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Preparation method of high-thermal-conductivity aluminum nitride ceramic substrate
The invention relates to the field of ceramic substrates, and provides a preparation method of a high-heat-conductivity aluminum nitride ceramic substrate, which solves the problems that the aluminum nitride ceramic substrate obtained by the existing preparation process is not high in heat conductivity and needs to consume a large amount of energy, and comprises the following preparation steps: (1) selecting raw materials of aluminum nitride powder; (2) ball milling treatment; (3) deoxidation treatment; (4) secondary dispersion treatment; (5) tape casting: feeding into a tape casting machine for tape casting to obtain a biscuit; (6) sheet arrangement and flattening treatment; (7) discharging glue; (8) sintering; and (9) cooling.
本发明涉及陶瓷基板领域，提供一种高热导氮化铝陶瓷基板的制备方法，解决现有制备工艺获得的氮化铝陶瓷基板热导率不高且需要消耗大量能量的问题，包括以下制备步骤：(1)氮化铝粉体的原料的选择；(2)球磨处理；(3)脱氧处理；(4)二次分散处理；(5)流延成型：送入流延成型机进行流延成型，获得素坯；(6)排片压平处理；(7)排胶：(8)烧结；(9)冷却。
Preparation method of high-thermal-conductivity aluminum nitride ceramic substrate
The invention relates to the field of ceramic substrates, and provides a preparation method of a high-heat-conductivity aluminum nitride ceramic substrate, which solves the problems that the aluminum nitride ceramic substrate obtained by the existing preparation process is not high in heat conductivity and needs to consume a large amount of energy, and comprises the following preparation steps: (1) selecting raw materials of aluminum nitride powder; (2) ball milling treatment; (3) deoxidation treatment; (4) secondary dispersion treatment; (5) tape casting: feeding into a tape casting machine for tape casting to obtain a biscuit; (6) sheet arrangement and flattening treatment; (7) discharging glue; (8) sintering; and (9) cooling.
本发明涉及陶瓷基板领域，提供一种高热导氮化铝陶瓷基板的制备方法，解决现有制备工艺获得的氮化铝陶瓷基板热导率不高且需要消耗大量能量的问题，包括以下制备步骤：(1)氮化铝粉体的原料的选择；(2)球磨处理；(3)脱氧处理；(4)二次分散处理；(5)流延成型：送入流延成型机进行流延成型，获得素坯；(6)排片压平处理；(7)排胶：(8)烧结；(9)冷却。
Preparation method of high-thermal-conductivity aluminum nitride ceramic substrate
一种高热导氮化铝陶瓷基板的制备方法
YANG DASHENG (author) / SHI CHUNXI (author)
2022-05-31
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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