japan (formerly npu) coronate hxr-90b curing agent
this product is used as a two-component non-yellowing polyurethane coating curing agent and has good weather resistance chemical composition this product is a modified hdi system containing isocyanurate polyisocyanate. supply form coronate-hxr-90b is acetic acid with a solid content of approximately 90% butyl ester solution. specifications c-hxr-90b productsa appearance light yellow liquid ncocontent (%）…
