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    ASTM D6835-2002 Standard Classification System for Thermoplastic Elastomer-Ether-Ester Molding and Extrusion Materials (TEEE)《热塑性弹性醚酯模塑和挤制材料的标准分类体系》.pdf

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    ASTM D6835-2002 Standard Classification System for Thermoplastic Elastomer-Ether-Ester Molding and Extrusion Materials (TEEE)《热塑性弹性醚酯模塑和挤制材料的标准分类体系》.pdf

    1、Designation: D 6835 02Standard Classification System forThermoplastic Elastomer-Ether-Ester Molding and ExtrusionMaterials (TEEE)1This standard is issued under the fixed designation D 6835; the number immediately following the designation indicates the year oforiginal adoption or, in the case of rev

    2、ision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This classification system covers segmented blockcopolyether-ester elastomers suitable for molding

    3、 and extru-sion.1.2 This classification system allows for the use of seg-mented block copolyether-ester elastomers that are recycledprovided that the requirements as stated in this classificationsystem are met. The proportions of recycled material used, aswell as the nature and amount of any contami

    4、nant, however,cannot be covered practically in this specification.1.3 The properties included in this classification system arethose required to identify the compositions covered. There maybe other requirements necessary to identify particular charac-teristics important to specialized applications.

    5、These may bespecified using the suffixes as given in Section 5.1.4 This classification system and subsequent line callout(specification) are intended to provide a means of calling outplastic materials used in the fabrication of end items or parts.It is not intended for the selection of materials. Ma

    6、terialselection should be made by those having expertise in theplastic field after careful consideration of the design and theperformance required of the part, the environment to which itwill be exposed, the fabrication process to be employed, thecosts involved, and the inherent properties of the ma

    7、terial otherthan those covered by this classification system.1.5 The following precautionary caveat pertains only to thetest methods portion, Section 11, of this classification system.This standard does not purport to address all of the safetyconcerns, if any, associated with its use. It is the resp

    8、onsibilityof the user of this standard to establish appropriate safety andhealth practices and determine the applicability of regulatorylimitations prior to use.NOTE 1This classification system is similar to ISO 14910-1/-2 1997,although the technical content is significantly different.2. Referenced

    9、Documents2.1 ASTM Standards:D 618 Practice for Conditioning Plastics for Testing2D 883 Terminology Relating to Plastics2D 1600 Terminology for Abbreviated Terms Relating toPlastics2D 2240 Test Method for Rubber Property-Durometer Hard-ness3D 3418 Test Method for Transition Temperatures of Poly-mers

    10、by Thermal Analysis4D 3641 Practice for Injection Molding Test Specimens ofThermoplastic Molding and Extrusion Materials4D 3892 Practice for Packaging/Packing of Plastics4D 4000 Classification System for Specifying Plastic Mate-rials4E29Practice for Using Significant Digits in Test Data toDetermine

    11、Conformance with Specification52.2 ISO Standards:6ISO 178:2001 Plastics-Determination of Flexural Proper-tiesISO 294-1:1996 Plastics-Injection Moulding of Test Speci-mens of Thermoplastic Materials-Part 1: General Prin-ciples, Multipurpose-Test Specimens (ISO Mount TypeA)and Bars (ISO Mould Type B)I

    12、SO 527-1:1993 Plastics-Determination of TensileProperties-Part 1: General PrinciplesISO 527-2:1993 Plastics-Determination of TensileProperties-Part 2: Test Conditions for Moulding andExtrusion MaterialsISO 868:1985 Plastics and Ebonite-Determination of Inden-tation Hardness by Means of a DurometerIS

    13、O 1133:1997 Plastics-Determination of the Melt Mass-Flow Rate (MFR) and the Melt Volume Flow Rate (MVR)of Thermoplastics1This classification system is under the jurisdiction ofASTM Committee D20 onPlastics and is the direct responsibility of Subcommittee D20.15 on ThermoplasticMaterials.Current edit

    14、ion approved November 10, 2002. Published January 2003.2Annual Book of ASTM Standards,Vol08.01.3Annual Book of ASTM Standards,Vol09.01.4Annual Book of ASTM Standards,Vol08.02.5Annual Book of ASTM Standards,Vol14.02.6Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floo

    15、r, New York, NY 10036.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.ISO 11357-3:1997 Plastics-Differential ScanningCalorimetry-Part 3: Determination of Temperature andEnthalpy of Melting and CrystallizationISO 14910-1:1997 Plastics

    16、-Thermoplastic Polyester/esterand Polyether/ester Elastomers for Molding andExtrusion-Part 1: Designation System and Basis for Speci-ficationISO 14910-2:1997 Plastics-Thermoplastic Polyester/esterand Polyether/ester Elastomers for Molding andExtrusion-Part 2: Preparation of Test Specimens andDetermi

    17、nation of Properties3. Terminology3.1 DefinitionsThe terminology used in this classificationsystem is in accordance with Terminologies D 883 and D 1600.4. Classification4.1 Polyether-ester elastomers are classified into groups inaccordance with flexural modulus. These groups are subdi-vided into cla

    18、sses by viscosity range and are further subdividedinto grades by tensile properties, as shown in the basic propertytable (Table TEEE).TABLE TEEE Requirements for Polyether-Ester ElastomersGroup Class Grade DescriptionAFlexuralModulusBISO 178MPaFlowRateCISO 1133g/10 minFlowRateConditionC/kgTensileStr

    19、engthDISO 5271, 2MPa, minElongationatBreakDISO 5271, 2,%min01 1 1 Blow Molding 25 to 150 0.5 to 5 230/2.16 20 1500 Other 25 to 150 0.5 to 5 . . .2 1 25 to 150 2 to 12 220/2.16 5 3002 25 to 150 2 to 12 220/2.16 15 3003 25 to 150 2 to 12 190/2.16 15 2500 Other 25 to 150 2 to 12 . . .3 1 25 to 150 160 #50 2 40B200 6 100160 50 2 50B200 6 100. . 4 20B200 6 100AHardness determined by ISO 868 or Test Method D 2240.B30C above melting temperature as determined by ISO 11357-3 (except the heating rate shall be 10C/min) or Test Method D 3418.D6835024


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