Silicon nitride-resin bicontinuous phase composite ceramic material, and manufacturing method and application thereof: Fid-Bau Portal

Silicon nitride-resin bicontinuous phase composite ceramic material, and manufacturing method and application thereof

NING CONGQIN

The invention relates to a silicon nitride-resin bicontinuous phase composite ceramic material, and a manufacturing method and an application thereof. Specifically, the invention relates to a method for manufacturing the silicon nitride-resin bicontinuous phase composite ceramic material. The method comprises the steps of molding, high-temperature sintering, surface treatment, permeation treatmentand resin compounding. The invention also relates to the silicon nitride-resin bicontinuous phase composite ceramic material prepared by using the method provided by the invention, and the application of the composite ceramic material in manufacturing of repairing materials for hard tissues like a dental body. The method disclosed by the invention has the advantages of simple process, easiness inoperation and the like; and the composite ceramic material prepared by using the method provided by the invention has the advantages of high strength, good machinability, elasticity modulus and hardness similar to the elasticity modulus and hardness of the dental body and the like, is specifically applicable to being used as a dental body repairing material, for example, for manufacturing dentalcrowns, veneers, inlays and high inlays, and can also be used for repairing the hard tissues.

本发明涉及一种氮化硅‑树脂双连续相复合陶瓷材料及其制造方法和应用。具体地说，本发明涉及一种制造氮化硅‑树脂双连续相复合陶瓷材料的方法，所述方法包括成型、高温烧结、表面处理、渗透处理和树脂复合步骤。本发明还涉及由所述方法制得的氮化硅‑树脂双连续相复合陶瓷材料以及所述复合陶瓷材料在制造牙体或者其他硬组织的修复材料中的应用。本发明方法具有工艺简单易操作等优点，由该方法制得的复合陶瓷材料具有强度高，可加工性好，弹性模量和硬度与牙体相近似等优点，尤其适合于用作牙体修复材料，例如用于制造牙冠、贴面、嵌体、高嵌体，也可以用于修复其他硬组织。

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