酯溶劑 的英文怎麼說
中文拼音 [zhǐróngjì]
酯溶劑
英文
ester solvent-
United kingdom manufacturer of organic intermediates. specialties include amination, bromination, cyanation, epichlorohydrin, friedel - crafts and thionyl chloride chemicals
-生產醋酸乙酯和醋酸丁酯等有機溶劑，產品用於醫藥香料染料塗料油墨等。Solvent - free synthesis of pentaerythritol fatty acid ester as lubricant base oil
無溶劑條件下合成潤滑劑基礎油脂肪酸季戊四醇酯As to the solvent, hexane and butvul acetate is discussed and former is more suitable for biotransformation. among seven kinds of energy source : menthok alcohok glycok glycerou 1 - hexanok butyl alcohol octyl alcohol, glycol is selected as energy source, so hexane - glycol is used as reaction system
從生物相容性和有利於轉化的角度對兩種溶劑，正己烷和乙酸丁酯進行了比較，確定了正己烷?憶二醇為該模型反應的溶劑體系。Test method for ester value of solvents and thinners
溶劑和稀釋劑酯化值的試驗方法Three water - soluble acrylic resins are prepa red by polymerizing esters acrylate, acrylic acid ， methylacrylic acid ， esters methylacrylate with phenyl - ethene or ethylene acetate in present of water or alcohol and initiating agent. properties of the acrylic resins are characterized. results show that the resins possess excellent character, i. e. adhibity, water - solubility, expansion after dry for water ， anti acidity or bascity and brightness in the products of same type
以丙烯酸、丙烯酸酯、甲基丙烯酸、甲基丙烯酸酯等作為基料，在引發劑的存在下，以水或醇作溶劑進行聚合，加入苯乙烯、醋酸乙烯等改性，合成了3種不同的水溶性丙烯酸改性樹脂，並對其性能進行了測定.結果表明：這3種樹脂的粘度、水溶解性、乾燥后膜的吸脹性、抗酸堿性、光亮度等性能均優于同類產品By using ethyl acetate and water as extractant, oligoprocyanidins were extracted from grape seeds
介紹了用乙酸乙酯/水作溶劑從葡萄籽中提取低聚原花色素的方法。Study on the determination of ethyl formate in workplace air with gas chromatography
作業場所空氣中甲酸乙酯溶劑解吸氣相色譜測定方法的探討Workplace air - determination of methyl acetate - solvent desorption gas chromatographic method
車間空氣中乙酸乙酯的溶劑解吸氣相色譜測定方法Synthesis of dimethyl phosphite in solvent
溶劑法合成亞磷酸二甲酯Determination of end carboxyl content in pet chip using photometric method was discussed, the optimiza tion of measuring condition and parameters such as sample weight, concentration of titrant, blank of solvent were stud ied
論述採用光度法測定聚酯切片的端羧基，對稱樣量、滴定劑的濃度、溶劑的空白等測試條件和參數進行優化選擇。Workplace air - determination of amyl acetate - solvent desorption gas chromatographic method
車間空氣中乙酸戊酯的溶劑解吸氣相色譜測定方法The subsidiary company, yongan fuhuaxian articles supply factory, can produce 191 serial unsaturated polyester resin which is a clear and heavy - bodied liquid. it is made by the method of the solvation of linear unsaturated polyester resin, which is condensated and polymerized after the esterification of biatomic acid and diatomic alcohol, into phenylethylene solvent, which is a crosslinking active monomer
所屬子公司永安市福化纖用品廠生產的191系列不飽和聚脂樹脂，系由二元酸酐和二元醇及其縮合物經酯化反應，縮聚成線性不飽和聚酯樹脂，然後經具有交聯作用的活性單體溶劑苯乙烯所溶解而配製成的透明粘稠液體。Preparation and study of brushable solventless polyurethane
刷塗型無溶劑聚氨酯塗料的制備和研究This paper investigates the types of acrylic modified solvent ( methyl and dimethyl benzene ), the usage of acrylic acid, the usage of initiator, esterification time, and preliminarily tests the dehydration rate of modified demulsifier
