Learn more

NUENCHRITZ CHEMIE GMBH

Overview
  • Total Patents
    50
About

NUENCHRITZ CHEMIE GMBH has a total of 50 patent applications. Its first patent ever was published in 1982. It filed its patents most often in Germany, German Democratic Republic and EPO (European Patent Office). Its main competitors in its focus markets organic fine chemistry, macromolecular chemistry and polymers and materials and metallurgy are SIVENTO INC, CHANGZHOU JUBO ENERGY-SAVING TECH CO LTD and WESTON CHEMICAL CORP.

Patent filings per year

Chart showing NUENCHRITZ CHEMIE GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schickmann Harald 18
#2 Wendt Heinz-Dieter 16
#3 Lehnert Robert 11
#4 Rautschek Holger 10
#5 Roesler Harald 8
#6 Srebny Hans-Guenther 6
#7 Rautschek Holger Dr 5
#8 Lehnert Robert Dr Rer Nat 5
#9 Lehnert Robert Dipl Chem Dr Re 4
#10 Scheim Uwe Dipl Chem Dr Rer Na 4

Latest patents

Publication Filing date Title
DE4426213A1 Catalyst for the production and processing of polyorganosiloxanes
BR9406819A Catalyst to prepare organosiloxanes or polyorganosiloxanes
DE4421500C1 Aqueous compositions containing organosilicon compounds
DE4415322A1 Process for the preparation of aqueous silicone emulsions
DE4344664A1 Catalyst for the preparation of organosiloxanes and polyorganosiloxanes
DE4344663A1 Liquid polysiloxanes
DE4336600C1 Process for the continuous preparation of aqueous alkali metal alkylsiliconate solutions
DE4323184A1 Silicum-, phosphorus-, nitrogen- and chlorine-containing catalysts for the preparation of polyorganosiloxanes
DE4323186A1 Process for the preparation of polyorganosiloxanes
DE4323185C1 Process for the preparation of polyorganosiloxanes
DE4323188A1 Process for the preparation of polyorganosiloxanes
DE4318614A1 Process for producing mineral mixtures for load-bearing layers
DE4318613A1 Process for the deposition of solids and sludges polluted by heavy metals
DE4312494A1 Process for the preparation of methylchlorosilanes
DE4243223C1 Treatment of copper-contg. residues from chloro-silane synthesis - with aq. alkali metal alkyl-siliconate soln. to form disposable solid
DE4221854A1 Compositions containing phosphorus nitride chlorides and process for their preparation
DE4212752A1 Silicone resins prodn. - by passing solns. of siloxane(s) obtd. by known methods through thin-film evaporator at specified parameters
DE4212754A1 Process for the preparation of polyorganosiloxanes
DE4210349A1 RTV silicone rubber, crosslinked by condensation - prepd. by mixing hydroxy-terminated polysiloxane with silane and organo-metallic catalyst in form of aged or heat-treated soln. in polysiloxane
DE4141552A1 Prepn. of oximo:silane derivs., useful as crosslinkers for silicone rubber - by reaction of alkoxy:silane ketoxime mixt. of specified water content in presence of cation exchange catalysts