isopropanol 中文意思是什麼
isopropanol
解釋
異丙醇-
Synthesis and biological study of isopropanol derivatives as - adrenergic blocking agent
受體阻斷劑的合成及生物活性研究 -
Diisopropyl succinate was synthesized from succinic acid and isopropanol with p - methyl benzenesulfonic acid as catalyst
摘要以丁二酸和異丙醇為原料及對甲基苯磺酸為催化劑，催化合成丁二酸二異丙酯。 -
Studies on synthesis, characterization and catalytic activity of supported heteropoly acids for dehydration of isopropanol in vapor - phase
固載型雜多酸的合成與表徵及催化異丙醇氣相脫水反應的活性 -
A controlling method of total reflux by introducing temperatures of middle part and top part in batch distillation column was set up, and isopropanol and n - propanol were used to conduct the experimental study of this operation
摘要提出了採用塔頂和塔中溫度進行控制操作狀態轉換的全迴流間歇精餾控制方法，並以異丙醇正丙醇為實驗物系進行了實驗研究。 -
Abstract : study is made of recovery of organic reagents during the preparation of ultrafine powder by metal alcoxides hydrolysis. the phase diagrams of isopropanol - benzene system and isopropanol - benzene - water system have been plotted, based on which, isopropanol and benzene can be recovered and recirculated by distillation - rectification process. the recovery and reused rate of alcohol and benzene are above 75 %. so both the environmental pollution and cost of ultrfine powder are reduced
文摘:對醇鹽水解法制備超細粉末過程中有機試劑的回收進行了研究，繪制了異丙醇-苯的二元相圖和異丙醇-苯-水的三元相圖，在此基礎上採用蒸餾-精餾的方法對制備體系中的異丙醇和苯進行回收，將有機試劑循環使用，使醇和苯的回收利用率達75 %以上，因而減少了環境污染，並降低了粉末成本。 -
In the experiments, the degree of swelling of pva and sa blended homogeneous membranes has been researched. in the 90wt % isopropanol solution, the membrane ' s degree of swelling increases with the pva content in the homogeneous membrane increase. the effect about several crosslinking agents to the membrane separation performance has been studied
在試驗中，本文首先考察了聚乙烯醇與海藻酸鈉共混膜，在90wt的異丙醇水溶液中的溶脹度，發現不同共混比對膜的分離性能有一定的影響，隨著膜中pva含量的上升，膜的溶脹度增大。 -
Liquid - liquid equilibrium for the isopropanol - benzene - water - potassium fluoride system
氟化鉀體系液液平衡 -
Pervaporation of molecular imprinted composite membranes to isopropanol water system
水體系的滲透汽化 -
Standard test methods for odor of methanol, ethanol, n - propanol, and isopropanol
甲醇，乙醇，正丙醇和異丙醇氣味的標準試驗方法 -
Process research on separating aqueous isopropanol with batch azeotropic distillation
間歇恆沸精餾法分離異丙醇水溶液的過程研究 -
Research on catalyst deactivation of mibk from isopropanol
異丙醇法生產甲基異丁基酮催化劑失活分析研究 -
The optimum conditions of the extraction of cucumber dna using sds method were as following ( for 1. 0 g cucumber ) : 4. 0 ml of cell extraction solution, 1. 0 ml of saturated kc1 solution, the rate between the phenol / chloroform / isoamyl alcohol solution, chloroform / isoamyl alcohol solution or isopropanol and the sample solution being 0. 6, 0. 6, and 0. 58, respectively
優化了用sds法提取黃瓜dna的條件。用4 . 0ml細胞提取液、 0 . 6倍樣液體積的酚氯仿異戊醇、 0 . 6倍樣液體積的氯仿異戊醇、 0 . 58倍樣液體積的異丙醇及1 . 0ml飽和kcl溶液，可從每克黃瓜中提取350mgdna 。 -
In the paper, blend composed membranes with different ratio of pva and sa have been prepared supported by hollow fiber ultrafiltration membrane of polysufone. the characterization of the blend membranes has been studied in the dehydration of methanol, isopropanol, n - butanol and tert - butanol. the influencing factors of operating temperature, feed concentration, and feed speed rate have been researched
此外，實驗中還制備聚乙烯醇與海藻酸鈉聚丙烯腈平板復合膜，分別對甲醇、乙醇進行滲透汽化脫水實驗，發現以聚丙烯腈為底膜的平板復合膜的分離因子比聚碸為底膜的中空纖維復合膜的高。
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