news bi[2-(n,n-dimethylaminoethyl)] ether: the best choice for aqueous polyurethane catalysts bi[2-(n,n-dimethylaminoethyl)] ether: a star player of water-based polyurethane catalyst in the chem... 03/1276Bi[2-(N N-dimethylaminoethyl)] ether: the best choice for aqueous polyurethane catalysts