{"id":116661,"date":"2026-08-02T13:06:09","date_gmt":"2026-08-02T07:36:09","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=116661"},"modified":"2026-08-02T16:14:21","modified_gmt":"2026-08-02T10:44:21","slug":"suspension-polyvinyl-chloride","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/suspension-polyvinyl-chloride\/","title":{"rendered":"Suspension Polyvinyl Chloride"},"content":{"rendered":"<h2><b>Suspension Polyvinyl Chloride Latest News<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Recently, the Directorate General of Foreign Trade (DGFT) imposed a six-month restriction on imports of a Suspension Polyvinyl Chloride (S-PVC) resin which is a key input used for manufacturing of pipes.\u00a0<\/span><\/p>\n<h2><b>About Suspension Polyvinyl Chloride<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is a <\/span><b>polymer manufactured<\/b><span style=\"font-weight: 400;\"> from vinyl chloride monomer.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is produced through <\/span><b>polymerisation of vinyl chloride monomer<\/b><span style=\"font-weight: 400;\"> (VCM) in aqueous medium with the use of initiators and additives ensuring controlled molecular weight and particle morphology.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Poly(vinyl chloride) resins<\/b><span style=\"font-weight: 400;\"> are produced by four basic processes: <\/span><b>suspension, emulsion, bulk and solution polymerization.<\/b>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><b>PVC suspension resins<\/b><span style=\"font-weight: 400;\"> are usually relatively <\/span><b>dust-free and granular<\/b><span style=\"font-weight: 400;\"> with varying degrees of particle porosity.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><b>PVC emulsion resins<\/b><span style=\"font-weight: 400;\"> are small particle powders containing very little free monomer.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><b>Bulk PVC resins<\/b><span style=\"font-weight: 400;\"> are similar to suspension PVC resins, though the particles tend to be more porous.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><b>Solution PVC resins are<\/b> <b>smaller in particle size<\/b><span style=\"font-weight: 400;\"> than suspension PVC with high porosity particles containing essentially no free monomer.\u00a0<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Applications: <\/b><span style=\"font-weight: 400;\">S-PVC resin is used across sectors, from <\/span><b>irrigation pipes<\/b><span style=\"font-weight: 400;\"> and <\/span><b>conduits<\/b><span style=\"font-weight: 400;\"> to <\/span><b>electrical wires<\/b><span style=\"font-weight: 400;\"> used in construction.<\/span><\/li>\n<\/ul>\n<p><b>Source:<\/b> <strong><a href=\"https:\/\/indianexpress.com\/article\/business\/small-firms-flag-price-hike-in-projects-using-pvc-pipes-as-government-curbs-input-imports-10814034\/\" target=\"_blank\" rel=\"nofollow noopener\">IE<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Suspension Polyvinyl Chloride (PVC) is a polymer produced from vinyl chloride monomer using suspension polymerisation. Read more about Suspension Polyvinyl Chloride, Production, Application, News<\/p>\n","protected":false},"author":24,"featured_media":116674,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[21,9183,22,23],"class_list":["post-116661","post","type-post","status-publish","format-standard","has-post-thumbnail","category-upsc-prelims-current-affairs","tag-prelims-pointers","tag-suspension-polyvinyl-chloride","tag-upsc-current-affairs","tag-upsc-prelims-current-affairs","no-featured-image-padding"],"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/116661","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/24"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=116661"}],"version-history":[{"count":4,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/116661\/revisions"}],"predecessor-version":[{"id":116673,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/116661\/revisions\/116673"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/116674"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=116661"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=116661"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=116661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}