نتایج جستجو برای: poly s
تعداد نتایج: 784077 فیلتر نتایج به سال:
Poly(ether imide) (PEI) from polycondensation of 2,2-bis[4-(3,4-dicarboxyphenoxy) phenyl] propane dianhydride (BPADA) and m-phenylenediamine (mPD) is a type high-temperature engineering thermoplastics that have high glass transition temperature outstanding mechanical properties. Owing to its wide use in many fields including automotive, aircraft, electronics, the research PEI has surged last fe...
Abstract The lack of anion exchange membranes (AEMs) that possess both high hydroxide conductivity and stable mechanical chemical properties poses a major challenge to the development high‐performance fuel cells. Improving one side balance between stability usually means sacrificing other. Herein, we used facile, high‐yield reactions design synthesize piperidinium polymer with polyethylene back...
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