Freeze-dried pad

Details Freeze-dried pad Freeze-dried pad

1993-03-22

1995-08-15

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Wearing apparel, fabric, or cloth

424 7806, 424443, 424445, 424446, 424447, A61L 1500

Patent

active

054417414

ABSTRACT:
There is disclosed: an absorbent, non-adherent, freeze-dried, fibre-free pad comprising from 2 to 6 parts by weight of a water-soluble biocompatible polymer and from 2 to 15 parts by weight of a liquid humectant, provided that the weight ratio of humectant to polymer is from 0.75:1 to 2.5:1 and; a method for producing the pad.

REFERENCES:
patent: 4292972 (1981-10-01), Pawelchak et al.
patent: 4965203 (1990-10-01), Silbering et al.
patent: 5206026 (1993-04-01), Sharik
patent: 5206028 (1993-04-01), Li
Abstract for enzyme-containing spongy material comprising polymer which is water soluble or converts to viscous gel on contact with water.

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