Indirect printing of AGM
AssigneeThe Procter & Gamble Company
InventorsHorst Blessing, Hans Adolf Jackels, Siegfried Link, Volker Maier, Thomas Ludwig Woschnik, Martin Geoffrey Scaife
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Abstract
The present invention relates to a method of applying absorbent gelling material (AGM) granules by indirect printing onto an carrier layer for use in an absorbent article, particularly diaper for babies or adults, training pants, pull-up diapers (diaper pants), sanitary napkins, panty liners or the like. These articles typically comprise the carrier layer with the AGM particles together with further layers, making up the complete article.
Claims9
A method for indirectly applying absorbent gelling material granules onto a carrier layer, said method comprising:
- providing a fluidized bed comprising said absorbent gelling material granules in a floating state;
- rotating a print roll having a plurality of recesses through the fluidized bed, such that said absorbent gelling material granules are taken up by the recesses;
- providing an airborne particle cycling system to transport particles from a region upstream of a meeting position of said print roll and said carrier layer along conducts to a return conduct end facing said fluidized bed;
- applying a glue onto said carrier layer upstream of said meeting position of said print roll and said carrier layer;
- and
- after applying said glue, depositing said absorbent gelling material granules on said carrier layer at said meeting position of said print roll and said carrier layer without contact of said print roll and said carrier layer.
Dependencies are inferred from the claim text.