ISO 2838:1974

Prints and printing inks — Assessment of resistance to alkalis

Impressions et encres d'imprimerie — Évaluation de la résistance aux alcalis

Odtisi in tiskarske barve - Ugotavljanje odpornosti na alkalije

General Information

• Status: Withdrawn
• Publication Date: 31-Jul-1974
• Withdrawal Date: 31-Jul-1974
• ICS: 87.080 - Inks. Printing inks
• Technical Committee: ISO/TC 130 - Graphic technology
• Drafting Committee: ISO/TC 130 - Graphic technology
• Current Stage: 9599 - Withdrawal of International Standard
• Completion Date: 07-Oct-1999
• Ref Project: SIST ISO 2838:1996 - Prints and printing inks -- Assessment of resistance to alkalis

Relations

• Revised: ISO 2836:1999 - Graphic technology — Prints and printing inks — Assessment of resistance to various agents
• Effective Date: 15-Apr-2008
• Revised: SIST ISO 2836:2002 - Graphic technology -- Prints and printing inks -- Assessment of resistance to various agents
• Effective Date: 12-May-2008

Standards Content (Sample)

INTERNATIONAL STANDARD.
INTERNATIONAL ORGANIZATION FOR STANDARDIZATION l MEXAYHAPOAHPJI OPTAHM3AUMfl I-IO CTAHAAPTM3AWM~ORGANISATION INTERNATIONALE DE NORMALlSATlON
Prints and printing inks - Assessment of resistance to alkalis
lmpressions et encres d’imprimerie - Evaluation de Ia rkistance aux alcalis
First edition - 1974-08-01
UDC 667.5.019.25 Ref. No. ISO 2838-1974 (E)
Descriptors : printing, printing inks, tests, Chemical tests, Chemical resistance, al kali resistance tests, al kali resistance.
Price based on 2 pages

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ISO (the International Organization for Standardization) is a worldwide federation
of national Standards institutes (ISO Member Bodies). The work of developing
International Standards is carried out through ISO Technical ‘Committees. Every
Member Body interested in a subject for which a Technical Committee has been set
up has the right to be represented on that Committee. International organizations,
governmental and non-governmental, in liaison with ISO, also take part in the work.
Draft International Standards adopted by the Technical Committees are circulated
to the Member Bodies for approval before their acceptance as International
Standards by the ISO Council.
International Standard ISO 2838 was drawn up by Technical Committee
lSO/TC 130, Graphit technology, and circulated to the Member Bodies in
August 1972.
lt has been approved by the Member Bodies of the following countries :
Australia France South Africa, Rep. of
Austria Germany Spain
Chile India Sweden
Czechoslovakia I reland Swi tzerland
Denmark New Zealand Thailand
Egypt, Arab Rep. of Poland Turkey
Finland Romania
The Member Bodies of the following countries expressed disapproval of the
document on technical grounds :
Italy
United Kingdom
0 International Organkation for Standardkation, 1974 l
Printed in Switzerland

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INTERNATIONAL STANDARD ISO 2838-1974 (E)
Prints and printing inks - Assessment of resistance to alkalis
The print is considered to be resistant to alkalis when,
0 INTRODUCTION
under the test conditions and provided that the Substrate
This International Standard is in technical conformity with
has undergone no Change, any deterioration is oniy
CEI specification 05-59 of the European Committee of the
negligible and bleeding is below grade 4 of the grey scale.
Paint and Printing Ink Manufacturers’ Associations.
It does not apply to glues, products used to coat Paper, etc.
3.3 Principle
which nevertheless react like alkalis. (Soaps and detergents
A test piece is pressed with the printed side against filter
react quite differently.)
Papers previously dipped in a Solution of sodium
hydroxide.
1 SCOPE
An assessment is made of any changes to the print and any
bleeding of the colour onto the filter Paper.
This International Standard specifies a method of assessing
the resistance to alkalis of prints and printing inks, by
giving
3.4 Apparatus
-
the general test requirements for prints;
3.4.1 Filter Paper for quantitative analysis, with a very
-
the special test requirements for inks.
smooth, non-hardened surface. The size of the Strips of
filter Paper should be 60 mm X 90 mm.
2 REFERENCES
3.4.2 Glass slides, 60 mm X 90 mm.
ISO/R 10511, Tests for colour fastness of textiles - First
series.
3
...

