Dongsen HDX-50BA is a TDI trimer polyisocyanate hardener for fast-drying 2K PU…
HDX-960E is an aromatic TDI trimer polyisocyanate hardener used as a crosslinker…
MF-55 is a TDI trimer polyisocyanate hardener supplied by Dongsen as a…
MF-77 is a TDI trimer polyisocyanate hardener supplied by Dongsen as a…
