{"id":4694,"date":"2025-07-25T07:04:32","date_gmt":"2025-07-25T07:04:32","guid":{"rendered":"https:\/\/jinancuchem.com\/?post_type=product&p=4694"},"modified":"2025-07-25T07:04:33","modified_gmt":"2025-07-25T07:04:33","slug":"44-diphenylmethane-diisocyanate","status":"publish","type":"product","link":"https:\/\/jinancuchem.com\/es\/producto\/44-diphenylmethane-diisocyanate\/","title":{"rendered":"4,4\u2032-Difenilmetano diisocianato"},"content":{"rendered":"

\u3010CAS\u3011101-68-8<\/p>\n

Alias: 1,1'-metilenbis(4-isocianato)-benceno;para,para'-difenilmetanodiisocianato<\/p>\n

F\u00f3rmula molecular: C15<\/sub>H10<\/sub>N2<\/sub>O2<\/sub>\u00a0\u00a0\u00a0Masa molecular relativa: 250,25<\/p>\n

F\u00f3rmula estructural:\"\"<\/p>\n

 <\/p>\n

1.Propiedad del producto<\/h4>\n

S\u00f3lido fundido de color amarillo claro y fuerte olor irritante. Soluble en acetona, benceno, queroseno y nitrobenceno.<\/p>\n

2.<\/h4>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Par\u00e1metro<\/b><\/strong><\/td>\nEspecificaci\u00f3n<\/b><\/strong><\/td>\n<\/tr>\n
Apariencia<\/b><\/strong><\/td>\nS\u00f3lido\/l\u00edquido entre amarillo claro y marr\u00f3n<\/td>\n<\/tr>\n
Pureza (GC, % peso)<\/b><\/strong><\/td>\n\u2265 99,5% (calidad de pol\u00edmero)<\/td>\n<\/tr>\n
Contenido NCO (peso %)<\/b><\/strong><\/td>\n33,5 - 33,7 (MDI puro)<\/td>\n<\/tr>\n
Cloruro hidrolizable<\/b><\/strong><\/td>\n\u2264 0,01% (100 ppm)<\/td>\n<\/tr>\n
Acidez (como HCl)<\/b><\/strong><\/td>\n\u2264 0,002% (20 ppm)<\/td>\n<\/tr>\n
Cloro total<\/b><\/strong><\/td>\n\u2264 0,1% (1000 ppm)<\/td>\n<\/tr>\n
Viscosidad (25\u00b0C, mPa-s)<\/b><\/strong><\/td>\n150 - 250 (MDI l\u00edquido)<\/td>\n<\/tr>\n
Contenido en agua<\/b><\/strong><\/td>\n\u2264 0,05% (500 ppm)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

3.\u00c1mbito de aplicaci\u00f3n y uso<\/h4>\n

Los productos principales de este art\u00edculo se utilizan ampliamente en revestimientos de poliuretano, y tambi\u00e9n se aplican en materiales impermeables, materiales de sellado, materiales cer\u00e1micos, etc. Los pl\u00e1sticos de espuma de poliuretano fabricados a partir de este art\u00edculo se utilizan como componentes de aislamiento (refrigeraci\u00f3n), materiales de construcci\u00f3n, piezas de veh\u00edculos y piezas de barcos. Los productos refinados pueden convertirse en parachoques de autom\u00f3viles, amortiguadores, cuero sint\u00e9tico, poliuretano no pl\u00e1stico, fibras el\u00e1sticas de poliuretano, fibras el\u00e1sticas no pl\u00e1sticas, pel\u00edculas para bl\u00edsteres, adhesivos, etc.<\/p>\n

4.Embalaje y almacenamiento<\/h4>\n

El almac\u00e9n debe estar bien ventilado, mantenerse a baja temperatura y seco; los art\u00edculos que contengan agua, alcoholes y aminas deben almacenarse por separado.<\/p>","protected":false},"excerpt":{"rendered":"

\u3010CAS\u3011101-68-8 Alias: 1,1\u2019-methylenebis(4-isocyanato)-benzene;para,para\u2019-diphenylmethanediisocyanate Molecular formula: C15H10N2O2\u00a0\u00a0\u00a0Relative molecular mass: 250.25 Structural formula:   1.Product Property Light yellow molten solid with a strong irritating odor. Soluble in acetone, benzene, kerosene and nitrobenzene. 2.   Parameter Specification Appearance Light yellow to brown solid\/liquid Purity (GC, % wt.) \u2265 99.5% (Polymer-grade) NCO Content (% wt.) 33.5 – 33.7 (Pure […]<\/p>\n","protected":false},"featured_media":4705,"template":"","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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Alias: 1,1\u2019-methylenebis(4-isocyanato)-benzene;para,para\u2019-diphenylmethanediisocyanate Molecular formula: C15H10N2O2\u00a0\u00a0\u00a0Relative molecular mass: 250.25 Structural formula:   1.Product Property Light yellow molten solid with a strong irritating odor. Soluble in acetone, benzene, kerosene and nitrobenzene. 2.   Parameter Specification Appearance Light yellow to brown solid\/liquid Purity (GC, % wt.) \u2265 99.5% (Polymer-grade) NCO Content (% wt.) 33.5 – 33.7 (Pure…","_links":{"self":[{"href":"https:\/\/jinancuchem.com\/es\/wp-json\/wp\/v2\/product\/4694","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jinancuchem.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/jinancuchem.com\/es\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jinancuchem.com\/es\/wp-json\/wp\/v2\/media\/4705"}],"wp:attachment":[{"href":"https:\/\/jinancuchem.com\/es\/wp-json\/wp\/v2\/media?parent=4694"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/jinancuchem.com\/es\/wp-json\/wp\/v2\/product_brand?post=4694"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/jinancuchem.com\/es\/wp-json\/wp\/v2\/product_cat?post=4694"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/jinancuchem.com\/es\/wp-json\/wp\/v2\/product_tag?post=4694"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}