Common organotin catalysts Organotin compounds are metal organic compounds formed by the direct combination of tin and carbon. The general formula RnS…
Application of organic tin catalyst T-12-dibutyltin dilaurate promoter With the rapid development of polyurethane industry, organic tin catalyst T-12 …
SKC’s polyurethane thermal insulation material passed the test of Korean national flame retardant standard for the first time A flame retardant …
What is the reason for the dark bubbles and pores in pu self crust? How to solve it? PU is the abbreviation of polyurethane in English, and its Chines…
Brief Analysis of Three Types of Polyurethane Catalyst Products Polyurethane products can generally be divided into foam, elastomer and polyurethane r…
At the beginning of the new year, following the visit of Lu Yin, Director of New Materials Division of Shanghai Municipal Commission of Economic and I…
1, hydroxyl value: 1 gram of polymer polyol contains the amount of hydroxyl (-OH) equivalent to the number of milligrams of KOH, unit mgKOH/g. 2、Equiv…
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 …