04232674 is referenced by 125 patents and cites 20 patents.

A liquid absorbent device such as a diaper, sanitary towel or tampon includes one or more layers of a material with capillarity and carries an absorbent deposit in a predetermined pattern, for example parallel stripes, to leave uncovered areas for capillary flow of liquid from saturated to unsaturated areas of the layer. The absorbent deposit may be a highly absorbent starch based gel.

Title
Liquid absorption devices
Application Number
714466
Publication Number
4232674
Application Date
December 5, 1978
Publication Date
November 11, 1980
Inventor
Nigel J T Melican
Goldington
GB
Agent
Melvin H Kurtz
James J Farrell
Michael J Kelly
Assignee
Lever Brothers Company
NY, US
IPC
A61F 13/16
View Original Source