Chemically embossed sheet material

D - Textiles – Paper – 06 – N

Patent

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403/10, 18/640

D06N 7/00 (2006.01) C08J 7/02 (2006.01) C08J 9/10 (2006.01) D06N 3/06 (2006.01)

Patent

CA 1042619

ABSTRACT OF THE DISCLOSURE A process for the manufacture of n differentially expanded sheet material comprises applying an organic solvent to the surface of an expandable thermoplastic sheet containing a blowing agent and allowing the treated sheet to at least partially dry before a composition comprising an ink and a kicker for the blowing agent is applied to selected areas of the treated surface. The sheet is then headed so that differential expansion occurs.

230503

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