known antimicrobial agents against micro-organisms or metabolic processes associated with gum diseases. The invention also provides a consumer product, particularly an oral or dental care product, including such a flavour composition; a method for reducing or preventing gum disease; and use of the flavour compositions for reducing or preventing gum disease.

An easy-to-print circuit board silver paste is made of the following raw materials by weight portion: 6-8 parts of saturated polyester resin, 3-5 parts of polyurethane resin, 0.1-0.2 parts of polytetrafluoroethylene wax, 3-5 parts of amyl acetate, 8-12 parts of silver-coated glass powder, 65-70 parts of ultrafine silver powder, 3-5 parts of glass powder, 4-6 parts of graphite, 7-10 parts of dimethylbenzene, 0.2-0.4 parts of rosin acid aluminum soap, 5-8 parts of propylene glycol, 1-2 parts of polyisobutene, 1-2 parts of aminopropyltriethoxysilane, 2-3 parts of dipropylene glycol butyl ether, 2-3 parts of capric acid, and 0.2-0.4 parts of fluorine-containing surfactant. Graphite is added to the silver paste of the invention, which increases the conductivity. The easy-to-print circuit board silver paste has good dispersion performance, good lubricity and good printing performance. Through the adding of the silver-coated glass powder, the silver paste has good wetting property and can be well combined with a circuit board, and the circuit board is durable and firm. An organic carrier of the silver paste is resistant to high temperature, the circuit can be kept in good condition before the glass powder is melt, and the yield of circuit board printing is high.

The invention discloses a reaction-distillation coupling preparing acetic acid series ester method, which comprises the following steps: using glacial acetic acid and alcohol with lower five carbons (alcohol, optal,alcohol isopropylicum, butanol, isobutanol, amyl alcohol and isoamyl alcohol ) for raw material; adopting modified strong acidic phenylethene series basic ion exchange resin for accelerant; preparing by reaction-distillation coupling; getting acetic acid ethyl ester, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate; making glacial acetic acid and alcohol with lower five carbons to carry on esterification reaction by solid acid catalysis in trickle bed reactor; adding reaction product (acetic acid ethyl ester, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate), water and cycle still liquor in fractionating tower; getting acetic acid ethyl ester, propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate by separating at the top of the tower. The conversion rate of alcohol with lower five carbons is more than 96%, the recovery ratio of acetic acid ethyl ester (propyl acetate, isopropyl acetate, butyl acetate, isobutyl acetate, amyl acetate and iso-amyl acetate) is more than 95%. The invention has high alcohol conversion rate, which simplifies the operation.

The invention discloses a method for preparing a solid acid catalyst by a microwave solid phase method and application thereof. A catalyst is synthesized into the solid acid catalyst by using a manganese oxide octahedral molecular sieve as a carrier, using tin tetrachloride or ferric chloride as an active component and adopting the microwave solid phase method. The method efficiently implements even solid load of the active component on the surface of the carrier; the method used in a reaction for synthesizing iso-amyl acetate can implement the separation of a solid catalyst, a liquid reactant and a product more easily, and simplify the post treatment process for synthesizing the iso-amyl acetate; and the yield of ester can reach 85 percent at most.

The invention discloses a polylactic acid fiber loose dye dyeing accelerant, which consists of n-amyl acetate, compound emulsifier and water with a volume percentage of 10:0.3 to 0.6:89.4 to 89.7; wherein, the compound emulsifier consists of a Span type non-ion surface activator, a Tween type non-ion surface activator and a low molecular organic alcohol with volume percentage of 2 to 60: 35 to 98: 9 to 5. The polylactic acid fiber loose dye dyeing accelerant of the invention has the advantages of environment protection and good stability, playing the role of remarkably improving the dye uptake of polylactic acid fiber loose dye dyeing, being able to lighten the pollution to the water resource by the waste liquid of dyeing, besides, having a higher dyeing color fastness and having little effect on the breaking strength of a polylactic acid fiber fabric.

