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US 8,476,483 B2Granted
Antibacterial sheet and absorbent article
AssigneeUnicharm Corporation
InventorsWataru Yoshimasa, Satoru Sakaguchi, Takayuki Hisanaka
Life of this patent
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Abstract
Disclosed is an antibacterial sheet including an antibacterial composition and a sheet-like base member with the antibacterial composition attached thereto. In the antibacterial sheet, a composition including an antibacterial agent and a water-soluble thermoplastic polymer which is solid at a normal temperature and which dissolves in a body fluid is used as the antibacterial composition.
Claims8
An antibacterial sheet comprising:
- an antibacterial;
- and
- a sheet-like base member to which the antibacterial composition is attached, wherein
- the antibacterial composition includes:
- a water-soluble thermoplastic polymer which is solid at a normal temperature and which dissolves in a body fluid;
- and
- an antibacterial agent,
- wherein the water-soluble thermoplastic polymer comprises a first derivative of a polyethylene glycol having a molecular weight of from 100-2000 and a second derivative of a polyethylene glycol having a molecular weight of 2000 to 5000, and a ratio of the first polyethylene to the second polyethylene is 1:9 to 7:3.
5 more elements
Dependencies are inferred from the claim text.