Inventor
ZIMMERMANN WOLFGANG
DE28 patents
⚠️ This page may combine multiple inventors who share the name “ZIMMERMANN WOLFGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOECHST AG
16 patentsUS4542178ASep 17, 1985
Plasticizer-containing polyvinyl alcohol granules
HOECHST AG81 citations96
US4323492AApr 6, 1982
Plasticizer containing polyvinyl alcohol granules
HOECHST AG61 citations96
US4083906AApr 11, 1978
Process for the manufacture of open-pore shaped articles of polyvinyl alcohol-acetal sponge
HOECHST AG66 citations95
US4880870ANov 14, 1989
Polymer granulate, a process for its preparation, and its use
HOECHST AG26 citations93
US4444839AApr 24, 1984
Water-soluble label, a process for its preparation and its use
HOECHST AG54 citations93
US4481328ANov 6, 1984
Pulverulent polymer composition, a process for its preparation and adhesive based thereon
HOECHST AG27 citations92
US4369281AJan 18, 1983
Polyvinyl alcohol composition, process for its preparation and its use
HOECHST AG22 citations82
US3984494AOct 5, 1976
Graft copolymers of vinyl acetate on polyethylene oxide as self-supporting capsules
HOECHST AG26 citations82
US4453320AJun 12, 1984
Process for changing the water content of water-absorbing or water-releasing material
HOECHST AG9 citations73
US4110494AAug 29, 1978
Process for the manufacture of films and coatings containing polyvinyl alcohol and having a reduced solubility in water
HOECHST AG10 citations73
US4098969AJul 4, 1978
Product and process for preparing polyvinyl alcohol deposits of reduced water sensitivity
HOECHST AG8 citations73
US4430447AFeb 7, 1984
Open-pore molded article based on polyvinyl acetals, and a process for its preparation
HOECHST AG13 citations72
US3950302AApr 13, 1976
Dispersible copolymer powder
HOECHST AG16 citations68
US4166033AAug 28, 1979
Process for the separation of polyvinyl alcohol from aqueous solutions
HOECHST AG3 citations62
US4331781AMay 25, 1982
Process for the preparation of a polyvinyl alcohol complex compound in the presence of an organic boric acid derivative
HOECHST AG4 citations61
US4296210AOct 20, 1981
Open-cell shaped article made of acetalized polyvinyl alcohol and process for its manufacture
HOECHST AG3 citations61