国家/地区 世界知识产权组织（5） 中国（4）
IPC部 C（3） H（3）
IPC大类 H01（3）
IPC小类 H01F（3）
IPC H01F017/02（2） H01F027/28（2） H01F041/00（2）
发明人 LEUNG S K J（5）
公开年 2018（5）
申请年 2017（4） 
专利权人 KE L（4） HONG H（3） LIANG S（3） SHI Z（3）
SITU R（3） YAO J（3）

Production of polypropylene material graphene color masterbatch involves mixing polypropylene powder with graphene material, subjecting obtained mixture material to heat treatment, and cooling and granulating dissolved masterbatch slurry.

HIN W L, LO F M H, OR L C, LEUNG S K J, SZETO Y K

Wrap-around graphene filtering choke comprises inner ring part and outer ring part and the inner ring part comprises multiple groups of first coil, and multiple groups of first coil connected end to end form parallel closely surrounding.

HONG H, SHI Z, KE L, LIANG S, SITU R, YAO J, SHIN S, OR L C, LEUNG S K J, SZETO Y K, YIU K S, HUNG H

Graphene-type filtering choke, has coils connected together, and positive electrode lead and negative electrode lead arranged in shell that is formed with absorbing layer i.e. graphene-liquid metal, and coils formed with absorbing layer.

HONG H, SHI Z, KE L, LIANG S, SITU R, YAO J, YIU K S, HUNG H, SHIN S, OR L C, LEUNG S K J, SZETO Y K

Graphene filtering choke coil, has circular coil whose cathode pin and anode pin are arranged to form tubular choke structure, choke ring connected with circular coil and S-shaped coil, and wire whose surface is coated with filter layer.

HONG H, SHI Z, KE L, LIANG S, SITU R, YAO J, SHIN S, HUNG H, OR L C, LEUNG S K J, SZETO Y K, YIU K S

Preparation of graphene involves mixing crystalline flake graphite powder with infiltration mixture, adding collision liquid and permeation mixture and then carrying out multi-phase quantum self-coupling reaction, and separating.

OR L C, LEUNG S K J, SZETO Y K, OR L, LEUNG S, SZETO Y, KE L, LIANG S, SITU R