发明名称 |
materiais com multiplos componentes de uma composição que muda de cor |
摘要 |
The present invention relates to a multiple-component material including a substrate and a film layer on the substrate. The film layer includes a color-changing composition to indicate a change in condition, such as a change in pH. The color-changing composition includes a water-insoluble, film-forming polymer, a pH adjuster and a water-insoluble particle. The water-insoluble particle has a charged colorant immobilized on it. |
申请公布号 |
BRPI1010190(A2) |
申请公布日期 |
2016.03.29 |
申请号 |
BR2010PI10190 |
申请日期 |
2010.07.02 |
申请人 |
KIMBERLY - CLARK WORLDWIDE, INC. |
发明人 |
THOMAS M. ALES III;XUEDONG SONG |
分类号 |
A61F13/42;A61F13/511;A61L15/48;A61L15/56;C09B69/00;G01N33/493 |
主分类号 |
A61F13/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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