CN107721415A - 一种复合义齿陶瓷材料及其制备方法 - Google Patents

一种复合义齿陶瓷材料及其制备方法 Download PDF

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CN107721415A
CN107721415A CN201711178600.7A CN201711178600A CN107721415A CN 107721415 A CN107721415 A CN 107721415A CN 201711178600 A CN201711178600 A CN 201711178600A CN 107721415 A CN107721415 A CN 107721415A
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Abstract

本发明公开了一种复合义齿陶瓷材料及其制备方法.该复合义齿陶瓷材料包括以下重量份计的组分:纳米氧化锆 886‑946份、氧化铪19‑34份、氧化铝25‑54份及氧化钛10‑26份。一种复合义齿陶瓷材料的制备方法是:首先,在一定量乙醇中,加入浓盐酸HCl,搅拌条件下,加入聚乙二醇,滴加有机锆醇盐,待完全溶解后,依次加入八水氧氯化锆、氧化钇及六水氯化镁,搅拌一段时间,得到溶液A;然后,在溶液A中,滴加一定质量浓度的聚乙烯吡咯烷酮溶液,搅拌一段时间,经一定质量浓度的氢氧化钠溶液调节pH值至中性、过滤得到湿滤饼B;最后,湿滤饼B经烘干、热处理,得到结构有序的义齿陶瓷材料。

Description

一种复合义齿陶瓷材料及其制备方法
技术领域
本发明属于陶瓷材料技术领域,特别是一种含纳米氧化锆、纳米氧化铪、纳米氧化铝及氧化钛的复合义齿陶瓷材料及其制备方法。
背景技术
义齿,俗称假牙,是人体牙齿脱落后,安装的一种生物材料,通常选用的材料包括塑料、陶瓷、金属,塑料通常作为牙托材料,金属材料,如镍合金,使用一段时间后,将出现掉色、腐蚀等现象,义齿陶瓷材料由于具有陶瓷的耐久性、稳定性、耐腐蚀等优良性质,受到义齿材料领域的广泛关注,例如CN103169624A报道了口腔修复瓷材料及其应用。
通常制备义齿陶瓷材料选用一些组份,例如:氧化锆、氧化铝、氧化镧等,通过物理混合研磨、热烧结技术获得相应的材料,但是相关的组份之间的相容性通常存在一些晶相缺陷。化学法是一种在合成多组分、多功能材料的有效技术,由于其工艺简易、成本低廉等优点,受到了广泛的应用。因此,将化学制备技术运用到义齿陶瓷材料领域,复合制备结构有序的义齿陶瓷材料已经成为义齿材料领域的一种迫切需求。
发明内容
本发明的目的在于:提供一种复合义齿陶瓷材料及其制备方法。
一种复合义齿陶瓷材料,包括以下重量份计的组分:纳米氧化锆 886-946份,纳米氧化铪 19-34份,纳米氧化铝 25-54份和纳米氧化钛 10-26份。
本发明还提供了一种复合义齿材陶瓷料的制备方法,结合化学制备技术,制备结构有序、性能优异的复合氧化锆、氧化铪、氧化铝及氧化钛的义齿陶瓷材料。
一种复合义齿材陶瓷料的制备方法,包括以下步骤:首先,在一定量乙醇中,加入浓盐酸,搅拌条件下,加入葡萄糖和聚乙烯醇,滴加有机锆醇盐,待完全溶解后,依次加入八水氧氯化锆、八水合氧氯化铪、氯化铝及有机钛醇盐,搅拌一段时间,得到溶液A;然后,在溶液A中,滴加一定质量浓度的氢氧化钠溶液调节pH值至中性、过滤得到湿滤饼B;最后,湿滤饼B经烘箱干燥、热处理,得到结构有序的义齿陶瓷材料。
本发明与现有技术相比,其显著优点:通过化学合成技术,有机锆醇盐、八水氧氯化锆、八水合氧氯化铪、氯化铝及有机钛醇盐,经酸解、化学聚合,并由葡萄糖和聚乙烯醇进行分散,形成稳定的锆铪、锆铝及锆钛基复合前驱体,制备了复合纳米氧化锆、氧化铪、氧化铝及氧化钛的复合义齿陶瓷材料。
具体实施方式
下面结合具体实施例进一步说明本发明的技术解决方案,这些实施例不能理解为是对技术解决方案的限制。
实施例1:
一种复合义齿陶瓷材料,包括以下重量份计的组分:
纳米氧化锆 946份
纳米氧化铪 19份
纳米氧化铝 25份
纳米氧化钛 10份。
依以下步骤制备一种复合义齿陶瓷材料。
步骤1:在100mL乙醇C2H5OH中,加入70mL质量浓度为37%的浓盐酸HCl,搅拌条件下,加入0.8g葡萄糖和1.6g聚乙烯醇,滴加100.2g正丁醇锆Zr(OC4H9)4,待完全溶解后,依次加入16.9g八水氧氯化锆ZrOCl2·8H2O、1.3g八水合氧氯化铪HfOCl2·8H2O、2.2g氯化铝AlCl3及1.4g正丁醇钛Ti(OC4H9)4,搅拌4h,得到溶液A;
步骤2:在溶液A中,滴加质量浓度为30%的氢氧化钠NaOH溶液调节pH值至中性、过滤得到湿滤饼B;
步骤3:湿滤饼B,经150oC烘箱干燥12h、900oC热处理24h,得到结构有序的复合义齿陶瓷材料。
实施例2:
一种复合义齿陶瓷材料,包括以下重量份计的组分:
纳米氧化锆 886份
纳米氧化铪 34份
纳米氧化铝 54份
纳米氧化钛 26份
依以下步骤制备一种复合义齿陶瓷材料
步骤1:在100mL乙醇C2H5OH中,加入110mL质量浓度为37%的浓盐酸HCl,搅拌条件下,加入3.9g葡萄糖和5.2g聚乙烯醇,滴加220.5g异丁醇锆Zr(OC4H9)4,待完全溶解后,依次加入51.9g八水氧氯化锆ZrOCl2·8H2O、5.7g八水合氧氯化铪HfOCl2·8H2O、12.3g氯化铝AlCl3及9.4g异丁醇钛Ti(OC4H9)4,搅拌8h,得到溶液A;
步骤2:同实施例1中的制备步骤2;
步骤3:湿滤饼B,经180oC烘箱干燥8h、1100oC热处理12h,得到结构有序的复合义齿陶瓷材料。
实施例3:
一种复合义齿陶瓷材料,包括以下重量份计的组分:
纳米氧化锆 914份
纳米氧化铪 24份
纳米氧化铝 44份
纳米氧化钛 18份
依以下步骤制备一种复合义齿陶瓷材料
步骤1:在100mL乙醇C2H5OH中,加入90mL质量浓度为37%的浓盐酸HCl,搅拌条件下,加入2.1g葡萄糖和3.2g聚乙烯醇,滴加154.6g正丁醇锆Zr(OC4H9)4,待完全溶解后,依次加入31.2g八水氧氯化锆ZrOCl2·8H2O、2.6g八水合氧氯化铪HfOCl2·8H2O、6.4g氯化铝AlCl3及4.4g异丁醇钛Ti(OC4H9)4,搅拌6h,得到溶液A;
步骤2:同实施例1中的制备步骤2;
步骤3:湿滤饼B,经165oC烘箱干燥10h、1000oC热处理18h,得到结构有序的复合义齿陶瓷材料。

