Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Reexamination Certificate
2007-07-24
2007-07-24
Zemel, Irina S. (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
C521S141000, C521S143000
Reexamination Certificate
active
10964451
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.
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Duffin Gary Raymond
Lupini Michael Allen
Taylor Donald W.
Tkacz Peter
Harper Stephen D.
Henkel Corporation
Zemel Irina S.
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