Water unstable foam compositions

Details Water unstable foam compositions Water unstable foam compositions

2005-09-13

2005-09-13

Seidleck, James J. (Department: 1711)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

C521S082000, C521S141000

Reexamination Certificate

active

06943200

ABSTRACT:
The present invention relates to foam components comprising polymeric material and an active ingredient, such as detergent ingredients, which are to be delivered to aqueous environment. Highly preferred active ingredients include enzymes. The foam component is stable upon contact with air but dissolves, disintegrates or disperses in water. The invention also relates to compositions containing the foam components and methods for making the foam components.

REFERENCES:
patent: 3695989 (1972-10-01), Albert
patent: 3887614 (1975-06-01), Susuki et al.
patent: 5458884 (1995-10-01), Britton et al.
patent: 5543439 (1996-08-01), McDermott et al.
patent: 5736586 (1998-04-01), Bastioli et al.
patent: 1019313 (1992-12-01), None
patent: 48001500 (1973-01-01), None
XP-00216642 Pat. Abstract 1973.

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