Claims (2)

1.一种复合义齿陶瓷材料,其特征在于,包含下列重量份的组份:
纳米氧化锆 914份
纳米氧化铪 24份
纳米氧化铝 44份
纳米氧化钛 18份
基于权利要求1所述的一种复合义齿陶瓷材料的制备方法,其特征在于:
第一步:在一定量乙醇C2H5OH中,加入一定量质量浓度为37%的浓盐酸HCl,搅拌条件下,加入葡萄糖和聚乙烯醇,滴加丁醇锆Zr(OC4H9)4,待完全溶解后,依次加入八水氧氯化锆ZrOCl2·8H2O、八水合氧氯化铪HfOCl2·8H2O、氯化铝AlCl3及丁醇钛Ti(OC4H9)4,搅拌4h-8h,得到溶液A,其中,C2H5OH和HCl的体积比控制0.7-1.1,葡萄糖和聚乙烯醇占HCl的质量比例控制1%-3%和2%-4%,Zr(OC4H9)4占HCl的摩尔比为25%-35%,ZrOCl2·8H2O、HfOCl2·8H2O、AlCl3及Ti(OC4H9)4占Zr(OC4H9)4的摩尔比分别为25%-35%、1.5%-3%、8%-20%及2%-6%;
第二步:在溶液A中,滴加质量浓度为30%的氢氧化钠NaOH溶液调节pH值至中性、过滤得到湿滤饼B;
第三步:湿滤饼B,经150oC-180oC烘箱干燥8h-12h、900oC-1100oC热处理12h-24h,得到结构有序的复合义齿陶瓷材料。
2.根据权利要求2所述的一种复合义齿陶瓷材料的制备方法,其特征在于:所述的溶液A中,丁锆酸可选正丁醇锆或异丁醇锆,丁醇钛可选用正丁醇钛或异丁醇钛。
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108557928A (zh) * 2018-07-22 2018-09-21 南京市雨花台区绿宝工业设计服务中心 一种水处理药剂的制备方法
CN108640650A (zh) * 2018-06-24 2018-10-12 龚娟 一种复合陶瓷材料的制备方法
CN108722106A (zh) * 2018-06-24 2018-11-02 南京市雨花台区绿宝工业设计服务中心 一种甲醛清除剂的制备方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103880418A (zh) * 2014-02-10 2014-06-25 北京大学工学院包头研究院 一种用于义齿制备的陶瓷材料粉体及其制备方法
CN105601276A (zh) * 2015-12-30 2016-05-25 季红军 一种电子陶瓷复合材料的制备方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103880418A (zh) * 2014-02-10 2014-06-25 北京大学工学院包头研究院 一种用于义齿制备的陶瓷材料粉体及其制备方法
CN105601276A (zh) * 2015-12-30 2016-05-25 季红军 一种电子陶瓷复合材料的制备方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108640650A (zh) * 2018-06-24 2018-10-12 龚娟 一种复合陶瓷材料的制备方法
CN108722106A (zh) * 2018-06-24 2018-11-02 南京市雨花台区绿宝工业设计服务中心 一种甲醛清除剂的制备方法
CN108557928A (zh) * 2018-07-22 2018-09-21 南京市雨花台区绿宝工业设计服务中心 一种水处理药剂的制备方法

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