Functional Chemical PAPI: Polymeric MDI
Description PAPI consists of pure-MDI and polymerized-MDI. It is used in applications such as rigid, semi-rigid, and integral skin foams, as well as coatings, adhesives and elastomers. Type Pure-MDI and polymerized-MDI Typical properties Item PAPI 27 PAPI 135C PAPI 135 Function 2.7 2.7 2.7 NCO Content(%) 31.4 31.4 31 NCO Equivalent 134 131.3-140.1 135.5 Molecular Weight 340 340 340 Acidity HCl (mg/Kg) 170 170 100 Viscosity (25℃) (mPa s) 150-220 180-220 150-220 Density (25℃) 1.23 1.23 1.23 Application Widely used for the production of elastomers, artificial and synthetic leather, spandex (polyurethane fibers), shoe soles, coatings, and adhesives. Storage and handling Available in 250kg/drum Store products in tightly closed original containers at 5-35℃ Shelf life: 12 months from delivery date According to non-dangerous goods transport
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