▎ 摘　　要

NOVELTY - An aqueous solar energy heat-absorbing coating comprises 100 pts. wt. silicon-acrylic emulsion, 0-2 pts. wt. sulfonated graphene, 1-30 pts. wt. cobalt-aluminum oxide (Co-Al2O3) composite nanopowder, 1-10 pts. wt. yttrium stabilized zirconium oxide powder, 1-10 pts. wt. silicon carbide (SiC) powder, 1-20 pts. wt. superfine iron powder, 1-15 pts. wt. superfine nickel powder, 1-20 pts. wt. crystalline flake graphite powder, 0-10 pts. wt. silica sol, 0-50 pts. wt. deionized water, 0-2 pts. wt. flatting agent, and 0-2 pts. wt. wetting agent. USE - An aqueous solar energy heat-absorbing coating (claimed). ADVANTAGE - Aqueous solar energy heat-absorbing coating is environment-friendly and has high stability, conductivity, and absorption rate, and low emissivity, and preparation is simple, easy, and low-cost. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of aqueous solar energy heat-absorbing coating is prepared by mixing solid powder and liquid raw material in sander and mixing for 30-60 minutes.