{"id":298,"date":"2019-05-10T10:44:21","date_gmt":"2019-05-10T10:44:21","guid":{"rendered":"https:\/\/nicl.it\/new\/?p=298"},"modified":"2020-07-31T15:31:17","modified_gmt":"2020-07-31T13:31:17","slug":"alkoxilation-processes-catalysis","status":"publish","type":"post","link":"https:\/\/nicl.it\/new\/alkoxilation-processes-catalysis","title":{"rendered":"ALKOXILATION PROCESSES &#8211; Catalysis"},"content":{"rendered":"<h3>Catalysis<\/h3>\n<p>When Al or Zr alkoxides were treated with sulfuric acid (100% stoichiometric ratio) the catalytic activity towards ethoxylation of fatty alcs. was strongly enhanced initially, but then decreased rapidly [6-7]. The reaction mechanism was studied, too [8]. As a result, products of industrial interest, e.g., two- or three-group ethylene oxide adducts, were obtained. This ethylene oxide oligomers are useful as raw materials for producing surfactants by sulfonation. A review with 104 references discusses possible mechanisms of catalytic ethylene oxide condensation and ethoxylation kinetics in preparation of ethoxylated nonionic surfactants [9].<\/p>\n<p>&nbsp;<\/p>\n<p><b><a href=\"https:\/\/nicl.it\/new\/non-ionic-surfactants\/\">Kinetics<\/a> <\/b><\/p>\n<p><b> <a href=\"https:\/\/nicl.it\/new\/alkoxilation-processes-reactors\/\">Reactors<\/a><\/b><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-300\" src=\"https:\/\/nicl.it\/new\/wp-content\/uploads\/2019\/05\/ETOSSI2_IMG.jpg\" alt=\"\" width=\"311\" height=\"281\" srcset=\"https:\/\/nicl.it\/new\/wp-content\/uploads\/2019\/05\/ETOSSI2_IMG.jpg 311w, https:\/\/nicl.it\/new\/wp-content\/uploads\/2019\/05\/ETOSSI2_IMG-150x136.jpg 150w, https:\/\/nicl.it\/new\/wp-content\/uploads\/2019\/05\/ETOSSI2_IMG-243x220.jpg 243w, https:\/\/nicl.it\/new\/wp-content\/uploads\/2019\/05\/ETOSSI2_IMG-300x271.jpg 300w\" sizes=\"auto, (max-width: 311px) 100vw, 311px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: small;\">6-J. of Molecular Catalysis A: Chemical (1996), 112(2), 235-251.<br \/>\n7-J. of Surfactants and Detergents (1998), 1(1), 83-91.<br \/>\n8-J. of Molecular Catalysis A: Chemical (1999), 137(1-3), 169-182.<br \/>\n9-Annual Surfactants Review (1999), 2,168-215.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Catalysis When Al or Zr alkoxides were treated with sulfuric acid (100% stoichiometric ratio) the catalytic activity towards ethoxylation of fatty alcs. was strongly enhanced initially, but then decreased rapidly [6-7]. The reaction mechanism was studied, too [8]. As a result, products of industrial interest, e.g., two- or three-group ethylene oxide adducts, were obtained. This [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14],"tags":[],"class_list":["post-298","post","type-post","status-publish","format-standard","hentry","category-subprocesses"],"acf":[],"_links":{"self":[{"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/posts\/298","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/comments?post=298"}],"version-history":[{"count":2,"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/posts\/298\/revisions"}],"predecessor-version":[{"id":307,"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/posts\/298\/revisions\/307"}],"wp:attachment":[{"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/media?parent=298"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/categories?post=298"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nicl.it\/new\/wp-json\/wp\/v2\/tags?post=298"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}