There are many types of catalysts for polyurethane, with different catalytic activities and effects. In the production of polyurethane products, it is…
Kinetics of the reaction of hydroxyl compounds with isocyanates – d(-NCO)/dt = K0 × (-NCO) × (-OH) K1 is the forward reaction rate for the compl…
Rigid foam leveling agent (hereinafter referred to as “silicone oil”) model selection and dosage definition is of great importance, it is …
1、Polyether As the main raw material, polyether reacts with isocyanate to produce carbamate, which is the skeleton reaction of foam products. In the c…
Polyurethane flexible foam, refers to the soft polyurethane foam, is a kind of flexible polyurethane foam with certain elasticity, it is the largest a…
2019 MDI whole industry chain big events 1 In 2019, the global economy is running weak, and the Organization for Economic Cooperation and Development …
On November 26-27, China Polyurethanes Industry Association (PUIA) Auxiliaries Branch held the Polyurethane Auxiliaries Application Technology Confere…
1. Introduction Catalysts are chemicals that can change the rate of chemical reactions. Catalysts used in polyurethane synthesis can be broadly classi…
Polyurethane catalysts product list U.S. Gas Product Number Company Product Number Product Introduction Amine Catalysts DABCO 33LVR A-33 33% Dipropyle…
In the process of polyurethane foam preparation, the role of catalysts is mainly to regulate the speed of foaming and gelation reactions to make them …
Biological foaming silicone oil QG-9060/biological foaming polyether QG-9030 Product introduction QG-9060 is a highly active silicone oil specially de…