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Soft multi-ply tissue paper having a surface deposited strengthening agent

  • US 5,851,352 A
  • Filed: 05/12/1997
  • Issued: 12/22/1998
  • Est. Priority Date: 05/12/1997
  • Status: Expired due to Term
First Claim
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1. A strong and soft multi-ply tissue paper product, said multi-ply tissue paper product comprising at least two plies in face to face relationship, wherein each of said plies has an interior surface oriented toward the interior of said multi-ply tissue paper product, wherein at least one of said interior surfaces of said plies has a surface deposited strengthening agent, said strengthening agent being deposited on said surface in a first relatively diffiuse pattern essentially covering the entirety of said surface and in a second relatively uniform sparse pattern which is deposited on said surface at a frequency of between about 0.2 and about 2 deposits per inch, said second deposits having a diameter of at least 1000 microns wherein said strengthening agent comprises from about 0.5 to about 10% of said tissue paper product by weight based on the dry weight of said strengthening agent compared to the dry weight of said multiply tissue product.

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