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- tetrabutyl pyrophosphate 焦磷酸四丁酯
- The better additive quality of sodium pyrophosphate was 0. 其作用效果随浸泡时间的延长而提高,焦磷酸钠添加量为0。
- Tetrabutyl ammonium bromide is considered as the best phase transfer catalyst, with 85.7% yield. 实验结果表明:以四丁基溴化铵为相转移催化剂,氧化反应的收率可提高到85.;7%25。
- The parameters, such as concentration of methanol and tetrabutyl ammonium bromide,were optimized. 对影响汞化合物吸收强度和保留时间的因素如甲醇和四丁基溴化铵的浓度进行了优化。
- Most of them, to select a optimum equipment is the key to produce melamine pyrophosphate. 以上三产品受放大效应的影响较小,产品的质量及收率无明显的变化。
- It loses water and converts to pyrophosphate and metaphosphoric acid when being high-temperature heated. 经高温加热便失水生成焦磷酸和偏磷酸,长时间受冷即生成结晶,有腐蚀性,易吸湿,密封保存。
- Sodium hexametaphosphate, sodium pyrophosphate and sodium silicate all had a preferable s... 六偏磷酸钠、焦磷酸钠、硅酸钠对过氧乙酸漂白均有较好的稳定作用。
- It is formed from ATP and 5-phosphoribosyl pyrophosphate in a complex biosynthetic pathway. 由ATP和5-磷酸核糖基焦磷酸盐通过复杂的生物合成途径合成。
- Stearic acid and tetrabutyl titanate were used to improve the hydrophobicity of antimony doped tin oxide(ATO) nano-powders. 用硬脂酸/钛酸四丁酯复合改性剂对掺锑二氧化锡(ATO)纳米粉体进行表面有机化改性处理。
- Investigated the film of TiO 2 on granular activated carbon(TiO 2/GAC) prepared from tetrabutyl titanate through the sol gel method. 研究了溶胶 -凝胶法制备以颗粒活性炭为载体的 Ti O2 膜 (Ti O2 /GAC) .
- Nano-barium titanate was fabricated by multi-step reactions using barium acetate, potassium carbonate and tetrabutyl titanate as raw materials. 采用醋酸钡、碳酸钾、钛酸丁酯等为初始反应物,通过多步反应的方法,制得了纳米钛酸钡。
- The effect of sodium pyrophosphate,glycerol monostearate and starch acetate on rheological propertiesof rice starch were studied by Dynamic Rheometry. 采用动态流变仪对米线生产中三种常用添加剂焦磷酸钠、单甘酯和淀粉醋酸酯对大米淀粉流变特性的影响进行了研究。
- Nanosized titanium dioxide powder was prepared via Sol - Gel methods, Hydro-thermal methods , Hydrolysis methods from tetrabutyl titanate . 以钛酸四丁酯为原料,采用溶胶-凝胶法、水热沉淀法、水解法制备了纳米二氧化钛粉体。
- It is also required to the synthesis of the coenzyme thiamin pyrophosphate, which is involved in many decarboxylation reactions. 辅酶硫胺素焦磷酸的合成也需要胱氨酸,它还和许多脱羧反应有关。
- Abstract: Stearic acid and tetrabutyl titanate were used to improve the hydrophobicity of antimony doped tin oxide (ATO) nano-powders . 摘 要: 用硬脂酸/钛酸四丁酯复合改性剂对掺锑二氧化锡(ATO)纳米粉体进行表面有机化改性处理。
- This rhomboid shaped crystal of calcium pyrophosphate, which appears bluish-white (weak positive birefringence) by polarized light with red plate. 焦磷酸钙菱形结晶在红感光板偏振光下呈蓝白色(弱正双折射)。
- This paper presents the preparation of the graft copolymer alloy of pullulan with butyl acrylate using manganic pyrophosphate as initiator. 研究在水介中焦磷酸锰引发下,普鲁兰/聚丙烯丁酯接枝物合金的制备、组成的控制及接枝共聚反应速率。
- Nano TiO-2 had been prepared in solution gel method. Nano TiO-2 was used for the catalyst of synthesizing polybutylene terephthalate(PBT) instead of tetrabutyl titanate. 用溶胶 -凝胶法制备纳米二氧化钛 (TiO2 )材料 ,替代钛酸丁酯作为合成聚对苯二甲酸丁二酯催化剂。
- A cyanide free process for gold imitation plating on plastic surface was advanced with pyrophosphate as complexing agent. 采用焦磷酸盐为络合剂研究出一种塑料无氰仿金电镀工艺。