... P. 364501 (1957); Union Chimique Belge SA, A. Verheydenund P. Ochsner. ... JH Brown, and JS Watt; DRP 728702 (1938) Röhm & Haas GmbH, CT Kautter; FP 859548 und 859549 (1939) Comp, des ... France (3) 9, 390; Rodd, EH: Chemistry of Carbon Compounds, Elsevier Publ. ...