Inventor
NIEDERDELLMANN GEORG
13 patents
Patents
13 patentsUS4371684AFeb 1, 1983
Thermoplastic polyurethanes for processing in extruders and/or on calenders
BAYER AG69 citations96
US4342847AAug 3, 1982
Process for the production of thermoplastic synthetic materials
BAYER AG57 citations96
US4261946AApr 14, 1981
Process for the production of thermoplastic polymer by introducing thermoplastic polymer into an extruder and adding organic polyisocyanate and chain lengthening agent
BAYER AG88 citations96
US4250292AFeb 10, 1981
Process for the preparation of polyurethane elastomers in which at least two reactant portions are introduced into separate positions of a screw machine
BAYER AG31 citations92
US4245081AJan 13, 1981
Process for the production of thermoplastic polyurethane elastomers
BAYER AG52 citations92
US4116741ASep 26, 1978
Textile coating with polyurethanes
BAYER AG24 citations79
US4656199AApr 7, 1987
Process for the production of matte, non-blocking, thin-walled molded articles from linear thermoplastic polyurethane elasotomers containing polyadducts and their use
BAYER AG20 citations73
US4511680AApr 16, 1985
Process for the continuous high temperature glycolytic cleavage of polyurethane plastics waste in screw machines
BAYER AG16 citations73
US4286080AAug 25, 1981
Extrusion process for the preparation of polyurethane ureas
BAYER AG14 citations73
US4160686AJul 10, 1979
Method of reverse coating textile sheets with polyurethene
BAYER AG19 citations73
US4399236AAug 16, 1983
Process for separating polyurethane hydrolyzates into polyether and diamine
BAYER AG6 citations60
US4039516AAug 2, 1977
Process for the production of soluble high molecular weight polyurethanes which are free from isocyanate groups
BAYER AG3 citations60
US4282367AAug 4, 1981
Process for the separation of polyurethane foam hydrolysates into polyol and diamine
BAYER AG3 citations59