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PU Chemical Raw Material Rigid Blend Polyols Used for Packaging Materials Polyurethane Foam1
Plastic PolymerPolyurethane PackagingChemical Polyurethane
Shanghai Suoyi Industrial Co., Ltd
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Product Description DescriptionThis blend polyols with Water as blowing agent, it reacts with isocyanate to produce foam which has good performances:fine and uniformity cells, excellent low temperature dimensional stability. Mainly used for precision instruments, glass products, fragile products packaging,and also suitable for all kinds of thermal insulation projects,such as cold room, large tank, large pipeline, external wall or internal wall ,package and other use of spray insulation projects.Physical propertyCOMPONENT 1-Blend polyol Appearance Light yellow to brown liquidHydroxyl Value mgKOH/g200-300Dynamic viscosity(25oC) mPa.S200-400Specific gravity (20 oC ) g/ml1.12-1.20Storage temperature oC10-25Storage stability month6COMPONENT 2-Polymeric MDIAppearance brown transparent liquidNCO content %30.50-32.50Dynamic viscosity (25oC) mPa.S160-240Density (20oC) g/ml1.22-1.25Storage temperature oC10-25Storage stability month6RECOMMENDED RATIORaw materialspbwBlend polyols100 gPolymeric MDI100-105g(The temperature of the system is 20oC,and the exact value varied depending on processing condition) REACTIVITY CHARACTERISTICS Cream Time s2-4Gel Time s10-12Package:220kg/drum or 1100kg/IBC for Polyol and 250kg/drum for Isocyanate. Company and factory introduction: R&D CentreQuality control and Foam performance test:
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