Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822029 | Use of reactive phenolic resins in the preparation of highly viscous self-adhesive compositions | Axel Burmeister, Sven Hansen, Heiko Leydecker, Christian Kreft | 2004-11-23 |
| 6822048 | Use of isocyanates in the preparation of highly viscous self-adhesive compositions | Axel Burmeister, Sven Hansen, Heiko Leydecker, Christian Kreft | 2004-11-23 |
| 6780271 | METHOD FOR CONTINUOUS, SOLVENT AND MASTICATION-FREE PRODUCTION OF PRESSURE-SENSITIVE SELF-ADHESIVE MATERIALS BASED ON NON-THERMOPLASTIC ELASTOMERS AND THEIR COATING FOR THE PRODUCTION OF SELF-ADHESIVE ARTICLES | Axel Burmeister, Sven Hansen, Frank Henke, Ralf Hirsch, Heiko Leydecker +1 more | 2004-08-24 |
| 6777490 | Process for preparing a pressure-sensitive self-adhesive composition wherein tackifiers in dispersed, melted or solid form are mixed with natural rubber latex | Bernhard Mussig, Zygmut Kozaczka, Dieter Zielske, Ralf Hirsch | 2004-08-17 |
| 6723259 | Anticounterfeit, laser-markable label produced by diffraction gratings | Detlef Groth, Arne Koops, Axel Burmeister | 2004-04-20 |
| 6689248 | Process for producing an elastomer substrate web | Axel Burmeister, Hermann Neuhaus-Steinmetz, Uwe Schümann | 2004-02-10 |