Highly water absorbent fibrous web and a process for producing the same
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United States of America Patent
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Sep 12, 1995
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N/A
app pub date -
Jun 3, 1993
filing date -
Jun 3, 1993
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Abstract
A fibrous web such as paper and non-woven fabrics, which contains: at least one kind of materials selected from salts having hygroscopicity, and polyhydric alcohols and sugars having hygroscopicity; at least one kind of materials mentioned above and adhesive paste having water retention; or materials of either of the above two choices and oil materials, in a 1.0 to 300 wt % based on the fibrous web weight. Such chemical materials are preferably selected from food, food additives and materials listed in the Japanese Standards of Cosmetic Ingredients and the Pharmacopoeia of Japan, to ensure safety in use of the web. The fibrous web are prepared by impregnating such materials in fibrous web which is wet in web-making process by spraying, etc., or fibrous web obtained after web-making process. The chemical materials make increase the moisture content of the web by absorbing and retaining moisture in air, and enhance the softness and feel to skin of the fibrous web. Therefore, there can be provided a fibrous web which is unsusceptible to humidity change of air, and which lints less web waste, by enhancing the adhesiveness between fibers.
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