Issued Patents All Time
Showing 51–75 of 111 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5750602 | Flameproofed polycarbonate/ABS blends resistant to stress cracking | Jurgen Kirsch, Richard Weider, Dieter Wittmann, Horst Beicher | 1998-05-12 |
| 5747589 | Process for the production of polycarbonate-polyisobutylene block cocondensates | Wolfgang Ebert, Klaus Horn, Richard Weider, Thomas Scholl | 1998-05-05 |
| 5747586 | High-impact molding compounds based on polyisobutylene-containing polycarbonate | Werner Tischer, Wolfgang Ebert, Richard Weider, Thomas Scholl, Rolf Dhein | 1998-05-05 |
| 5717027 | Block copolycarbonates with polyisobutylene-.alpha.-haloketocarboxylic acid blocks | Richard Weider, Wolfgang Ebert, Thomas Scholl, Klaus Horn | 1998-02-10 |
| 5698622 | Stabilisation of ABS graft polymers using dithiodipropionic acid | Werner Tischer | 1997-12-16 |
| 5693722 | Method for modifying the backbone of polymeric resins | Duane B. Priddy, Jr., Robert J. Kumpf, Harald Pielartzik | 1997-12-02 |
| 5656684 | Silanes containing oxalamide functional groups and their use as plastics additives | Klaus Horn, Helmut-Martin Meier | 1997-08-12 |
| 5654383 | Polyarylene sulfides reduced in viscosity by aftertreatment with disulfides | Klaus Kraft, Klaus Reinking, Bahman Sarabi, Wolfgang Ebert | 1997-08-05 |
| 5650456 | Coumarin derivatives, a method of preparing them and their use as intermediates | Chen-Chih Yun, Rolf Wehrmann | 1997-07-22 |
| 5635560 | Mixtures of polycarbonate, phenolically hydroxyfunctional branched dimeric fatty acid polyesters and optionally graft polymer | Dieter Wittmann, Wolfgang Ebert, Horst Beicher, Werner Tischer, Klaus Horn | 1997-06-03 |
| 5599862 | Graft polymers with improved surface gloss | Werner Tischer, Karl-Erwin Piejko | 1997-02-04 |
| 5583174 | Mixtures of specific dihydroxydiphenylcycloalkane polycarbonates and mineral oil | Peter Bier | 1996-12-10 |
| 5576390 | Polyisobutylenes having aspartic acid ester terminal groups | Wolfgang Ebert, Klaus Horn, Richard Weider, Thomas Scholl | 1996-11-19 |
| 5548011 | Blends of polycarbonates, dimeric fatty acid polyesters and PIB rubbers, silicones or mineral oils | Wolfgang Ebert, Klaus Horn, Richard Weider, Thomas Scholl | 1996-08-20 |
| 5545692 | Polyesters of dimer fatty acid and dimer fatty diol and their use for the production of polyester carbonates | Heinz Pudleiner, Klaus Horn | 1996-08-13 |
| 5525674 | Polycarbonates with aliphatic ketocarboxyl end groups, mixed with known aromatic polycarbonates, their preparation and their use | Wolfgang Ebert, Klaus Horn, Richard Weider, Thomas Scholl, Rolf Dhein +2 more | 1996-06-11 |
| 5484857 | Single-stage process for the preparation of polyisobutylene carboxylic acids | Richard Weider, Thomas Scholl, Bernhard Jansen | 1996-01-16 |
| 5407966 | Recyclable thermoplastic foam with a high glass transition temperature II | Wolfgang Ebert, Wolfgang Beer, Jurgen Kirsch, Rolf Dhein, Klaus Horn | 1995-04-18 |
| 5391641 | Segmented N-alkyl polyurethane amides | Herbert Hugl, Rolf Dhein | 1995-02-21 |
| 5378749 | Blends of PAS, nitroarylketo compounds and maleic imides | Bahman Sarabi | 1995-01-03 |
| 5357037 | Phosphorous-containing duromers of oligophosphites | Wolfgang Ebert | 1994-10-18 |
| 5326851 | Low-viscosity polyarylene sulfides | Udo Wolf, Wolfgang Russeler, Wilfried Haese | 1994-07-05 |
| 5312854 | Color-stabilizing polyarylene sulfide mixture | Udo Wolf, Alfred Zembrod, Klaus Kraft, Helmut Gorner | 1994-05-17 |
| 5308558 | Process for foaming thermoplastic polycarbonates | Edwin Woldenberg, Klaus Kircher, Klaus Horn, Johann Piontek, Wolfgang Ebert | 1994-05-03 |
| 5304400 | Process for coating heat resistant substrates with two component stoving compositions | Rolf Dhein, Knud Reuter, Rainer Rettig, Lothar Backer | 1994-04-19 |