ISO Thermoplastic elastomers —Nomenclature and abbreviated terms. कृपया इन मसोदप्ॽ का अविोकन कि अपनी सम. Designations according to ISO The structure of a thermoplastic elastomeric alloy. Schematic diagram of thermoplastic polyurethane. The structure of a. Supersedes EN ISO English Version. Thermoplastic elastomers – Nomenclature and abbreviated terms (ISO ).
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The main task of technical committees is to prepare International Standards. It is, therefore, important that any system of classification and nomenclature for this rapidly expanding polymer sector should be acceptable to both the rubber and plastics industries.
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Thermoplastic elastomers – Classification
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In order to permit a smooth transition to the newly developed standardized way of describing thermoplastic materials and maintain the link with already existing literature, a number of formerly used terms and abbreviations are given below: Styrenic thermoplastic elastomer, consisting of at least a triblock copolymer of styrene and a specific diene, where the two end blocks hard blocks are polystyrene and the internal block soft block or blocks is a polydiene or hydrogenated polydiene.
Its aim is both to prevent the occurrence of more than one abbreviated term for a given thermoplastic elastomer term, and to prevent the interpretation of more than one meaning for a given abbreviated term. Take the smart route to manage medical device compliance. Search all products by. Reference number Isso For details of these and other benefits contact Membership Administration.
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The abbreviation for the rubber shall precede that for the thermoplastic.
BS EN ISO 18064:2014
For undated references, the latest edition of the referenced document including any amendments applies. Some of the terms used to describe the materials have been used in the literature and in patents. NOTE Thermoplastic rubber is a commonly used term for thermoplastic elastomer.
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In the beginning, different ways were used to describe the representatives of the different classes of these materials. This has led to the situation in which nowadays the same material is known under different terms.
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NOTE 1 The name of the thermoplastic elastomer should be used in technical papers and presentations followed by the abbreviated term used to designate the elastomer in this International Standard.
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