摘要對丙烯酸改性溶劑的種類（甲苯和二甲苯） 、丙烯酸的用量、引發劑的用量以及酯化時間進行考察，並針對改性后的破乳劑的脫水速度和脫水率進行了初步的檢測。Soluble in water and many organic solvent, owning good lubricity and thermal stability, almost having no toxicity and excitability, being able to occur esterification reaction and etherification reaction with other compounds
能溶於水和多種有機溶劑，有優越的潤滑性及熱穩定性，幾乎沒有毒性和刺激性，可與其他化合物起酯化、醚化反應。Workplace air - determination of ethyl acrylate - solvent desorption gas chromatographic method
車間空氣中丙烯酸乙酯的溶劑解吸氣相色譜測定方法In order to study the influence factors of aoa of rose flowers, the effects of drying and extraction methods on the aoa of rose flowers were investigated. the results indicated that drying after high - temperature short - time pretreatment was rather effective to maintain their aoa ; the aoa of water extracts was stronger when the temperature was raised from 25 to 100 ; by using orthogonal test, the optimum extraction conditions of rose flowers were : solvent - 75 % ethanol ; ratio of material and solven - 1 : 10 ; extraction times - three times with 24 h at one time, at the room temperature. the extracts obtained by 75 % ethanol were fractionatedly extracted with petroleum, diethyl ether, ethyl acetate and n - butanol in turn, and the various fractions " aoa were analyzed
為了探討玫瑰花抗氧化活性的影響因子，比較了不同乾燥方法、提取方法對其抗氧化活性的影響，發現：經短時高溫處理后再進行乾燥有利於較好地保持玫瑰花的抗氧化活性；以水作溶劑提取時， 25 100范圍內水提液的抗氧化活性隨著溫度的升高而增強；通過正交實驗篩選得到常溫下玫瑰花抗氧化活性物質的最佳提取方法為： 75乙醇為溶劑，液料比1 ： 10 ，提取3次，每次24h ； 75乙醇提取物依次用石油醚、乙醚、乙酸乙酯、正丁醇等有機溶劑進行兩相分部萃取，發現玫瑰花的抗氧化活性物質主要存在於乙酸乙酯部，說明玫瑰花抗氧化活性主要成分可能是單寧類、黃酮苷類和原花色素類化合物； 4Not resistant to inorganic acid, alkali and strong oxidizing solutions
對強溶劑（如：酮、酯類）及植物油的耐度有限。Our rubber roller products are complete in series and meet all the specifcation requirements. they are used in printing houses, paper mills, dye - works, textile mills, plastic processing works, steel rolling plants, timber ( plank ) processing works, office automation equipment, etc. gd xinli produces water rollers, uv rollers, rollers that can resist different kinds of chemical solvents, rollers that can resist acidalkaline, polishing rollers, polyurethane rollers, etc. the annual amount of production reaches 120 tons
規格品種齊全，適用於印刷、造紙、印染、紡織、塑料加工、軋鋼、膠合板（木材加工）和辦公自動化設備等。例如水輥、 uv輥、耐各種化學溶劑膠輥、耐酸堿膠輥、磨光輥、聚氨酯膠輥等。年產量達120噸。The major products includes 1 ) food additives : citric acid & its derivatives, l - lactic acid & its derivatives, msg, starch sugar etc ; 2 ) feed additives : lysine & its salts, corn gluten powder etc ; 3 ) bio - energy : fuel ethanol, bio - diesel etc ; 4 ) biochemical products range : bio - ethylene & its derivatives, poly lactic acid ( pla ) bio - degradable plastics, poly lactic acid polymer fiber fabrics etc
主要產品有檸檬酸及其鹽類、 l -乳酸及其衍生物、味精、澱粉糖等食品添加劑；賴氨酸及其鹽類、玉米蛋白粉、氨基酸蛋白粉等飼料添加劑；燃料乙醇、生物柴油等生物能源產品；生物乙烯及其衍生物、聚乳酸生物可降解塑料、聚乳酸聚酯纖維布料、無毒綠色溶劑、無毒增塑劑等生物化工系列產品。分享友人