1. definition 1. hydroxyl value: the amount of hydroxyl (-oh) contained in 1 gram of polymer polyol is equivalent to the number of milligrams of koh i…
it is an indisputable fact that various synthetic polymer materials such as plastics and rubber are ubiquitous in our lives. however, among the many p…
when everyone is confident that china’s polyurethane industry has entered a stage of rapid development, we should pay more attention to the futu…
polyurethane elastomer, also known as polyurethane elastomer, is a polymer synthetic material containing a large number of urethane groups in the main…
mdi and tdi are brothers. do you know? both of them are also the main raw materials for the important chemical polyurethane (tpu). as one of the most …
abstract: lightweighting is the main trend in the future development of the automotive field. polymer materials must be effectively used, which can ac…
as a multifunctional polymer material, polyurethane waterproof coating has the advantages of light waterproof layer, high strength, good elasticity, s…
polyurethane adhesives contain urethane groups (-nhcoo-) or isocyanate groups (-nco) in their molecular chains and are divided into two categories: po…
development trend of pu hard foam after decades of development, polyurethane materials have covered all aspects of production and life, but there is s…
1. the future development direction of materials for the automotive industry the future development of my country’s automobile industry will shi…
polyurethane composite board polyurethane composite panel is also called pu sandwich panel. the composite panel with polyurethane as the core material…
polyurethane delay catalyst is an extremely special type of catalyst among polyurethane catalysts. this type of catalyst can provide the catalytic act…