Polyurethane foam - of high density and with self extinguishing props
Реферат: A high density, impermeable and self extinguishing polyurethane foam is obtd. by impregnating a fine structure polyester polyurethane foam with a filmogenic compsn. contg a mixt polyurethane constituents, a flame proofing agent and a solvent. The product also has enhanced resilience and is resistant to ageing. It is used in the building and automobile industry.
Process for the production of flame-retardant polyurethane foams
Номер патента: CA1335061C. Автор: Ulrich Heitmann,Heinrich Bormann,Heinz-Gerd Nonnenbruch. Владелец: Bayer AG. Дата публикации: 1995-04-04.