▎ 摘　　要

NOVELTY - Device for preparing graphene slurry, comprises furnace body (1), where one side of the furnace body is provided with furnace door (2). The other side of furnace body is provided with exhaust mechanism (3). The exhaust mechanism is provided below the thermocouple (4). The furnace body comprises hammer (5). The exhaust mechanism includes exhaust pipe and top cover. The top cover is conical and is disposed on top of the exhaust pipe. The exhaust pipe is equipped with flue gas filtering unit which is provided with port at top. The filtering unit comprises cover made of polytetrafluoroethylene. USE - Device for preparing graphene slurry. ADVANTAGE - The device is eco-friendly and ensures high quality of product. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing graphene slurry, which involves: (A) utilizing expanded graphite as raw material and purifying expanded graphite; (B) heating expanded graphite to 800 degrees C and adding 5% of 1 pts. wt. pure water or N-methyl-2-pyrrolidone; (C) adding 1% sodium dodecylbenzenesulfonate and 0.2% de-foaming agent; (D) milling mixed material in colloid mill; (E) polishing mixture for 10 minutes; (F) homogenizing mixture and adding 10% alcohol in the abraded material; and (G) ultrasonically mixing material to obtain graphene slurry. DESCRIPTION OF DRAWING(S) - The drawing shows a schematic view of a graphene slurry preparing device. Furnace body (1) Furnace door (2) Exhaust mechanism (3) Thermocouple (4) Hammer (5)