Energy Absorbing Member
AssigneeKimberly-Clark Worldwide, Inc.
InventorsVasily A. Topolkaraev, Ryan J. McEneany, Neil T. Scholl, Peter S. Lortscher, Mark M. Mleziva
Life of this patent
Estimating the term…
Abstract
An energy absorbing member that contains a porous polymeric material is provided. The polymeric material is formed from a thermoplastic composition containing a continuous phase that includes a matrix polymer and within which a microinclusion additive and nanoinclusion additive are dispersed in the form of discrete domains. A porous network is defined in the material that includes a plurality of nanopores having an average cross-sectional dimension of about 800 nanometers or less.
Claims29
1-46. (canceled)
An energy absorbing member comprising a polymeric material, wherein the polymeric material is formed from a thermoplastic composition containing a continuous phase that includes a matrix polymer, and further wherein a microinclusion additive and nanoinclusion additive are dispersed within the continuous phase in the form of discrete domains, wherein a porous network is defined in the material that includes a plurality of nanopores having an average cross-sectional dimension of about 800 nanometers or less.
Dependencies are inferred from the claim text.