国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC B01J004/00（2）
发明人
公开年
申请年
专利权人

Preparing in-situ polymerized polyester composite material with powder added online comprises e.g. mixing and beating dihydric alcohol, dibasic acid and auxiliary materials, then ultrasonically filtering, mixing and dispersing uniformly powder and product, and carrying out polycondensation reaction.

ZHU Y, SHAO X, LIANG Y, SONG C, ZHOU L, JIANG Y

Preparation device for graphene conductive silica gel, has fifth pipeline which is provided with fourth check valve, and screw rod extruder whose top is connected with discharging pipeline that is provided with discharge valve.

WANG F, GUO H