Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849126 | Use of graft polymers based on polyesters, polyester urethanes and polyester amides as grayness inhibitors in detergents | Alexander Kud, Heinrich Hartmann | 1989-07-18 |
| 4846994 | Use of graft polymers based on polyalkylene oxides as grayness inhibitors in the wash and aftertreatment of textile material containing synthetic fibers | Alexander Kud, Heinrich Hartmann | 1989-07-11 |
| 4846995 | Use of graft polymers based on polyalkylene oxides as grayness inhibitors in the wash and aftertreatment of textile material containing syntheic fibers | Alexander Kud, Heinrich Hartmann | 1989-07-11 |
| 4816553 | Polyacetals, preparation thereof from dialdehydes and polyolcarboxylic acids, and use of same | Richard Baur, Rolf Fikentscher, Alfred Oftring, Felix Richter, Paul Diessel +2 more | 1989-03-28 |
| 4814102 | Detergents containing oxyalkylated, carboxyl-containing polymers | Richard Baur, Walter Denzinger, Albrecht Eckell, Heinrich Hartmann, Josef Mueller +1 more | 1989-03-21 |