Molded slow-release air freshener

Details Molded slow-release air freshener Molded slow-release air freshener

1989-10-26

1991-05-28

Seidleck, James J.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

239 54, 239 55, 264126, 428 3692, 428143, 4283084, 428323, 428905, A61L 904

Patent

active

050194348

ABSTRACT:
A molded slow-release air freshener prepared by having a liquid perfume composition absorbed into a porous molded product which has been obtained by partially melt-bonding the particles of an ethylenevinyl acetate copolymer powder with each other to obtain said porous molded product having continuous gas-permeable pores and a bulk density in the range of 0.4 to 0.8 g/cm.sup.3, said molded slow-release air freshener having an increased apparent volume of at least 1.2 times as large as its apparent volume before the absorption of said liquid perfume composition.

REFERENCES:
patent: 4438010 (1984-03-01), Lindauer et al.
patent: 4445641 (1984-05-01), Baker et al.
patent: 4460530 (1984-07-01), Hanson et al.
patent: 4515909 (1985-05-01), Sawano et al.

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