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Process for depolymerization of politereftalatos from recyclable materials mixed polyols based on polyester ether obtained in the process of depolymerization, and process for producingRigid polyurethane foam from the mixture
Process for depolymerization of politereftalatos from recyclable materials mixed polyols based on polyester ether obtained in the process of depolymerization, and process for producingRigid polyurethane foam from the mixture