国家/地区 中国（3）
IPC部 B（3）
IPC大类 B32（3） D21（2）
IPC小类 B32B（3）
IPC B32B027/08（3）
发明人 LIU J（3）
公开年 2023（3）
申请年 2021（2） 
专利权人 GREATVIEW BE.（2）

Preparing flame-retardant and smoke-proof mask material with respiration monitoring function comprises e.g. carrying out electrostatic direct writing with electrostatic direct writing spinning solution, and using Janus-type graphene/polyphenylene benzobisoxazole nonwoven fabric, and sewing.

LIU J, YIN X, MIAO Y, LUO Y, FAN W

Barrier layer useful for composite packaging material for preparing packaging container, has outermost waterproof layer, base layer, a barrier layer, and innermost layer that is in contact with the contents of the package, where the barrier layer includes nanocellulose.

LIU J, YU Q, YANG Y, LI L, XU C

Composite packaging material useful for liquid package, comprises outermost waterproof layer, base layer, barrier layer and innermost layer in contact with contents of package, barrier layer comprises nanocellulose.

LIU J, YU Q, XU C, YANG Y, LI L