International Standard
ISO 6721-10:2015
Plastics — Determination of dynamic mechanical properties — Part 10: Complex shear viscosity using a parallel-plate oscillatory rheometer
Reference number
ISO 6721-10:2015
Версия 3
2015-09
© ISO 2024
International Standard
Предпросмотр
недоступно на русском языке
Опубликовано (Версия 3, 2015)
Последний раз этот стандарт был пересмотрен в  2021. Поэтому данная версия остается актуальной.

ISO 6721-10:2015

Формат
Язык
CHF 129
Пересчитать швейцарские франки (CHF) в ваша валюта

Тезис

ISO 6721-10:2015 specifies the general principles of a method for determining the dynamic rheological properties of polymer melts at angular frequencies typically in the range of 0,01 rad·s-1 to 100 rad·s-1 by means of an oscillatory rheometer with a parallel-plate geometry. Angular frequencies outside this range can also be used (see Note 1). The method is used to determine values of the following dynamic rheological properties: complex shear viscosity η*, dynamic shear viscosity η', the out-of-phase component of the complex shear viscosity η", complex shear modulus G*, shear loss modulus G", and shear storage modulus G'. It is suitable for measuring complex shear viscosity values typically up to ~10 MPa·s (see Note 2).

NOTE 1 The angular-frequency measurement range is limited by the specification of the measuring instrument and also by the response of the specimen. When testing using angular frequencies lower than 0,1 rad·s?1, the test time can increase significantly as the time taken to obtain a single measurement is proportional to the reciprocal of the angular frequency. Consequently, when testing at low angular frequencies, degradation or polymerization of the specimen is more likely to occur and have an effect on the results. At high angular frequencies, the specimen can distort or fracture at the edge, consequently invalidating the test results.

NOTE 2 The range of complex shear viscosity values that can be measured is dependent on the specimen dimensions and also the specification of the measuring instrument. For a specimen of given dimensions, the upper limit of the range is limited by the machine's torque capacity, angular-displacement resolution, and compliance. However, correction can be made for compliance effects.

Общая информация

  • Текущий статус
     : Опубликовано
    Дата публикации
     : 2015-09
    Этап
    : Между-народный стандарт подлежит пересмотру [90.92]
  • Версия
     : 3
  • Технический комитет :
    ISO/TC 61/SC 5
    ICS :
    83.080.01 
  • RSS обновления

Новая версия в процессе разработки

Draft International Standard
ISO/DIS 6721-10
Plastics — Determination of dynamic mechanical properties — Part 10: Complex shear viscosity using a parallel-plate and a cone-and-plate oscillatory rheometer
Reference number
ISO/DIS 6721-10
Версия 1
© ISO 2024
Draft
International Standard
Предпросмотр

ISO/DIS 6721-10

Plastics — Determination of dynamic mechanical properties

Part 10: Complex shear viscosity using a parallel-plate and a cone-and-plate oscillatory rheometer

ISO/DIS 6721-10

Формат
Язык
CHF 63
Пересчитать швейцарские франки (CHF) в ваша валюта

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  2. Интернет-магазин
  3. Каталог стандартов
  4. МКС
  5. 83
  6. 83.080
  7. 83.080.01
  8. ISO 6721-10:2015