▎ 摘　　要

NOVELTY - Nano-microporous microbial immobilization material comprises 78-90 pts. wt. graphene material, 56-85 pts. wt. powdery hydraulic inorganic cementing material, 2-13 pts. wt. porous powder, 0.02-0.8 pts. wt. rubber aid agent, 2-5 pts. wt. boron nitride nanosheets, 1.5-15 pts. wt. glass fiber reinforced composite materials, 0.8-3 pts. wt. nano-titanium dioxide coating materials, 12-63 pts. wt. liquid acetone. USE - Nano-microporous microbial immobilization material. ADVANTAGE - The nano-microporous microbial immobilization material is convenient for regeneration and recycling of nano-microporous microorganisms, makes separation and operation of products more convenient, provides possibility for large-scale continuous production, improves stability of nano-microporous microorganisms, reduces waste discharge. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing nano-microporous microbial immobilization material, which involves: (A) adding graphene material to powdery hydraulic inorganic cementitious material for swelling, filtering out solvent A to obtain swollen graphene material, performing ultrasonic dispersion of porous powder, rubber additive boron nitride nanosheets, liquid acetone, nano titanium dioxide coating material, and glass fiber reinforced composite material in solvent B, adding swollen graphene material and stirring, heating mixed material to 40-180 degrees C, and cooling to room temperature after reaction is complete, washing cooled product; and (B) performing vacuum drying to obtain nanoporous microbial immobilization material after drying.