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...

纳米碳管/羟基磷灰石复合材料的凝胶注模

, PP. 41-46

Keywords: 纳米碳管,羟基磷灰石,复合材料,凝胶浇注

Full-Text   Cite this paper   Add to My Lib

Abstract:

采用凝胶浇注成型工艺制备了纳米碳管/羟基磷灰石复合材料坯体。研究了pH值、分散剂、固相含量(纳米碳管和羟基磷灰石在料浆中的质量分数)、分散工艺等因素对料浆和复合材料坯体性能的影响,对坯体的力学性能进行了测试,借助扫描电镜分析了坯体的微观组织。实验发现,料浆的pH值应控制在10~12的范围内;聚甲基丙烯酸铵的浓度为0.6%时,羟基磷灰石悬浮体流动性最好;十二烷基磺酸钠的浓度在SDS/CNTs=1%~2%时,纳米碳管/羟基磷灰石复相料浆的粘度最低;采用球磨法制备的复相料浆固相含量达到55%,复合材料坯体的抗弯强度达到57.403MPa。

References

[1]  郭 颖, 李玉宝. 骨修复材料的研究进展[J] . 世界科技研究与发展, 2001 , 23 (1) : 33 - 37.Guo Ying , Li Yubao. The progress in biomaterials for t hereplacement of hand tissue [J] . World Sci - Tech R & D ,2001 , 23 (1) : 33 - 37.
[2]  Burg KJ L , Porter S , Kellam J F. Biomaterial development sfor bone tissue engineering [J] . Biomaterials , 2000 , 21 (23) :2347 - 2359.
[3]  Wojciech S , Masahiro Y. Processing and properties ofhydroxyapatite - based biomaterials for use as hard tissuereplacement implant s [J] . J Mater Res , 1998 , 13 (1) : 94 -117.
[4]  龚树生, 汪吉宝, 师 洪, 等. 羟基磷灰石人工听骨的临床应用[J] . 同济医科大学学报, 1996 , 25 (6) : 467 - 469.于志云, 等: 纳米碳管/ 羟基磷灰石复合材料的凝胶注模?45 ?Gong Shusheng , Wang Jibao , Shi Hong , et al . Clinical studyof hydroxyapatitic ossicle in middle ear surgery [J] . Acta UnivMed Tongji , 1996 , 25 (6) : 467 - 469.
[5]  程玉华, 赵广军, 刘海俊, 等. 胶原复合羟基磷灰石修复下颌骨缺损的组织学观察[J] . 中国修复重建外科杂志, 1998 , 12(2) : 74 - 76.Cheng Yuhua , Zhao Guangjun , Liu Haijun , et al . Histologicalevaluation of collagen hydroxyapatite composite as osseous implant s in t he repair of mandibular defect [J] . Chinese J Reparative and Reconst ructive Surgery , 1998 , 12 (2) : 74 - 76.
[6]  刘 治, 陈晓红, 宋怀河. 碳纳米管及其研究进展[J] . 化工新型材料, 2002 , 30 (4) : 1 - 4.Liu Zhi , Chen Xiaohong , Song Huaihe. Carbon nanotube andit s development [J] . New Chemical Materials , 2002 , 30 (4) :1 - 4.
[7]  Havashida T , Pan L , Nakayama Y. Mechanical and elect ricalproperties of carbon tubule nanocoils [J] . Physica B , 2002 ,323 (1/ 4) : 352 - 353.
[8]  李爱民, 孙康宁, 董维芳, 等. 烧结工艺对碳纳米管/ 羟基磷灰石复合材料力学性能与微观结构的影响[J] . 人工晶体学报, 2004 , 33 (4) : 624 - 628.Li Aimin , Sun Kangning , Dong Weifang , et al . Influence ofsintering technique on mechanical properties and microst ructure of CNTs/ HAp composite [J] . Journal of Synt hetic Crystals , 2004 , 33 (4) : 624 - 628.
[9]  Ogbemi O O , Mark A J , Richard A S. Gel-casting : A new ceramic forming process [J] . Ceramic Bulletin , 1991 , 70 (10) :1641 - 1849.
[10]  王 浚, 高 濂, 孙 静. Y- TZP 悬浮液的界面吸附特性[J] . 无机材料学报, 1999 , 14 (5) : 757 - 762.Wang J un , Gao Lian , Sun Jing. Interface adsorption properties of Y- TZP aqueous suspensions [J] . Journal of InorganicMaterials , 1999 , 14 (5) : 757 - 762.
[11]  刘阳桥, 高 濂, 郭景坤. 丙烯酸类共聚物在纳米Y- TZP 上的等温吸附研究[J] . 无机材料学报, 2001 , 16 ( 4) : 635 -640.Liu Yangqiao , Gao Lian , Guo Jingkun. Isot herm adsorption ofacrylic acid/ acrylate ester copolymers on nanosized Y- TZPpowders [J] . Journal of Inorganic Materials , 2001 , 16 ( 4) :635 - 640.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133