Shape memory fibrous sheet and method of imparting shape memory

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

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Details

4273899, 427392, 428240, 428264, 428265, 428402, 4284231, B32B 516

Patent

active

050987763

ABSTRACT:
A fibrous sheet having the shape memory property which comprises a sheet made of natural fiber and/or synthetic fiber and a layer formed by applying a powder of shape memory polymer; and a method of imparting the shape memory property which comprises applying a powder of shape memory polymer to a desired part of a product of a sheet made of natural fiber and/or synthetic fiber by the aid of a resin adhesive.

REFERENCES:
patent: 3218185 (1965-11-01), Letteron
patent: 3684639 (1972-08-01), Heberle et al.
patent: 4182649 (1980-01-01), Isgur et al.
patent: 4551381 (1985-11-01), Inoue

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