Industrial Technology Research Institute

Kai-Hsiang Chuang

Kuo-Chuang Chiu

Sheng-Min Yu

Chien-Chung Hsu

Ming-Hui Chang

Kuan-Yi Li

Chien-Chiang Hsu

Hsueh-Ping Weng

A ceramic composite and a method of preparing the same are provided. The method of preparing the ceramic composite includes mixing an aluminum slag and a carbon accelerator to obtain a mixture and reacting the mixture at a temperature equal to or greater than 1600&#xb0; C. in a nitrogen atmosphere to obtain a ceramic composite. The aluminum slag includes aluminum, oxygen, nitrogen, and magnesium. The weight ratio of the oxygen to the aluminum is 0.6 to 2. The weight ratio of the nitrogen to the aluminum is 0.1 to 1.2. The weight ratio of the magnesium to the aluminum is 0.04 to 0.2. The ceramic composite includes aluminum nitride accounting for at least 90 wt % of the ceramic composite.

Ceramic composite and method of preparing the same

A direct bonded copper ceramic substrate is provided, which includes a nitride ceramic substrate, a first passivation layer, and a first copper layer. The first passivation layer includes aluminum oxide or silicon oxide doped with another metal. The other metal is titanium, vanadium, chromium, manganese, iron, cobalt, nickel, copper, or a combination thereof. The aluminum or silicon and the other metal have a weight ratio of 60:40 to 99.5:0.5. The first passivation layer is disposed between the top surface of the nitride ceramic substrate and the first copper layer.

Direct bonded copper ceramic substrate

A method of forming a core-shell composite material includes depositing a polysiloxane shell to wrap a ceramic core via chemical vapor deposition for forming a core-shell composite material, wherein the ceramic core is an oxide of metal and silicon, which includes 100 parts by weight of calcium, 50 to 95 parts by weight of iron, 15 to 40 parts by weight of silicon, 2 to 15 parts by weight of magnesium, 2 to 20 parts by weight of aluminum, and 2 to 10 parts by weight of manganese.

Core-shell composite material and method for manufacturing the same

A composition and a device for purification of nitrogen-oxide-containing gas is provided. It can purify harmful nitrogen-oxide-containing gases, such as nitric oxide or nitrogen dioxide. The composition includes an alkaline substance and at least one organic acid, the organic acids having an enediol group, enediamine group, or amine group of cyclopentane compounds, cyclohexane compounds, cycloheptane compounds, or phenanthrene compounds.

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Zhudong, Taiwan

Kai-Hsiang Chuang