Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5416135 | Cationic layer compounds modified with polymers | Helmut Endres, Herbert Fischer, Frido Loeffelholz, Peter Wedl, Angela Hansen +1 more | 1995-05-16 |
| 5416141 | Cationic modified layer compounds | Helmut Endres, Frido Loeffelholz, Peter Wedl, Angela Hansen, Guenther Geismar | 1995-05-16 |
| 5302644 | Stabilizers containing ketofatty acid glycerides for Ca/Zn-stabilized PVC molding compounds | Gerhard Stoll, Ernst-Udo Brand, Peter Wedl | 1994-04-12 |
| 5248333 | Mixtures of fatty acid alkylene diamides, fatty acid esters and metal soaps, and their use as additives in plastics | Erwin Fleischer, Peter Wedl, Frido Loeffelholz | 1993-09-28 |
| 5232967 | Lubricants for thermoplastic plastics | Erwin Fleischer, Peter Wedl, Frido Loeffelholz, Udo E. Brand | 1993-08-03 |
| 5010123 | Stabilizer for chlorine-containing olefin polymers, a process for its production and polymers containing the stabilizer | Peter Wedl, Erwin Fleischer, Frido Loeffelholz, Manfred Jaeckel | 1991-04-23 |
| 4962145 | Partial ester release agents for plastics | Erwin Fleischer, Peter Wedl, Frido Loeffelholz, Ernst-Udo Brand | 1990-10-09 |
| 4857216 | Lubricant system for the processing of polyvinyl chloride | Peter Wedl, Helmut Kachel, Guenter Schult | 1989-08-15 |
| 4767575 | Melt-phase synthesis of dibasic organo-lead compounds | Peter Wedl, Erwin Fleischer, Frido Loeffelholz | 1988-08-30 |
| 4749750 | Method for lubricating PVC plastics | Hermann Anzinger, Bernd Wegemund, Uwe Ploog | 1988-06-07 |
| 4744927 | Synthesis of dibasic organo-lead compounds in melt phase | Peter Wedl, Erwin Fleischer, Frido Loeffelholz | 1988-05-17 |
| 4637887 | Lubricants for vinyl chloride polymers | Frido Loeffelholz, Peter Wedl, Bernd Wegemund | 1987-01-20 |
| 4591452 | Solid multicomponent mixtures of stabilizers and lubricants for halogenated polymers and the preparation thereof | Peter Wedl, Frido Loffelholz | 1986-05-27 |
| 4590233 | Stabilization of polyvinyl chloride | Werner Erwied, Bernd Wegemund, Peter Wedl | 1986-05-20 |
| 4421886 | Stabilizer-lubricant combination of lead compounds and partial esters of pentaerythritol and/or trimethylolpropane with fatty acids for molding compositions based on polyvinyl chloride | Peter Wedl | 1983-12-20 |
| 4338226 | Process for the stabilization of polyvinyl chloride and stabilizer compositions | Peter Wedl, Frido Loffelholz, Bernd Wegemund, Werner Erwied | 1982-07-06 |
| 4220570 | Stabilizer combination for vinyl chloride polymers containing partial esters of pentaerythritol with fatty acids | Frido Loffelholz, Peter Wedl | 1980-09-02 |
| 4183875 | Substituted melamine additives useful in molding compositions based on thermosetting resins | Michael Eckelt, Rudi Heyden, Manfred Jaeckel, Manfred Petzold | 1980-01-15 |