Inventor
LUGMAYR MICHAEL
DE4 patents
Patents
4 patentsUS5494941AFeb 27, 1996
Preparation of chlorofluorocarbon-free flexible polyurethane foams using diphenylmethane diisocyanate-based polyisocyanate mixtures containing urethane groups, and modified polyisocyanate mixtures of the type
BASF AG26 citations91
US5059633AOct 22, 1991
Preparation of flexible polyurethane foams having low compressive strength and block polyoxypropylenepolyoxyethylenepolyol mixtures which can be used for this purpose
BASF AG23 citations89
US5597885AJan 28, 1997
Preparation of chlorofluorocarbon-free flexible polyurethane foams using diphenylmethane diisocyanate-based polyisocyanate mixtures containing urethane groups, and modified polyisocyanate mixtures
BASF AG17 citations81
US5596063AJan 21, 1997
Preparation of chlorofluorocarbon-free flexible polyurethane foams using diphenylmethane diisocyanate-based polyisocyanate mixtures containing urethane groups, and modified polyisocyanate mixtures of this type
BASF AG14 citations72