{"id":53072,"date":"2026-08-16T17:24:11","date_gmt":"2026-08-16T17:24:11","guid":{"rendered":"https:\/\/www.oracletutoring.ca\/blog\/?p=53072"},"modified":"2026-08-16T17:24:12","modified_gmt":"2026-08-16T17:24:12","slug":"chemistry-polypropylene-part1-what-is-polypropylene","status":"publish","type":"post","link":"https:\/\/www.oracletutoring.ca\/blog\/chemistry-polypropylene-part1-what-is-polypropylene\/","title":{"rendered":"Chemistry: polypropylene, part1: what is polypropylene?"},"content":{"rendered":"\n<h2>Self-tutoring about chemistry and materials: the tutor looks into the structure of polypropylene.<\/h2>\n<p>\nI&#8217;ve been reading about various materials lately and polypropylene keeps coming up. I became curious of its molecular structure.<\/p>\n<p>\nPolypropylene&#8217;s basic unit, internally, is CH<sub>2<\/sub>CH(CH<sub>3<\/sub>), with a bond leading from each of the linear carbons to the next unit. Hence, it is sometimes described (C<sub>3<\/sub>H<sub>6<\/sub>)n, or might also be described as a polymer of C<sub>3<\/sub>H<sub>6<\/sub>.<\/p>\n<p>\nSomewhat interestingly, polypropylene is not meant to contain any double bonds, despite its &#8220;-ene&#8221; ending.<\/p>\n<p>Apparently, polypropylene is also known as PP in some contexts.<\/p>\n<p>\nSource:<\/p>\n<p><a href=\"https:\/\/www.specialchem.com\/plastics\/guide\/polypropylene-pp-plastic\">SpecialChem (April 30, 2026). &#8220;Polypropylene: How to select the right grade?&#8221; https:\/\/www.specialchem.com\/plastics\/guide\/polypropylene-pp-plastic<\/a><\/p>\nJack of <a href=\"https:\/\/www.oracletutoring.ca\">Oracle Tutoring by Jack and Diane,<\/a> Campbell River, BC.\n","protected":false},"excerpt":{"rendered":"<p>Self-tutoring about chemistry and materials: the tutor looks into the structure of polypropylene. I&#8217;ve been reading &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"more-link\" href=\"https:\/\/www.oracletutoring.ca\/blog\/chemistry-polypropylene-part1-what-is-polypropylene\/\"> <span class=\"screen-reader-text\">Chemistry: polypropylene, part1: what is polypropylene?<\/span> Read more \u2192<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,3029,115],"tags":[4403,4401],"class_list":["post-53072","post","type-post","status-publish","format-standard","hentry","category-chemistry","category-materials","category-organic-chemistry","tag-polymer","tag-polypropylene"],"_links":{"self":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/53072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/comments?post=53072"}],"version-history":[{"count":10,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/53072\/revisions"}],"predecessor-version":[{"id":53082,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/53072\/revisions\/53082"}],"wp:attachment":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/media?parent=53072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/categories?post=53072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/tags?post=53072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}