Multifunctional wood modifier and preparation method and application thereof

A modifier and multi-functional technology, applied in the field of multi-functional wood modifier and its preparation, to achieve good thermal stability, inhibit mold growth, and improve service life

Inactive Publication Date: 2018-12-25
RUBBER RES INST CHINESE ACADEMY OF TROPICAL AGRI SCI +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] In order to solve the above problems, the present invention proposes a multifunctional wood modifier and its preparation method and application. A group prepares a multifunctional compound through an organic synthesis reaction, which makes up for the shortcoming of the single effect of the modifier, and makes it have the advantages of high flame retardant efficiency, less addition, bacteriostasis and moisture resistance.

Method used

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  • Multifunctional wood modifier and preparation method and application thereof
  • Multifunctional wood modifier and preparation method and application thereof
  • Multifunctional wood modifier and preparation method and application thereof

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Embodiment

[0053] This embodiment relates to a multifunctional wood modifier, which includes compound I, and the structure of compound I is as follows:

[0054]

[0055] Present embodiment also relates to a kind of preparation method of multifunctional wood modifier, described method comprises the following steps:

[0056] Step 1, using cyanuric chloride as the matrix to react with n-hexylamine to synthesize compound II: under the condition that the reaction temperature is -5-5°C and the pH value is 8-9, dissolve cyanuric chloride in toluene solution, place In a four-neck flask, add the toluene solution of n-hexylamine dropwise, adjust the pH with 0.1-5 mol / L sodium bicarbonate until the reaction ends; use thin-layer chromatography to judge the end of the reaction, filter under reduced pressure to obtain the filtrate, and The filtrate is placed in a separatory funnel, and the filtrate is washed successively with 0.05-1mol / L hydrochloric acid solution to remove excess n-hexylamine, and...

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Abstract

The invention belongs to the technical field of wood modifier synthesis and provides a multifunctional wood modifier which comprises a compound I. The compound I is of a structure shown as follows. The invention further provides a preparation method of the wood modifier. The preparation method includes: using cyanuric chloride, n-hexylamine, taurine and 3-mercapto-1, 2, 4-triazole as raw materialsto synthesize the compound I through three-step reaction. The invention further provides application of the wood modifier in being impregnated in rubber wood. The multifunctional wood modifier has the advantages that a flame retardant has flame-retardant, smoke-inhibiting, bacteriostatic and moistureproof effects and is high in flame-retardant efficiency and low in cost; the modifier has high impregnation resistance when being added into the rubber wood and has no impact on using performance of the rubber wood; the modifier can form nitrogen-sulfur synergistic flame-retardant effect and is simple in synthesis process and suitable for popularization and application.

Description

technical field [0001] The invention belongs to the technical field of wood modifier synthesis, and in particular relates to a multifunctional wood modifier and its preparation method and application. Background technique [0002] Natural wood is widely used in building materials, furniture products and interior decoration materials because of its beautiful texture and unique wood, light weight, high mechanical strength and easy processing. However, its wood products are easy to burn in dry environments, and their dimensions are stable in wet environments Poor, easy to mildew and affect its appearance and service life. Among the many wood modifiers that have been reported, although some modifiers have better performance and have been commercialized, most modifiers only have one or two modification effects, and the modification effect is single, which cannot meet the needs of people today. demand. A variety of modification functions can be achieved by compounding two kinds ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C07D403/12B27K3/38
CPCB27K3/38C07D403/12
Inventor 蒋汇川陆全济李民李凯马悦宁淑慧马雪梅朱海林胡志勇
Owner RUBBER RES INST CHINESE ACADEMY OF TROPICAL AGRI SCI
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