Method for producing active agent-containing laminated paper

Details Method for producing active agent-containing laminated paper Method for producing active agent-containing laminated paper

D - Textiles, Paper

21

H

117/99, 167/3.2

D21H 19/20 (2006.01) A61L 9/04 (2006.01) B32B 27/10 (2006.01) D21H 21/36 (2006.01)

Patent

CA 1260338

ABSTRACT OF THE DISCLOSURE A method for producing active agent-containing laminated paper in which an active agent is effectually impregnated into a thermoplastic polymer layer without causing undesirable releasing and deterioration of the agent by the heat in processing. The method comprises the steps of: preparing laminated paper composed of a paper layer and a thermoplastic polymer layer; applying an active agent to the paper layer; and winding or overlaying them for a predetermined period of time; thereby causing the active agent to permeate into the thermoplastic polymer layer.

526264

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