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

• Main Authors: LIU HAITAO, LI ZIRUI, DONG LITING, DONG QUANXIAO, BAO LINHENG, LIU WEIBIN, ZHANG NING, DONG YANLEI, QIU CHENG, CUI XUELIANG, WEN YUQING, XU HUIHUI, LIU XIAORU, JIANG RUOLIN, LI CHENGLIANG, ZHANG LI, ZHAO XING, ZHAO QIANG, ZHANG SONGQI, WANG XIANHONG, LI YANSHAN, ZHANG HUAN, PEI HUITONG, BAO XINGXU, LIU KUAN, YAN SIMENG, GAO LING, GUO YUBAO, WEI YONGWANG, ZHANG HONGMING, GAO FENGXIANG, SONG TIANTIAN, ZHANG MINXIAO, QIU PENG, LI LIFEN, XIAO JUNHENG, LIU ZHI, GUAN HONGSONG, SHEN YITONG, YU XIAOZHAO
• Format: Patent
• Language: Chinese; English
• Published: 21.04.2023
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

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