国家/地区 美国（3）
IPC部 B（3） C（3） H（2）
IPC大类 C08（3）
IPC小类 C08J（3） C08K（3） B82Y（2）
C08L（2） H01G（2）
IPC C08J003/24（3）
发明人
公开年 2023（3）
申请年 2022（2） 
专利权人

Preparing polymer-sand nanocomposite lost circulation material for forming barrier to overcome lost circulation in hydrocarbon wellbore, involves combining cross-linker solution and sand particles; combining hydrogel polymer, organic cross-linker and salt; and combining polymer hydrogel.

KRISHNAN M R, ALSHARAEH E, ALMOHSIN A

Energy storage film i.e. high-temperature capacitive energy storage film used in wearable electronic device, comprises first layer and second layer comprising aramid nanofibers (ANFs), mid-first layer comprising graphene fluoride (GF) disposed between first and second layer, third layer having ANFs.

VU M C, KIM S R, KIM S, VU M

Preparing hydrogel for energy storage device, involves forming pre-gel comprising polymer and metal salt particles, shrinking and dehydrating pre-gel and impregnating shrunk and dehydrated pre-gel with ion solution to cross-link and rehydrate shrunk and dehydrated pre-gel to produce hydrogel.

JI D, KIM J Y, HWAN J D