preparation of smooth amino silicone oil smooth crude oil generally uses linear bodies as raw materials. first, pump the linear body into the kettle, …
1 accidents and problems encountered in actual foam production are diverse, and each production accident is caused by multiple factors. in the analysi…
there are many types of catalysts for polyurethane, with different catalytic activities and different effects. in the production of polyurethane produ…
kinetics of the reaction between hydroxyl compounds and isocyanates-d(-nco)/dt=k0×(-nco)×(-oh) k1 is the forward reaction rate of the complex formed b…
the selection of hard foam stabilizer (hereinafter referred to as “silicone oil”) model and dosage definition are of great importance. it …
1. polyether polyether, as the main raw material, reacts with isocyanate to form urethane, which is the skeleton reaction of foam products. in the cas…
polyurethane soft foamaccidents and problems encountered in actual foaming production are diverse, and each production accident is caused by multiple …
soft foamcommon problems and solutions in production accidents and problems encountered in actual foam production are diverse, and each production acc…
urethane elastomerproduction process 1. overview of polyurethane elastomer the so-called elastomer refers to a polymer material with a glass transiti…
why can licl accelerate the formation of organozinc reagent in order to explore the mechanism of a certain chemical reaction, people have developed mo…
polyurethane three-proof adhesivepreparation method and application with the rapid development of industrial technology, microelectronic devices have …
wood wax oil painting solid wood furniture sampletechnology today, we will use wood wax oil as the object of practical testing, and use the wooden boa…