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COPOLYMERIZATION AND DETERMINATION OF MONOMER REACTIVITY RATIOS OF DL-LACTIDE WITH 3-BENZYLOXYMETHYL
The copolymerization of DL-LA and 3-BMG was carried out in bulk with Stannous 2-ethylhexanoate as thecatalyst. A series......
Syndiotactic specific polymerization of styrene has been investigated by ~(13)C NMR analysis and isotopic laelling meth......
室内家具和工业生产排放的挥发性有机化合物(VOCs)是典型的空气污染物,对环境和人类健康造成严重威胁.然而,目前广泛应用的二氧化......
以FeSO4·7H2O和NiCl2*6H2O为原料,通过新型化学共沉淀法制备了纳米尺寸的NiFe2O4粉体,利用XRD、TEM等手段研究了其结构特性.N......
The isobaric vapor-liquid equilibrium data of butanone(1)-N, N-dimethylformamide (DMF)(2) at 100.92kPa, 93.32kPa, and 79......
文中用CFD技术对甲苯池火灾进行数值模拟,首先对甲苯火焰进行数值计算,得到在稳定的横向风条件下,甲苯燃烧的峰温、产物组分、瞬时......
在不加催化剂的条件下用化学分析法研究了甲苯二异氰酸酯(TDI)和三羟甲基丙烷(TMP)的反应动力学,结果表明:-NCO与-OH的反应属于二级反应,......
以Tween-20非离子表面活性剂及助表面活性剂混合溶液作为吸收剂,增溶吸收甲苯有机废气,根据增溶实验测定的表观亨利系数预测甲苯吸......
Methyl methacrylate was anionically polymerized in the presence of chiral ligands, e. g. (+)-DDB and (-)-Sp. The polymer......
Hydrogen production from simulated hot coke oven gas by catalytic reforming over Ni/Mg(Al)O catalyst
由作为模型焦油混合物的与甲苯的模仿的热焦炭炉气体(HCOG ) 的催化改过的氢生产在 Ni/Mg (艾尔) O 催化剂上在一个固定的床反应堆......
合成了不同TMPAC和A1Cl3摩尔比的TMPACAlCl3离子液体,并测定了其在不同温度下的电导率。在摩尔比为1:2的TMPAC-A1Cl3离子体中进行了......
利用气相色谱质谱(GC-MS)、胶束电动毛细管色谱(MECC)分析技术对渤海中部凹陷油气地球化学进行了勘查.结果表明,渤海中部凹陷2 m深......
The studies are conducted in laboratory to determine the adsorption-desorption behavior of BTX (benzene, toluene and o-x......
在稀硫酸介质中,Fe3+能催化过氧化氢氧化中性红使其褪色,据此建立了测定明胶、环氧树脂及甲苯二胺中微量铁的催化分光光度法.对测......