Method for obtaining polyester laminates and said laminates
AssigneeThe Goodyear Tire & Rubber Company
InventorWilliam E. Jackson
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Abstract
This invention relates to a method for obtaining improved adhesion in the preparation of polyester laminates by treating the surface with an isocyanate containing ethylenic unsaturation and then applying a polyester adhesive containing a peroxide curing agent and to the said laminates.
Claims6
A method of forming a laminate of two specimens comprising treating the surface of a polyester specimen with an organic isocyanate containing ethylenic unsaturation, then applying a fluid adhesive comprising an organic peroxide curative and an unsaturated polyester to at least one of the specimens to be laminated, placing the treated polyester specimen in laminating relationship with the other specimen and curing the adhesive to bond the specimens together, said polyester specimen being the reaction product of a polycarboxylic acid or anhydride with a polyol.
Dependencies are inferred from the claim text.