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- According to the configuration of porous ceramics, there are two kinds of means to make porous ceramics by preceramic polymer pyrolysis, namely bulk structure porous ceramics and ceramic foams. 根据所得多孔陶瓷的形态,先驱体转化法制备多孔陶瓷大致可分为两类:制备本征结构的多孔陶瓷,制备泡沫陶瓷。
- This article introduces the processing, structure and properties of the two kinds of porous ceramics by preceramic polymer pyrolysis, including existing problems needed to resolve. 本文介绍了先驱体转化制备这两类多孔陶瓷的工艺、结构和性能的研究现状,以及其存在的急需解决的问题。
- Preceramic polymer conversion technique 先驱体转化技术
- Keywords preceramic polymer;active filler;ceramics; 有机先驱体;活性填料;陶瓷;
- Joining of ceramics and ceramic matrix composites (CMCs) by using preceramic polymers is a novel technique with lower cost and higher joining strength. 用陶瓷先驱体有机聚合物连接陶瓷及陶瓷基复合材料是一种成本低廉、工艺新颖、可满足特殊高温条件下连接件要求的新型连接技术。
- Keywords porous ceramic;ceramic foam;preceramic polymer pyrolysis; 多孔陶瓷;泡沫陶瓷;先驱体转化法;
- Keywords preceramic polymer;active filler;ceramic nozzles; 陶瓷先驱体;活性填料;陶瓷喷管;
- SYNTHESIS STUDY OF BN PRECERAMIC POLYMED 氮化硼先驱体的合成研究
- Keywords perhydropolysilazane;preceramic polymer;synthesis;characterization;pyrolysis;silicon nitride; 全氢聚硅氮烷;陶瓷先驱体聚合物;合成;表征;裂解;氮化硅;
- Keywords low molecular weight polysilazane;divinylbenzene;crosslinking;pyrolysis products;preceramic polymer; 低分子聚硅氮烷;二乙烯基苯;交联;裂解;陶瓷先驱体;
- Keywords preceramic polymer;silica fiber;silicon nitride;composites;strength;activity; 陶瓷先驱体;石英纤维;氮化硅;复合材料;强度;活性;
- Keywords Preceramic polymer route;Polyaluminocarbosilane;Al-containing silicon carbide fiber;KD-A fiber;KD-SA fiber; 先驱体方法;聚铝碳硅烷;含铝碳化硅纤维;KD-A纤维;KD-SA纤维;
- Keywords preceramic polymer;active filler;reaction pyrolysis mechanism;elemental linescanning electron microscopy (ELEM); 陶瓷先驱体;活性填料;裂解-反应机理;元素线扫描;
- Keywords preceramic polymer;active filler;pyrolysis temperature;linear shrinkage;ceramic yield;flexural strength;microstructure; 陶瓷先驱体;活性填料;裂解温度;线收缩率;陶瓷产率;弯曲强度;微观结构;
- A polymer of two or more different monomers. 共聚物一种由两种或多种不同单体构成的聚合物
- preceramic polymer 陶瓷先驱体
- preceramic polymer pyrolysis 陶瓷先驱体裂解
- A molecule that can combine with others to form a polymer. 单体可以与其他分子结合形成聚合物的分子
- Ferric Chloride alone gives polymer with benzene. 三氧化铁可单独催化苯的聚合。
- The viscosity of the polymer was 2.16 poise. 聚合物的粘度为2.;16泊。