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Publication of JPH0474392B2publicationCriticalpatent/JPH0474392B2/ja
Prepolymer auf basis eines polyalkylenoxids und eines aliphatischen polyisocyanates und hiervon durch reaktion mit einem polyaminabgeleiteten polyharnstoffpolymer.
mistura de óxidos de polipropileno capeados com oxido de etileno, processo para preparar um poliuretano e processo para preparar uma espuma de poliuretano resiliente e flexivel