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Odtisi in tiskarske barve - Ugotavljanje odpornosti na alkalijeImpressions et encres d'imprimerie -- Évaluation de la résistance aux alcalisPrints and printing inks -- Assessment of resistance to alkalis87.080Barvila. Tiskarske barveInks. Printing inksICS:Ta slovenski standard je istoveten z:ISO 2838:1974SIST ISO 2838:1996en01-junij-1996SIST ISO 2838:1996SLOVENSKI
STANDARD



SIST ISO 2838:1996



INTERNATIONAL STANDARD. INTERNATIONAL ORGANIZATION FOR STANDARDIZATION l MEXAYHAPOAHPJI OPTAHM3AUMfl I-IO CTAHAAPTM3AWM~ORGANISATION INTERNATIONALE DE NORMALlSATlON Prints and printing inks - Assessment of resistance to alkalis lmpressions et encres d’imprimerie - Evaluation de Ia rkistance aux alcalis First edition - 1974-08-01 UDC 667.5.019.25 Ref. No. ISO 2838-1974 (E) Descriptors : printing, printing inks, tests, Chemical tests, Chemical resistance, al kali resistance tests, al kali resistance. Price based on 2 pages SIST ISO 2838:1996



ISO (the International Organization for Standardization) is a worldwide federation of national Standards institutes (ISO Member Bodies). The work of developing International Standards is carried out through ISO Technical ‘Committees. Every Member Body interested in a subject for which a Technical Committee has been set up has the right to be represented on that Committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. Draft International Standards adopted by the Technical Committees are circulated to the Member Bodies for approval before their acceptance as International Standards by the ISO Council. International Standard ISO 2838 was drawn up by Technical Committee lSO/TC 130, Graphit technology, and circulated to the Member Bodies in August 1972. lt has been approved by the Member Bodies of the following countries : Australia France Austria Germany Chile India Czechoslovakia I reland Denmark New Zealand Egypt, Arab Rep. of Poland Finland Romania South Africa, Rep. of Spain Sweden Swi tzerland Thailand Turkey The Member Bodies of the following countries expressed disapproval of the document on technical grounds : Italy United Kingdom 0 International Organkation for Standardkation, 1974 l Printed in Switzerland SIST ISO 2838:1996



INTERNATIONAL STANDARD ISO 2838-1974 (E) Prints and printing inks - Assessment of resistance to alkalis 0 INTRODUCTION This International Standard is in technical conformity with CEI specification 05-59 of the European Committee of the Paint and Printing Ink Manufacturers’ Associations. It does not apply to glues, products used to coat Paper, etc. which nevertheless react like alkalis. (Soaps and detergents react quite differently.) 1 SCOPE This International Standard specifies a method of assessing the resistance to alkalis of prints and printing inks, by giving - the general test requirements for prints; - the special test requirements for inks. 2 REFERENCES ISO/R 10511, Tests for colour fastness of textiles - First series. ISO 2834, Prin ting inks - Prepara tion o f s tandard prin ts for determina tion o f resistance to ph ysical and Chemical agen ts. 1) 3 TESTING OF PRINTS 3.1 Field of application This International Standard applies to all printing Substrates such as Paper, board, metals (thin metal sheets and plate) and plastics materials and to all printing processes : letterpress, Iithographic and gravure. 3.2 Definit
...

