用热压工艺制备了AlN-BN复合陶瓷材料,研究了不同含量CaF2烧结助剂对致密化、介电和热导性能的影响.研究表明:CaF2添加剂可促进材料致密化,净化材料晶界,优化材料的综合性能.热压1850℃保温3h可获得高致密度的烧结体,添加3wt%～4wt%的CaF2,可获得98.53%～98.54%的相对密度.制备的AlN-BN复合材料其介电常数在7.29～7.60之间,介电损耗值最小为6.28×10-4,添加3wt%的CaF2获得的热导率为110W·m-1·K-1.
参考文献
| [1] | Shoichi Kume,Masaki Yasuoka,Naoki Omura,et al.International Journal of Refractory Metals & Hard Materials,2005,23 (4-6):382-385. |
| [2] | Slack G A.Journal of Physics and Chemistry of Solids,1973,34 (2):321-335. |
| [3] | 杜帅,李龙土,刘征,等(Du Shuai,et al).硅酸盐学报(Journal of the Chinese Ceramic Society),1997,25(4):433-439. |
| [4] | 杜帅,李发,刘征,等(Du Shuai,et al).硅酸盐学报(Journal of the Chinese Ceramic Society),1998,26(4):496-502. |
| [5] | 李晓云,施书哲,丘泰,等.电子元件与材料,2003,22(6):6-8. |
| [6] | Takao Kanai,Kei Tanemoto,Hiroshi Kubo.Jpn.J.Appl.Phys.,1990,29 (4):683-687. |
| [7] | Takao Kanai,Akiro Ando,Kei Tanemoto.Jpn.J.Appl.Phys.,1992,31 (5):1246-1247. |
| [8] | Takao Kanai,Kei Tanemoto.Jpn.J.Appl.Phys.,1993,32 (8):3544-3548. |
| [9] | 秦明礼,曲选辉,何新波,等(QING Ming-Li,et al).硅酸盐学报(Journal of the Chinese Ceramic Society),2003,30(10):913-917. |
| [10] | Jin Hai-yun,Wang Wen,Gao Ji-qiang,et al.Materials Letters,2006,60 (2):190-193. |
| [11] | Chou W S,Lee Y H,Cho M W,et al.Key Engineering Materials,2004,264-268:873-876. |
| [12] | 叶乃清,曾照强,胡晓清,等(YE Nai-Qing,et al).硅酸盐学报(Journal of the Chinese Ceramic Society),1998,26(2):265-268. |
| [13] | Khor K A,Cheng K H,Yu L G,et al.Materials Science and Engineering A,2003,347 (1-2):300-305. |
| [14] | 沈春英,唐惠东,丘泰,等.硅酸盐通报.2003,(2):11-15. |
| [15] | 周和平,周敬松(Zhou He-Ping,et al).无机材料学报(Journal of Inorganic Materials),1995,10(4):439-444. |
| [16] | Moulson A J,Herbert J M著,李世普,陈晓明,樊东辉等译.电子陶瓷:材料·性能·应用,第3版.武汉:武汉工业大学出版社,1993.82-83. |
| [17] | Masahiko Tajika,Hideaki Matsubara,William Rafanicllo.J.Am.Ceram.Soc.,1999,82 (6):1573-1575. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%