Issued Patents All Time
Showing 101–125 of 125 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883835 | Flame resistant antistatic polycarbonate moulding compounds | Hans-Josef Buysch, Norbert Schon, Hans-Jurgen Kress, Josef Buekers | 1989-11-28 |
| 4865917 | Thermoplastic silicone rubber graft polymers (I) | Christian Lindner, Dieter Wittmann, Volker Damrath | 1989-09-12 |
| 4859731 | Polymeric dihydroxy compounds and their use as stabilizers for polymers | Hartwig Hocker, Thomas Heitz | 1989-08-22 |
| 4857591 | Thermoplastic moulding compositions of ABS and hydrogenated nitrile rubber | Hartmuth Buding, Joachim Doring, Rudolf Casper, Karl-Heinz Ott | 1989-08-15 |
| 4839421 | Antistatic, thermoplastic moulding compound based on polycarbonates and aromatic vinyl polymers | Hans-Josef Buysch, Norbert Schon, Hans-Jurgen Kress, Josef Buekers | 1989-06-13 |
| 4826946 | New polysiloxane block copolymers | Christian Lindner, Karl-Heinz Ott, Peter Orth, Hartwig Hocker | 1989-05-02 |
| 4801632 | Cellulose ester moulding materials with improved toughness | Christian Lindner, Friedemann Muller, Hartwig Hocker, Helmut Keul | 1989-01-31 |
| 4800216 | ABS molding compositions of reduced residual butadiene content | Alfred Pischtschan | 1989-01-24 |
| 4772668 | Sulphur-containing graft products | Alfred Pischtschan, Karl-Heinz Ott | 1988-09-20 |
| 4772743 | Bifunctional emulsifiers based on perhydrobisphenols and carboxylic acid anhydrides | Adolf Schmidt, Alfred Pischtschan | 1988-09-20 |
| 4771109 | Graft polymers on rubber polymers with a block-like structure | Christian Lindner, Karl-Heinz Ott | 1988-09-13 |
| 4769417 | New rubber polymers with block-like structure | Christian Lindner, Karl-Heinz Ott, Hartwig Hocker | 1988-09-06 |
| 4764557 | Moulding compositions of uniform particle size and improved thermal stability | Alfred Pischtschan, Karl-Heinz Ott | 1988-08-16 |
| 4754017 | Process for the preparation of linear aliphatic polycarbonate from cyclic aliphatic carbonate | Edgar Leitz, Christian Lindner, Karl-Heinz Ott, Hans-Josef Buysch, Peter Mues +2 more | 1988-06-28 |
| 4740573 | Sulphur-containing polymers | Alfred Pischtschan, Karl-Heinz Ott | 1988-04-26 |
| 4699972 | Aliphatic polyesters containing sulphur, and their use as stabilizers for polymers | Heinz Hammer, Ernst Roos, Eberhard Jurgens | 1987-10-13 |
| 4699967 | Polysiloxane block copolymers | Christian Lindner, Karl-Heinz Ott, Peter Orth, Hartwig Hocker | 1987-10-13 |
| 4668737 | Graft polymers having a mat surface | Karl Zabrocki, Joachim D/o/ ring, Karl-Heinz Ott, Ludwig Bottenbruch | 1987-05-26 |
| 4652614 | Mat moulding materials | Joachim Doring, Karl-Heinz Ott, Ludwig Bottenbruch | 1987-03-24 |
| 4647652 | Molding materials processed to be free from salts | Karl-Heinz Ott | 1987-03-03 |
| 4632956 | Stabilizer systems for ABS plastics and ABS alloys | Hans-Jurgen Kress, Karl-Heinz Ott, Jochen Schoeps, Alfred Pischtschan | 1986-12-30 |
| 4622363 | Thermoplastic moulding compositions with an improved heat distortion point | Hans-Jurgen Kress, Karl-Heinz Ott, Horst Peters, Josef Buekers | 1986-11-11 |
| 4617358 | Process for the production of high molecular weight thermoplastic resins | Karl-Heinz Ott | 1986-10-14 |
| 4612347 | Polymer mixtures with a mat surface | Joachim Doring, Karl-Heinz Ott, Ludwig Bottenbruch | 1986-09-16 |
| 4560726 | Polymer alloys having a mat surface | Joachim Doring, Karl-Heinz Ott, Ludwig Bottenbruch | 1985-12-24 |