国家/地区 中国（3）
IPC部 B（3）
IPC大类 B32（3） C08（3） H01（2）
IPC小类 B32B（3）
IPC C08K003/04（3）
发明人
公开年 2021（2）
申请年 2020（3）
专利权人

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

Heat-conducting packaging film useful for preparing solar battery assembly comprises upper surface layer and/or lower surface layer attached to surface of main heat-conducting layer.

YAN S, WANG L, ZHENG Y, HAN X, CHEN H, WU X

Plastic cover material for cable trenches, is prepared by laminating flame-retardant reinforced layer containing graphene/glass composite fiber, and aluminum hydroxide, foam layer and wear-resistant reinforced layer, and hot pressing.

YAN L, YUAN K, LUO Y, WEN Z, LUO C, JI L, GE J, ZHAO W, ZHANG M, CUI R