Expandable structural adhesive film for dissimilar metal bonding

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12227680
APP PUB NO 20220396716A1
SERIAL NO

17762811

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An expandable structural adhesive film for bonding metal parts. The adhesive film comprises at least one first epoxy compound; at least one epoxy curing agent; at least one blowing agent; at least one film-forming agent; and at least one impact modifier. The structural adhesive film exhibits an elongation at break of at least 300% according to tensile test DIN EN ISO 527 and a free expansion rate according to EN 2667-3 of at least 45%.

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Patent Owner(s)

  • 3M INNOVATIVE PROPERTIES COMPANY

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cura, Elisabeth Duesseldorf, DE 19 50
Koch, Bernhard H Neuss, DE 4 5

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