全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
材料工程  2000 

活性填料钽在聚碳硅烷转化陶瓷中的应用

, PP. 7-10

Keywords: 活性填料,,聚碳硅烷,陶瓷

Full-Text   Cite this paper   Add to My Lib

Abstract:

研究了活性填料钽(Ta)在聚碳硅烷(PCS)先驱体转化陶瓷中的应用.研究表明,活性填料Ta能有效降低陶瓷素坯的气孔率.Ta可与PCS气态裂解产物和N2气氛反应生成新的化合物,提高PCS的陶瓷产率.Ta还能提高烧成体的强度.但是Ta的引入并不能抑制坯体在裂解过程中的收缩.Ta含量越高,陶瓷烧成体的线收缩越大.

References

[1]  Peter G.J Am Ceram Soc,1995,78 (4):835~848
[2]  Peter G.Cfi/Ber DKG,1994,71 (6):304~309
[3]  Dietmar S,Heinrich L,Christine A S,et al.Chemical modification of preceramic polymers.their reactions with transition metal complexes and transition metal powders [J].J Inorganic and Organometallic Polymers,1992,2 (1):59~77
[4]  Tobias E,Michael S,Otto J,et al.Microstructure Development of Oxycarbide Composites During Active-Filler-Controlled Polymer Pyrolysis[J].J Am Ceram Soc,1993,76 (1):207~213
[5]  Sung H Y,Richard E R,Stephen C D.Pyrolysis of Titanium-Metal-Filler Poly(sioxane) Preceramic Polymers:Effect of At mosphere on Pyrolysis Product Chemistry[J].J Am Cream Soc,1995,78 (7):1818~1824
[6]  Zhou Y,Jiang D L,Tang S H,et al.Composition and Microstructure of Multiphase Ceramics Obtained by Pyrolysis of Polymer-Filler Mixtures.The Chinese Journal of Nonferrous Metals[J].1995,5(2):709~711
[7]  Dietmar S.Preceramic polymers:past,present,and future.AD-A 258:327
[8]  Peter G,Seibold M.J Mater Sci,1992,27:1053~60
[9]  Dietmar S,Nathan B,David P,et al.J Am Ceram Soc,1991,74 (10):2687~2689
[10]  周长江.活性填料在聚碳硅烷裂解制备陶瓷基复合材料中的应用研究[D].长沙:国防科技大学,1998
[11]  Erik C M,Wolfgang G.Precise Nondestructive Determination of the Density of Porous ceramics[J].J Am Ceram Soc,1989,72 (2):1269~1270

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133