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The effect of catalysts on foaming
Polyether, as the main raw material, reacts with isocyanate to form carbamate, which is the skeleton reaction of foam products. With the same functionality, the tensile strength, elongation and resili…
Flame retardant masterbatch consists of these four parts
Flame retardant masterbatch (bromine series/halogen series), also known as flame retardant masterbatch, is the best flame retardant product in plastics, rubber and other resins today. One, the flame r…
Niacin can be used as food and feed additives
It is understood that niacin is in the form of white crystals or white crystalline powder, which is heat-resistant and can sublimate. Niacin is also known as niacin and anti-skin factor. Also included…
Sichuan issues “Air Pollutant Emission Standards for the Glass Industry”
On the 20th, the Sichuan Department of Ecology and Environment and the Provincial Market Supervision and Administration Bureau issued the “Emission Standards for Air Pollutants in the Glass Indu…
Octearyl methacrylate can be used as these additives
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 material…
Role and classification of solid catalysts
Solid catalysts are a class of catalysts that exist in the solid phase and are widely used in various chemical reactions. They play a crucial role in many industrial processes, including the productio…
Catalyst type
Catalysts are substances that increase the rate of a chemical reaction without being consumed in the process. They play a crucial role in many chemical reactions by lowering the activation energy requ…
Does catalyst affect conversion?
A catalyst is a substance that increases the rate of a chemical reaction without being consumed in the process. It plays a crucial role in many chemical reactions by lowering the activation energy req…
Calculation method for polyurethane rigid foam formula
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
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 …
