Product Description

D*8 Matt-finishing Hardner D*8 Matt-finishing Hardner is salt prepared from cyclic amidine and polycarboxylic acid . it is equal to B*8 of HüLS (*****). it can be used as curing agent for epoxy/polyester hybrid powder coatings with super Matt-finish film of coatings and excellent of vrious mechanicaproperties . through adjusted the formulations , can make luster of coating film of coating film changing between matt finish and high gloss with better apprarence . Specifications : Appearance : white or pale powder Melting point range: ******8℃ Recommended formulations Recommended curing conditions **0℃×****5 mins **0℃×****2mins **0℃×***0 mins Usage : Because of D*8 matt-finishing hardner has high melting point, it’s compatibility with resin is unstisfactory. To eliminate this defect, it’s very important in composing D*8 matt-finishing hardner to homoeneous disperion, customers can properly enhance extruding temperature(**0℃ up) or more extruded .