The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 22, 2022
Filed:
Nov. 26, 2019
Luoyang Institute of Cutting-edge Technology, Henan, CN;
Luoyang Institute of Cutting-edge Technology Ltd, Henan, CN;
Ruopeng Liu, Shenzhen, CN;
Zhiya Zhao, Shenzhen, CN;
Miao Yin, Shenzhen, CN;
Lu Zhang, Shenzhen, CN;
Yan Hou, Shenzhen, CN;
Yunxiang Zhang, Shenzhen, CN;
Zhonghao Qiu, Shenzhen, CN;
Xue Li, Shenzhen, CN;
LUOYANG INSTITUTE OF CUTTING-EDGE TECHNOLOGY, Henan, CN;
LUOYANG CUTTING EDGE EQUIPMENT TECHNOLOGY LTD, Henan, CN;
Abstract
The present disclosure provides an epoxy resin wave-absorbing composite material and a preparation method thereof. The method includes: heating an epoxy resin to 50° C.˜70° C., and adding carbon black, to obtain a mixture of the epoxy resin and the carbon black; heating the mixture of the epoxy resin and the carbon black to 100° C.˜120° C., adding a curing agent, and stirring and dissolving them to obtain a mixture of the epoxy resin, the carbon black, and the curing agent; and adding surface-treated hollow glass microbeads into the mixture of the epoxy resin, the carbon black, and the curing agent, and curing them to obtain the epoxy resin wave-absorbing composite material.