Inventor
STRAEHLE WOLFGANG
DE18 patents
⚠️ This page may combine multiple inventors who share the name “STRAEHLE WOLFGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
17 patentsUS4507475AMar 26, 1985
Process for purification of crude polyether polyols
BASF AG56 citations94
US5162387ANov 10, 1992
Preparation of polyurethane elastomers, and mixtures suitable for this purpose comprising polyoxybutylene-polyoxyalkylene glycols and glycidyl compounds
BASF AG23 citations92
US4778830AOct 18, 1988
Polyester polyols liquid at room temperature and their preparation and use in preparing plastics by polyisocyanate addition polymerization
BASF AG39 citations92
US4582926AApr 15, 1986
Process for the preparation of polyester or polyether-polyester polyol
BASF AG30 citations92
US5173518ADec 22, 1992
Preparation of cellular polyurethane elastomers using polyether carbonate diols as a starting component
BASF AG24 citations91
US4383050AMay 10, 1983
Process for the preparation of low temperature flexible polyurethane elastomers
BASF AG30 citations91
US4481309ANov 6, 1984
Process for the preparation of cellular and non-cellular polyurethanes
BASF AG21 citations82
US4302551ANov 24, 1981
Process for the preparation of cellular polymers having urethane groups, isocyanurate groups, or both
BASF AG21 citations82
US4837245AJun 6, 1989
Process for the preparation of non-cellular or cellular polyurethane elastomers in the presence of a polyester polyol containing therein titanium and/or tin compounds as catalysts
BASF AG19 citations81
US5173543ADec 22, 1992
Thermoplastic elastomers
BASF AG9 citations74
US5137935AAug 11, 1992
Polyetherpolycarbonatediols
BASF AG16 citations74
US4440705AApr 3, 1984
Process for the preparation of cellular and non-cellular polyurethane elastomers
BASF AG19 citations74
US4731392AMar 15, 1988
Process for the preparation of polyester polyols, based on 2-methyl-1,4-butanediol, which are liquid at room temperature, and their use for the preparation of plastic materials
BASF AG16 citations73
US4421872ADec 20, 1983
Process for the preparation of elastic flexible polyurethane foams
BASF AG15 citations69
US4452997AJun 5, 1984
Process for the preparation of polyester polyols and/or polyester-polyether polyols
BASF AG4 citations63
US5247049ASep 21, 1993
Thermoplastic polyurethane elastomers with a low degree of organic carbon migration
BASF AG6 citations62
US4698410AOct 6, 1987
Process for the preparation of high-temperature-resistant dense or cellular polyurethane elastomers
BASF AG6 citations60