retardant amine catalyst a400: designed for fine polyurethane products introduction polyurethane (pu) is a polymer material widely used in the fields of industry, construction, automobile, furniture, ...

performance of delayed amine catalyst a400 in multicomponent polyurethane systems introduction multicomponent polyurethane systems are widely used in modern industry, covering a variety of fields from ...

retardant amine catalyst a400: achieve higher quality polyurethane foam surface introduction polyurethane foam materials have become one of the indispensable materials in modern industry due to their ...

mechanism for the regulation of the reactive activity of amine catalyst a400 on polyurethane 1. introduction polyurethane (pu) is a polymer material widely used in the fields of construction, automobi ...