Aerospace and Mechanical Engineering

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  • Inventor(s):
    Kaifeng Liu, Brian Thomas, Steven Charlebois
    Patent Number:
    US 8062739 B2
    Description:

    The present invention provides a hydrogel article having a multi-layered structure and exhibiting a gradient in polymer molecular weight. The invention also provides a method of forming a hydrogel article having a multi-layered structure and exhibiting a gradient in polymer molecular weight.

    Date Issued:
    2011-11-22
    Resource Type
    Patent