Reduction of odors in absorbent articles

Details Reduction of odors in absorbent articles Reduction of odors in absorbent articles

2011-08-16

2011-08-16

Hand, Melanie J (Department: 3761)

Surgery

Means and methods for collecting body fluids or waste material

Absorbent pad for external or internal application and...

C604S360000, C604S367000, C427S180000, C427S421100

Reexamination Certificate

active

07999147

ABSTRACT:
Provided are absorbent articles for retaining a malodorous bodily fluid. The absorbent articles comprise an additive that is a quaternary ammonium salt that is water soluble at 37° C., comprises an alkyl C16-C21chain, and contains at least two oxygen atoms in the anionic portion of the salt. Also provided are methods of preparing absorbent articles, including disposable absorbent articles, containing the above additive.

REFERENCES:
patent: 4448916 (1984-05-01), Martenson
patent: 5733272 (1998-03-01), Brunner et al.
patent: 1034799 (2000-09-01), None
patent: 1034804 (2000-09-01), None
patent: 03039401 (2003-05-01), None
Supplementary European Search Report, dated Aug. 2, 2010.

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