Issued Patents 1989
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889661 | Process for the preparation of aromatic phosphorus-chlorine compounds | — | 1989-12-26 |
| 4886628 | Process for the preparation of aminocarbonylmethanoic acids of phosphorus | — | 1989-12-12 |
| 4871822 | Reaction product of olefinically unsaturated compounds with compounds containing active hydrogen, processes for their preparation and 2-component lacquers based thereon HOE 85/F O36J | Gerhard Brindopke, Gerd Walz, Karl Waldmann, Manfred Schon | 1989-10-03 |
| 4859562 | Photosensitive mixture and photosensitive recording material produced therefrom with polymeric compound which is reaction product of unsaturated (thio)phosphinic acid iso(thio)cyanate and active hydrogen containing compound | Georg Pawlowski, Thomas Gerdau | 1989-08-22 |
| 4859795 | Ethylenically unsaturated phosphinic acid and thiophosphinic acid isocyanates and isothiocyanates, and a process for their preparation | Thomas Gerdau, Georg Pawlowski | 1989-08-22 |
| 4847419 | Process for the preparation of bifunctional tertiary aromatic phosphine sulfides, and also several specific representatives of this class of compounds | Erwin Weiss | 1989-07-11 |
| 4839105 | Process for the preparation of alkanephosphonous acids | — | 1989-06-13 |
| 4839254 | Photosensitive mixture and photosensitive recording material produced therefrom with polymeric binder which is reaction product of (thio) phosphinic acidiso (thio) cyanate and active hydrogen containing polymer | Georg Pawlowski | 1989-06-13 |
| 4816605 | Process for the preparation of bifunctional tertiary aromatic phosphine oxides | Erwin Weiss | 1989-03-28 |