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Propoxylated poly hydroxy alkyl ether, diaethanolaminoalkylaether and diaethanolaminoamide, process for their preparation and use for the preparation (half) of hard polyurethane foams
Propoxylated poly hydroxy alkyl ether, diaethanolaminoalkylaether and diaethanolaminoamide, process for their preparation and use for the preparation (half) of hard polyurethane foams
