国家/地区 中国（4）
IPC部 C（4） B（2）
IPC大类 C01（4） C09（2）
IPC小类 C01B（4）
IPC C01B032/05（4）
发明人
公开年 2021（2） 2022（2）
申请年 2021（4）
专利权人

Tantalum carbide-coated carbon material for e.g., LED manufacturing equipment, comprises a carbon substrate, and a tantalum carbide coating layer formed on the carbon substrate.

JO D W, CAO D, WAN J, CHO D W

Carbon material dispersion liquid used for manufacturing e.g. paints, comprises carbon material containing carbon black, organic solvent, and polymer dispersant comprising amine-containing structural unit, propanone-containing structural unit, and other structural units connected to these units.

HIROYUKI S, YOSHIKAZU M, JUN K, SEIJI D, SHIMANAKA H, MURAKAMI Y, KAMABAYASHI J, DOI S

Pitch-based ultrafine carbon fiber comprises specific nitrogen atom content measured by X-ray photoelectron spectroscopy, and has specified average fiber diameter and true density.

YAGI K, KOMURA S, HIRAKAWA R

Pellicle film used for preventing dust from adhering to photomask or reticle, comprises layers laminated to each other and/or layers provided with one or more openings.

TAKADA N, SEKI K, KODERA Y, SEKIGAZUNORI, YUTAKA G