HIGH MODULUS POLYURETHANE AND POLYURETHANE/UREA COMPOSITIONS
First Claim
1. A polyurethane or polyurethane/urea composition which has a tensile strength greater than 10 MPa, a modulus of elasticity greater than 400 MPa and an elongation at break greater than 30% at a temperature of between 0°
- C. and 60°
C. and at a relative humidity of between 0% and 100%.
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Accused Products
Abstract
The present invention provides a polyurethane or polyurethane/urea composition which has a tensile strength greater than 10 MPa, a modulus of elasticity greater than 400 MPa and an elongation at break greater than 30% at a temperature of between 0° C. and 60° C. and at a relative humidity of between 0% and 100%.
The invention further provides uses of the compositions of the invention in biomedical vascular stents, an orthopaedic implant, a drug delivery coating or in tissue engineering.
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Citations
15 Claims
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1. A polyurethane or polyurethane/urea composition which has a tensile strength greater than 10 MPa, a modulus of elasticity greater than 400 MPa and an elongation at break greater than 30% at a temperature of between 0°
- C. and 60°
C. and at a relative humidity of between 0% and 100%. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
- C. and 60°
Specification