Electromagnetic wave interference preventive material and production thereof

A technology of anti-electromagnetic wave and manufacturing method, which is applied in the direction of electrical components, magnetic field/electric field shielding, etc., can solve the problems of poor reflection and absorption ability, poor combination, and small specific surface area of ​​materials, etc., and achieve light weight and processing Ease of use and the effect of increasing the specific surface area
CN1646000AInactive Publication Date: 2005-07-27横店集团东磁有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
横店集团东磁有限公司
Publication Date
2005-07-27
Estimated Expiration
Not applicable · inactive patent

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Abstract

The anti electromagnetic interference material is composed of several layers: the impedance matching layer is made of absorbing type sendust powder, manganese-zinc ferrite and resin; the absorbing layer is made of absorbing type sendust powder, nickel zinc ferrite and resin; the reflecting layer is made of reflection type sendust powder, iron powder and resin.
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Description

technical field

[0001] The invention relates to a magnetic material, in particular to an improvement of an anti-electromagnetic wave interference material component and an improvement of a manufacturing method thereof. Background technique

[0002] With the continuous development of human production activities and the continuous progress of industrial civilization, the electromagnetic radiation caused by various electronic equipment and information terminal communication systems has become more and more powerful, and has gradually become a global public hazard. The harm of this electromagnetic radiation to the human body has been widely confirmed by the medical profession. It also has a significant impact on the reliability and accuracy of various industrial equipment. How to effectively protect against electromagnetic radiation has become an important topic in the global scientific and technological community. At present, daily electrical appliances on the market, such as ...

Claims

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