METHOD FOR DETERMINING AND/OR VISUALIZING AIRFLOW THROUGH ABSORBENT CORES AND ABSORBENT ARTICLES EXHIBITING ENHANCED AIRFLOW
A method for measuring airflow through a channel comprised in an absorbent article core, said method comprising the steps of: providing an absorbent core adapted to be sandwiched between a liquid permeable topsheet and a liquid impermeable backsheet of an absorbent article, wherein the absorbent cor...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A method for measuring airflow through a channel comprised in an absorbent article core, said method comprising the steps of: providing an absorbent core adapted to be sandwiched between a liquid permeable topsheet and a liquid impermeable backsheet of an absorbent article, wherein the absorbent core comprises at least one channel; providing a thermal imaging camera; loading the absorbent core with a warm liquid, wherein said warm liquid has a temperature of greater than 30° C.; simultaneously visually recording said absorbent core with said thermal imaging camera, and spraying said channel(s) with a cold fluid, wherein the cold fluid has a temperature of less than 10° C. |
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