Damping anti-fatigue aging carbon dioxide-based polyurethane elastomer and preparation method thereof

The invention relates to a damping anti-fatigue aging carbon dioxide-based polyurethane elastomer and a preparation method thereof. The damping anti-fatigue aging carbon dioxide-based polyurethane elastomer is prepared from a component A and a component B, the component A is prepared from the following components in parts by weight: 45 to 60 parts of PTMG-1000, 25 to 30 parts of carbon dioxide-based polyol, 10 to 20 parts of polyDOPO-ITA-pentanediol ester, 3 to 5 parts of BDO, 0.3 to 0.5 part of water, 0.5 to 0.8 part of N-methylimidazole, 0.1 to 0.2 part of bis (dimethylaminoethyl) ether, 0.5 part of needle-shaped nano titanium dioxide, 0.2 to 0.5 part of hindered phenol, 0.1 to 0.3 part of dibutyltin dilaurate, 0.005 to 0.01 part of strontium chloride, 0.02 to 0.03 part of rhodium chloride and 0.2 to 0.5 part of foam stabilizer; and the component B is prepared from the following components in parts by weight: 50 to 55 parts of carbon dioxide-based polyol, 45 to 50 parts of MDI-50, 0.01 to 0.02 part of organ