国家/地区 中国（6）
IPC部 B（6） H（6） C（2）
IPC大类 B29（6）
IPC小类 B29B（6）
IPC C08K003/04（2） H01M008/0213（2）
发明人 LIU Y（2）
公开年 2021（6）
申请年 2020（4）  2019（2） 
专利权人

Filling granulation used for extrusion molding involves selecting raw material, adding raw material to mixer for mixing to obtain first-level particle mixture, and adding first-level particle mixture into twin-screw extruder.

WANG J, SUN W

Preparation black masterbatch comprises preparing using twin-screw extruder, conventional kneading blocks, conveying blocks, special multi-head kneading thread element, and toothed disk.

LIAO G, LIU Y, LIN X, JIA L, LI Z, CHEN X

Preparation of composite graphite bipolar plate includes mixing resin with auxiliary conductive filler, pressing in low-density prefabricated board, heating monopole plate, coating monopole plate with resin adhesive and solidifying.

GU Z, CHEN J

Preparing polyethylene material involves selecting ethylene raw materials and placing in radiation chamber, and irradiating ethylene raw materials in radiation chamber with ultraviolet rays.

WANG L

Recycling secondary materials of plastic casing of lead-acid battery involves immersing plastic shell of lead-acid battery in water with detergent, rinsing with clean water, taking out and air-drying, and then preliminarily crushing.

WANG Y

Preparation of bipolar plate used in e.g. fuel cell, involves dispersing organic plastic in organic solvent, adding carbon material, stirring, pressing obtained slurry into flat plate, evaporating solvent and applying pressure on plate.

SONG M, GAO X, ZOU Z, LI Y, RONG M, QUAN C, CAO Y, LIU Y, GUO D