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Patents

Absorbent articles comprising wetness indicators

By: Tim Wright

Editor-in-Chief, Contract Pharma

US Patent No.: 8,618,349 B2
Inventor(s): Thomas James Klofta, Cininnati, OH, US
Company: The Procter & Gamble Company, Cincinnati, OH, US.
Filed: 4/12/10
Issued: 12/31/13

An absorbent article comprising: a backsheet; a core comprising less than 1% by weight cellulosic fibers; a wetness indicator composition comprising a stabilizer, a colorant, and a matrix; and wherein a wetness indicator sample comprises phosphate, and, according to the Wetness Indicator Sample Test (Phosphate), has a phosphate content of 10% or less.

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