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耐超高温连续Si-Al-C纤维的一步法制备与表征

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摘要 采用先驱体转化技术,以聚铝碳硅烷(PACS)为先驱体,经过熔融纺丝、空气预氧化处理和超高温烧结处理,制备了近化学计量比的连续SiC纤维.研究结果表明:一步法所制备的连续Si-Al-C纤维的平均直径为11~12μm,平均抗拉强度为1.8~2.0GPa;纤维的化学式为SiC1.01O0.040Al0.024,主要由规整的β-SiC构成,此外含有少量的α-SiC和无定型的SiC;连续Si-Al-C纤维具有优良的耐超高温性能,在1500℃氩气中处理1h后,纤维的抗拉强度基本保持不变,在1800℃氩气中处理1h后,纤维的强度保留率为80%左右。
出处 《中国科学(E辑)》 CSCD 北大核心 2008年第7期1072-1079,共8页 Science in China(Series E)
基金 国家自然科学基金项目(批准号:59972042)
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  • 1Johnson D W, Evans A G, Goettler R W. Ceramic Fibers and Coatings: Advanced Materials for the Twenty-First Century. Washington D C: National Academy Press, 1998. 1 -49.
  • 2Yajima S, Hayashi J, Omori M, et al. Development of a SiC fiber with high tensile strength. Nature, 1976, 262: 683-685.
  • 3Laine R M, Babonneau F. Preceramic polymer routes to silicon carbide. Chem Mater, 1993, 5:260-279.
  • 4Sacks M D. Effect of composition and heat treatment conditions on the tensile strength and creep resistance of SiC-based fibers. J Eur Ceram Soc, 1999, 19(10): 2305-2315.
  • 5Toreki W, Batich C D, Sacks M D, et al. Polymer-derived silicon carbide fibers with low oxygen content and improved thermomechanical stability. Compos Sci Technol, 1994, 51(2): 145-159.
  • 6Kakimoto K I, Shimoo T, Okamura K. Oxidation-induced microstructural change of Si-Ti-C-O fibers. J Am Ceram Soc, 1998, 81(2): 409-412.
  • 7Kumagawa K, Yamaoka H, Shibuya M, et al. Thermal stability and chemical corrosion resistance of newly developed continuous Si-Zr-C-O Tyranno fiber. Ceram Eng Sci Proc, 1997, 18(3): 113-118.
  • 8Lipowitz J, Barnard T, Bujalski D, et al. Fine-diameter polycrystalline SiC fibers. Compos Sci Technol, 1994, 51 (2): 167-171.
  • 9Ishikawa T, Kohtoku Y, Kumagawa K, et al. High-strength alkali-resistant sintered SiC fibre stable to 2200°C. Nature, 1998, 391:773-774.
  • 10Cao F, Li X D, Peng P, et al. Structural evolution and associated properties on conversion from Si-C-O-Al ceramic fibers to Si-C-Al fibers by sintering. J Mater Chem, 2002, 12(3): 606-610.

二级参考文献10

  • 1JOHNSON D W, EVANS A G, GOETTLER R W. Ceramic fibers and coatings: advanced materials for the twenty-first century [M] . Washington D C: National Academy Press,1998.1-49.
  • 2YAJIMA S, HAYASGI J IIMURA and M. Synthesis of continous silicon carbide fiber with high tensile strength and high Young's modulus [J] . J Mater Sci, 1978, 13: 2569-2576.
  • 3YAJIMA S, HAYASGI J, OMORI M, et al. Development of SiC fiber with high tensile strength [J] . Nature, 1976, 261:683-685.
  • 4MANT, HECHTNL, CULLUMDEMC, etal. Thermalstability of SiC fibers (Nicalon) [J] . J Mater Sci, 1984, 19 (4):1191-1201.
  • 5CLARK T J, M ARONS R, STAMATOFF J B, et al. Thermal degradation of Nicalon SiC fiber [J] . Ceram Eng Sci Proc,1985, 6 (7-8): 576-578.
  • 6ISHIKAWA T, KOHTOKU Y, KUMAGAWA K, et al. High strength alkali-resistant sintered SiC fiber stable to 2200℃ [J].Nature, 1998, 391: 773-774.
  • 7CAO F, KIM D P, LI X D, et al. Synthesis of polyaluminocarbosilane and reaction mechanism study [J] . J Appl PolymSci, 2002, 85 (13): 2787 - 2792.
  • 8LY H Q, TAYLOR R, DAY R J. Conversion of polycarbosilane (PCS) to SiC-based ceramic: Part Ⅰ , characterization of PCS and curing products [J] . J Mater Sci, 2001, 36: 4037-4043.
  • 9余煜玺,李效东,曹峰,邢欣,冯春祥.先驱体法制备含异质元素SiC陶瓷纤维的现状与进展[J].硅酸盐学报,2003,31(4):371-375. 被引量:24
  • 10郑春满,朱冰,李效东,王亦菲.聚碳硅烷纤维的热交联研究[J].高分子学报,2004,14(2):246-250. 被引量:19

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