The invention discloses mildew-proof wear-resistant asphalt paint which is characterized by being prepared from the following raw materials in parts by weight: 17-23 parts of E-22 epoxy resins, 6-9 parts of benzyl transparent silicon resins, 8-11 parts of polyether acrylate, 4-7 parts of tetraethylenepentamine, 3-5 parts of tricresyl phosphate, 1-3 parts of nano bamboo fibers, 2-4 parts of zinc chromate, 37-43 parts of modified asphalt, 5-7 parts of modified waste resin sand, 1-2 parts of ammonium bromide, 2-4 parts of fungacetin, 3-4 parts of catechinic acid, 4-6 parts of epoxy linseed oil, 8-11 parts of amyl acetate, 6-9 parts of xylene, 5-7 parts of glycol, 1-2 parts of tri(dioctylphosphoryloxy) titanium isopropoxide and 2-4 parts of powdered aluminum. The mildew-proof wear-resistant asphalt paint is prepared by adding the epoxy resins on the basis of the modified asphalt, so that the characteristics of high corrosion resistance, weather fastness, waterproofness and thermal stability of the pain are ensured; the added tricresyl phosphate has the characteristics of favorable wear resistance, weather fastness, mildew resistance and radiation resistance; and the added modified waste resin sand has favorable fire resistance, antifouling property and anti-ageing property, so that the quality of the paint is improved and the waste is recycled to solve the problem of environment pollution.

The invention relates to an aluminum alloy door and window protection coating layer material used for smart homes. The material comprises melamine copolycondensation resin, fluoroether rubber, modified phenolic resin, nanometer zinc oxide, potassium titanate whisker reinforcement, nanometer magnesium hydroxide, polyethylene wax, zinc pyrithione, 10,10'-oxybisphenoxarsine, carbendazim, tetramethylthiuram disulfide, dibromomethane, titanium nitride powder, zeolite powder, sodium dihydrogen phosphate, disodium hydrogen phosphate, barium sulfate powder, lead oxide powder, barite powder, molybdenum disulfide powder, sodium carbonate, lead iodate powder, diethylene glycol butyl ether, soybean oil, amyl acetate, petroleum sulfonate, vinyl benzene, cobalt isooctoate, sulfamic acid and isopropyl titanate. The material has superior flame, acid-alkali, mildew and bacterium resistance, and improved performances.

The invention discloses an antimicrobial antistatic agent for silk fabrics, which is prepared from the following components in parts by weight: 16-19 parts of dimethyl terephthalate, 11-14 parts of fatty alcohol polyethenoxy ether sodium sulfate, 8-12 parts of sodium tripolyphosphate, 18-22 parts of ethylene glycol, 10-12 parts of polyethyleneglycol, 5-9 parts of zinc acetate, 5-7 parts of ethoxylated straight-chain primary alcohol, 4-6 parts of potassium oxalate, 2-4 parts of amyl acetate, 5-8 parts of white soap powder and 2-5 parts of hexamethylenetetramine. The antimicrobial antistatic agent for silk fabrics has favorable antimicrobial and antistatic effects; the finished fabric has favorable washing fastness and soft feeling; and the preparation technique is simple, is nontoxic and harmless to the human body, and can not destroy the cocoon fibers in the silk fabric.

The invention provides blueberry essence for cigarette paper. The blueberry essence is prepared from, by weight, 1-2 parts of blueberry essence and 8-9 parts of blueberry extract, the blueberry essence is prepared by mixing, by mass, 1%-2% of beta-ionone, 1%-2% of alpha-ionone, 5%-10% of hexadecanal, 10%-15% of heliotropin, 3%-5% of ethyl cinnamate, 8%-10% of ethyl butyrate, 8%-10% of benzyl acetate, 3%-5% of sweet orange oil, 1%-3% of amyl acetate, 1%-2% of ethyl hexanoate, 1%-2% of ethyl oenanthate, 1%-3% of citric acid, 3%-5% of ethyl vanillin and 26%-54% of 95% ethyl alcohol. The blueberry extract is extracted through a supercritical extraction process and has aroma components and natural anthocyanin of blueberries. The blueberry essence is added into the cigarette paper, so that cigarettes have obvious blueberry fragrance and meanwhile have the distinctive blue of the blueberries.

