国家/地区 中国（3）
IPC部 B（3）
IPC大类 B29（3）
IPC小类 C08K（3）
IPC C08K003/04（3）
发明人
公开年 2023（3）
申请年 2022（3） 
专利权人

Preparing electromagnetic shielding composite material comprises drying L-polylactic acid, stereo polylactic acid, polystyrene, carbon-based fillers or metal fillers, melt blending and extruding, pelletizing, crushing and sieving.

ZHONG M, YANG J, CHEN F, KUANG T, FENG H, LIU T

Preparing dry sanitary towel based on high-opening suction plastic net useful for e.g. women menstrual period, comprises e.g. mixing polybutylene succinate resin, graphene composite modified starch, nano inorganic filler, antioxidant, lubricant and titanic acid ester coupling agent.

SHEN J

Coating-free biaxially stretched polyester window film comprises outer surface layer made of organosilicon-modified polyester masterbatch, organic fluorine-modified polyester masterbatch, core layer made of polyester ultraviolet barrier masterbatch and polyester water-oxygen barrier masterbatch.

SHI L, DING D, HUANG J, SUN S, ZHANG S, WANG H