▎ 摘　　要

NOVELTY - Environment-friendly antifreeze concrete comprises 420-570 pts. wt. cement, 572-656 pts. wt. sand, 825-940 pts. wt. stone, 170-210 pts. wt. water , 51-70 pts. wt. admixture, 58.8-80.6 pts. wt. additives, 40-60 pts. wt. waste rubber particles and 45-60 pts. wt. antifreeze agent. The antifreeze agent contains 5-10 pts. wt. modified starch, 10-15 pts. wt. graphene oxide, 2.4-5 pts. wt. iron tailing powder, 4.3-6.5 pts. wt. egg shell film, 2.5-5 pts. wt. sodium hydroxide, 2.5-4 pts. wt. urea and 5-8 pts. wt. cellulose. USE - The environment-friendly anti-freeze concrete is used for purifying automobile exhaust gas. ADVANTAGE - The concrete has strong anti-seepage performance, and is capable of purifying automobile exhaust gas. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of environment-friendly antifreeze concrete comprising adding admixture and antifreeze and anti-seepage agent into water, mixing to prepare premix, mixing cement, sand, stones, admixtures and waste rubber particles, adding premixes, and uniformly mixing.