{"id":212143,"date":"2025-04-23T00:18:00","date_gmt":"2025-04-23T05:18:00","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/04\/whitest-paint-on-record-reflects-98-per-cent-of-sunlight-to-cool-buildings"},"modified":"2025-04-23T00:18:00","modified_gmt":"2025-04-23T05:18:00","slug":"whitest-paint-on-record-reflects-98-per-cent-of-sunlight-to-cool-buildings","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/04\/whitest-paint-on-record-reflects-98-per-cent-of-sunlight-to-cool-buildings","title":{"rendered":"\u201cWhitest paint on record\u201c reflects 98 per cent of sunlight to cool buildings"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/whitest-paint-on-record-reflects-98-per-cent-of-sunlight-to-cool-buildings.jpg\"><\/a><\/p>\n<p>Researchers at Purdue University have developed an \u201cultra-white\u201d <a href=\"https:\/\/www.dezeen.com\/tag\/paint\/\">paint<\/a> that reflects 98 per cent of sunlight and deflects infrared heat, allowing buildings to cool below the surrounding air temperature.<\/p>\n<p>The paint, which the university describes as the \u201cwhitest paint on record\u201d, owes its cooling power to barium sulphate \u2013 a pigment derived from the mineral barite \u2013 and <a href=\"https:\/\/www.purdue.edu\/newsroom\/releases\/2021\/Q2\/the-whitest-paint-is-here-and-its-the-coolest.-literally\u2026html\">reflects up to 98.1% of sunlight<\/a>.<\/p>\n<p>Unlike the titanium dioxide used in traditional white paints, <a href=\"https:\/\/www.theguardian.com\/environment\/2021\/apr\/15\/whitest-ever-paint-could-help-cool-heating-earth-study-shows\">which absorbs UV light,<\/a> the barium sulphate is also capable of deflecting infrared heat away from the surface to which it is applied.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers at Purdue University have developed an \u201cultra-white\u201d paint that reflects 98 per cent of sunlight and deflects infrared heat, allowing buildings to cool below the surrounding air temperature. The paint, which the university describes as the \u201cwhitest paint on record\u201d, owes its cooling power to barium sulphate \u2013 a pigment derived from the mineral [\u2026]<\/p>\n","protected":false},"author":662,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-212143","post","type-post","status-publish","format-standard","hentry","category-futurism"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/212143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/662"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=212143"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/212143\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=212143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=212143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=212143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}