composition it is a polyisocyanate modified by hdi isocyanate trimer form solid content is approximately 77%. the solvent is a mixed solvent of butyl acetate and xylene purpose coron ...

                                                                      chemical properties lupranate® mi is a pure mdi product, but contains a higher proportion of the 2,4′ isomer than lup ...

                                                                              product name ：fas ptmg level :2000 (molecular weight) other names ：ptmeg, polythf product description :polytetr ...

                                                                             this product is used as a two-component non-yellowing polyurethane coating curing agent and has good weather resistance ...