Cup with cross-linked polymer layer
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United States of America Patent
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May 1, 2018
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N/A
app pub date -
Jan 31, 2014
filing date -
Dec 21, 2009
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Abstract
This invention relates to a method of forming a polymer component and comprises blending polymer particles with antioxidant to form a mixture in which the antioxidant coats the polymer particles, irradiating the polymer particles to cross-link the polymer particles therein and forming the irradiated mixture into a consolidated component. The invention also relates to a method of forming an articular surface for a prosthesis and a prosthesis having a polymer articular bearing surface wherein at least one pre-determined portion of the bearing surface is provided with cross-linked polymer bonds.
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