复合微波介质陶瓷材料及其制备方法

本发明属于微波介质陶瓷材料领域，尤其是一种复合微波介质陶瓷材料及其制备方法。本发明为解决目前微波介质陶瓷材料品质因数较差，稳定性不高，烧结温度高的问题，提供了一种复合微波介质陶瓷材料及其制备方法。所述复合微波介质陶瓷材料的主要成分包含摩尔比为0.01～0.4:1的钛酸盐和硅酸盐，以及占总质量3～12％的添加剂。制备方法主要是将分散剂与钛酸盐和硅酸盐分别混合后，采用球磨工艺后研磨，再加入和添加剂，烧制成复合微波介质陶瓷材料。本方法通过调整复合介电陶瓷材料中钛酸盐的占比，实现了介电性能灵活可调的目的。所得微波介质陶瓷材料，微波介电损耗较低，在10GHz频率下，Q×F值可稳定达到60000以上。 T...

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Bibliographic Details
Format Patent
LanguageChinese
Published 25.07.2023
Subjects
ARTIFICIAL STONE
CEMENTS
CERAMICS
CHEMISTRY
COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS
CONCRETE
LIME, MAGNESIA
METALLURGY
REFRACTORIES
SLAG
TREATMENT OF NATURAL STONE
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Summary:本发明属于微波介质陶瓷材料领域，尤其是一种复合微波介质陶瓷材料及其制备方法。本发明为解决目前微波介质陶瓷材料品质因数较差，稳定性不高，烧结温度高的问题，提供了一种复合微波介质陶瓷材料及其制备方法。所述复合微波介质陶瓷材料的主要成分包含摩尔比为0.01～0.4:1的钛酸盐和硅酸盐，以及占总质量3～12％的添加剂。制备方法主要是将分散剂与钛酸盐和硅酸盐分别混合后，采用球磨工艺后研磨，再加入和添加剂，烧制成复合微波介质陶瓷材料。本方法通过调整复合介电陶瓷材料中钛酸盐的占比，实现了介电性能灵活可调的目的。所得微波介质陶瓷材料，微波介电损耗较低，在10GHz频率下，Q×F值可稳定达到60000以上。 The invention belongs to the field of microwave dielectric ceramic materials, and particularly relates to a composite microwave dielectric ceramic material and a preparation method thereof. The invention provides the composite microwave dielectric ceramic material and the preparation method thereof in order to solve the problems of poor quality factor, low stability and high sintering temperature of existing microwave dielectric ceramic materials. The main components of the composite microwave dielectric ceramic material comprise titanate and silicate in a molar ratio of (0.01-0.4): 1, and an additive accounting for 3-12% of the total mass of the material. The preparation method mainly comprises the following steps:
Bibliography:Application Number: CN202110742895