IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0758191
(2010-04-12)
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등록번호 |
US-8618349
(2013-12-31)
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발명자
/ 주소 |
|
출원인 / 주소 |
- The Procter & Gamble Company
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대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
5 인용 특허 :
5 |
초록
▼
An absorbent article of the present invention may comprise a backsheet and a wetness indicator composition. The wetness indicator composition may comprise a stabilizer, a colorant, and a matrix. And, a wetness indicator sample, according to the Wetness Indicator Sample Test (Phosphate), may have a p
An absorbent article of the present invention may comprise a backsheet and a wetness indicator composition. The wetness indicator composition may comprise a stabilizer, a colorant, and a matrix. And, a wetness indicator sample, according to the Wetness Indicator Sample Test (Phosphate), may have a phosphate content of 10% or less. Further, the wetness indicator sample, according to the Wetness Indicator Sample Test (Nitrogen), may have a nitrogen content of 3% or less.
대표청구항
▼
1. 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; andwherein a wetness indicator sample comprises phosphate, and, according to the Wetness Indicator Sample Test
1. 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; andwherein a wetness indicator sample comprises phosphate, and, according to the Wetness Indicator Sample Test (Phosphate), has a phosphate content of 10% or less. 2. The absorbent article of claim 1, wherein the wetness indicator composition comprises materials selected from the group consisting of cationic clay materials, quaternary ammonium compounds, ethoxylated quaternary ammonium compounds, quarternized silicone compounds, cationic guars, cationic exchange resins, anionic exchange resins, polyacrylic acid polymers, organic acids, and combinations thereof. 3. The absorbent article of claim 1, wherein the wetness indicator composition comprises an amine and/or a quaternary ammonium salt. 4. The absorbent article of claim 1, wherein the stabilizer is acidic. 5. The absorbent article of claim 4, wherein the acidic stabilizer is selected from the group consisting of stearic acid, palmitic acid, citric acid, salicylic acid, monostearyl citrate, monocetyl citrate, monostearyl phosphate, distearyl phosphate, monocetyl phosphate, dicetyl phosphate, monocetearyl phosphate, dicetearyl phosphate, ether carboxylic acid, N-acyl sarcosinic acid, N-acyl glutamic acid, N-acyl ethylenediaminetriacetic acid, alkane sulfonic acid, ethoxylated alkane sulfonic acid, alpha-olefin sulfonic acid, alpha-sulfonic acid phosphoric acid, alkane sulfate acids, ethoxylated alkane sulfate acids, and combinations thereof. 6. The absorbent article of claim 1, wherein the stabilizer is an alkyl phosphate free acid. 7. The absorbent article of claim 1, wherein the wetness indicator composition comprises straight chain alkyl moieties having a chain length from about C12 to about C300. 8. The absorbent article of claim 1, wherein the colorant is a pH indicator. 9. The absorbent article of claim 1, wherein the colorant is selected from the group consisting of bromocresol green, bromocresol purple, bromophenol blue, m-cresol purple, cresol red, chlorophenol red, bromothymol blue, bromopyrogallol red, bromoxylenol blue, acridine, acridine orange, oil soluble dyes, and combinations thereof. 10. The absorbent article of claim 1, wherein the matrix is acidic. 11. The absorbent article of claim 1, wherein the matrix comprises a binder having a rosin selected from the group consisting of rosins, rosin esters, pentaerythritol rosin ester, and polymerized rosins. 12. The absorbent article of claim 1, wherein the wetness indicator composition further comprises one or more selected from the group consisting of an HLB modifier, a surfactant, an anti-oxidant, and combinations thereof. 13. The absorbent article of claim 1, comprising a surfactant selected from the group consisting of nonionic surfactants, anionic surfactants, cationic surfactants, amphoteric surfactants, and combinations thereof. 14. The absorbent article of claim 1, comprising a structural adjunct selected from the group consisting of HLB modifiers, viscosity modifiers, hardening agents, and combinations thereof. 15. The absorbent article of claim 1, wherein the wetness indicator is affixed to the article in one or more patterns selected from the group consisting of stripes, dots, geometric shapes, irregular shapes, alphanumeric characters, anthropomorphic images, pictorial representation of animals, pictorial representation of inanimate objects, cartoon characters, logos, trademarks and combinations thereof. 16. The absorbent article of claim 1, further comprising a dusting layer, wherein the dusting layer is surfactant free. 17. 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; andwherein a wetness indicator sample comprises nitrogen, and, according to the Wetness Indicator Sample Test (Nitrogen), has a nitrogen content of 3% or less. 18. The absorbent article of claim 17, wherein the wetness indicator composition comprises an amine and/or a quaternary ammonium salt. 19. The absorbent article of claim 18, wherein the stabilizer is an alkyl phosphate free acid. 20. The absorbent article of claim 19, wherein the wetness indicator composition comprises straight chain alkyl moieties having a chain length from about C12 to about C300. 21. The absorbent article of claim 17, wherein the wetness indicator composition comprises straight chain alkyl moieties having a chain length from about C14 to about C100. 22. The absorbent article of claim 17, wherein the wetness indicator composition comprises straight chain alkyl moieties having a chain length from about C16 to about C50. 23. The absorbent article of claim 17, wherein the wetness indicator sample, according to the Wetness Indicator Sample Test (Nitrogen), has a nitrogen content of 0.3% or less. 24. The absorbent article of claim 21, wherein the wetness indicator sample, according to the Wetness Indicator Sample Test (Nitrogen), has a nitrogen content of 0.03% or less.
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