DIN EN 1721-1998
纸张和纸板、包装材料和卫生产品的粘结剂.压敏性粘接剂表面粘性的测量.按照滚球法测量表面粘性
Adhesives for paper and board, packaging and disposable sanitary products - Tack measurement for pressure sensitive adhesives - Determination of rolling ball tack; German version EN 1721:1998