The present invention relates to poly-(C.sub.2 -C.sub.10 -.alpha.-olefine)-carboxylic acids of Mw (weight average) 2000 to 350,000, to their preparation by oxidative degradation of polyolefines or by reaction of "Living" polyolefines with CO.sub.2, to their conversion into poly-(C.sub.2 -C.sub.10 -.alpha.-olefine)-carbonyl...http://www.google.es/patents/US4929689?utm_source=gb-gplus-sharePatente US4929689 - Polyolefinecarboxylic acids, their preparation and their use for preparing polyolefine-polycarbonate block copolymers
Polyolefinecarboxylic acids, their preparation and their use for preparing ...
