Bensaad, FatimaBelhaneche-Bensemra, Naima2020-03-122020-03-1220180334-6447https://dspace.univ-boumerdes.dz/handle/123456789/5780enCalcium stearateNatural agingPPPro-oxidantEffects of calcium stearate as pro-oxidant agent on the natural aging of polypropyleneArticle