Textiles — Man-made fibres — Determination of dye uptake of cationic dyeable modified polyester fibres

This document specifies a method for determining the dye uptake of cationic dyeable modified polyester fibres by using cationic dye. It is applicable to cationic dyeable modified polyester fibres, including staple fibres and filament yarns. It is not applicable to polyester partially oriented yarns.

Textiles — Fibres fabriquées — Détermination de l’absorption des colorants par les fibres de polyester à pression normale

General Information

Status
Published
Publication Date
16-Sep-2018
Current Stage
9060 - Close of review
Start Date
04-Mar-2029
Ref Project

Buy Standard

Standard
ISO 20920:2018 - Textiles -- Man-made fibres -- Determination of dye uptake of cationic dyeable modified polyester fibres
English language
6 pages
sale 15% off
Preview
sale 15% off
Preview

Standards Content (Sample)

INTERNATIONAL ISO
STANDARD 20920
First edition
2018-09
Textiles — Man-made fibres —
Determination of dye uptake of cationic
dyeable modified polyester fibres
Textiles — Fibres fabriquées — Détermination de l’absorption des
colorants par les fibres de polyester à pression normale
Reference number
ISO 20920:2018(E)
©
ISO 2018

---------------------- Page: 1 ----------------------
ISO 20920:2018(E)

COPYRIGHT PROTECTED DOCUMENT
© ISO 2018
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting
on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address
below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Fax: +41 22 749 09 47
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii © ISO 2018 – All rights reserved

---------------------- Page: 2 ----------------------
ISO 20920:2018(E)

Contents  Page
Foreword .iv
Introduction .v
1  Scope . 1
2  Normative references . 1
3  Terms and definitions . 1
4  Principle . 2
5  Reagents and materials . 2
6  Apparatus . 2
7  Test preparation . 2
7.1 Pre-treatment of samples . 2
7.2 Conditioning of samples . 3
7.3 Preparation of dye stock solutions . 3
8  Procedure. 3
9  Calculation and expression of the results . 3
10  Precision of the method . 4
11  Test report . 4
Annex A (informative) Precision experiment. 5
Bibliography .
...

Questions, Comments and Discussion

Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.