Expandable compositions and methods of making and using the compositions
AssigneeHenkel Corporation
InventorsGary Raymond Duffin, Michael Allen Lupini, Donald W. Taylor, Peter Tkacz
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Abstract
A novel expandable composition and method for using the same are disclosed. The disclosed method relates to using the composition, for example, as an automotive cavity sealant. The inventive composition normally is a combination of at least one base polymer, at least one expansion or blowing agents, at least one hydrocarbon resin, at least one curing agent or catalyst and optionally at least one additives such as a supplemental polymer, colorant, tackifier, processing oil, among others.
Claims23
A composition comprising a maleic anhydride-modified copolymer of ethylene and vinyl acetate, at least one expansion agent, at least one hydrocarbon resin, and at least one sulfur containing curing agent, wherein said composition does not comprise a peroxide curing agent.
Dependencies are inferred from the claim text.