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US 7,682,478 B1Granted
Vacuum infusion laminate adhesive
AssigneeWestech Aerosol Corporation
InventorsJim Manlove, David Carnahan
Life of this patent
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Abstract
A vacuum infusion laminate adhesive that holds the laminate layers together as the catalyzed resin is sucked into a laminate structure. The adhesive includes properties that cross-link with polyester present in the laminate structure as it cures. Generally, the laminate layers include the assembly of polyester or vinyl ester resins that are reinforced with fiberglass.
Claims9
A vacuum infusion process, comprising:
- preparing a laminate structure, including:
- a core layer having a first surface and a second surface;
- a cross-linking adhesive coated on at least one of the surfaces;
- and
- a fiberglass layer in contact with said at least one surface containing the adhesive, wherein the adhesive includes a mix having reactive SBS block co-polymer, hydrocarbon tackifying resin, cyclohexane and acetone;
- dissolving the adhesive;
- catalyzing a resin and placing the resin along with the laminate structure within a vacuum bag,
- drawing a vacuum on the bag with a vacuum source;
- and
- infusing the laminate structure and forming a matrix comprising the adhesive, cross-linked and hardened along with said reactive SBS block co-polymer as an integrated structure.
7 more elements
Dependencies are inferred from the claim text.