Composite foil, particularly a toilet seat support, as well as p

Details Composite foil, particularly a toilet seat support, as well as p Composite foil, particularly a toilet seat support, as well as p

1980-12-30

1984-09-04

Bell, James J.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

4242, 15624411, 15624418, 156250, 156251, 156279, 428 65, 428 68, 428 90, 428137, 428337, 428339, A47K 1314

Patent

active

044697287

ABSTRACT:
A composite foil formed from at least two layers in which at least one normally water-insoluble sealing layer comprises a non-porous layer connected to at least one water soluble layer. The water-insoluble layer is soluble in a non-neutral medium and the water soluble layer is (a) water soluble or (b) water insoluble, but soluble in a non-neutral medium.

REFERENCES:
patent: 3625794 (1971-12-01), Arikawa et al.
patent: 3788934 (1974-01-01), Coppa
patent: 3859125 (1975-01-01), Miller et al.

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