Claims
- 1. A process for manufacturing an article, the article in the form of a pad comprising a pliable substrate and an astringent agent or source thereof, the process comprising:
mixing the astringent agent or a source thereof with an adhesive; and applying the resulting mixture onto the substrate and allowing the mixture to dry.
- 2. The process as set forth in claim 1 wherein the resulting mixture is sprayed on the substrate.
- 3. The process as set forth in claim 1 wherein the resulting mixture is applied to the substrate by knifing.
- 4. The process as set forth in claim 1 wherein the resulting mixture is applied to the substrate by roller coating.
- 5. The process as set forth in claim 1 wherein the adhesive is selected from the group consisting of polyvinyl pyrrolidone, and polyvinyl alcohol.
- 6. The process as set forth in claim 1 wherein the substrate is of layered construction and comprises a liner and an absorbent core layer.
- 7. The process as set forth in claim 6 wherein the mixture of the astringent agent or source thereof and adhesive is sprayed onto the liner.
- 8. The process as set forth in claim 6 wherein the mixture of the astringent agent or source thereof and adhesive is sprayed onto the absorbent core layer.
- 9. The process as set forth in claim 1 wherein the astringent agent is encapsulated in a shell material that when wetted with urine allows a release of the astringent material.
- 10. The process as set forth in claim 9 wherein the shell material comprises a material selected from the group consisting of ethyl cellulose, starches, sugars, dextrins and cyclodextrins.
- 11. The process as set forth in claim 1 wherein the astringent agent is incorporated in a hydrophilic microsponge material.
- 12. The process as set forth in claim 1 wherein mixture is comprised of from about 5% to about 50% by weight of astringent agent.
- 13. The process as set forth in claim 1 wherein the mixture is comprised of from about 10% to about 40% by weight of astringent agent.
- 14. The process as set forth in claim 1 wherein the mixture is sprayed onto the substrate in rows spaced from about 0.1 inches to about 3 inches apart.
- 15. The process as set forth in claim 1 wherein the mixture is sprayed onto the substrate in rows spaced about 0.25 inches apart.
- 16. The process as set forth in claim 1 wherein the mixture is a first mixture and a second mixture comprising an adhesive is sprayed on top of the first mixture.
- 17. The process as set forth in claim 1 wherein the astringent agent or source thereof is selected from the group consisting of acacia concinna extract, aluminum citrate, aluminum lactate, apple (pyrus malus) extract, astragalus sinicus extract, astrocaryum murumuru extract, astrocaryum tucuma extract, azadirachta indica extract, azelamide MEA, bearberry (arctostaphylos uva-ursi) extract, birch (betula alba) leaf extract, catalpa kaempfera extract, celastrus paniculata extract, chinese hibiscus (hibiscus rosa-sinensis) extract, coccinea indica extract, coffee (coffea arabica) bean extract, elder (sambucus nigra) oil, euterpe precatoria extract, evening primrose (oenothera biennis) extract, eyebright (euphrasia officinalis) extract, gentian (gentiana lutea) extract, geranium maculatum extract, grape (vitis vinifera) leaf extract, henna (lawsonia inermis) extract, hierochloe odorata extract, honeysuckle (lonicera caprifolium) extract, hops (humulus lupulus) extract, horsetail (equisetum arvense) extract, ivy (hedera helix) extract, jujube (zizyphus jujuba) extract, juniperus communis extract, kadsura heteliloca extract, kola (cola acuminata) extract, lady's mantle (alchemilla vulgaris) extract, lemon bioflavonoids extract, lemon (citrus medica limonum) extract, lemon (citrus medica limonum) peel extract, lysimachia foenum-graecum extract, magnolia spp. extract, mauritia flexosa extract, maximilliana regia extract, melaleuca uncinata extract, melaleuca wilsonii extract, melia australasica extract, mentha spp, neem (melia azadirachta) seed oil, nettle (urtica dioica) extract, oak (quercus) bark extract, palmetto extract, passionflower (passiflora) fruit extract, phyllanthus emblica extract (or emblica officinalis), plantain (plantago major) extract, polygonum multiflorum extract, pterocarpus marsupianus extract, raspberry (rubus) extract, selinum spp. extract, shorea robusta extract, St. John's wort (hypericum perforatum) extract, tannic acid, tea (camellia sinensis) extract, vetiveria zizanoides extract, walnut (juglans regia) leaf extract, walnut (juglans regia) oil, wheat (triticum vulgare) protein, white nettle (lamium album) extract, witch hazel (hamamelis virginiana) extract, xanthozylum bungeanum extract, zinc lactate, zinc oxide, calcium chloride, aluminum lactate, ammonium alum, potassium alum, sodium alum and combinations thereof.
- 18. The process as set forth in claim 1 wherein the astringent agent or source thereof is selected from the group consisting of calcium chloride, aluminum lactate, ammonium alum, potassium alum, sodium alum and combinations thereof.
CROSS REFERENCE TO RELATED APPLICATION
[0001] This patent application is a divisional patent application of U.S. patent application Ser. No. 09/696,737 filed on Oct. 25, 2000, and allowed on May 2, 2003, which is incorporated in its entirety.
Divisions (1)
|
Number |
Date |
Country |
Parent |
09696737 |
Oct 2000 |
US |
Child |
10456330 |
Jun 2003 |
US |