Title:
STRUCTURE HAVING CONTROLLED WATER RESISTANCE
Document Type and Number:
WIPO Patent Application WO/1993/010308
Kind Code:
A1
Abstract:
A structure of controlled water resistance comprises a core of material having mechanical strength when dry but not when water-wet and a coating comprising biodegradable water resistant polymer. The polymer is preferably applied to the core by electrostatic coating of dry fine particles as laid down in microorganism cells or as clusters of such particles. The structure is useful in the form of disposable biodisintegrable articles.
Inventors:
BRUNGER PETER MAURICE (GB)
KEMMISH DAVID JOHN (GB)
KEMMISH DAVID JOHN (GB)
Application Number:
PCT/GB1992/002078
Publication Date:
May 27, 1993
Filing Date:
November 11, 1992
Export Citation:
Assignee:
ICI PLC (GB)
International Classes:
A61L15/62; C08L101/16; D21H19/16; D06M15/00; D21H19/28; D21H21/16; D21H23/66; (IPC1-7): B05D1/06; D21H19/28; D21H23/66
Domestic Patent References:
| WO1992001733A1 | 1992-02-06 | |||
| WO1991013207A1 | 1991-09-05 |
Foreign References:
| US3657044A | 1972-04-18 |
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