Method for manufacturing an absorbent article
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United States of America Patent
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Jan 25, 2011
Grant Date -
Aug 6, 2009
app pub date -
Dec 7, 2005
filing date -
Dec 7, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for manufacturing an absorbent hygiene article having a plurality of components that are joined together during the manufacturing process. Thermochromic fibres are incorporated in a component web, component or a selected area thereof, said thermochromic fibres being adapted to change colour between a contrasting colour to a less contrasting colour. A colour change of said thermochromic fibres is induced during one step of the manufacturing process and the presence of the thermochromic fibres being in their contrasting state is detected by a detection means. A measure in the process control is actuated in response to the detected presence of thermochromic fibres in their contrasting state.
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