Surface modification of polymer foams using plasma

Nash, Landon D.; Maitland, Duncan J.; Docherty, Nicole; Wilson, Thomas S.; Small, IV, Ward; Ortega, Jason; Singhal, Pooja

Title: Surface modification of polymer foams using plasma

Patent · Tue Oct 04 00:00:00 EDT 2022

OSTI ID:1986644

Nash, Landon D.; Maitland, Duncan J.; Docherty, Nicole; Wilson, Thomas S.; Small, IV, Ward; Ortega, Jason; Singhal, Pooja

An embodiment includes a system comprising: a monolithic shape memory polymer (SMP) foam having first and second states; wherein the SMP foam includes: (a) polyurethane, (b) an inner half portion having inner reticulated cells defined by inner struts, (c) an outer half portion, having outer reticulated cells defined by outer struts, surrounding the inner portion in a plane that provides a cross-section of the SMP foam, (d) hydroxyl groups chemically bound to outer surfaces of both the inner and outer struts. Other embodiments are discussed herein.

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Research Organization:: Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States); Texas A&M Univ., College Station, TX (United States)

Sponsoring Organization:: USDOE; National Institutes of Health (NIH)

DOE Contract Number:: AC52-07NA27344; R01EB000462

Assignee:: Lawrence Livermore National Security, LLC (Livermore, CA); The Texas A&M University System (College Station, TX)

Patent Number(s):: 11,459,439

Application Number:: 16/984,370

OSTI ID:: 1986644

Resource Relation:: Patent File Date: 08/04/2020

Country of Publication:: United States

Language:: English

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