{"id":671,"date":"2026-01-02T04:24:32","date_gmt":"2026-01-02T04:24:32","guid":{"rendered":"http:\/\/innovscience.com\/wordpress\/?p=671"},"modified":"2026-01-02T04:24:32","modified_gmt":"2026-01-02T04:24:32","slug":"public-disclosure-alkyl-boron-and-indium-based-aqueous-cationic-polymerizations-1-1-26","status":"publish","type":"post","link":"https:\/\/innovscience.com\/wordpress\/uncategorized\/public-disclosure-alkyl-boron-and-indium-based-aqueous-cationic-polymerizations-1-1-26\/","title":{"rendered":"Public Disclosure Alkyl Boron and Indium Based Aqueous Cationic Polymerizations, 1-1-26"},"content":{"rendered":"\n<p>In late 2013 we began exploring alkyl boron compounds (e.g., Et\u00ad<sub>3<\/sub>B) as coinitiators for the aqueous cationic polymerization of olefins.\u00a0 We found that these Lewis acids in conjunction with a variety of initiators (e.g., carbocation synthons, Br\u00f8nsted acids) produced small yields of low MW polystyrene in aqueous suspension at room temperature.\u00a0 In certain instances very high MW polymers were formed that indicated that free radical polymerization had also taken place.\u00a0 These reactions have not been studied in detail and it is believed that other initiators such as iodine might also induce similar polymerizations in combination with these water resistant Lewis acids.\u00a0 Most likely, alkyl substituted indium compounds that are also resistant to hydrolysis (e.g., PhCH<sub>2<\/sub>CH<sub>2<\/sub>InCl<sub>2<\/sub>) will be capable of inducing similar polymerizations.\u00a0 Aqueous cationic ring opening polymerizations of a variety of heterocycles (e.g., cyclic siloxanes) will most likely be feasible using similar initiator systems but have not been studied to date.\u00a0 We hope to resume work on these novel polymerization systems in the future.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In late 2013 we began exploring alkyl boron compounds (e.g., Et\u00ad3B) as coinitiators for the aqueous cationic polymerization of olefins.\u00a0 We found that these Lewis acids in conjunction with a variety of initiators (e.g., carbocation synthons, Br\u00f8nsted acids) produced small &hellip; <a href=\"https:\/\/innovscience.com\/wordpress\/uncategorized\/public-disclosure-alkyl-boron-and-indium-based-aqueous-cationic-polymerizations-1-1-26\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pb8bvA-aP","_links":{"self":[{"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/posts\/671"}],"collection":[{"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/comments?post=671"}],"version-history":[{"count":1,"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/posts\/671\/revisions"}],"predecessor-version":[{"id":672,"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/posts\/671\/revisions\/672"}],"wp:attachment":[{"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/media?parent=671"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/categories?post=671"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/innovscience.com\/wordpress\/wp-json\/wp\/v2\/tags?post=671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}