固体酸碱

固体酸碱催化马来松香酯化反应

Study on catalytic esterification of Maleated Rosin with solid acids and solid alkali

本论文主要介绍了微量吸附量热技术及其在研究几种固体酸碱材料表面性质上的应用。

The technique of microcalorimetric adsorption and its application for measurements of surface acidity and basicity have been reviewed .

采用不对称催化剂、分子筛固体酸碱催化剂和生物催化剂等高选择性、高活性的催化剂；

Using super-active and super-selective catalysts , such as asymmetrical catalyst , molecular sieve solid acid and base catalysts , biological catalyses ;

固体酸碱催化餐饮废油脂制备生物柴油餐厨垃圾固相油脂液化及分离回收的影响因素

Preparation of biodiesel from waste cooking oil by solide acid base catalysis Factors influencing the liquefaction , separation , and recovery of solid grease from restaurant garbage

研究非均相固体酸碱催化剂、催化的酯化反应过程及酯化产品的理化特性对生物柴油的生产技术进步和应用推广都有重要的意义。

The handles such as heterogeneous catalyst , related transesterification reaction and the properties of the reaction product were important for the improvement of bio-diesel production and application .

而目前的固体酸碱催化剂研究仍存在性能较低，催化剂作用机理研究较少等问题。

However , current studies on the application of solid acid / base are still insufficient : performances are still low ; reaction mechanisms of the catalysts are seldom discussed .

采用固体酸碱催化剂催化的酯交换反应过程避免了传统均相酸碱催化剂催化酯交换产品的分离困难和废弃催化剂的环境污染问题。

In comparison with traditional homogeneous acid / base catalyst , the heterogeneous acid / base catalyst could obtain a purer product and avoided some problems such as purification of product , separation and pollution of used catalyst .

而在这一过程中，传统的均相酸碱催化剂存在设备腐蚀大、分离难度大、环境不友好等问题，因此，开发合适的固体酸碱催化剂是一个重要方向。

The traditional catalysts used in biomass conversion are homogeneous catalysts and some drawbacks are existed such as corrosion of equipment , separation problems and environmental unfriendly process . Therefore , development of solid acid / base is one of the ways to solve these problems .

使用NH3和CO2为探针分子，吸附量热技术能够定量地描述固体表面酸碱中心的数目和强度分布。

Specifically , the strength and number of surface acid and base sites can be quantitatively titrated by the microcalorimetric adsorption of NH 3 and CO 2 as probe molecules .

固体废弃物的酸碱度与浸提剂pH值的相关性研究

A Study about the Interrelation between the pH Values of Solid Wastes and Extracting Solvents

通过测量吸附热，金属氧化物的表面酸碱性强度可与Sanderson电负性关联起来，也可以考虑使用Drago参数来描述固体表面的酸碱性。

In addition , the strengths of surface acidity and basicity as defined by the adsorption heat of NH 3 and CO 2 can be correlated with Sanderson electronegativity of the metal oxides , and the interactions of basic probe molecules with acidic surface may be described by Drago parameters .