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Bayer MaterialsScience AG
| Bayer MaterialsScience AG Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20100324256 | PROCESS FOR PRODUCING POLYCARBONATE - A process is described for producing polycarbonate and utilizing at least some of the process waste water by concentrating the sodium chloride-containing waste water phases for the electrolysis using osmotic membrane distillation, if appropriate with simultaneous dilution of the sodium hydroxide solution obtained from the electrolysis for the polycarbonate production process. | 12-23-2010 |