A high-thermal-conductivity carbon nanotube sealant based on hot-dip galvanizing and a preparation method thereof
By using a high thermal conductivity carbon nanotube sealant to form a continuous and dense protective film on the surface of galvanized pipe, the problems of environmental pollution and insufficient protective performance caused by chromium-based passivation solutions are solved, achieving stable protection and efficient heat dissipation for galvanized pipe.
CN122213740APending Publication Date: 2026-06-16浙江康盛科工贸有限公司
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Patent Information
- Application Number
- CN202610338028.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2026-03-19
- Publication Date
- 2026-06-16
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Abstract
This invention discloses a high thermal conductivity carbon nanotube sealant based on hot-dip galvanizing, comprising the following components by weight: 26-40 parts film-forming agent, 6.2-6.5 parts rust inhibitor, 1-5 parts carbon nanotube dispersion, 0.2 parts defoamer, 0.2 parts wetting agent, 0.2 parts leveling agent, 15 parts ethylene glycol butyl ether, and 12 parts ethanol; the rust inhibitor comprises, by weight, 0.2-0.5 parts silica dispersion, 1 part polyolefin aqueous solution, and 5 parts n-dodecyl hexaphytate aqueous solution. Therefore, this invention can achieve stable protection for galvanized pipes.
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