Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Hans-Jerg Kleiner | 1989-08-22 |
| 4859795 | Ethylenically unsaturated phosphinic acid and thiophosphinic acid isocyanates and isothiocyanates, and a process for their preparation | Hans-Jerg Kleiner, Georg Pawlowski | 1989-08-22 |