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1. WO2020006045 - ABSORBENT ARTICLE WITH TOPSHEET TREATED TO REDUCE SURFACTANT MIGRATION

Publication Number WO/2020/006045
Publication Date 02.01.2020
International Application No. PCT/US2019/039188
International Filing Date 26.06.2019
IPC
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
F
FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
13
Bandages or dressings; Absorbent pads
15
Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
51
characterised by the outer layers of the pads
511
Topsheet, i.e. the permeable cover or layer facing the skin
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
L
METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES
15
Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
16
Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
A61F 13/511 (2006.01)
A61L 15/16 (2006.01)
CPC
A61F 13/51113
A61F 13/513
A61F 13/514
A61F 13/53
A61F 2013/15837
A61F 2013/51059
Applicants
  • THE PROCTER & GAMBLE COMPANY [US/US]; One Procter & Gamble Plaza Cincinnati, Ohio 45202, US
Inventors
  • AVILES, Misael, Omar; US
Agents
  • KREBS, Jay A.; US
Priority Data
62/689,90926.06.2018US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) ABSORBENT ARTICLE WITH TOPSHEET TREATED TO REDUCE SURFACTANT MIGRATION
(FR) ARTICLE ABSORBANT À FEUILLE SUPÉRIEURE TRAITÉE POUR RÉDUIRE LA MIGRATION DE TENSIOACTIF
Abstract
(EN)
An absorbent article having a liquid pervious topsheet wherein at least a portion of the topsheet has been treated to become hydrophobic; a backsheet joined to said topsheet; an absorbent core disposed between said topsheet and said backsheet, said absorbent core having an inner surface oriented toward the skin of the wearer when said absorbent article is being worn and an outer surface oriented toward the garment of the wearer when said absorbent article is being worn; and a surfactant applied to at least a portion of said outer surface of said topsheet wherein the topsheet has been treated hydrophobic and wherein the hydrophilic surfactant is added to the areas treated hydrophobic.
(FR)
L'invention concerne un article absorbant comprenant une feuille supérieure perméable aux liquides, au moins une partie de la feuille supérieure ayant été traitée pour devenir hydrophobe ; une feuille arrière jointe à ladite feuille supérieure ; un noyau absorbant disposé entre ladite feuille supérieure et ladite feuille arrière, ledit noyau absorbant ayant une surface interne orientée vers la peau du porteur lorsque ledit article absorbant est porté et une surface externe orientée vers le vêtement du porteur lorsque ledit article absorbant est porté ; et un tensioactif appliqué sur au moins une partie de ladite surface externe de ladite feuille supérieure, la feuille supérieure ayant été traitée pour devenir hydrophobe et le tensioactif hydrophile étant ajouté aux zones traitées pour devenir hydrophobes.
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