Liquid-activated formulation with solvent-based binding matrix
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C09D-011/02
A61L-015/56
C08K-013/02
C09D-011/50
C09D-011/30
A61F-013/42
출원번호
US-0037406
(2013-09-26)
등록번호
US-9320824
(2016-04-26)
발명자
/ 주소
Klofta, Thomas James
Joseph, Laveeta
Kanakkanatt, Sebastian V.
Kanakkanatt, Santosh B.
Cheeseman, Jr., William Winfield
출원인 / 주소
The Procter & Gamble Company
대리인 / 주소
Carter, Kathleen Y.
인용정보
피인용 횟수 :
0인용 특허 :
81
초록
A liquid-activated formulation is provided, comprising a liquid-activated colorant, a hydrochromic ionic compound, an opacifier, and a solvent-based binding matrix.
대표청구항▼
1. A liquid activated formulation comprising: (A) a liquid-activated colorant; (B) a hydrochromic ionic compound; (C) from about 20% to about 45% by weight an opacifier; and (D) a solvent-based binding matrix. 2. The liquid-activated formulation of claim 1, wherein the solvent is an aqueous solvent.
1. A liquid activated formulation comprising: (A) a liquid-activated colorant; (B) a hydrochromic ionic compound; (C) from about 20% to about 45% by weight an opacifier; and (D) a solvent-based binding matrix. 2. The liquid-activated formulation of claim 1, wherein the solvent is an aqueous solvent. 3. The liquid-activated formulation of claim 1, wherein the solvent is water. 4. The liquid-activated formulation of claim 1, wherein the solvent is an alcohol-based solvent. 5. The liquid-activated formulation of claim 1, further comprising a permanent colorant. 6. An absorbent article comprising the liquid-activated formulation of claim 1, wherein said liquid-activated formulation is affixed to a structural component of the absorbent article. 7. An absorbent article comprising the liquid-activated formulation of claim 1, wherein the article comprises a backsheet, a topsheet, an absorbent core disposed between the backsheet and the topsheet, wherein the liquid-activated formulation is a single layer and disposed between the backsheet and the absorbent core. 8. An absorbent article comprising the liquid-activated formulation of claim 1, wherein the article comprises a backsheet, a topsheet, an absorbent core disposed between the backsheet and the topsheet, wherein the liquid-activated formulation is a single layer and disposed between the topsheet and the absorbent core. 9. The liquid-activated formulation of claim 1, wherein the solvent-based binding matrix hinders leaching of the colorant. 10. The liquid activated formulation as specified in claim 1 wherein the liquid activated colorant is selected from the group consisting of Malachite green, brilliant green, crystal violet, erythrosine B, methyl green, methyl violet 2D, picric acid, naphthol yellow S, quinaldine red, eosine Y, metanil yellow, m-cresol purple, thymol blue, xylenol blue, basis fuchsin, eosin B, 4-p-aminophenol(azo)benzenesulphonic acid-sodium salt, cresol red, martius yellow, phloxine B, methyl yellow, bromophenol blue, congo red, methyl orange, bromochlorophenol blue (water soluble or free acid form), ethyl orange, flourocene WS, bromocresol green, chrysoidine, methyl red sodium salt, alizarine red S—H2O, cochineal, chlorophenol red, bromocresol purple, 4-naphtha, alizarin, nitrazine yellow, bromothymol blue, brilliant yellow, neutral red, rosalic acid, phenol red, 3-nitro phenol, orange II, phenolphthalein, o-cresolphthalein, nile blue A, thymolphthalein, aniline blue WS, alizarine yellow GG, mordant orange, tropaolin O, orange G, acid fuchsin, thiazol yellow G, indigo carmine, FD&C Blue No. 1, FD&C Blue No. 2, FD&C Green No. 3, FD&C Red No. 40, FD&C Red No. 4, FD&C Yellow No. 5, FD&C Yellow No. 6, C.I. Food Blue 5, and C.I. Food Red 7, D&C Yellow No. 10, D&C Yellow No. 7, D&C Yellow No. 2, D&C Yellow No. 8, D&C Orange No. 4, D&C Red No. 22, D&C Red No. 28, D&C Red No. 33, D&C Green No. 8, D&C Green No. 5, D&C Brown No. 1 and any combination thereof. 11. The liquid activated formulation as specified in claim 1 wherein the hydrochromic ionic compound is selected from the group consisting of lithium hydrogen sulfate, lithium hydrogen carbonate, potassium hydrogen sulfate, potassium hydrogen carbonate, rubidium hydrogen sulfate, rubidium hydrogen carbonate, cesium hydrogen sulfate, cesium hydrogen carbonate, sodium hydrogen sulfate, sodium hydrogen carbonate, sodium carbonate, cesium hydroxide, lithium hydroxide, potassium hydroxide, calcium hydroxide, magnesium hydroxide, sodium thiosulfate penta hydrate, sodium hydroxide, rubidium hydroxide, cobalt chloride, cobalt nitrate, copper sulpate copper nitrate, iron (II) sulfate, iron (III) sulfate, iron (II)chloride, iron (III) chloride, sodium aluminum silicate, citric acid, monosodium dihydrogen citrate, disodium hydrogen citrate, trisodium citrate, gluconic acid, sodium gluconate, glycolic acid, sodium glycolate, malic acid, sodium malate, maleic acid, sodium maleate, acetic acid, phosphoric acid, trisodium phosphate, sodium dihydrogen phosphate, disodium hydrogen phosphate, monostearyl phosphate, monocetyl phosphate, monostearyl citrate, hydrochloric acid, nitric acid, sulfuric acid and combinations thereof. 12. The liquid activated formulation as specified in claim 1 wherein the opacifier is selected from the group consisting of titanium dioxide, calcium carbonate, calcium hydroxide, sodium silicate, potassium silicate, silica, starch, ethocell, methocell, barium carbonate, barium silicate, calcium silicate, aluminum silicate, aluminum hydroxide, aluminum oxide, sodium aluminum silicate, zirconium silicate, magnesium aluminum silicate, and styrene/acrylate copolymers. 13. The liquid activated formulation as specified in claim 1 wherein the a liquid activated colorant is present in the liquid activated formulation in an amount which is within the range of about 0.01 weight percent to about 20 weight percent, wherein the hydrochromic ionic compound is present in the liquid activated formulation in an amount which is within the range of about 0.05 weight percent to about 35 weight percent, and wherein the binding matrix is present in the liquid activated formulation in an amount which is within the range of about 5 weight percent to about 75 weight percent, based upon the total weight of the liquid activated formulation. 14. The liquid-activated formulation of claim 1, wherein the liquid-activated formulation has a color transition selected from the group consisting of a) colored to uncolored, b) uncolored to colored, c) colored to a different color, or d) a combination of a) and b) and c).
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