Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4217297 | Process for the preparation of carbonic acid aryl esters of polyester-diols lengthened via carbonate groups | Christian Lindner, Carlhans Suling, Manfred Schreckenberg, Dieter Freitag, Klaus Konig | 1980-08-12 |
| 4217437 | Process for the preparation of carbonic acid bis-diphenol esters of polyalkylene oxide-diols lengthened via carbonate groups and their use for the preparation of high-molecular, segmented polyether/polycarbonates which can be processed as thermoplastics | Manfred Schreckenberg, Dieter Freitag, Christian Lindner, Carlhans Suling, Klaus Konig | 1980-08-12 |
| 4216298 | Process for the preparation of carbonic acid bis-diphenol esters of polyester-diols and their use for the preparation of high-molecular segmented polyester/polycarbonates which can be processed as thermoplastics | Manfred Schreckenberg, Dieter Freitag, Christian Lindner, Carlhans Suling, Klaus Konig | 1980-08-05 |
| 4192940 | Polyesters which can be prepared by reacting a carbonic acid aryl ester with a polyester prepared from a polyhydric alcohol and a polybasic carboxylic acid which is aliphatic | Christian Lindner, Carlhans Suling, Dietrich Hardt | 1980-03-11 |
| 4191705 | Process for the preparation of carbonic acid esters of polyester-polyols | Christian Lindner, Carlhans Suling, Manfred Schreckenberg, Dieter Freitag, Klaus Konig | 1980-03-04 |