Production and characterization of thermoplastic elastomer foams based on the styrene–ethylene–butylene–styrene (SEBS) rubber and thermoplastic material

نویسندگان

چکیده

Abstract Thermoplastic elastomer foams based on styrene–ethylene–butylene–styrene (SEBS)/polypropylene (PP) were produced by using different processing techniques such as extrusion and injection molding to achieve optimized mechanical thermal properties in terms of strength, elongation, damping capability. Foaming is a method introducing gas-filled cells into the material it considered an effective way meet requirements for higher impact resistance with low density relatively hardness. In this study, microspheres used foaming agent introduced system machine. They percentages ranged from 1 3%. decrease product thereby lowering weight cost. Besides improving abilities decreasing density, inorganic fillers talc, silica, calcium carbonate increase their effectivity was also investigated. It observed that amount lowered creating voids blend, expected. The introduction increases properties; however, had negative effect even presence agents. About 3% reduction can be achieved talc whereas other opposite density. Accordingly, affected negatively because stiffness filler materials, highest Izod value 50.2 kJ/m 2 . elastic modulus values foamed samples filled CaCO 3 , silica 808, 681, 552 MPa respectively. Combining thermoplastic elastomers (TPEs) offers wide variety possibilities new existing applications. addition hardness provides better ability thanks its morphological structure.

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ژورنال

عنوان ژورنال: Open Chemistry

سال: 2021

ISSN: ['2391-5420']

DOI: https://doi.org/10.1515/chem-2021-0084