... Chem. SOC., 52, 5 279 4. KOCH, H. and IBING, G., Brennstof-Chem., 16, 141 (1955) 5. FAWCETT, E. w., Trans. Faraday Soc., 32, 119 (1936) 6. British Patent 471 590 7. ZIEGLER, K. ... G., Kunstoffe, 86, 14 47- 1453 (1996) HERNER, M. and WOLTER, H J., Kunstoffe, 77 , 959-62 (19 87) KAPS, R., LECHT, R. and SCHULTE, u., Kunsroffe, 86, 1454-1458 (1996) CONDRO, ... undertaken either in internal mixers, or more particularly, extrusion compounders. 10 .7 PROCESSING Although plastics materials may in principle be processed in a variety of physical states (in solution,...