Composite gel-foam air freshener

Details Composite gel-foam air freshener Composite gel-foam air freshener

1990-03-01

1991-07-23

Page, Thurman

Drug, bio-affecting and body treating compositions

Deodorants

Deodorizing substance is evaporable sublimable or gas

424 763, 239 55, 25217411, 2523151, 514944, 514945, 521 53, 521 55, 523102, A61L 904

Patent

active

050342223

ABSTRACT:
A solid composite air freshening article is provided which comprises a granular foam phase dispersed throughout a gelled phase in an amount effective to provide a sustained release of an effective amount of volatile air freshening ingredients present in both the foam and gelled phases. The foam phase comprises granules of a hydrophilic, polyurethane foam incorporating a volatile air freshening ingredient, a surfactant, and a solid filler material, while the gelled phase comprises water, a gelling agent, an organic solvent, and the same or a different air freshening ingredient as the granular foam phase.

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