Inventor
HELLMANN GERHARD
DE3 patents
Patents
3 patentsUS6310114B1Oct 30, 2001
Method of preparing compact or cellular polyurethane elastomers and isocyanate prepolymers suitable therefor
BASF AG29 citations89
US6197839B1Mar 6, 2001
Process for preparing compact or cellular polyurethane elastomers and isocyanate prepolymers suitable for this purpose
BASF AG26 citations89
US6444777B1Sep 3, 2002
Process for producing compact or cellular polyurethane elastomers based on 3,3′ dimethyl diphenyl 4,4′ diisocyanate-containing polyisocyanate mixtures and isocyanate prepolymers suitable therefor
BASF AG17 citations81