CN1498877A - 纳米ZrO2(Y2O3)/Cu复合功能陶瓷材料的制备方法 - Google Patents

纳米ZrO2(Y2O3)/Cu复合功能陶瓷材料的制备方法 Download PDF

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CN1498877A
CN1498877A CN02146183.XA CN02146183A CN1498877A CN 1498877 A CN1498877 A CN 1498877A CN 02146183 A CN02146183 A CN 02146183A CN 1498877 A CN1498877 A CN 1498877A
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sintering
ceramic material
nanometer
functional ceramic
zro2
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原效坤
许并社
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Abstract

本发明以纳米ZrO2为基体，Y2O3为稳定剂，通过加入5wt％～15wt％的添加相纳米Cu，在6.6×10－3Pa真空度、25～150MPa烧结压力和1000～1300℃烧结温度下，真空热压烧结2.5～5h，使基体和添加相有机结合，烧结体的相对密度达99.13％，断裂强度达872MPa，电导率达7.835S/m。

Description

纳米ZrO2(Y2O3)/Cu复合功能陶瓷材料的制备方法
本发明涉及纳米ZrO2(Y2O3)/Cu复合功能陶瓷材料的制备工艺，属于纳米复合功能陶瓷材料的范畴。
纳米晶陶瓷材料是指晶粒尺寸维系在纳米级(1～100nm)的陶瓷材料；复合陶瓷是在陶瓷的微观组织中引入添加相或同种物质不同晶型的陶瓷材料；功能陶瓷因为原料和工艺的特殊性使成品具有各种优良的性能并广泛应用于特殊的环境和领域；
纳米陶瓷材料的优点是具有高比表面积和复杂粗糙的相界面，在特定的温度下还具有优良的离子扩散和传导性能；
导电陶瓷的代表是ZrO2瓷、β-Al2O3瓷和LaCrO3瓷，电导率为 1 ~ 10 S m ;
本发明制备了一种新型纳米复合功能陶瓷材料：成品首先具有纳米ZrO2陶瓷材料的优良性能；其次通过引入新的添加相Cu，使成品具有良好的电学性能；第三做为功能材料，成品又具有良好的力学性能；成品作为功能陶瓷材料可以广泛运用于承重耐磨的工程构件和离子器件等特殊领域。
本发明的技术方案是：
(1)以甲醇为分散剂，超声波振荡使纳米Cu均匀分散在纳米ZrO2(Y2O3)基质中，在氮气通风橱中使甲醇挥发，制备Cu含量为5～15wt％的均匀配比物；
(2)将配比物干压成型，在6.6×10-3Pa真空度、25～150MPa烧结压力、1000～1300℃烧结温度下真空热压烧结2.5～5h，烧结完成后空冷；
本发明的实施例为：

Claims (3)

  1. (1)一种纳米ZrO2(Y2O3)/Cu复合功能陶瓷材料的制备方法，其特征在于以纳米ZrO2为基体，Y2O3为稳定剂，纳米Cu为添加相，采用真空热压烧结工艺制备烧结体；
  2. (2)权利要求(1)所涉及的以纳米Cu为添加相，其特征在于纳米Cu的含量为5wt％～15wt％；
  3. (3)权利要求(1)所涉及的真空热压烧结工艺，其特征在于真空烧结，烧结压力为25～150MPa，烧结温度为1000～1300℃，烧结时间为2.5～5小时。
CN02146183.XA 2002-11-04 2002-11-04 纳米ZrO2(Y2O3)/Cu复合功能陶瓷材料的制备方法 Pending CN1498877A (zh)

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Cited By (11)

* Cited by examiner, † Cited by third party
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US8343686B2 (en) 2006-07-28 2013-01-01 The Regents Of The University Of California Joined concentric tubes
US8445159B2 (en) 2004-11-30 2013-05-21 The Regents Of The University Of California Sealed joint structure for electrochemical device
US8486580B2 (en) 2008-04-18 2013-07-16 The Regents Of The University Of California Integrated seal for high-temperature electrochemical device
CN104987109A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种led灯散热用防开裂片状氧化铝多孔陶瓷及其制备方法
CN104987113A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种led灯散热用硅酸锆晶须改性片状氧化铝多孔陶瓷及其制备方法
CN104987112A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种高光洁度led灯散热用片状氧化铝多孔陶瓷及其制备方法
CN104987110A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种led灯散热用高导热片状氧化铝多孔陶瓷及其制备方法
CN104987111A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种高导热性led灯散热用片状氧化铝多孔陶瓷及其制备方法
CN105036717A (zh) * 2015-07-24 2015-11-11 合肥凯士新材料贸易有限公司 一种大功率led封装用片状氧化铝多孔陶瓷及其制备方法
CN105060864A (zh) * 2015-07-24 2015-11-18 合肥凯士新材料贸易有限公司 一种led灯散热用片状氧化铝多孔陶瓷及其制备方法
CN105110770A (zh) * 2015-07-24 2015-12-02 合肥凯士新材料贸易有限公司 一种防热膨胀led灯散热用片状氧化铝多孔陶瓷及其制备方法

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8445159B2 (en) 2004-11-30 2013-05-21 The Regents Of The University Of California Sealed joint structure for electrochemical device
US8343686B2 (en) 2006-07-28 2013-01-01 The Regents Of The University Of California Joined concentric tubes
US8486580B2 (en) 2008-04-18 2013-07-16 The Regents Of The University Of California Integrated seal for high-temperature electrochemical device
CN104987109A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种led灯散热用防开裂片状氧化铝多孔陶瓷及其制备方法
CN104987113A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种led灯散热用硅酸锆晶须改性片状氧化铝多孔陶瓷及其制备方法
CN104987112A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种高光洁度led灯散热用片状氧化铝多孔陶瓷及其制备方法
CN104987110A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种led灯散热用高导热片状氧化铝多孔陶瓷及其制备方法
CN104987111A (zh) * 2015-07-24 2015-10-21 合肥凯士新材料贸易有限公司 一种高导热性led灯散热用片状氧化铝多孔陶瓷及其制备方法
CN105036717A (zh) * 2015-07-24 2015-11-11 合肥凯士新材料贸易有限公司 一种大功率led封装用片状氧化铝多孔陶瓷及其制备方法
CN105060864A (zh) * 2015-07-24 2015-11-18 合肥凯士新材料贸易有限公司 一种led灯散热用片状氧化铝多孔陶瓷及其制备方法
CN105110770A (zh) * 2015-07-24 2015-12-02 合肥凯士新材料贸易有限公司 一种防热膨胀led灯散热用片状氧化铝多孔陶瓷及其制备方法

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