TY - RPRT TI - Characterization of polyether and polyester polyurethane soft blocks using MALDI mass spectrometry AU - JT Mehl AU - R Murgasova AU - X Dong AU - DM Hercules AU - H Nefzger PY - 2000 DO - 10.1021/ac991283k UR - https://pubmed.ncbi.nlm.nih.gov/10857625/ ID - 10857625 ER -