二氯丙烷

本研究证实了链式通道的存在，阐明了1,2&二氯丙烷分解反应中单分子反应通道和链式反应通道共存的反应机理。

A mechanism including both unimolecular and chain reaction channel has been proposed for the decomposition of 1,2 & dichloropropane .

1二甲胺基2,3二氯丙烷生产工艺技术改进

Process innovation of 1 - ( dimethylamino ) - 2,3 - dichloropropane

1,2－二氯丙烷在磷酸盐上，以分子吸附态吸附于Lewis酸位M－O键的M位上。

1 , 2-dichloropropane adsorbs on phosphate M of Lewis acid sites M - O bond in molecular state .

二氯丙烷氨化合成丙二胺工艺及动力学研究等温DSC法研究聚酰胺与环氧树脂的固化动力学

Study on the Process and Apparent Dynamics for the Preparation of Diaminopropane by the Ammonolysis of Dichloropropane ; Curing Kinetics of Bisphenol-A Epoxy Resin with Polyamide by Isothermal Differential Scanning Calorimetry

Fe-Al-P-O催化1,2-二氯丙烷与水环氧化制环氧丙烷反应机理

Mechanism of Epoxidation of 1 , 2-Dichloropropane with Water to Produce Propylene Oxide Catalyzed by Fe-Al-P-O

环氧丙烷生产废液中1,2-二氯丙烷的回收

Recovery of 1,2-Dichloropropane from Waste Liquor in Propylene Oxide Production

介绍了从环氧丙烷生产废液中回收1,2-二氯丙烷的新方法。

A new method for recovering 1,2-dichloropropane from waste liquor in propylene oxide production was developed .

环氧丙烷水1,2二氯丙烷三元物系平衡数据的测定关联和预测

Determination , Correlation and Prediction of Equilibrium Data for Epoxy Propane - Water - 1 , 2-Dichloropropane Ternary System

采用常压精馏、减压精馏、共沸精馏工艺分离环氧丙烷生产废液中的1,2-二氯丙烷。

Atmospheric distillation , vacuum distillation and azeotropic distillation processes were used to separate 1,2-dichloropropane from the waste liquor .

介绍了由1,2-二氯丙烷合成1,2-丙二醇的方法，包括在弱碱水溶液中直接水解法和经与羧酸盐反应成酯、再水解法。

Propylene glycol can be prepared the direct hydrolysis of 1,2-dichloropropane or by hydrolysis of the ester formed through reacting 1,2-dichloropropane with carboxylate .

最小毒作用浓度（LOEC）为37350mg/m3，未观察到毒作用浓度（NOEC）为12450mg/m3。[结论]二氯五氟丙烷（HCFC225）的急性毒性属于微毒；

The Lowest Observed Effect Concentration ( LOEC ) is 37 350 mg / m 3 . The No Observed Effect Concentration ( NOEC ) is 12 450 mg / m 3 . [ Conclusion ] HCFC 225 belongs to slight toxicity grade .

二甲胺与环氧氯丙烷的聚合物；

Methanamine , N-methyl - , polymer with ( chloromethyl ) oxirane ;

以二甲胺与环氧氯丙烷制得的氯化聚2-羟基-1-N-甲基铵和丙烯酰胺为单体，采用过硫酸铵和亚硫酸氢钠复合引发剂聚合得到了高电荷密度的新型阳离子型聚丙烯酰胺絮凝剂。

A new kind of polyacrylamide cation flocculating agent with high charge density was prepared with the chlorination polymer 2-hydroxyl-1-N-methylhistamine and acrylamide as the raw materials , K_2S_2O_8 and NaHSO_3 as compound initiator . The influences of the reaction condition were investigated .

该反应采用聚乙二醇400作相转移催化剂（PTC），加入了一定的溶剂和氢氧化钠，在50℃下反应5h，N，N-二甲氨基-1,3-二氯丙烷的产率可达到40～50%

The reaction uses phase transfer catalyst with polyethylene glycol 400 , Adds spelled solvent and Sodium hydroxide . The reaction lasts five hours at 50 ℃ . Yield of N , N-Dimethylamino-1,3-dichloropropane arrives 40 ~ 50 % .