Author:John, Maya JDate:Nov 2015Biodegradable polymer blends consisting of polylactic acid (PLA) and polyhydroxy butyrate-co-valerate (PHBV) have been prepared by melt mixing in a twin screw extruder and followed by injection molding technique. Cereplast PLA containing ...Read more
Author:Musyoka, Nicholas M; Missengue, R; Kusisakana, M; Petrik, LFDate:Aug 2014Clays obtained from South Africa were used as feedstock materials for the synthesis of zeolites. The conventional alkaline hydrothermal treatment of the starting material (90 °C for 8 h)was preceded by a fusion step (550 °C for 1.5 h) to ...Read more