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High-thermal-conductivity silicon nitride ceramic material and preparation method thereof
The invention relates to a high-thermal-conductivity silicon nitride ceramic material and a preparation method thereof. The silicon nitride ceramic material is prepared from the following raw materials: alphaSi3N4 and a sintering aid, wherein the sintering aid is rare earth metal oxide and magnesium metal; wherein the rare earth metal oxide is at least one of Y2O3, Yb2O3, Gd2O3, Ce2O3, Sm2O3, La2O3, Tm2O3, Lu2O3, Nd2O3, Er2O3 and Sc2O3, and the metal magnesium is a simple substance Mg.
本发明涉及一种高导热氮化硅陶瓷材料及其制备方法,所述氮化硅陶瓷材料的原料组成包括α‑Si3N4和烧结助剂;所述烧结助剂为稀土金属氧化物和金属镁;所述稀土金属氧化物为Y2O3、Yb2O3、Gd2O3、Ce2O3、Sm2O3、La2O3、Tm2O3、Lu2O3、Nd2O3、Er2O3和Sc2O3中的至少一种,所述金属镁为单质Mg。
High-thermal-conductivity silicon nitride ceramic material and preparation method thereof
The invention relates to a high-thermal-conductivity silicon nitride ceramic material and a preparation method thereof. The silicon nitride ceramic material is prepared from the following raw materials: alphaSi3N4 and a sintering aid, wherein the sintering aid is rare earth metal oxide and magnesium metal; wherein the rare earth metal oxide is at least one of Y2O3, Yb2O3, Gd2O3, Ce2O3, Sm2O3, La2O3, Tm2O3, Lu2O3, Nd2O3, Er2O3 and Sc2O3, and the metal magnesium is a simple substance Mg.
本发明涉及一种高导热氮化硅陶瓷材料及其制备方法,所述氮化硅陶瓷材料的原料组成包括α‑Si3N4和烧结助剂;所述烧结助剂为稀土金属氧化物和金属镁;所述稀土金属氧化物为Y2O3、Yb2O3、Gd2O3、Ce2O3、Sm2O3、La2O3、Tm2O3、Lu2O3、Nd2O3、Er2O3和Sc2O3中的至少一种,所述金属镁为单质Mg。
High-thermal-conductivity silicon nitride ceramic material and preparation method thereof
一种高导热氮化硅陶瓷材料及其制备方法
ZENG YUPING (Autor:in) / WANG WEIDE (Autor:in) / ZUO KAIHUI (Autor:in) / XIA YONGFENG (Autor:in) / YAO DONGXU (Autor:in) / YIN JINWEI (Autor:in) / LIANG HANQIN (Autor:in)
01.01.2021
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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