Wood surface modifying agent and method

A technology of wood surface and modifier, applied in wood treatment, impregnation of wood, wood impregnation, etc., can solve the problems of poor durability of hydrophobic coating, environmental pollution, and affecting the aesthetic characteristics of wood, and achieve the effect of stabilizing oleophobic performance

Inactive Publication Date: 2017-02-01
SOUTHWEST FORESTRY UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

These traditional methods will pollute the environment and affect the aesthetic characteristics of the wood itself (pure and natural color, texture and pattern), and the durability of the hydrophobic coating is poor.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] Embodiment 1, a kind of modification agent of wood surface, comprises following raw material composition: methyltrimethoxysilane, hydrochloric acid; The volume ratio of methyltrimethoxysilane and described hydrochloric acid is 2:3, wherein the concentration of hydrochloric acid is 0.1mol / L, methyltrimethoxysilane is an organic monomer that does not contain fluorine. The wood treated with this modifier realizes the extremely stable oleophobic performance of the wood on the basis of the wood's hydrophobicity; the surface of the treated wood The color and luster and beautiful pattern of the wood will not be affected, and through the control of the thickness of the coating, the wood can maintain its own porous and breathable characteristics.

Embodiment 2

[0020] Embodiment 2, a kind of modification agent of wood surface, comprises following raw material composition: methyltrimethoxysilane, hydrochloric acid; The volume ratio of described methyltrimethoxysilane and described hydrochloric acid is 8:0.5, wherein the hydrochloric acid The concentration is 0.1mol / L, and methyltrimethoxysilane is a fluorine-free organic monomer. The wood treated with this modifier, on the basis of wood hydrophobicity, also realizes the extremely stable oleophobic performance of wood; treatment The color and beautiful pattern of the wood surface will not be affected, and through the control of the thickness of the coating, the wood can maintain its own porous and breathable characteristics.

Embodiment 3

[0021] Embodiment 3, a kind of modification agent of wood surface, comprises following raw material composition: methyltrimethoxysilane, hydrochloric acid; The volume ratio of described methyltrimethoxysilane and described hydrochloric acid is 8:3, wherein the hydrochloric acid The concentration is 0.1mol / L, and methyltrimethoxysilane is a fluorine-free organic monomer. The wood treated with this modifier, on the basis of wood hydrophobicity, also realizes the extremely stable oleophobic performance of wood; treatment The color and beautiful pattern of the wood surface will not be affected, and through the control of the thickness of the coating, the wood can maintain its own porous and breathable characteristics.

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PUM

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Abstract

The invention provides a wood surface modifying agent and method. The wood surface modifying agent is composed of following raw materials including methyltrimethoxysilane and hydrochloric acid, and the volume ratio of the methyltrimethoxysilane to the hydrochloric acid is 2-8 to 0.5-3. Compared with existing products, the cost is the main component, namely the MTMS, of the composite liquid is moderate, a preparation method is simple and practicable, preparation can be completed in one step, and the agent and method are suitable for industrial production and application; according to wood treated through the method, the quite stable oleophobicity of the wood is achieved on the basis of the hydrophobicity of the wood; colors, lustre and beautiful figures on the surface of the wood are not influenced by treatment, and by controlling the thickness of a coating, the wood can maintain the porous ventilation characteristic.

Description

technical field [0001] The invention belongs to the field of wood materials, in particular to a wood surface modifier and a modification method. Background technique [0002] Wood surface is the basis of processing and utilization, and is the most important part of wood modification and utilization. Wood deteriorates due to the influence of light, heat, water and other external environments. The deterioration generally starts from the surface and then gradually develops to the inside. If the wood surface is treated with hydrophobic modification, the wood surface can be protected from fungi, bacteria and insects, thereby improving the durability and utilization of the wood and prolonging the service life of the wood. The traditional method of making the wood surface hydrophobic is to use resin impregnation treatment, the surface is coated with varnish or paint. These traditional methods will pollute the environment and affect the aesthetic properties of the wood itself (pur...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B27K3/52B27K3/02
CPCB27K3/02B27K3/52B27K2240/70
Inventor 解林坤解子玉
Owner SOUTHWEST FORESTRY UNIVERSITY
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