1、High closed pore rate (1) polyether polyol: high proportion of ethylene oxide, high activity, more occurring in the replacement of polyether polyol …
1. What is sprayed rigid polyurethane? Sprayed rigid polyurethane is a new type of waterproof and thermal insulation material made of polymer by mixin…
Introduction of polyurethane delay catalyst Who has the introduction of polyurethane delay catalyst? Delayed catalyst, or polyurethane delayed catalys…
Research progress on the application of catalysts in environmental protection 1、Definition of environmental protection catalysts Environmental protect…
Introduction of amine catalyst A33 Amine catalyst A33 is a liquid catalyst containing 33% triethylenediamine (TEDA). This highly reactive tertiary ami…
Common polyurethane foaming catalyst DABCO 33-LV multi-purpose gel catalyst, 33% Dabco solid+67% DPG, polyurethane soft foam and hard foam, etc; DABCO…
What is polyurethane additive? Polyurethane additives generally refer to polymer polyols and isocyanates, the main raw materials for the synthesis of …
What are polyurethane waterproof coatings? Polyurethane waterproof coating can be divided into one component and two components. One component polyure…
1. What is sprayed rigid polyurethane? Sprayed rigid polyurethane is a new type of waterproof and thermal insulation material made of polymer by mixin…
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…
Enhanced foam hardness series catalyst ROAOCAT -112 Catalysts
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…
