SIST EN ISO 11640:2018
Leather - Tests for colour fastness - Colour fastness to cycles of to-and-fro rubbing (ISO 11640:2018)
Leather - Tests for colour fastness - Colour fastness to cycles of to-and-fro rubbing (ISO 11640:2018)
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 13
- Дата публикации:
- 8 октября 2018 г.
- ICS:
- 59.140.30
- Технический комитет:
- IUSN - Leather
This document specifies a method for determining the behaviour of the surface of a leather on rubbing with a wool felt. It is applicable to leathers of all kinds.
Abstract
Overview
EN ISO 11640:2018 - Leather: Colour fastness to cycles of to-and-fro rubbing specifies a standardized method for assessing how a leather surface behaves when rubbed with a wool felt (the VESLIC rub test). It is applicable to all kinds of leather and defines apparatus, test specimens, conditioning, procedure and assessment criteria to evaluate transfer (staining) and change in colour caused by repeated to-and-fro rubbing.
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