news Bis(3-Dimethylaminopropyl) Amino Isopropanol ZR-50 for Long-Term Performance in Marine Insulation Systems Bis(3-Dimethylaminopropyl) Amino Isopropanol ZR-50 for Long-Term Performance in Marine Insulation Sy... 04/0239Bis(3-Dimethylaminopropyl) Amino Isopropanol ZR-50 for Long-Term Performance in Marine Insulation Systems