model hf-4416 type low temperature deblocking one-component hdi isocyanate curing agent apply one-component baking film coatings of various polyurethane types, primers for various substrates, high-durability industrial paints. main features -110℃ low temperature unsealing, high temperature fast curing, can be used as pre-coating film field – good compatibility with various types of resins, light resistance, chemical resistance, improve the...