The cleaner is prepared through dissolving oxalic acid in absolute ethyl alcohol and adding industrial ethyl acetate, butyl acetate or amyl acetate, and consists of oxalic acid 5-18 wt%, absolute ethyl alcohol 30-45 wt%, and industrial ethyl acetate, butyl acetate or amyl acetate 50-65 wt%. The cleaner of the present invention has excellent effect of scrubbing down scratches on surface of city building, especially those of polyester paint and sprayed paint.

The present invention relates to the field of measurement of short chain chlorinated paraffin and particularly relates to a method for measuring short chain chlorinated paraffin in a high polymer material. The method comprises the following steps: dedusting the high polymer material; shearing the dedusted high polymer material into pieces, putting the pieces in a round-bottom flask, and heating the pieces to a molten state; pouring the molten high polymer material into a first reaction container, adding cyclohexanone in twice, oscillating and filtering; adding mixed liquor of ethyl acetate and amyl acetate into a second reactor, oscillating and filtering; adding mixed liquor of acetone/normal hexane/ dichloromethane with a volume ratio of 1:2:1, and oscillating and concentrating the mixed liquor in an ultrasonic oscillator; spraying the concentrated solution onto a chromatographic column, leaching and receiving eluant; feeding the eluant into a chromatographic column from the sample feed opening of a metastable atom bombardment high-resolution mass spectrometer to realize mass spectrometric detection. According to the invention, the main components and the added components in the high polymer material are fully separated to improve the detection efficiency and accuracy of the short chain chlorinated paraffin.

The present invention relates to a micro grating for transmissive electronic microscope and its making process and aims at simplifying its production process, raising production efficiency and heat stability. In the technological scheme, the micro grating is made with acetone, n-pentyl acetate and collodion. The production process includes mixing n-pentyl acetate and collodion and adding acetone to prepare mixed liquid; dropping one drop of the mixed liquid to culture dish and covering the liquid surface with copper net; spreading filter paper on the film formed on the liquid surface and lifting the filter paper with the copper net and film; cutting the film and setting fil mwith copper net into the sample chamber of transmissive electronic microscope; and applying high voltage to the microscope to form the micro grating.

A laundry cleaning delivery system that dispenses cleaning liquid into laundry machines is disclosed. A cleaning solution is impregnated into a sheet that has a fabric substrate sufficient to contain the correct amount of cleaning solution to clean a particular load of laundry. The fabric substrate comprises hydraulically entangled nonwoven fibrous material periodically perforated to create sheets of a desired size and roll count and wound into rolls that are placed into resealable containers. The active ingredients of the cleaning solution comprise amyl acetate and alcohol etoxylate. Also, methods of using and manufacturing a laundry cleaning delivery system are disclosed herein.

The invention discloses a preparation method of catalyst H6P2W15Mo3O62/TiO2 and n-pentyl acetate. Dawson H6P2W15Mo3O62 is prepared with a hydrothermal method, then TiO2 loaded Dawson type P-W-Mo-heteropolyacid catalyst H6P2W15Mo3O62/TiO2 is prepared with an impregnation method, the structure of the TiO2 loaded Dawson type P-W-Mo-heteropolyacid catalyst H6P2W15Mo3O62/TiO2 is characterized with FT-IR and XRD methods, and the catalytic activity of catalytic activity on esterification reaction is studied. The optimized conditions for preparing the catalyst are that the activation temperature is 150 DEG C, the calcination time is 4.5 h, and the load of the H6P2W15Mo3O62/TiO2 is 40%. The n-pentyl acetate synthesized by the catalyst of the H6P2W15Mo3O62/TiO2 has the advantages of excellent catalytic activity, mild reaction condition, high product yield, no environmental pollution and better recycling performance. Therefore, the H6P2W15Mo3O62/TiO2 is an excellent catalyst for synthesizing the n-pentyl acetate and has an excellent application prospect.

