国家/地区 中国（21） 韩国（3） 欧洲专利局（EPO）（2） 印度（2） 美国（2） 世界知识产权组织（2）
IPC部 B（24）
IPC大类 B01（24） C01（16） C08（7）
B08（2） C07（2） C09（2）
IPC小类 B01J（24）
IPC B01J019/00（24）
发明人 LIU Y（3） ZHAO S（2）
公开年 2021（14） 2020（9）
申请年 2020（24）
专利权人

Preparing sildenafil free base by e.g. treating aryl aldehyde derivatives with amino derivatives in presence of acid catalyst to cyclized pyrimidin-one derivatives and continuous flow reaction of resultant in presence of chlorosulfuric acid.

PABBARAJA S, SINGH A K, STHALAM V K, MAHAJAN B

Graphene automatic preparation device, has fixing plate whose side is rotatably connected with end of connecting rods through hinge, where connecting rods are sleeved at outer side of corresponding fixed shaft.

LING Y

Graphene processing dehydration device has supporting ring that is fixedly connected with reaction barrel through four spring telescopic rods, and bottom of supporting ring is connected with supporting leg.

HE M

Graphene deposition device comprises e.g. transfer unit for selectively transferring substrate from titanium deposition unit to multiple of graphene forming units for receiving substrate and forming graphene layer on titanium layer.

YOUN D H, GYU S, KANG J

Formation of composite used in carbon electrode of lithium sulfur battery, involves subjecting carbon/sulfur mixture to microwave heat source, raising temperature of mixture, and lowering temperature of to less than melting point of sulfur.

TORRES G, ZHU X, VAIDYA R, MOGANTY S, MORGANTY S, ZHOU X

Graphene oxide modified aqueous acrylic resin production device comprises base, where left side of top end of base is fixedly installed with reaction kettle body through bracket and bottom end of inner cavity of reaction kettle body is screwed.

XU J, WANG M

Vacuum reactor useful for preparing graphene by electrifying carbon powder, comprises a vacuum cavity composed of an upper cover and a lower cover, and a reaction tube located between the upper cover and the lower cover.

LV H, ZHANG Q

Cooling device for processing graphene, has second cooling pipe whose one end is fixedly connected with storage box and other end is connected with one end of first cooling pipe through conduit.

LI L

Preparing environment-friendly antibacterial polyurethane complex material comprises e.g. taking beaker, placing in constant temperature experiment box, slowly adding sulfuric acid and sodium nitrate, and adding infrared thermometer.

HE W, CHEN S, LIU Y

Automatic device useful for preparing graphene composite material by ultrasonic auxiliary supercritical fluid, comprises e.g. carbon dioxide storage device, conveying device, reaction device, waste gas processing and recycling device.

YU X, ZHAO H, KANG Y, HUANG Y