EN 12702-2000 en Adhesives for Paper and Board Packaging and Disposable Sanitary Products - Determination of Blocking Behaviour Adhesive Layers《纸 纸板和包装用及一次性卫生产品用胶粘剂 潜在粘结层成块特性的测定》.pdf

《EN 12702-2000 en Adhesives for Paper and Board Packaging and Disposable Sanitary Products - Determination of Blocking Behaviour Adhesive Layers《纸 纸板和包装用及一次性卫生产品用胶粘剂 潜在粘结层成块特性的测定》.pdf》由会员分享，可在线阅读，更多相关《EN 12702-2000 en Adhesives for Paper and Board Packaging and Disposable Sanitary Products - Determination of Blocking Behaviour Adhesive Layers《纸 纸板和包装用及一次性卫生产品用胶粘剂 潜在粘结层成块特性的测定》.pdf（7页珍藏版）》请在麦多课文档分享上搜索。

1、STDmBSI BS EN L2702-ENGL 2000 M bb24bb9 0842243 968 D BRITISH STANDARD Adhesives for paper and board, packaging and disposable sanitary products - Determination of blocking behaviour of potentially adhesive layers I , I l j The European standard EN 12702:2000 has the status of a Britishstandard ICs

2、83.180 BS EN 12 702:2ooO NO COPYNG WiTEOUT BSI PERMISSION EXCEPT AS PEIUYIiTED BY COPYBIGHT LAW - BS EN 12702:2000 direction of the Sector Amd. No. Date Committee for Materials and Chemicals, was published under the authority of the Stand or 4) any other degree of blocking as agreed upon 9.6 If the

3、classfiation is “no blocking“, repeat the test with new specimens at successively higher temperatures (increments of 5 OC starung at 45 OC up to a maximum of 85 OC f 2 OC) for thermoplastic blocking, or successively higher humidities (increments shown for the salts in Table 1 at 38 OC) for hygroscop

4、ic blocking until nist or second or other degree of blocking is found, or until a suitable high temperature or humidity is reached. 10 %t report The test report shail include: a) complete identification of the adhesive layer tested, including thickness or weight per unit area, and method of applicat

5、ion to the substrate, if ariy; b) any atemative to filter paper employed in 6.6 c) type of blocking determined (see 9.1 or 9.2); d) class of blocking (see 9.4); e) resuits of all determinations made, includllig: - for thermoplastic blocking, the critical temperature or the highest temperature employ

6、ed; - for hygroscopic blocking, the critical humidity or the highest humidity employed; - any other critical phenomena; Qdateoftest. STD.BSI BS EN L2702-ENGL 2000 Lb24bb9 081122119 38b W BS EN 12702:2000 BSI 389 Chiswick High Road London w4 4AL BSI - British Standards Institution BSI is the independ

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