IP Library Granted Patent US 8,480,643
Granted Patent B2
US 8,480,643 · App. 12/515,191 · Granted Jul 9, 2013

Film material with antimicrobial and/or odor-absorbing coating and sanitary article

Inventors: Fabrizio Lori (Cerese di Virgilio, IT); Sante Aurelio Della Zassa (Padua, IT)
Assignee: Pansac International S.R.L.
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Quick Facts
Patent No.
US 8,480,643
App. No.
12/515,191
Granted
Jul 9, 2013
Kind
B2
Abstract

A film material ( 1 ) is disclosed herein, particularly a polyolefin-based film material, coated on one side with a water resoluble resin-containing skin ( 2 ), and containing antimicrobial and/or odor-absorbing agents susceptible of being activated by organic liquids and blood liquids, such film material is particularly designed to form a disposable sanitary article ( 4 ) comprising a liquid-pervious topsheet ( 5 ), a liquid-impervious backsheet ( 6 ) and an absorbent layer ( 7 ) sandwiched between the topsheet ( 5 ) and the backsheet ( 6 ).

Claims (18)

1. A disposable personal care article, comprising:

a liquid-pervious topsheet;

a liquid-impervious backsheet;

an absorbent layer, sandwiched between said topsheet and said backsheet;

wherein said backsheet comprises a film material coated with a skin containing water resoluble resin, and water resoluble resin comprises at least one resin selected from a list consisting of:

alkyd resin;

polyurethane resins;

acrylic resins;

epoxy resins;

vinyl resins, and

a combination thereof;

wherein said skin contains antibacterial active ingredient and odor-absorbing active ingredient,

said antibacterial active ingredient comprising an agent selected from a list consisting of bioflavonoids, terpenes, terpenoids, calcium, sodium, potassium, barium borates, and a combination thereof;

said odor-absorbing agent comprising zeolites,

wherein the combination of said antimicrobial active ingredients and odor-absorbing active ingredient is susceptible of being activated by organic liquids,

and wherein said skin facing towards said topsheet and said absorbent layer;

wherein said skin contains polyethylene wax.

2. A disposable personal care article, according to claim 1 , wherein said skin has a basic weight in a range from 0.01 to 5 g/m2.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 27, 2011
From: NUOVA PANSAC S.P.A.
To: PANSAC INTERNATIONAL S.R.L.
Reel/Frame 025704/0317 →
CORRECTIVE ASSIGNMENT TO CORRECT THE NAME OF THE ASSIGNEE FROM NOUVA PANSAC S.P.A. TO NUOVA PANSAC S.P.A. PREVIOUSLY RECORDED ON REEL 022883 FRAME 0874. ASSIGNOR(S) HEREBY CONFIRMS THE AGENT PREVIOUS MISPELLING OF THE ASSIGNEE NAME AS NOUVA PANSAC S.P.A.. Recorded Jul 29, 2009
From: LORI, FABRIZIO; DELLA ZASSA, SANTE AURELIO
To: NUOVA PANSAC, S.P.A.
Reel/Frame 023024/0364 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 26, 2009
From: LORI, FABRIZIO; DELLA ZASSA, SANTE AURELIO
To: NOUVA PANSAC S.P.A.
Reel/Frame 022883/0874 →
Priority Claims (1)
IT MI2006A2253 · Nov 24, 2006 · national
Continuity (1)
Related Publication 20100080834A1 · Apr 1, 2010