introduction semi-hard bubble catalyst tmr-3 is a highly efficient catalyst widely used in the production of polyurethane foams. it has significant advantages in regulating foam density, hardness and ...

introduction the semi-hard bubble catalyst tmr-3 is a key material widely used in the manufacturing process of home appliances, and plays a crucial role in the production of polyurethane foam. with th ...

introduction the semi-hard bubble catalyst tmr-3 (tri-methylamine resin 3) is a highly efficient catalyst widely used in the production of polyurethane foam. its main function is to accelerate the rea ...

introduction with global climate change and energy demand increasing, energy conservation and environmental protection issues in the construction industry are attracting increasing attention. building ...

innovative application of polyurethane catalyst a-1 in automotive seat manufacturing with the rapid development of the global automotive industry, car seats, as one of the important components in the ...

introduction polyurethane (pu) is a polymer material produced by the reaction of isocyanate and polyols. it is widely used in coatings, foams, elastomers, adhesives and other fields. its excellent mec ...

introduction polyurethane (pu) is an important polymer material and is widely used in many fields such as construction, automobile, home appliances, and furniture. among them, rigid polyurethane foam ...

introduction polyurethane (pu) is a polymer material widely used in coatings, adhesives, foams, elastomers and other fields, and is highly favored for its excellent physical properties and chemical st ...