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研究了无水AlCl3在PE/PP/PS共混过程中的反应性作用,考察了无水AlCl3用量对PE/PP/PS合金力学性能和PP结晶行为的影响.结果表明:在PE/PP/PS共混过程中加入适量的无水AlCl3,可以起到有效的增容作用,提高了合金的力学性能. 关键词: 聚乙烯;聚丙烯;聚苯乙烯;增容 DOI: CNKI:SUN:GDSA.0.2011-08-023 年份: 2011...
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A desk review of the Ghana School Feeding Programme. The World Food Programme's Home Grown School Feeding Project A case study of the Ghana School Feeding Programme produced for the World Food Programme. It focuses on governance structures, financing and procurement dimensions. Aspects such as ...