"拜耳PU固化剂树脂.拜耳固化剂N3390L75N75封闭型固化剂BL31752253.快干三聚体HL2394..耐黄变三聚体快干N3790IPDI型固化剂Z4470....拜耳IPDI单体...拜耳树脂高丰满高光泽A870银粉漆树脂A450等等....罗生..普锐森公司-德国拜耳代理."
"拜耳PU固化剂树脂.拜耳固化剂N3390L75N75封闭型固化剂BL31752253.快干三聚体HL2394..耐黄变三聚体快干N3790IPDI型固化剂Z4470....拜耳IPDI单体...拜耳树脂高丰满高光泽A870银粉漆树脂A450等等....罗生..普锐森公司-德国拜耳代理."