Phase change graphite heat conduction material with high thermal conductivity and preparation method
A technology of graphite heat conduction and heat conduction materials, which is applied in the direction of heat exchange materials, chemical instruments and methods, etc., can solve problems such as inability to meet heat dissipation requirements, and achieve excellent interface heat conduction effects, excellent wetting effects, and good storage stability.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0021] Example 1
[0022] The components and contents of phase change thermal conductive materials are as follows:
[0023]
[0024] Specific preparation method:
[0025] Add fully refined No. 58 paraffin, antioxidant 1076, coupling agent γ-methacryloxypropyltrimethoxysilane in the planetary power mixer according to the formula ratio, raise the temperature to 70 degrees Celsius, and stir for 45 Minutes into a uniform paste;
[0026] Then add the cross-linking agent trimethoxysilane, and stir for 10 minutes until the cross-linking agent is completely dissolved;
[0027] Add graphite thermal conductive particles D50 = 2 to 3 microns in batches, stir for 75 minutes, observe the uniformity, and perform vacuum defoaming for 45 minutes to obtain phase change graphite thermal conductive material sample 1.
Example Embodiment
[0028] Example 2
[0029] The components and contents of phase change thermal conductive materials are as follows:
[0030]
[0031]
[0032] Specific preparation method:
[0033] Add low-melting wax PE80, 2,2'-methylene-bis-(4-methyl, 6-tert-butylphenol), coupling agent isopropyl three oil in the planetary power mixer according to the formula ratio Acid acyloxy titanate, raise the temperature to 70 degrees Celsius, stir for 45 minutes to form a uniform paste;
[0034] Then add the cross-linking agent trimethoxysilane, and stir for 10 minutes until the cross-linking agent is completely dissolved;
[0035] Add graphite thermal conductive particles D50=3-5 microns in batches, stir for 75 minutes, observe that the mixture is uniform, and perform vacuum defoaming for 45 minutes to obtain phase change graphite thermal conductive material sample 2.
Example Embodiment
[0036] Example 3
[0037] The components and contents of phase change thermal conductive materials are as follows:
[0038]
[0039] Specific preparation method:
[0040] Add microcrystalline wax 70#, antioxidant 1076, coupling agent γ-methacryloxypropyltrimethoxysilane in the planetary power mixer according to the stated formula ratio, raise the temperature to 70 degrees Celsius, and stir for 45 Minutes into a uniform paste;
[0041] Then add the cross-linking agent titanium acetylacetonate, and stir for 10 minutes until the cross-linking agent is completely dissolved;
[0042] Add graphite thermal conductive particles D50 = 2 to 3 microns in batches, stir for 75 minutes, observe that the mixture is uniform, and perform vacuum defoaming for 45 minutes to obtain phase change graphite thermal conductive material sample 3.
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap