Adhesive system for athletic lettering and the like

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

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Details

4289133, 428914, B32B 900

Patent

active

053126734

ABSTRACT:
A web (14) and associated method for applying lettering to a fabric substrate (12), having a substantially transparent carrier sheet (16) consisting essentially of a plastic film, or layer (18) of pigmented thermoplastic or thermoset material coated on and peelable from the carrier sheet, and an adhesive layer (20) for bonding the pigmented layer to a water repellant substrate such as nylon. In accordance with one aspect of the invention, the pigmented thermoplastic material is polyurethane and the adhesive system is a composite layer of a solvent-based urethane adhesive coating (26) on the pigmented layer and a water-based urethane adhesive coating (28) on the solvent-based adhesive coating. The water-based coating preferably includes cross-linking agents.

REFERENCES:
patent: 3987225 (1976-10-01), Reed et al.
patent: 4103053 (1978-07-01), Barehas
patent: 5008139 (1991-04-01), Ochi et al.
patent: 5112423 (1992-05-01), Liebe
"Pro Grip" Brochure, Stahls', Inc. Copyright 1988 (1 page).
The Chemistry of Polyurethane Coatings, Mobay Corp. (pp. 1, 3, 7, 9).

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