NORME INTERNATIONALE 2838
INTERNATIONAL OROANIZATION FOR STANDARDIZATION .hfEA«IYHAPOLIHAII OPTAHH3AUHII no CTAHAAW3AUHH .ORGANISATION INTERNATIONALE DE NORMALISATION
Impressions et encres d'imprimerie - Évaluation de la
résistance aux alcalis
Prints and printing inks - Assessment of resistance to alkalis
Première édition - 1974-08-01
R8f. NO : IS0 2838.1974 (F)
CDU 887,6.01926
Duoiiptrurm : Impmiion, encre d'lmprlmrrle, eisril, eitril chimlqur, r6iirtanfa chimique, esd de rlslstinee aux bases, rhlstance aux bases.
Prix besé 8ur 2 piges

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AVANT-PROPOS
L'ISO (Organisation Internationale de Normalisation) est une fédération mondiale
d'organismes nationaux de normalisation (Comités Membres ISO). L'élaboration de
Normes Internationales est confiée aux Comités Techniques ISO. Chaque Comité
Membre intéressé par une étude a le droit de faire partie du Comité Technique
correspondant. Les organisations internationales, gouvernementales et non
gouvernementales, en liaison avec I'ISO, participent également aux travaux.
Les Projets de Normes Internationales adoptés par les Comités Techniques sont
soumis aux Comités Membres pour approbation, avant leur acceptation comme
Normes Internationales par le Conseil de I'ISO.
La Norme Internationale IS0 2838 a été établie par le Comité Technique
ISO/TC 130, Technologiegraphique, et soumise aux Comités Membres en août 1972.
Elle a été approuvée par les Comités Membres des pays suivants :
Afrique du Sud, Rép. d' Espagne Roumanie
Allemagne Finlande Suède
Australie France Suisse
Au triche Inde Tchécoslovaquie
Chili Irlande Thaïlande
Danemark Nouvelle-Zélande Turquie
Egypte, Rép. arabe d' Pologne
Les Comités Membres des pays suivants ont désapprouvé le document pour des
raisons techniques :
Italie
Royaume-Uni
O Organisation internationale de Normalisation, 1974 O
Imprimé en Suisse

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NORME INTERNATIONALE IS0 2838-1974 (F)
Impressions et encres d'imprimerie - Évaluation de la
résistance aux alcalis
O INTRODUCTION L'impression est estimée résistant à l'alcali considéré
lorsque - dans la mesure où le support n'est pas altéré, et
est en concordance
La présente Norme Internationale
dans les conditions de l'essai - sa dégradation reste
avec le document CE1 05-59 du Comité européen
technique
négligeable et son dégorgement inférieur à l'indice 4 de
des Associations de fabricants de peintures et d'encres
l'échelle de gris.
d'imprimerie.
0
Elle ne concerne pas les colles, les produits servant au
3.3 Principe
couchage du papier, etc., qui réagissent pourtant comme les
Une éprouvette est pressée, côté imprimé, contre du papier
alcalis. (Les savons et les détergents réagissent d'une
filtre préalablement trempé dans une solution d'hydroxyde
manière complètement différente.)
de sodium.
On évalue ensuite l'importance des altérations de
1 OBJET
l'impression et du dégorgement de la couleur sur le papier
La présente Norme Internationale spécifie une méthode
fi Itre.
d'évaluation de la résistance aux alcalis des impressions et
des encres d'imprimerie, en précisant
3.4 Appareillage
- les conditions générales d'examen des impressions;
- les conditions particulières d'examen des encres. 3.4.1 Papier-filtre pour analyse quantitative, avec une
surface bien lisse et non durcie. Dimensions des feuilles de
: 60 mm X 90 mm.
.. papier filtre
2 REFERENCES
ISOIR 10511, Essais de solidité des teintures des textiles - 3.4.2 Plaques de verre, de 60 mm X 90 mm.
Première série.
3.4.3 Échelle de gris, pour l'évaluation des dégorgements
I SO 2834, Encres d'imprimerie - Réalisation d'impressions
0
(selon I'ISOIR 10511 -
...