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Chemical factor structure mannequin of petroleum resin:The most commonly used petroleum resin manufacturing applications are C9 petroleum resin and C5 petroleum resin.C9 petroleum resinC9 petroleum resin mainly refers to a resinous substance formed via polymerization of olefins or cyclic olefins containing nine carbon atoms or copolymerization with aldehydes, fragrant hydrocarbons, terpene compounds, etc.C9 petroleum resin, also acknowledged as aromatic petroleum resin, can be divided into sorts such as hot polymer
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Melting point27 ° CBoiling point157 ° CDensity1.17g/mLat25 ° CRefractive index n20/D1.405SolubilityMethanol (Slightly, HeaChemicalbooked), Water (Slightly)FormSolidColorWhitetoOff WhiteWater solubility>=10g/100mLat20 º CThis compound is a white crystalline powder with a petroleum like odor, flammable, and prone to moisture. It can be produced by means of sulfonation of xylene and neutralization with liquid alkali. Widely used as an auxiliary agent in the manufacturing of each day washing products.
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Polyvinylpyrrolidone, additionally acknowledged as PVP, is a polymer of ethylene pyrrolidone. Due to its unique ranges of polymerization, it can be divided into soluble PVP and insoluble PVPP (polyvinylpyrrolidone). The relative molecular weight of soluble PVP is 8000~10000, which can be used as a precipitant to precipitate by way of reacting with polyphenols. By the usage of this method, there are effortlessly residual PVP in the wine.
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Polyvinylpyrrolidone, additionally recognised as PVP, is a polymer of ethylene pyrrolidone. Due to its one-of-a-kind ranges of polymerization, it can be divided into soluble PVP and insoluble PVPP (polyvinylpyrrolidone). The relative molecular weight of soluble PVP is 8000~10000, which can be used as a precipitant to precipitate with the aid of reacting with polyphenols. By the use of this method, there are without problems residual PVP in the wine.
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Main purposeEthylene glycol dimethyl acrylate is frequently used in the plastic and rubber industries as a crosslinking agent for ethylene acrylic copolymers, ABS, acrylic sheets, pipes, glass fiber bolstered polyester, PVC, ion trade resins, smokeless powder encapsulation polymerization, glazing, etc. is additionally used as a polymer in copolymerization, which will increase hardness, warmness resistance, climate resistance, solvent resistance, and friction resistance.
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1. Used for ester trade reactions.2. Use as an additive and intermediate in chemical products.3. Use: It is used to put together adhesive and as catalyst for transesterification and polymerization reaction.4. Use It is used to make adhesives between metallic and rubber, metallic and plastic, as nicely as catalyst for transesterification and polymerization, and uncooked substances for pharmaceutical industry.5. Catalysts used for esterification reactions, ester to ester conversion reactions of esters such as acrylic acid.
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AKD wax: Currently, the manufacturing of AKD wax can be non-toxic, wastewater free, odorless, and pollution-free. Obtained country wide patents for manufacturing the usage of solvent free method. Liquid AKD wax can additionally resolve the hassle of paper slipping.
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N-methylpyrrolidone is referred to as NMP, molecular formula: C5H9NO, English: 1-Methyl-2-pyrrolidinone, the look is colorless to mild yellow obvious liquid, barely with the odor of ammonia, miscible with water in any proportion, soluble in ether, acetone and ester, haloalkane, fragrant hydrocarbon and different natural solvents, nearly totally combined with all solvents, boiling factor 204 ℃, flash factor ninety one ℃, sturdy hygroscopicity, steady chemic
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Ethyl acetate is a broadly used satisfactory chemical product with incredible solubility, fast drying, and a large vary of uses. It is a very essential natural chemical uncooked cloth and tremendous industrial solvent, and is extensively used in the manufacturing procedure of acetate fiber, ethyl fiber, chlorinated rubber, ethylene resin, acetate fiber resin, artificial rubber, coatings, and paints.
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Isooctyl salicylate (also regarded as 2-ethylamyl salicylate) is an necessary chemical product. Its look is colorless to faded yellow obvious liquid with a barely aromatic smell. It absorbs UVB (out of doors ultraviolet mild in Chinese) and is broadly used in perfume, soap, sunscreen cosmetics, and medicinal drug industries. It can additionally be used as an natural solvent and natural synthesis intermediate.
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nameMK-4827 (tosylate)CAS NO1038915-73-9Molecular formulaC26H28N4O4Smolecular weightmolecular weightmelting point>142oC (dec.)Storage conditions-20°C FreezersolubilityMethanol (Slightly)formformcolourOff-White to Pale Yellow
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nameAcetophenoneCAS NO98-86-2Molecular formulaC8H8Omolecular weight120.15melting point19-20 °Cboiling point202 °Cflash point180 °FStorage conditionsStore below +30°C.formLiquidcolourClear colorless to light yellow
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Melting point 1204 ° CDensity2,52g/cm3FormPowderSpecific gravity 2.52ColorwhiteWater solubilityinsolublecoldH2ChemicalbookO, decomposeinboilingH2OHydrolysis sensitivity 2: reactswithaqueousacidLithium silicate is a compound fashioned with the aid of the shape of metal lithium and silicate ions, and its alternate identify is lithium water glass. Most of them use the lithium hydroxide technique to react sodium silicate with sulfuric acid to produce hydrated silicic acid and sodium sulfate.
