国家/地区 中国（5）
IPC部 C（5）
IPC大类 C04（5）
IPC小类 C04B（5）
IPC C04B035/56（5）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） KAMIYA N（2）
KAMIYA NAGISA（2） NAGISA K（2） SHEN Y（2）
SHOJI H（2）
公开年 2015（3） 2022（2）
申请年 2014（2）  2021（2） 
专利权人 GRAPHENE PLA.（2） GRAPHENE PLA.（2）

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

Ceramic structure for forming component of plasma processing apparatus, contains silicon carbide, silicon carbonitride, titanium carbide or titanium carbonitride as main component, and two main surfaces having different carbon concentration.

HAMASHIMA H

Slide ring useful for a mechanical seal assembly, comprises a graphene-containing material.

OTSCHIK J, THELKE J

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

HASEGAWA S, KAMIYA N, HASEGAWA SHOJI, KAMIYA NAGISA, SHOJI H, NAGISA K, SHEN Y

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

HASEGAWA S, KAMIYA N, SHOJI H, NAGISA K, HASEGAWA SHOJI, KAMIYA NAGISA, SHEN Y