ISO INTERNATIONAL STANDARD 10139-2 Third edition 2016-06-15 Dentistry - Soft lining materials for removable dentures Part 2: Materials for long-term use Medecine bucco-dentaire-Produits souples pour intrados de protheses dentaires amovibles- Partie 2: Produits pour usage a long terme Reference number ISO10139-2:2016(E) ISO Intemational Organization for Standardization @IS02016 =ZHEJIANG INSTOFSTANDARDIZATIONC15956617 ted without license from IHS IS010139-2:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS02016,Published inSwitzerland All rights reserved. Unless otherwise specified, 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 Ch. de Blandonnet 8. CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +4122 749 09 47 copyright@iso.org www.iso.org Intemationaibr PrganizationforStandardization Uicensee-ZHEJIANG INSTOF STANDARDIZoISQ,6-All rights reserved etworking permitted without license from IHS Notfor Resale, 2016/8/16 08:38:59 IS0 10139-2:2016(E) Contents Page Foreword ..iv Introduction.. 1 Scope.. 2 Normative references 3 Terms and definitions 4 Classification ..2 5 Requirements .2 5.1 Shore A hardness, 24 h .2 5.2 Shore A hardness, 30 d .2 5.3 Bondstrength .2 5.4 Sorption. .2 5.5 Solubility .2 6 Sampling .3 7 Test methods. .3 7.1 Test conditions. 3 7.2 Shore Ahardness 3 7.2.1 Apparatus. .3 7.2.2 Preparation of test samples .3 7.2.3 Procedure. .3 7.2.4 Expression of results. 4 7.3 Bond strength. .4 7.3.1 Materials .4 7.3.2 Preparationofacrylicdenturebaseplates .4 7.3.3 Preparation of test specimens. .5 7.3.4 Procedure for tensile testing .5 7.4 Water sorption and solubility. ..6 7.4.1 Materials .6 7.4.2 Apparatus .7 7.4.3 Preparation of test specimens. ..8 7.4.4 Procedure. ..8 7.4.5 Calculationandexpressionofresults .9 8 Requirementsforpackaging,marking and instructions supplied bymanufacturer ..9 8.1 Packaging. .9 8.2 Marking .9 8.3 Manufacturer'sinstructionsforuse ..10 Bibliography .12 iii icensee=ZHEJIANG INSTOF STANDARDIZATIONC15956617 thout license from IHS