High-thermal-conductivity polypropylene composite material and preparation method thereof

By combining boron nitride fillers of different sizes and titanate coupling agents to form a thermal conductivity network, the problem of low thermal conductivity of polypropylene composite materials is solved, and the high thermal conductivity is improved is achieved. It is suitable for multiple fields. Industrial application.

CN119161668AActive Publication Date: 2024-12-20GUANGDONG ALDEX NEW MATERIAL CO LTD
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Patent Information

Application Number
CN202411483265.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-23
Publication Date
2024-12-20
Estimated Expiration
2044-10-23

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Abstract

The invention relates to a high-thermal-conductivity polypropylene composite material and a preparation method thereof. Belongs to the technical field of polymer materials. The high-thermal-conductivity polypropylene composite material is prepared from the following raw materials in parts by weight: 25 to 55 parts of polypropylene, 15 to 25 parts of boron nitride powder, 15 to 25 parts of modified boron nitride micron sheets, 15 to 25 parts of modified boron nitride nano sheets, 0.1 to 0.5 part of an antioxidant and 0.1 to 0.5 part of a lubricant, wherein the total weight part of the polypropylene, the boron nitride powder, the modified boron nitride micron sheets and the modified boron nitride nanosheets is 100. The high-heat-conductivity polypropylene composite material has the advantage of high heat conductivity coefficient, and can be applied to the fields of automobiles, aviation, electronics and electricity, household appliances and the like.
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Citation Information

Patent Citations

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  • Functionalized boron nitride nanosheet and preparation method and application thereof

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