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These materials were used for the immobilization of Cp<jats:sub>2<\/jats:sub>ZrCl<jats:sub>2<\/jats:sub> via direct impregnation. The support materials were rigorously characterized by TEM, N<jats:sub>2<\/jats:sub> adsorption, FTIR (using pyridine as probe molecule) and SS\u2010NMR to assess their morphological, textural and surface acidic properties. Supported catalysts were tested in ethylene homopolymerization using methylaluminoxane (MAO) as co\u2010catalyst and scavenger. The relationships between the types and strength of acid sites, as well as the textural and morphological parameters of DSAl materials with the behavior of catalytic systems are explored in this work. The results analyzed in this paper confirm the importance that support surface acidity plays in the formation of the active species for ethylene polymerization and in its activity without neglecting the contribution of support textural properties as well.<\/jats:p>","DOI":"10.1002\/cctc.201800534","type":"journal-article","created":{"date-parts":[[2018,6,27]],"date-time":"2018-06-27T10:54:05Z","timestamp":1530096845000},"page":"3761-3769","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Aluminum Containing Dendrimeric Silica Nanoparticles as Promising Metallocene Catalyst Supports for Ethylene Polymerization"],"prefix":"10.1002","volume":"10","author":[{"given":"Duarte M.","family":"Cec\u00edlio","sequence":"first","affiliation":[{"name":"Centro de Qu\u00edmica Estrutural (CQE), Departamento de Engenharia Qu\u00edmica, Instituto Superior T\u00e9cnico Universidade de Lisboa  Av. Rovisco Pais 1 1049-001 Lisboa Portugal"}]},{"given":"Auguste","family":"Fernandes","sequence":"additional","affiliation":[{"name":"Centro de Qu\u00edmica Estrutural (CQE), Departamento de Engenharia Qu\u00edmica, Instituto Superior T\u00e9cnico Universidade de Lisboa  Av. Rovisco Pais 1 1049-001 Lisboa Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0501-6672","authenticated-orcid":false,"given":"Jo\u00e3o Paulo","family":"Louren\u00e7o","sequence":"additional","affiliation":[{"name":"Centro de Qu\u00edmica Estrutural (CQE), Departamento de Engenharia Qu\u00edmica, Instituto Superior T\u00e9cnico Universidade de Lisboa  Av. Rovisco Pais 1 1049-001 Lisboa Portugal"},{"name":"Centro de Investiga\u00e7\u00e3o em Qu\u00edmica do Algarve (CIQA), Departamento de Qu\u00edmica e Farm\u00e1cia, Faculdade de Ci\u00eancias e Tecnologia Universidade do Algarve, Campus de Gambelas  8005-139 Faro Portugal"}]},{"given":"M. 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