Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1979-12-20
1981-04-21
Van Balen, William J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
128284, 128290R, 428286, 428300, 428311, 428321, 521905, 521 54, 521 55, B32B 518, B32B 702
Patent
active
042633630
ABSTRACT:
A water-in-oil emulsion at a ratio of 80/20 or less when incorporated into a water absorbing material (such as a polyurethane sponge) will aid in retaining water that may be subsequently added to the absorbing material. The effect is believed due to the increased viscosity of the emulsion when water is added. The effect is particularly useful for improving urine retention of diapers, such as disposable diapers or similar articles.
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Buck Charles E.
Roga Robert C.
Blumenkopf Norman
Colgate-Palmolive Company
Grill Murray M.
Sylvester Herbert S.
Van Balen William J.
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