ČSN EN ISO 17700 (795229)

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Anotácia textu normy ČSN EN ISO 17700 (795229):

This document specifies three test methods (method A, method B and method C) for assessing the degree of transfer of a material´s surface colour during dry or wet rubbing and a method (method D) for determining the likelihood of colour bleeding.

The methods are applicable to all footwear uppers, linings and insocks, irrespective of the material. Method D is also applicable to sewing threads and shoelaces.

The methods are:

• - method A: to-and-fro square rubbing finger fastness testing machine;
• - method B: rotative rub fastness testing machine;
• - method C: to-and-fro circular rubbing finger fastness testing machine;
• - method D: colour fastness to bleeding