Low-Temperature Curing Metal Film Composition for Anti-Corrosion
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Solution Overview
Problem
Existing anti-corrosive coating methods require high curing temperatures, leading to high energy consumption and poor acid resistance due to metal film penetration into the coating layer.
Innovation Solution
A metal film composition using aluminum or magnesium powders with specific sol-gel resins and solvents, allowing for low-temperature curing and preventing metal film penetration, comprising 100-160 parts metal powder, 35-60 parts first sol-gel resin, 165-250 parts second sol-gel resin, and 60-90 parts solvent, with a manufacturing process involving mixing and stirring at controlled temperatures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If high temperature curing (280-350°C) is used to form anti-corrosive film, then anti-corrosion performance is improved, but energy consumption increases and metal film penetrates into the coating layer
Solution Approach 1:
The patent changes the curing temperature parameter from conventional high temperature (280-350°C) to low temperature (50-150°C) by incorporating specific sol-gel resins and metal powders with controlled particle sizes. This parameter change enables the anti-corrosive film to form effectively while preventing metal film penetration and reducing energy consumption.
Solution Approach 2:
The patent creates a composite coating system combining metal powder (aluminum or magnesium) with sol-gel resins (zirconium tetra-n-butanolate, zirconium butoxide, isopropyl titanate, tri-(3-(trimethoxysilyl)propyl) isocyanurate, gamma-methacryloxypropyltrimethoxysilane, or n-phenyl-gamma-aminopropyltrimethoxysilane). This composite material formulation enables low-temperature curing while maintaining anti-corrosion performance and preventing metal penetration.
2Reliability
If high temperature curing (280-350°C) is used to form anti-corrosive film, then anti-corrosion performance is improved, but carbon emission increases
Solution Approach 1:
The patent changes the curing temperature parameter from conventional high temperature (280-350°C) to low temperature (50-150°C), which directly reduces thermal carbon emission during the curing process while maintaining effective anti-corrosion film formation through the specialized sol-gel resin and metal powder composition.
3Reliability
If high temperature curing is used, then anti-corrosive film forms effectively, but metal plating layer penetrates into the coating layer
Solution Approach 1:
The patent changes the curing temperature parameter to low temperature (50-150°C), which prevents the metal plating layer from penetrating into the anti-corrosive coating layer while still allowing effective film formation. The controlled temperature ensures proper coating integrity and prevents defects.
Solution Approach 2:
The composite formulation of metal powder with controlled particle size (5-10 μm) and sol-gel resins creates a coating system where the metal particles are properly embedded without penetration. The specific material composition ensures that the metal film remains intact within the coating layer at low curing temperatures.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution achieves superior corrosion resistance, chemical resistance, durability, and mechanical strength while reducing energy consumption and environmental pollution through low-temperature curing.
Implementation Method 1
a first sol-gel resin selected from the group consisting of zirconium tetra-n-butanolate, zirconium butoxide, isopropyl titanate, and mixtures thereof; a second sol-gel resin selected from the group consisting of tri-(3-(trimethoxysilyl)propyl) isocyanurate, gamma-methacryloxypropyltrimethoxysilane, n-phenyl-gamma-aminopropyltrimethoxysilane, and mixtures thereof
Data Source
AI summary
The present invention relates to an energy-saving anti-corrosive metal film composition and manufacturing method for the same. The energy-saving anti-corrosive metal film composition includes: at least one metal powder selected from the group consisting of aluminum, magnesium, and alloys thereof, having particle size of 5-10 um; a first sol-gel resin selected from the group consisting of zirconium tetra-n-butanolate, zirconium butoxide, isopropyl titanate, and mixtures thereof; a second sol-gel resin selected from the group consisting of tris[3-(trimethoxysilyl)propyl] isocyanurate, gamma-meta-acryloxypropyl trimethoxysilane and n-phenyl-gamma-aminopropyltrimetoxysilane, and mixtures thereof; and a solvent.