Cdgm Glass Co., Ltd

Xiaobing Nie

Baoping Yuan

Tianlai Yu

Zhenyu Liu

Xuemei Chen

Tao Jiang

Sai Li

Yong Su

A glass ceramic contains the following components by wt %: 60 to 80% of SiO; 4 to 20% of AlO; 0 to 15% of LiO; more than 0 but less than or equal to 12% of NaO; 0 to 5% of KO; more than 0 but less than or equal to 5% of ZrO; 0 to 5% of PO; and 0 to 10% of TiO. A crystalline phase contains at least one of RSiO, RSiO, RTiO, RTiO, RPO, RAlSiO, RAlSiOO, RAlSiO, RAlSiO, quartz and quartz solid solution. With a liquidus temperature below 1,450&#xb0; C., a thermal conductivity above 2 w/m&#xb7;k, and a Vickers hardness above 600 kgf/mm2, the glass ceramic is applicable to portable electronic devices and optical devices.

Glass-ceramic and substrate thereof

The present invention provides a microcrystalline glass product. The microcrystalline glass product includes the following components in percentage by weight: SiO: 45-70%; AlO: 8-18%; LiO: 10-25%; ZrO: 5-15%; PO: 2-10%; and YO: greater than 0 but less than or equal to 8%. Through reasonable component design, the microcrystalline glass and the microcrystalline glass product obtained in the present invention have excellent mechanical and optical properties and are suitable for electronic devices or display devices.

Microcrystalline glass, microcrystalline glass product and manufacturing method thereof

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Chengdu, China

Xiaobing Nie