Inventor
KAPLAN WARREN
US6 patents
Patents
6 patentsUS6211257B1Apr 3, 2001
Open celled polyurethane foams and methods and compositions for preparing such foams
STEPAN CO23 citations90
US6066681AMay 23, 2000
Open celled polyurethane foams and methods and compositions for preparing such foams
STEPAN CO32 citations90
US5496869AMar 5, 1996
Methods and compositions for preparing rigid foams with non-chlorofluorocarbon blowing agents
STEPAN CO37 citations90
US5464561ANov 7, 1995
Methods and compositions for preparing rigid foams with non-chlorofluorocarbon blowing agents
STEPAN CO10 citations71
US5407967AApr 18, 1995
Methods and compositions for preparing rigid forms with non-chlorofluorocarbon blowing agents
STEPAN CO11 citations71
US11111370B2Sep 7, 2021
Promoted membrane for single-ply roofing
STEPAN CO0 citations55