{"id":43691,"date":"2023-11-01T17:28:38","date_gmt":"2023-11-01T09:28:38","guid":{"rendered":"https:\/\/www.newtopchem.com\/?p=43691"},"modified":"2023-11-01T17:28:38","modified_gmt":"2023-11-01T09:28:38","slug":"covestro-desmodur-n3800-hdi-polyisocyanate-curing-agent-increases-flexibility","status":"publish","type":"post","link":"http:\/\/www.newtopchem.com\/archives\/43691","title":{"rendered":"Covestro Desmodur N3800 HDI polyisocyanate curing agent increases flexibility","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<table class=\"Table\" border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td><strong>Type<\/strong><\/td>\n<td>Fat Family polyisocyanate (elasticHDItrimer)<\/td>\n<\/tr>\n<tr>\n<td><strong>Form of Supply<\/strong><\/td>\n<td>None Solvent<\/td>\n<\/tr>\n<tr>\n<td><strong>Purpose<\/strong><\/td>\n<td>Use Curing agent component for lightfast polyurethane coating systems<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Specifications<\/strong><\/p>\n<table class=\"Table\" border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td><strong>Features<\/strong><\/td>\n<td><strong>Value<\/strong><\/td>\n<td><strong>Measurement unit<\/strong><\/td>\n<td><strong>Method<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>NCOcontent<\/strong><\/td>\n<td>11.0 \u00b1 0.5<\/td>\n<td>%<\/td>\n<td>DIN EN\u00a0ISO 11909<\/td>\n<\/tr>\n<tr>\n<td><strong>viscosity,&lt;\/sp; Dosmodur\u00ae N3800 can be mixed with: Aliphatic Polyisocyanateas Desmodur\u00ae N100, N75, N3200, N3400, N3600 and Desmodur\u00ae Z4470; AromaticPolyisocyanates such as Desmodur\u00ae L, HL and IL; Polyol polyesters such as Desmophen\u00ae 670;polyacrylic Esters such as Desmophen\u00ae A series. Compatibility must be tested before use.\u00a0However, Desmodur\u00ae N3800 cannot be mixed with branched polyhydroxy polyesters such as Desmophen\u00ae 651 and polyhydroxy polyethers such as Desmophen\u00ae 1380BT.<\/strong><\/p>\n<p><strong>Features\/Applications<\/strong><br \/>\nDosmodur \u00ae N3800 is mainly used as a curing agent in lightfast two-component polyurethane coating systems. It has high weather resistance and chemical corrosion resistance, excellent gloss retention and outstanding mechanical properties. Preferred co-reactants are polyacrylates or polyol polyesters.\u00a0The coating system based on Dosmodur\u00ae N3800 is mainly used for self-drying and forcedDry car factory paints, automotive refinish and transportation coatings and general industrial and plastic coatings.<\/p>\n<p><strong>Save<\/strong><br \/>\nThe Product is moisture sensitive and should therefore be stored in original airtight container. When room temperature\u00a0under proper storage conditions, the shelf life of this product is at least 6 months.<\/p>\n<p><strong>Safety: Hazard Identification<\/strong><br \/>\nBecause Contains isocyanates which may cause an allergic reaction in contact with skin. The product safety data sheet must be strictly followed, which includes labeling, transportation, storage and product disposal,Product safety and ecological impact information.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>Type Fat Family polyisocyanate (elasticHDItrimer) Form &#8230;<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[14240],"tags":[14771],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/posts\/43691"}],"collection":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/comments?post=43691"}],"version-history":[{"count":1,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/posts\/43691\/revisions"}],"predecessor-version":[{"id":43692,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/posts\/43691\/revisions\/43692"}],"wp:attachment":[{"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/media?parent=43691"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/categories?post=43691"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.newtopchem.com\/wp-json\/wp\/v2\/tags?post=43691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}