| 1. | The droplet size was found though the experience formulae and experience methods 根据经验公式及实验方法计算了钛酸丁酯溶液的雾化粒径。 |
| 2. | The stable tio2 sol was prepared by using ti ( oc4h9 ) 4 as precursor and c5h8o2 as chelate additive 以钛酸丁酯作前驱物,乙酰丙酮作螯合剂制备稳定的tio2溶胶。 |
| 3. | The fixing performance of teos / tbb blend sol and the effect of fixing conditions were discussed 讨论了正矽酸乙酯溶胶和钛酸丁酯溶胶混合溶胶的固色效果及固色工艺对固色效果的影响。 |
| 4. | Using teos and ti ( obu ) 4 , etc . as modifying material , wood samples were nano modified by means of microwave technology , supersonic dispersing method and pressure penetrating method etc 摘要采用纳米合成技术,以正矽酸乙酯、钛酸丁酯等作为改性木材的前驱体,结合微波扩孔技术、超声分散技术、压力浸渍等方法,对木材进行了改性。 |
| 5. | The silver doped tio2 or sio2 sols are prepared through sol - gel method , ti ( oc4h9 ) 4 and si ( oc2hs ) 4 are chosen as precursors respectively , and hnos is catalyzer , agno3 is the second component for inducting silver ion 实验分别以钛酸丁酯和正硅酸乙酯为先驱剂,硝酸为催化剂,硝酸银引入银离子,以溶胶?凝胶法配制掺银tio _ 2 、 sio _ 2溶胶。 |
| 6. | Two phases atomizing nozzle and parallel board electrostatic precipitator were designed . ti02 powders were synthesized by plasma spraying with ethanol solution of butyl titanate as liquid feedstock on the optimized parameters 对等离子喷涂工艺进行了优化,使用喷雾裂解法,以钛酸丁酯的乙醇溶液作为喷涂原料,成功的合成了纳米tio _ 2颗粒。 |
| 7. | Chapter 3 degradation of crystal violet using nanometer tio2 under the synergistic action of h2o2 and ultrasonic wave tio2 nanoparticles with different phases are prepared by hydrolysis of titanium tetrabutoxide in the presence of hc1 第三章超声波与h _ 2o _ 2协同纳米tio _ 2光催化降解结晶紫本文采用稀盐酸为水解抑制剂,将钛酸丁酯水解制备出具有混合相的tio _ 2纳米粒子。 |
| 8. | Particle size distributing and the composing of crystal phase were discussed by the orthogonalizing design . the experiments showed that the most suitable process conditions should controlled as follows : process temperature was about 30c ; the ratio of tnb " water and solvent was l : 4 : l 0 : the calcined temperature was about 600 " c . such transition metal ions as fe3 + 实验表明,合适的反应条件是:以醋酸为负催化剂,水解温度应控制在30左右,钛酸丁酯与水量、溶剂量的配比应为1 : 4 : 10 。另外得到比较单一的锐钛型tio _ 2煅烧温度应控制在600左右。 |
| 9. | The tio2 , cds and cds - tio2 films on the common glass substrate were prepared , respectively , using ti ( oc4h9 ) 4 , cd ( cooch3 ) 2 and scn2h4 as raw materials by sol - gel method . the influences of manifold preparing parameters ( such as the concentration of sol , the amount of the peg . the number of coatings , the heat - treated temperature and time ) on the structure and performance were studied 本文采用溶胶-凝胶技术,以钛酸丁酯、乙酸镉和硫脲为原料,以普通玻璃片为载体,制备了纳米tio _ 2薄膜、 cds薄膜和cds - tio _ 2复合半导体薄膜,研究了制备过程中多种制备参数(如溶胶的浓度,聚乙二醇( peg )的加入量,镀膜层数,热处理温度及时间)对薄膜结构和性能的影响,采用x -射线衍射( xrd ) 、扫描电镜( sem ) 、能谱分析( edxa ) 、紫外-可见吸收光谱( uv - vis )等测试手段对各薄膜进行了结构和物性表征。 |
| 10. | The hydrolysis reaction of tetrabutyl titanate in adsorption was special because the reactor was nanophase , the mechanics of hydrolysis reaction had three characteristics : ( 1 ) the hydrolysis reaction rate of tetrabutyl titanate was small ; ( 2 ) the hydrolysis reaction in adsorption layer had three process , the influence of temperature on the last two process was small and different ; ( 3 ) the diffusion rate was the most insensitive to temperature 吸附相反应技术中使用的反应器是纳米级的吸附层,因而吸附层中的钛酸丁酯水解反应也与传统的液相法有着不同的机理:水解反应的速率较小;吸附层的钛酸丁酯水解反应分成三个阶段,后两个反应对温度都不敏感且敏感性也不同;扩散速率对温度的敏感性最小。 |