what are the uses of flexible and rigid polyurethane foam? polyurethane rigid foam is a high polymer made of isocyanate and polyether as the main raw …

what is fermentation technology? according to the information and literature, fermentation technology mainly refers to: the use of microbial physiolog…

understanding cosmetic ingredients 1000’s without further ado, directly on the material! 111, resveratrol resveratrol is a colorless needle crys…

what are the uses of flexible and rigid polyurethane foam? polyurethane rigid foam is a high polymer made of isocyanate and polyether as the main raw …

properties and uses of commonly used nonionic surfactants (1) fatty alcohol polyoxyethylene ether (aeo) properties: aeo has different alkyl chain leng…

properties and functions of surfactants although surfactants have different structures, they have the same basic properties – adsorption and agg…

advances in electrocatalytic reduction of co2 over carbon-based metal-free catalysts converting co2 into valuable products is more difficult because c…

advances in electrocatalytic reduction of co2 over carbon-based metal-free catalysts converting co2 into valuable products is more difficult because c…

summary of metal-catalyzed reactions metal-catalyzed coupling reactions are common in organic synthesis to form carbon-carbon bonds and have a vital r…

in-depth analysis | silicone-free vs silicone, shampoo actually how to choose? in recent years, the concept of silicone-free shampoo has become more a…

overview of mold inhibitors for coatings abstract: the properties, action mechanism, performance requirements and classification of mold inhibitors ar…