Essex Specialty Products Inc.

Robert P Kretow

William E Leuchten

John W Powers

A reinforcing sheet adaptable to the reinforcement of a panel formed of metal, plastic or sheet molding compound, which reinforcing sheet contains a perforated honeycomb member with a thermosetting adhesive layer on each side of the honeycomb member and a reinforcement backing adhered to one of the adhesive layers, the other adhesive layer being applied to the panel to be reinforced. The reinforcing sheet provides excellent flexural reinforcement and impact absorbing properties and is advantageously used to reinforce cold rolled steel, such as an automobile panel.

Honeycomb reinforcing sheet for the reinforcement of panels and method

A reinforcing sheet adaptable to the reinforcement of a panel formed of metal, plastic or sheet molding compound, which reinforcing sheet contains a moisture impermeable barrier embedded in a thermosetting adhesive layer and a reinforcement adhered to the surface of the adhesive layer opposite the surface to be applied to the panel to be reinforced. The reinforcing sheet with improved resistance to the adverse effects of moisture is advantageously used to reinforce cold rolled steel, such as an automobile panel.

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Howell, NJ, United States of America

Robert P Kretow