Calculation method for polyurethane rigid foam formula 1、 The most important thing to calculate in the combination of hard foam materials is whether the weight ratio of black and white materials is re ...

Complete Collection of Polyurethane Catalysts 1、 Introduction to American Gas Product Numbering Company Product Numbering Products amine catalyst DABCO 33LVR A-33 33 33% diethylenediamine dipropylene ...

European Parliament and Council The Council officially adopted new exposure limits for diisocyanates and published them in the Official Journal of the European Union. They are welcomed by industry a ...

It is understood that stearyl methacrylate is a white waxy solid with a melting point of 21.4°C. It is produced by melt esterification method using methacrylic acid and stearyl alcohol as raw materia ...