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Gradient heterostructure metal-ceramic composite material and preparation method thereof
The invention relates to the technical field of ceramic composite materials, and discloses a gradient heterostructure metal-ceramic composite material and a preparation method thereof.The gradient heterostructure metal-ceramic composite material is composed of a shell, a core part and a transition area; the shell has a gradient net-shaped structure, the volume fraction of ceramic is 90-30vol% and is gradually reduced from outside to inside, and the thickness of a ceramic layer is gradually transited from 150-100mu m to 50-20mu m; the core part has a uniform layered structure, the ceramic volume fraction is 10-30 vol%, and the ceramic layer thickness is 10-40 [mu] m; the composite material has the advantages that the shell is high in strength and hardness and resistant to abrasion, the core is good in plasticity and toughness, the transition area is firm in combination, and the composite material has obdurability and the like, and multiple performance advantages are integrated in a single material; the preparation technology has the advantages of being high in component and structure designability, flexible, controllable, high in universality and the like.
本发明涉及陶瓷复合材料技术领域，公开了一种梯度异质结构金属‑陶瓷复合材料及其制备方法，所述复合材料由外壳、芯部和过渡区组成；外壳具有梯度网状结构，陶瓷体积分数为90～30vol％且从外向内梯度减少，陶瓷层厚由150～100μm逐渐过渡到50～20μm；芯部具有均匀层状结构，陶瓷体积分数为10～30vol％，陶瓷层厚为10～40μm；过渡区具有外壳和芯部的混杂成分，本发明制备的复合材料，具有外壳强度、硬度高，耐磨损，芯部塑韧性好，过渡区结合牢固，兼具强韧性等优点，在单一材料中集合了多种性能优势；本发明所述的制备工艺，具有成分和结构设计性强、灵活可控、普适性强等优点。
Gradient heterostructure metal-ceramic composite material and preparation method thereof
The invention relates to the technical field of ceramic composite materials, and discloses a gradient heterostructure metal-ceramic composite material and a preparation method thereof.The gradient heterostructure metal-ceramic composite material is composed of a shell, a core part and a transition area; the shell has a gradient net-shaped structure, the volume fraction of ceramic is 90-30vol% and is gradually reduced from outside to inside, and the thickness of a ceramic layer is gradually transited from 150-100mu m to 50-20mu m; the core part has a uniform layered structure, the ceramic volume fraction is 10-30 vol%, and the ceramic layer thickness is 10-40 [mu] m; the composite material has the advantages that the shell is high in strength and hardness and resistant to abrasion, the core is good in plasticity and toughness, the transition area is firm in combination, and the composite material has obdurability and the like, and multiple performance advantages are integrated in a single material; the preparation technology has the advantages of being high in component and structure designability, flexible, controllable, high in universality and the like.
本发明涉及陶瓷复合材料技术领域，公开了一种梯度异质结构金属‑陶瓷复合材料及其制备方法，所述复合材料由外壳、芯部和过渡区组成；外壳具有梯度网状结构，陶瓷体积分数为90～30vol％且从外向内梯度减少，陶瓷层厚由150～100μm逐渐过渡到50～20μm；芯部具有均匀层状结构，陶瓷体积分数为10～30vol％，陶瓷层厚为10～40μm；过渡区具有外壳和芯部的混杂成分，本发明制备的复合材料，具有外壳强度、硬度高，耐磨损，芯部塑韧性好，过渡区结合牢固，兼具强韧性等优点，在单一材料中集合了多种性能优势；本发明所述的制备工艺，具有成分和结构设计性强、灵活可控、普适性强等优点。
Gradient heterostructure metal-ceramic composite material and preparation method thereof
一种梯度异质结构金属-陶瓷复合材料及其制备方法
SHEN PING (author) / ZHANG WENHU (author) / GUO RUIFEN (author)
2023-11-17
Patent
Electronic Resource
Chinese
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