Color-changing materials and multiple component materials having a color-changing composition

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United States of America Patent

PATENT NO 8623290
APP PUB NO 20120328485A1
SERIAL NO

13602556

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention relates to a color-changing material and to a multiple-component material that includes a color-changing composition. The color-changing materials and color-changing compositions are capable of changing color in order to indicate a change in condition, such as a change in pH. The color-changing materials and color-changing compositions include a hydrogel-forming composition, a charged colorant and a pH adjuster. The hydrogel-forming composition includes at least one charged species.

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Patent Owner(s)

  • KIMBERLY-CLARK WORLDWIDE, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bageant, Maia Roswell, US 2 12
Martin, Stephanie M Woodstock, US 29 333
Song, Xuedong Alpharetta, US 114 2567
Yang, Kaiyuan Cumming, US 79 1630

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