Abstract: The present invention relates to an absorbable biomedical composite material and a preparation method therefor, wherein the absorbable biomedical composite material comprises: a substrate particle containing a calcium phosphate compound; an intermediate layer which is coated on the surfaces of the substrate particle and has a first glass transition temperature, the first glass transition temperature being not higher than a normal body temperature; and a polymer matrix which is formed on the outer surface of the intermediate layer and has a second glass transition temperature, the second glass transition being higher than the first glass transition temperature. The present invention can provide an absorbable biomedical composite material which not only increases the mechanical strength but also improves the toughness.

Abstract: The present invention relates to an absorbable biomedical composite material and a preparation method therefor, wherein the absorbable biomedical composite material comprises: a substrate particle containing a calcium phosphate compound; an intermediate layer which is coated on the surfaces of the substrate particle and has a first glass transition temperature, the first glass transition temperature being not higher than a normal body temperature; and a polymer matrix which is formed on the outer surface of the intermediate layer and has a second glass transition temperature, the second glass transition being higher than the first glass transition temperature. The present invention can provide an absorbable biomedical composite material which not only increases the mechanical strength but also improves the toughness.

Abstract: The disclosure provides a mouldable artificial bone composite material and a preparation method thereof. The mouldable artificial bone composite material is characterized in a composition composed of a degradable polymer material and inorganic particles distributed in the polymer material. The average molecular weight of the polymer material is 1,000 Da to 20,000 Da. The inorganic particles are composed of calcium-phosphorus compounds. The artificial bone composite material has a shape of a mouldable plasticine. The disclosure provides an artificial bone composite material that can be freely shaped and injected, and the disclosure further provides a preparation method of the artificial bone composite material.

Abstract: The present invention relates to an absorbable biomedical composite material and a preparation method therefor, wherein the absorbable biomedical composite material comprises: a substrate particle containing a calcium phosphate compound; an intermediate layer which is coated on the surfaces of the substrate particle and has a first glass transition temperature, the first glass transition temperature being not higher than a normal body temperature; and a polymer matrix which is formed on the outer surface of the intermediate layer and has a second glass transition temperature, the second glass transition being higher than the first glass transition temperature. The present invention can provide an absorbable biomedical composite material which not only increases the mechanical strength but also improves the toughness.

Abstract: The present invention relates to an absorbable biomedical composite material and a preparation method therefor, wherein the absorbable biomedical composite material comprises: a substrate particle containing a calcium phosphate compound; an intermediate layer which is coated on the surfaces of the substrate particle and has a first glass transition temperature, the first glass transition temperature being not higher than a normal body temperature; and a polymer matrix which is formed on the outer surface of the intermediate layer and has a second glass transition temperature, the second glass transition being higher than the first glass transition temperature. The present invention can provide an absorbable biomedical composite material which not only increases the mechanical strength but also improves the toughness.

Abstract: Provided are an absorbable biomedical composite material and a preparation method therefor. The absorbable biomedical composite material comprises: substrate granules containing a calcium-phosphorus compound; an intermediate layer which is coated on the surface of each of the substrate granules and has a first glass transition temperature, the first glass transition temperature being not higher than normal human body temperature; and a polymer matrix which is formed on the outer surface of the intermediate layer and has a second glass transition temperature, the second glass transition being higher than the first glass transition temperature. The absorbable biomedical composite material has increased mechanical strength and also improved toughness.