Invention Grant
US08357767B2 High modulus polyurethane and polyurethane/urea compositions 有权
高模量聚氨酯和聚氨酯/尿素组合物

High modulus polyurethane and polyurethane/urea compositions
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 orthopedic implant, a drug delivery coating or in tissue engineering.
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