Surface Treatment Agent for Metal Materials
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Solution Overview
Problem
Metal materials used in electronic components and microdevice components face challenges in high-temperature environments due to inadequate heat resistance, adhesion, and water resistance of existing surface treatment films.
Innovation Solution
A surface treatment agent comprising a compound represented by M2O·SiO2, stabilized zirconium oxide, and metal oxide particles or clay minerals, with specific ratios and components to form a film that provides excellent heat resistance, adhesion, and water resistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If an organic surface treatment film is formed on metal materials, then the metal materials are protected in general environments, but the surface treatment film shows inadequate heat resistance in high-temperature environments
Solution Approach 1:
The patent applies composite materials by combining inorganic components (metal oxides such as zinc oxide, aluminum oxide, silicon oxide, and clay minerals) with organic components (polymer resins) to create a hybrid surface treatment film. This composite structure enables the film to maintain both the protective properties of organic materials and the heat resistance of inorganic materials, resolving the contradiction between general protection performance and high-temperature stability.
2Productivity
If the surface treatment film is made thinner to reduce size, then device density increases, but adhesion and water resistance deteriorate
Solution Approach 1:
The patent changes the chemical composition parameters of the surface treatment film by incorporating specific metal oxides (zinc oxide, aluminum oxide, silicon oxide) and clay minerals in controlled ratios. This compositional parameter adjustment enhances the film's adhesion and water resistance properties, allowing thin films to maintain superior protective performance even at reduced thickness for higher device density.
3Adaptability or versatility
If metal materials are used in harsher environments, then application range expands, but existing surface treatment films show inadequate comprehensive performance
Solution Approach 1:
The patent achieves multi-functionality by designing a surface treatment film containing multiple inorganic components (metal oxides and clay minerals) that simultaneously provide corrosion resistance, heat resistance, adhesion, and water resistance. This universal formulation enables the film to perform reliably across diverse harsh environments including high-temperature, corrosive, and humid conditions, expanding the applicability of metal materials without sacrificing comprehensive performance.
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 surface treatment agent forms a film that maintains comprehensive performance including corrosion resistance, adhesion, and water resistance even at high temperatures, extending the lifespan of metal materials in harsh environments.
Implementation Method 1
a method of forming a surface treatment film through self-deposition of a water-dispersible organic polymer resin on the surface of a metal material
Data Source
AI summary
The purpose of the present invention is to provide a surface treatment agent which is capable of forming, on a metal material, a film that not only comprehensively satisfies various performance such as corrosion resistance and adhesion but also exhibits excellent corrosion resistance and adhesion even when exposed to a high-temperature environment. The Problem is solved by a surface treatment agent for metal materials, which contains: a compound and/or mixture (A) represented by M2O·SiO2, wherein a molar ratio of SiO2/M2O is in a range of 1.8 to 7.0 and M represents an alkali metal; a stabilized zirconium oxide (B); and a component (C) that contains at least one selected from metal oxide particles and clay minerals except for the compound and/or mixture (A) and the stabilized zirconium oxide (B).