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Dive into the research topics where Hartmut Dr. Knöfel is active.

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Featured researches published by Hartmut Dr. Knöfel.


Archive | 1983

Continuous process for thermal splitting of carbamic acid esters

Theodor Engbert; Günter Dr. Hammen; Hartmut Dr. Knöfel; Klaus Dr. König


Archive | 2010

PROCESS FOR THE PRODUCTION OF POLYAMINES

Hartmut Dr. Knöfel


Archive | 1983

Process for the continuous thermal decomposition of carbamic-acid esters

Theodor Dr. Engbert; Günter Dr. Hammen; Hartmut Dr. Knöfel; Klaus Dr. König


Archive | 1976

Process for the preparation of polyamines

Hartmut Dr. Knöfel; Günther Dr. Ellendt


Archive | 1992

Process for the production of polynuclear aromatic polyamines

Hartmut Dr. Knöfel; Michael Brockelt; Marcel Petinaux; Rudolf Dipl Ing Uchdorf; Hans-Peter Schal


Archive | 1980

Diisocyanates or mixtures of diisocyanates of the diphenyl-methane series, process for their preparation and their use as a synthesis component to produce polyurethane plastics according to the isocyanate-polyaddition process

Hartmut Dr. Knöfel; Michael Brockelt; Gerhard Wegener


Archive | 1979

Process for the preparation of mixtures of polyamines of the polyamino-polyaryl-polymethylene type

Kenneth L. Dunlap; Hartmut Dr. Knöfel


Archive | 1975

Process for the preparation of aromatic polyamines

Hartmut Dr. Knöfel; Günther Dr. Ellendt


Archive | 1996

Fractionation and purification of aromatic polyamine mixtures and the use thereof

Hartmut Dr. Knöfel; Michael Brockelt


Archive | 1984

Isocyanato-isocyanurate derivatives

Theodor Engbert; Hartmut Dr. Knöfel; Gerhard Wegener

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