ABSORBENT ARTICLES AND LAMINATES CONTAINING A BONDING PATTERN

摘要

The invention refers to an absorbent article such as a diaper, a pant diaper, a sanitary napkin, an incontinence guard etc., said article comprising components that are joined together by a bonding pattern. The bonding pattern (11 , 12, 16, 18) has colour- changing properties triggered by heat and/or pressure exerted during the bonding process, said colour-changing properties being either irreversible or reversible. The colour-changing properties may be accomplished by thermochormic pigments, theromchromicfibres and/or pressure-sensitive pigments. The invention further refers to a laminate formed from two or more web material layers joined together by a bonding pattern having colour-changing.