Crack-resistant polycarbonate urethane polymer prostheses and the like
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United States of America Patent
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Jul 20, 1993
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app pub date -
Jul 23, 1992
filing date -
Jun 15, 1990
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Abstract
An especially crack-resistant yet elastomeric and pliable polyurethane is provided as a polymer which is especially suitable for medical prosthesis, implants, roofing insulators and the like. The polymer is a polycarbonate urethane polymer which is substantially completely devoid of ether linkages.
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