Knowledge

Polyurethane (PU), also known as polyurethane, is a polymer compound. This object was produced by Otto Bayer and others in 1937. Polyurethane has two

Research progress on the application of catalysts in environmental protection. 1. Definition of environmental protection catalysts. Environmental cata

Who has an introduction to polyurethane delay catalysts? Delayed catalyst, also known as polyurethane delayed catalyst, is a special type of polyureth

Introduction to Antioxidants Antioxidants are chemicals used to delay or inhibit the oxidation process of polymers, which can extend the lifespan of p

Anyone who has studied chemistry knows the chemical term catalyst. Catalyst is a chemical substance commonly used in chemical experiments, which can c

The development of polyurethane chemistry can be traced back to 1849, when Wurtz and Hoffmann first reported the synthesis reaction of isocyanates. It

They are active substances that can enter the polymer structure through chemical reactions. In order to produce foamed plastics with high load carryin

Stirring is also a form of increasing energy of foam system, and the stirring situation has a great impact on the performance of foam cell size and ot

Waterborne polyurethane resin is a uniform lotion formed by dispersing polyurethane in water. It has the advantages of non combustion, low odor, non p

Polyurethane elastomer, due to its structure consisting of soft and hard segments, can be endowed with excellent properties such as high strength, goo

Polyurethane foam plastics are divided into hard foam and soft foam, which have excellent elasticity, elongation, compression strength, softness, and