查询词典 TIO

The encapsulated TiO〓 particles by polymer were obtained with soapless emulsion polymerization of methyl methacrylate in water in the presence of the pretreated TiO〓 particles.

一种是用偶联剂钛酸丁酯对亲水性TiO〓粒子进行预处理，钛酸丁酯与TiO〓表面羟基反应，交联到TiO〓粒子表面，使TiO〓粒子表面由亲水性转变为憎水性，改善无机粉体与有机单体的亲合性，再进行TiO〓存在下甲基丙烯酸甲酯的无皂乳液聚合，即可得到TiO〓-PMMA复合粒子：另一种方法是用表面活性剂对TiO〓进行预处理，再进行TiO〓粒子存在下甲基丙烯酸甲酯的无皂乳液聚合，TiO〓粒子表面可形成一层均匀的聚合物膜，提出了包覆机理，指出单体在无机粉体表面发生聚合的关键是预先在粒子表面形成聚合场所，即吸附一层表面活性剂。

The formation of the precursor for nucleation and growth of TiO〓 particles is slow from the complex. So the formation of TiO〓 particles is a diffusion-controlled process described as the Lamer model.

虽然水解料液中钛的浓度较高，但是以络合物的形式存在，络合物转变成成核前驱体的反应是缓慢的，使成核和生长过程在扩散控制下按Lamer模型的方式完成。

A novel process for the deposition of TiO 2 at room temperature using rutile TiO 2 nanopowders synthesized by peptizing the amorphous Ti 4 in aqueous solutions was studied.

利用回流胶溶在液相中一步合成金红石型TiO2 纳米粉体，并采用纳米粉液相成膜新方法，低温下制备出纳米金红石相TiO2 薄膜，通过XRD、TEM及循环伏安法对TiO2 纳米粉及薄膜的性能进行了表征。

Modification of photocatalyst anatase TiO〓 and photoregeneration of activated carbon under irradiation of UV light were studied in this thesis as well as its photoregeneration mechanism and synergy effect of TiO〓 and activated carbon.

本文主要研究了锐钛型TiO〓光催化剂的改性及以改性TiO〓为催化剂，在紫外光辐射下进行活性炭的光再生，并在此基础上，探索活性炭的光再生机理，与TiO〓-活性炭协同作用机制。

Kinetic investigation about Pt/TiO〓 catalyst and adding transition metal, rare-earth metal to Pt/TiO〓 catalyst on the hydrogenation of CNB.

初步探讨了Pt/TiO〓催化剂以及添加过渡金属和稀土金属催化剂上氯代硝基苯催化加氢的反应动力学。

To increase the solution temperature, the loading of TiO〓 and the light intensity advisably has advantage to the increase of reaction rate.

在反应条件中，存在一个最佳pH值，提高温度、TiO〓用量及光强均对提高反应速率有益。

Quinclorac and allyl alcohol as raw materials, 3, 7-dichloro-8-quinolinoxylic acid allyl ester was obtained when catalyst is oil of vitriol or super solid acid SO〓/TiO〓. Using both catalysts, organic synthesis technology process was made respectively, and the ester was analyzed and characterized by IR spectrum and NMR spectrum Through experiment, both preparing conditions were optimized and discussed respectively.

以TiO〓为载体负载SO〓制备出固体超强酸催化剂，确定了SO〓/TiO〓催化剂制备的技术路线，以丙酸正丁酯为探针实验，考察了新型固体酸催化剂SO〓/TiO〓的催化活性及制备条件对催化活性的影响，对影响其催化效果的工艺条件进行了优化，并探讨了影响的规律性。

The effect of crystal form on photocatalysis property is studied. The results show that: Function of anatase TiO 2 is best.

考察了晶型对光催化剂性能的影响，结果表明，锐钛矿型TiO2的催化性能最好。

When doping the rare earth elements in nano-TiO〓, the relationships between the photocatalytic activities and the ratio of electronic affinity to ionic radius of doped atomic ion were studied.

在稀土元素对纳米TiO〓光催化剂的掺杂研究中，发现催化活性与掺杂元素的稳定氧化态的电子亲和势与离子半径的比值Ea/r有较好的相关性，而与Ea/r〓的相关性相对较低。

RD results showed that the silver ions doping could inhibit the formation of brookite TiO〓 to some extent.

PS研究表明，银离子掺杂前后，催化活性的变化与其表面的低价钛离子缺陷的浓度变化密切相关。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。