The invention relates to a multi-layer composite coated controlled-release fertilizer with recycled thermoplastic resin as the inner coating and thermosetting resin as the outer coating and a production method thereof. In this invention, the recovered thermoplastic resin and a certain proportion of mineral powder and grain powder are mixed in a mixed solvent of n-butyl acetate and amyl acetate, and then sprayed on the fertilizer particles through a two-fluid nozzle in a heated fluidized bed. , forming a thermoplastic resin film with nutrient controlled release function. Then it is transferred to the heated drum fluidized bed, and the mixture of thermosetting resin, curing agent and diluent is sprayed in stages. Under the condition of rotating and heating, a rapid curing reaction occurs on the outer layer of the thermoplastic resin film to form a dense and bright film. thermosetting resin film. This product integrates the advantages of two types of resin films, realizes the perfect combination of toughness and elasticity, and can reduce the amount of film materials by 20-50% to achieve the same controlled release effect, which not only reduces the cost, but also improves the internal controlled release effect of the product and Appearance quality, suitable for large-scale industrial production and promotion.

The invention discloses composite fluorocarbon resin coating with excellent adhesion. The coating is prepared from the following raw materials in parts by weight: 15-35 parts of modified FEVE fluorocarbon resin, 20-60 parts of epoxy modified alkyd resin, 20-35 parts of epoxy resin, 1-3 parts of dicyandiamide, 1-2 parts of sodium dodecyl benzene sulfonate, 3-8 parts of carboxymethylcellulose, 1-5 parts of ethylene glycol monoethyl ether acetate, 5-15 parts of super fine calcium carbonate, 2-10 parts of magnesium silicate, 5-15 parts of kaolin, 2-8 parts of talc powder, 2-6 parts of graphene, 2-8 parts of amyl acetate, 4-10 parts of propylene glycol, 1-3 parts of a wetting agent, 1-3 parts of preservative, 2-10 parts of ethyl acetate, 2-7 parts of butylated amino resin, 2-6 parts of methylated amino resin and 40-80 parts of water. The composite fluorocarbon resin coating has good adhesion and excellent corrosion resistance.

The invention relates to a method for preparing fiber reinforced foam glass, comprising the following steps: washing, drying and grinding waste glass into glass powders, then putting glass powders, calcium carbonate, potassium permanganate, ferric oxide, boric acid and sodium nitrate into a mixer for uniformly mixing, adding aluminum silicate fiber into the mixer, adding polyvinyl alcohol, n-amyl acetate, alcohol, distilled water and polyethylene glycol 2000 based on the above mixture in the mixture and fibers as the reference, mixing uniformly and pouring slurry into a mould; then pushing the mould filled with the slurry into a foaming kiln, heating for drying, volatilizing organic compounds, foaming, cooling and annealing to obtain fiber reinforced foam glass. As the invention adopts a slurry suspension method to prepare the fiber reinforced foam glass, fibers are distributed uniformly in foam glass, and the mechanical strength of samples is high; and the fiber reinforced foam glass has wider use range than the common foam glass and long service life, and can absorb main parts of explosion energy when facing shock waves.

The invention discloses a pyrophyllite and bone black blended and modified heat dissipating coating material. The pyrophyllite and bone black blended and modified heat dissipating coating material is prepared from the following raw materials in parts by weight: 93-100 parts of chlorinated polyethylene, 0.1-0.2 part of potassium dihydrogen phosphite, 2-3 parts of calcium fluoride, 1-2 parts of amyl acetate, 4-6 parts of maleic anhydride grafted polypropylene, 5-7 parts of wollastonite powder, 2-4 parts of graphite powder, 1-2 parts of benzotriazole, 2-3 parts of guar gum, 2-3 parts of mannitol, 1-2 parts of sodium lactate, 0.8-1 part of dimethylethanolamine and 7-10 parts of modifying filler. According to the heat dissipating coating material disclosed by the invention, the heat conducting effect of a coating is enhanced through adding the modifying filler and blending and modifying pyrophyllite and bone black, so that the heat dissipating performance is enhanced, and the physical and mechanical properties of the surface of the coating are improved.