ISO 18935:2018

INTERNATIONAL ISO
STANDARD 18935
Third edition
2018-09
Imaging materials — Colour images —
Determination of water resistance of
printed colour images
Matériaux pour l'image — Images en couleurs sur impressions en
papier — Détermination de la résistance interne de la couleur à l'eau
Reference number
ISO 18935:2018(E)
©
ISO 2018

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ISO 18935:2018(E)

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ii © ISO 2018 – All rights reserved

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ISO 18935:2018(E)

Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Categories of water resistance . 1
4.1 General . 1
4.2 Water resistant . 1
4.3 Moderately water resistant . 1
4.4 Not water resistant . 2
5 Water resistance estimating procedures . 2
5.1 General considerations . 2
5.2 Control sample . 2
6 Test methods . 2
6.1 General . 2
6.2 Method 1 — Standing water evaporation . 3
6.3 Method 2 — Standing water plus wiping effects . 3
6.4 Method 3 — Water soak . 3
6.5 Method 4 — Edge immersion .
...