| US 7,597,780 B2 | ||
| Tissue products containing softness | ||
| Philip Buder, 7073 Rosehurst Drive, Mississauga, Ontario L5N 6Y8 (Canada); Vincent Landry, 146 Wood, Rosemere, Quebec J7A 3R2 (Canada); Charles William Alexander Stewart, 7785 Government Road, 0, B.C. V5A 2C7 (Canada); Jose Enrique Castell Perez, Carretera nacional Guacara, San Joaquim, Guacaro, Edo, Carabobo (Venezuela); Richard Hector Gendron, 73 De Brignoles, Gatineau, Quebec J8T 8E3 (Canada); and Marc Joseph Gilles Desaulniers, 73, rue Gravel, Repentigny, Quebec J5Y 1M7 (Canada) | ||
| Appl. No. 10/297,053 PCT Filed Apr. 08, 2002, PCT No. PCT/CA02/00475 § 371(c)(1), (2), (4) Date May 21, 2003, PCT Pub. No. WO02/081819, PCT Pub. Date Oct. 17, 2002. |
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| Claims priority of provisional application 60/282143, filed on Apr. 09, 2001. | ||
| Prior Publication US 2003/0188841 A1, Oct. 09, 2003 | ||
| This patent is subject to a terminal disclaimer. | ||
| Int. Cl. D21H 17/33 (2006.01); D21H 21/14 (2006.01); D21H 23/00 (2006.01) | ||
| U.S. Cl. 162—164.4 [162/123; 162/158; 162/173; 162/179; 162/184; 106/287.11; 106/287.14] | 11 Claims |
| 1. A tissue paper product comprising a web of non-woven wood pulp fibers to which is applied an essentially anhydrous composition
comprising approximately by weight
less than 1% of aloe;
less than 1% of vitamin E;
of a hydrophilic softener composition comprising greater than 60% aminofunctional siloxane, 10-30% fatty alcohols, 3-7% siloxane
polyether, 0.5-1.5% polyethylene-polypropylene glycol allyl methyl ether, 0.5-1.5% octamethylcyclotetrasiloxane and 0.5-1.5%
decamethylcyclopentasiloxane; remainder mineral oil;
wherein said paper is imparted with an increase in softness without loss of wet tensile strength as compared with said paper
without said application.
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