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Surface characters of anhydrite powder modified by titanate coupling agent,effects of the anhydride powder before and after modification on mechanical properties of PVC compounds and the conjoint state of PVC compounds with modified or unmodified anhydrite powder were studied.

作者研究了经钛酸酯偶联剂改性的硬石膏粉的表面性质、改性前后硬石膏粉对聚氯乙烯(PVC)复合材料的力学性能的影响以及改性前后硬石膏粉与PVC的结合情况。

Activation and modification of natural anhydrite;

天然硬石膏的活性激发及改性

Preliminary study on manufacture of anhydrite from phosphogypsum;

磷石膏为原料制硬石膏的初步研究

Process and development prospect of co-production of sulphuric acid and cement with anhydrite;

硬石膏生产硫酸和水泥的方法及发展前景

The manufacture technology of complex wall material from wheat straw and hard plasterboard was researched.

研究了麦秸/硬石膏板复合墙体的制造工艺。

Diagenesis of anhedritite in the Cretaceous reservoir and its influence on the hydrocarbon distribution in southeast Jianghan Basin;

江汉盆地白垩系储集层中硬石膏的成岩作用及其对油气分布的控制

The structures and properties of gypsum and anhedritite are introduced in this paper.

介绍了石膏及硬石膏的结构及性质。

The effect of water/powder ratio on accuracy and hardness of die stone models;

超硬石膏材料水粉比对模型精度和表面硬度的影响

Investigation and classification in the amount of die stone of work model on denture restoration;

义齿修复工作模型超硬石膏用量的调查及分类

Aim: To evaluate the surface hardness and abrasion resistance of die stone model with the application of a new gypsum surface hardener.

目的:测定涂布超硬石膏表面硬化剂有机硅树脂前后石膏模型的表面硬度和抗磨损性能,为该石膏表面硬化剂的临床应用提供依据。