ISO INTERNATIONAL STANDARD 11502 Second edition 2018-11 Plastics - Film and sheeting Determination of blocking resistance Plastiques - Film et feuille - Détermination du pouvoir bloquant Reference number IS0 11502:2018(E) @IS02018 IS0 11502:2018(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 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: +4122 749 0111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2018 - All rights reserved IS0 11502:2018(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references 3 Terms and definitions 4 Method A: Qualitative method. 4.1 Principle.... .1 4.2 Apparatus... 4.3 Test specimens. .2 4.3.1 Shape and dimensions .2 4.3.2 Preparation 2 4.4 Procedure. .2 4.5 Test report. 3 5 Method B: Quantitative method. .3 5.1 Principle. .3 5.2 Apparatus .3 5.3 Test specimens. 3 5.3.1 Shape and dimensions .3 5.3.2 Preparation. 4 5.4 Procedure .4 5.5 Precision.. 4 5.6 Test report. 5 @ IS0 2018 - All rights reserved iii