Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6727375 | Apparatus and process for preparing substantially halogen-free trialkoxysilanes | Frank Steding, Gerda Grund, Burkhard Standke, Frank Kropfgans, Michael Horn +4 more | 2004-04-27 |
| 6294682 | Alkoxides with alkaline earths and titanium, zirconium and/or hafnium, their production and use | Hartwig Rauleder, Burkhard Standke, Michael Horn, Hans-Gunther Srebny | 2001-09-25 |
| 5629400 | Water-based organopolysiloxane-containing compositions, processes for their preparation and their use | Burkhard Standke, Albert-Johannes Frings, Michael Horn, Frank Kropfgans, Jaroslaw Monkiewicz +2 more | 1997-05-13 |
| 5591818 | Organosilane polycondensation products | Burkhard Standke, Hartwig Rauleder, Claus-Dietrich Seiler, Hermann Peeters | 1997-01-07 |
| 5468706 | Storage-stable solution of a mixture of carbonated magnesium methoxide, carbonated magnesium ethoxide and their carbonated mixed alkoxide in a combination of methanol and ethanol and uses thereof | Hartwig Rauleder, Burkhard Standke, Reinhold Schork | 1995-11-21 |
| 5468705 | Storage-stable solution of carbonated magnesium methoxide in methanol and its use | Hartwig Rauleder, Burkhard Standke, Reinhold Schork | 1995-11-21 |
| 5456801 | Storage-stable solutions of carbonated magnesium ethylate in ethanol and their preparation and use | Hartwig Rauleder, Burkhard Standke, Reinhold Schork | 1995-10-10 |
| 5349073 | Low-temperature-stable titanium chelates and method for their preparation | Michael Horn | 1994-09-20 |
| 5282998 | Mixtures of linear and cyclic siloxanes or siloxane oligomers and a process for their preparation | Michael Horn | 1994-02-01 |
| 5210334 | Process for the preparation of alkaline earth metal alkylates having a spherical particle form | Burkhart Standke, Hartwig Rauleder, Harald-Jurgen Biangardi | 1993-05-11 |
| 5208359 | Process for the preparation of di-tert.butoxydiacetoxysilane | Claus-Dietrich Seiler, Hartwig Rauleder, Reinhold Schork | 1993-05-04 |
| 5187291 | Process for the simultaneous and continuous preparation of acyloxysilanes and carboxylic acid chlorides | Claus-Dietrich Seiler, Reinhold Schork, Albert-Johannes Frings, Hartwig Rauleder | 1993-02-16 |
| 5107009 | Process for the preparation of mercaptosilanes | Hartwig Rauleder, Claus-Dietrich Seiler, Burkhard Standke | 1992-04-21 |
| 5087714 | Method of preventing discoloration of vinylacetoxysilanes | Claus-Dietrich Seiler, Hartwig Rauleder, Albert-Johannes Frings | 1992-02-11 |
| 4987268 | Process for the preparation of asymmetric terminally mono-unsaturated glycol ethers | Hartwig Rauleder, Hans-Joachim Vahlensieck | 1991-01-22 |
| 4924021 | Cyclic phenol organosilanes and method for their preparation | Hans-Joachim Vahlensieck | 1990-05-08 |
| 4824979 | Method for the preparation of partial esters and ortho esters of titanium, zirconium or hafnium | Hans-Gunther Srebny, Hans-Joachim Vahlensieck | 1989-04-25 |
| 4789752 | Method for the preparation of orthoesters of titanium, zirconium or hafnium | Hans-Gunther Srebny, Hans-Joachim Vahlensieck | 1988-12-06 |
| 4677215 | Method of preparing partially esterified silicon halides | Hans-Joachim Vahlensieck | 1987-06-30 |
| 4647681 | Method for the preparation of persilylated carboxylic acid amides | Hans-Joachim Vahlensieck | 1987-03-03 |
| 4642363 | Method of preparing trialkyl organo-oxysilanes | Reiner Groh, Hans-Gunther Srebny, Hans-Joachim Vahlensieck | 1987-02-10 |
| 4609749 | Method for the simultaneous preparation of carboxylic acid trimethylsilyl esters and silylated carboxylic acid amides | Hans-Joachim Vahlensieck | 1986-09-02 |
| 4467105 | Method of preparing glycol esters of organosilanes | Hans-Joachim Vahlensieck | 1984-08-21 |
| 4417067 | Method of cleaving organosiloxanes | Hans-Joachim Vahlensieck | 1983-11-22 |
| 4404014 | Salt-like products of the addition of phenols onto amino organosilane esters and method for the preparation thereof and use as a preservative | Hans-Joachim Vahlensieck | 1983-09-13 |