以看到季戊 四醇调节共聚产生的副产物 w (pc 明显高 于其他三类调节剂 ,这可能与其结构高度对称 有关 。 这几类调节剂均可 以得 到碳酸酯含量较高的产物 ,但 须控制温度在 60 ℃ 以下 ,而调节剂种类对催化效率并 无明显影响。 3 结论 用DMC成功催化了二氧化碳和环氧丙烷的调节 ...
Marat Charlaganov Corresponding author Correspondence to Ilja K. Voets . Editor information Editors and Affiliations Inst. Makromolekülforschung, LS für Makromolekulare Chemie II, Universität Bayreuth, Universitätsstr. 30, Bayreuth, 95440, Germany Axel H. E. Müller Inst. Pluridisciplinaire de...
Eine Studie über SARS-CoV-2 bei Hamstern hat gezeigt, dass die lokale Immunreaktion die Makrophagenexpression im OE und in der Lamina propria erhöht, was die Erholung des olfaktorischen Epithels und die Wiederherstellung der ORNs verhindern kann [40]. In einer In-vivo-Studie...
COVID-19 pneumonia causes hyperinflammatory response that culminates in acute respiratory syndrome (ARDS) related to increased multiorgan dysfunction and mortality risk. Antiviral-neutralizing immunoglobulins production reflect the host humoral status and illness severity, and thus, immunoglobulin (Ig) circul...
(CSIC); Juan de la Cierva 3, 28006 Madrid, Spain (Received April 21, 2003; Accepted August 15, 2003) ABSTRACT: Several thermal treatments have been imposed along processing to a poly[propylene-b-(ethylene-co- propylene)] and their effect on structure, thermal characterization and mechanical ...
startup active in the online wholesale market, a grocery marketplace addressed to the B2B (i.e., small and medium-sized merchants), to extend across the country thanks to new partnerships with the delivery applications Rappi and Cornershop and to the acquisitions of the Makro chain (30 “cash...
Roman, M. Innowacyjność Agroturystyki Jako Czynnik Poprawy Konkurencyjności Turystycznej Makroregionu Polski Wschodniej (Innovation of Agritourism as a Factor in Improving the Tourist Competitiveness of Eastern Poland Macroregion); Wydawnictwo SGGW: Warszawa, Poland, 2018. [Google Scholar] Chesk...