Congratulations! A new visual website www.qichenchemical.com is launched and updated. As one of top manufacturers on the field of polyurethane raw materials in China, Qi Chen is committed to provide customized services for our partners continuously. Thanks to our long term cooperation partners, just coming from their trust and authorization, Qichen has expanded our business scope from single field of polyurethane raw materials to the fine chemicals (such as o-phenylphenol, fluobenzene), oilfield chemicals, basic chemicals and other fields this year.

Polyurethane foam is a polymer made of isocyanate and polyether as the main raw materials, under the action of foaming agents, catalysts, flame retardants and other additives, mixed by special equipment, and foamed on site by high-pressure spraying. Polyurethane foam includs flexible foam, rigid foam and semi-rigid foam. Semi-rigid foam and flexible foam are open-cell structures mostly, and rigid foam is closed-cell structures mostly.