نتایج جستجو برای: poly s

تعداد نتایج: 784077  

Journal: :Journal of Polymer Science Part A: Polymer Chemistry 1989

Journal: :Journal of polymer science 2021

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...

Journal: :Journal of the American Chemical Society 2008

Journal: :Angewandte Chemie International Edition 2018

Journal: :ACS Macro Letters 2012

Journal: :Macromolecular Rapid Communications 2012

Journal: :Macromolecular Chemistry and Physics 2010

Journal: :Angewandte Chemie 2023

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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