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Fusing Point8.2 °CBoiling Point224-226 °C (lit.)Thickness1.056 g/mL at 25 °C (lit.)Vapor pressure<1 hPa (20 °C)Refractivity22n20/D 1.472(lit.)Flash Point220 °FStorage ConditionsStore at +5°C to +30°C.Solubilitytoluene: soluble(lit.)1,3-Dimethyl-2-neneneba imidazolinone can be used as solvent in many natural synthesis and conversion reactions; Used to learn about the formation of steady functionalized hydrogenated silane double base transition metallic complexes thru photochemistry from fragrant silanes; Dipolar solvents with p
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nameTopiroxostatCAS NO577778-58-6Molecular formulaC13H8N6molecular weight248.24boiling point594.7±60.0 °C(Predicted)density1.45±0.1 g/cm3(Predicted)Storage conditionsStore at -20°CsolubilityDMSO : 23.5 mg/mL (94.67 mM; Need ultrasonic and warming)Acidity coefficient (pKa)7.47±0.10(Predicted)formPowder
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Melting point: 165-185 ℃Density: 1.08g/cm3Refractive index: 1.488 (20 ℃)Water absorption rate: no longer extra than 0.4%Softening temperature: 60-65 ℃Glass transition temperature: 66-84 ℃ (varies relying on diploma of polymerization)Solubility: Soluble in most natural solvents such as alcohols/ketones/ethers/esters, insoluble in carbon hydrocarbon solvents [2]Application Editing1.
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ProjectIndicatorsAppearanceLight yellow transparent liquidActive substance content,%70 ± 2Free amine content,%≤ 2.0PH value (10% aqueous solution)4~7Filling, dipping or spray can be used as mothproof for wool fabrics; When used as a fungicide to deal with tough surfaces, it can be blended with chlorine dioxide for use
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AppearanceWhite crystalline powder, white block shape, white block shapeContent%≥ ninety nine ninety five 90Melting factor ℃128 128 128Water solubility 20 ℃ one hundred a hundred one hundred 100Water solubility60 ℃ 429 429 420PH valueshut to neutral, shut to neutral, 4% aqueous answer pH price 7.50-8.50 7.50-8.50 7.00-9.00Moisture%≤ 0.4 0.5 0.8UsageFlame retardant processing for wallpaper, fibers, carpets, curtains, and different materials.
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Melting Point2-4 °C (lit.)Boiling Point90 °C (lit.)Density1.069 g/mL at 25 °C (lit.)Vapor Density3.1 (vs air)Vapor Pressure18 mm Hg ( 21.1 °C)Refractivityn20/D 1.368(lit.)Flash PointStore below +30°C.Although phosgene has excessive reactivity, its fairly poisonous and corrosive byproducts pose significant environmental strain and will progressively be phased out; DMC has a comparable nuclear response response center.
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Sodium p-styrene sulfonate has the following characteristics:1) Stability, polymerization resistance, and consolidation resistance all through storage;2) Thermal stability: Excellent in phrases of warmness resistance, it will now not decompose beneath 300 ℃;3) Polymerization: As a kind of sulfonic acid monomer, it has a excessive diploma of polymerization due to its inducing impact of binding to the sulfonic acid team in the para position;4) Free radical polymerization can be performed the
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nameFlorfenicolCAS NO73231-34-2Molecular formulaC12H14Cl2FNO4Smolecular weight358.21melting point153 °CSpecific Rotation26 +17.9° (DMF)boiling point618℃Storage conditionsInert atmosphere,2-8°CformsolidcolourWhite to Off-White
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Manganese carbonate, additionally acknowledged as manganese carbonate, has the chemical components MnCo3. Molecular weight 114.95. White hexagonal crystal or rose purple crystal. Specific gravity 3.125. Difficult to dissolve in water, soluble in dilute acids. Decompose in boiling water. At a hundred ℃, it decomposes into carbon dioxide and manganese oxide, and above 330 ℃, it decomposes to launch carbon dioxide and carbon monoxide. Roasting in air produces manganese trioxide. Roasting in oxygen generates manganese trioxide.
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1. Insulating carbon black is no longer non-conductive, however its leakage cutting-edge is very small or inside the limit, which potential it can't be pure gold. Our insulation carbon black has an insulation resistance of over 1014 Ω, and beneath sure conditions, the DC micro modern-day can be decreased to beneath 10-16A.2.
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Tetracaine hydrochloride is used for mucosal floor anesthesia, conduction anesthesia, epidural anesthesia, and subarachnoid anesthesia; Used for ophthalmic floor anesthesia, barring constricting blood vessels, detrimental corneal epithelium, and growing intraocular pressure.nameTetracaine hydrochlorideCAS NO136-47-0Molecular formulaC15H25ClN2O2melting point149°Cdensity1.1279 (rough estimateStorage conditions2-8°Csolubilityalcohol: solublesoluble 40 parts of solventformneatcolourWhite to Almost whiteSOLUBLESoluble in water at 50mg/ml
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