Inventor
LORENZ OTTO
DE9 patents
⚠️ This page may combine multiple inventors who share the name “LORENZ OTTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
6 patentsUS4172191AOct 23, 1979
Process for the preparation of polyisocyanates addition products containing carboxylate groups
BAYER AG19 citations82
US4385137AMay 24, 1983
Dispersions of polymers containing sulphonate groups, a process for the production thereof and their use as coating agents
BAYER AG7 citations73
US4160753AJul 10, 1979
Process for the production of polyamide-polyureas and dispersions thereof in water
BAYER AG9 citations72
US4528323AJul 9, 1985
Process for the preparation of aqueous dispersions of polyurethanes containing chemically fixed carboxylate and/or sulphonate groups
BAYER AG13 citations65
US5025064AJun 18, 1991
Process for the production of aqueous polyurethane dispersions
BAYER AG3 citations62
US5264519ANov 23, 1993
Process for preparing polyurethanes with 4,4'-(ω-hydroxyalkoxy)-biphenyls
BAYER AG1 citations50