Norm

ASTM D7409-15

Standard Test Method for Carboxyl End Group Content of Polyethylene Terephthalate (PET) Yarns

48,24

Over deze norm

Status Definitief
Aantal pagina's 3
Commissie D35.02
Gepubliceerd op 15-02-2015
Taal Engels

1.1 This test procedure is based significantly on the GRI GG7 test procedure, Carboxyl End Group Content of Polyethylene Terephthalate (PET) Yarns.

1.2  This test method is used to determine the concentration, in mmol/Kg, of carboxyl end groups (CEG) found in poly(ethylene terephthalate) (PET) yarns by titration.

1.3 This test is applicable to geogrid yarns that are made from PET resin.

Note 1: This test is also applicable to high strength geotextile yarns that are made from PET and are used in reinforcement applications.

1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Details

ICS-code 59.080.20
Nederlandse titel Standard Test Method for Carboxyl End Group Content of Polyethylene Terephthalate (PET) Yarns
Engelse titel Standard Test Method for Carboxyl End Group Content of Polyethylene Terephthalate (PET) Yarns

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