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method for making fire-resistant polyurethane or polyurethanschuimen with a ammoniumpolyfosfaat and formed product.wholly or partly composed of a fireproof polyurethan or polyurethanschuim thus made.
method for making fire-resistant polyurethane or polyurethanschuimen with a ammoniumpolyfosfaat and formed product.wholly or partly composed of a fireproof polyurethan or polyurethanschuim thus made.