国家/地区 中国（3）
IPC部 H（2）
IPC大类 H01（2）
IPC小类
IPC
发明人 HE D（3）
公开年
申请年
专利权人 HE D（3）

Graphene hydrogel hair dye comprises gel-like composition mainly formed by mixing graphene dispersion, genipin solution and fragrance.

HE D

Falling-type fuse with graphene coating, has connecting elastic element whose bottom is arc-shaped groove structure, and connecting spring whose bottom is in electrical contact with top of contact.

HE D

Method for preparing modified carbon nano-porous lithium titanate composite material, involves preparing modified nano carbon lithium titanate material and porous graphene followed by adding water and surface active agent, and air drying.

BAO N, HE D