水溶性醇類 的英文怎麼說
中文拼音 [shuǐróngxìngchúnlèi]
水溶性醇類
英文
water soluble alcohols- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 溶 : 動詞(溶化; 溶解) dissolve
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 醇 : Ⅰ名詞1 [書面語] (含酒精多的酒) mellow wine; good wine2 [化學] (有機化合物的一大類 含羥基的烴化...
- 類 : Ⅰ名1 (許多相似或相同的事物的綜合; 種類) class; category; kind; type 2 (姓氏) a surname Ⅱ動詞...
- 水溶性 : water-solubility水溶性漆 water soluble coating; 水溶性塗料 [塗] water soluble paint; 水溶性油(墨) water-soluble oil
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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; 4Our company is specialized in producing great variety of paper printing and coating products, including water - based overprint varnish ( opv ), alcohol - based and solvent based calendering opv, heat sealing opv and laminating adhesive to meet different and specialized demands in the modern paper packaging industry
我公司是專業生產紙品印刷塗料產品? ?水溶性上光油、醇溶性、油溶性磨光油、吸塑油及覆膜膠水系列產品的企業,產品種類齊全,能充分滿足現代紙品印刷包裝行業中多種工藝要求及特殊需要。Basing on the practical experience and processing principle, the optimization of producing process, in which the butyl alcohol is abstracted from the water phase by the azeotropic distillation of the partly and mutually dissolved, is studied in this paper by utilizing the properties of the azeotropic distillation of the partly and mutually dissolved system of butyl alcohol and water, from the some questions such as rearranging of the equipments, dissolving with sodium hydroxide, treating of the wasted water, separating water and so on
摘要結合實踐經驗和工藝原理,利用丁醇和水組成的部分互溶系統的共沸特性,對從青霉素類結晶母液中提純丁醇的生產工藝進行了分析研究,從設備布局、堿洗、廢液處理和分水滯后等方面進行了優化處理。The metabolite is soluble in water and insoluble in the organic solvent such as methanol, can be precipitated by acid, is positive with ninhydrin reaction and is considered as a kind of peptide
此物質溶於水,不溶於甲醇,可被酸沉澱,茚三酮反應為陽性,初步推斷此活性物質為多肽類物質。The nanoparticle titanium dioxide was prepared with tnb as raw material by the sol - gel process, the effects of the alcohol salt concentration the kind of solvent the water volume hydro1yze temperature. the dried ways of the wet gel and the calcined temperature of the dry gel on the specific surface area. particle size
本文以鈦酸丁酯為前驅體,利用溶膠?凝膠法制備了納米級的tio _ 2粉體材料,通過正交實驗研究了醇鹽的濃度、溶劑的種類、水含量、水解溫度、乾燥條件和煅燒溫度等工藝條件對納米粒子的比表面積、粒徑大小及分佈、晶相組成等性能的影響。The effects of synthetic material and variable of resin, such as fatty acid, high functionality alcohol, high functionality acid, neutralizer, tries - solvent, oil length, excess of alcohol, final acid value, on water - soluble alkyd resin and coating properties have been studied by a serial experiments in this paper, together with the best synthetic formula
在通過一系列的對比實驗基礎上,研究探討了合成原料如脂肪酸種類、高官能度醇、高官能度酸、中和劑、助溶劑和樹脂變量如油度長短、醇超量、最終酸值對醇酸樹脂水溶性及塗層性能的影響,得到了一個最佳的合成配方Experimental study on viscidity change of alcohol aqueous solution at low temperature
低溫條件下醇類水溶液黏性變化實驗研究Usually, the pigment is extracted by acid aqueous or alcohol solution and purified by different kinds of resins
該色素主要採用酸性水溶液或醇溶液直接浸提,利用不同類型的樹脂進一步去除雜質,得到色素產品。The study of one - dimensional ( 1d ) materials has become a potential frontier in nanoscience and nanotechnology in the last few years. this thesis focuses on developing new nano - biomaterials and their immobilization strategies in biosensor - fabricating for the purpose of improving the performance and long - term stability of biosensors. therefore, nano - sized flower - like zno ( chapter 2 ) and zno nano - rods ( chapter 3, 4 ) were synthesized by a simple hydrothermal method and a solvothermal route, respectively
本研究論文主要是通過發展新型的生物納米材料及其固定方法,以達到改進固定生物組分活性、提高傳感器靈敏度等目的,以此為出發點分別用水(第2章)和乙醇(第3 、 4章)做溶劑,利用溶劑熱法合成了片狀和棒狀的納米zno ,這兩種方法均具有實驗操作簡單、環境污染少、成本低、產率高等優點;這兩種方法所得到的材料均成功應用於生物傳感器的構建(酚類、過氧化氫、葡萄糖傳感器) 。Doriden is a nonbarbiturate, piperidinedione deriveative sedative and hyponotic drug, and occurs as a white, crystalline powder practiceally insoluble in water and soluble in alcohol
例如導眠能是一種非巴比妥類,啶二酮衍生物的鎮靜和催眠藥,呈白色,結晶性粉末狀。溶於乙醇而不溶於水。Soluble fibre is found mostly in bean products, oatmeal, and fruit. it combines with fat and passes through the body, and in that way helps to lower the body s serum cholesterol levels, and keep blood sugar at a normal level
水溶性纖維主要來自豆類、麥皮、水果,可與油脂物結合併排出體外,有助降血膽固醇和保持血糖的正常水平。Study on synthesis and properties of water - soluble alkyd resin by modified rosin
改性松香類水溶性醇酸樹脂的合成與性能研究分享友人