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A kind of environmental protection preservative and preparation method thereof

A kind of preservative, environmental protection technology, applied in the field of environmental protection preservatives and their preparation, can solve the problems of slow effect, limited preservative anticorrosion performance, insufficient broad spectrum, etc., achieve high preparation efficiency, improve antibacterial anticorrosion performance, reaction conditions and Effects with low equipment requirements

Active Publication Date: 2022-06-21
CHONGQING RONGSHI METAL SURFACE TREATMENT AGENT
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the preservatives of pure traditional Chinese medicine have limited antiseptic performance, slow effect, and insufficient broad-spectrum

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] An environmentally friendly preservative, characterized in that it comprises the following components in parts by weight: 3 parts of salicylaldehyde norbornadiene ionized co-modified methoxypoly(ethylene glycol) amine lignosulfonate , 2 parts of diazonium alkyl urea, 1 part of 1-thianthrene boric acid, 0.5 part of 1-ethyl-3-guanidinothiourea hydrochloride, 5 parts of antibacterial Chinese herbal medicine extract, 15 parts of ethanol, 120 parts of deionized water .

[0031] The preparation method of the salicylaldehyde norbornadiene ionized co-modified methoxypoly(ethylene glycol) amine lignosulfonate comprises the following steps:

[0032] Step S1, adding methoxypoly(ethylene glycol) amine, 7-chloronorbornadiene, and 3-chloromethyl-5-nitrosalicylaldehyde into a high-boiling solvent, and stirring the reaction at 70° C. for 8 After 1 hour, the solvent was removed by rotary evaporation to obtain salicylaldehyde norbornadiene ionized co-modified methoxypoly(ethylene glycol...

Embodiment 2

[0041] An environmentally friendly preservative, characterized in that it comprises the following components in parts by weight: 4 parts of salicylaldehyde norbornadiene ionized co-modified methoxypoly(ethylene glycol) amine lignosulfonate , 2.5 parts of diazonium alkyl urea, 1.2 parts of 1-thianthrene boric acid, 0.7 parts of 1-ethyl-3-guanidinothiourea hydrochloride, 6 parts of antibacterial Chinese herbal medicine extract, 17 parts of ethanol, 130 parts of deionized water .

[0042] The preparation method of the salicylaldehyde norbornadiene ionized co-modified methoxypoly(ethylene glycol) amine lignosulfonate comprises the following steps:

[0043] Step S1, adding methoxy poly(ethylene glycol) amine, 7-chloronorbornadiene, 3-chloromethyl-5-nitrosalicylaldehyde to a high boiling point solvent, and stirring the reaction at 73°C for 8.5 After 1 hour, the solvent was removed by rotary evaporation to obtain salicylaldehyde norbornadiene ionized co-modified methoxypoly(ethylene...

Embodiment 3

[0052] An environmentally friendly preservative, characterized in that it comprises the following components in parts by weight: 4.5 parts of salicylaldehyde norbornadiene ionized co-modified methoxypoly(ethylene glycol) amine lignosulfonate , 3 parts of diazonium alkyl urea, 1.5 parts of 1-thianthrene boric acid, 1 part of 1-ethyl-3-guanidinothiourea hydrochloride, 6.5 parts of antibacterial Chinese herbal medicine extract, 20 parts of ethanol, 135 parts of deionized water .

[0053] The preparation method of the salicylaldehyde norbornadiene ionized co-modified methoxypoly(ethylene glycol) amine lignosulfonate comprises the following steps:

[0054] Step S1, adding methoxypoly(ethylene glycol) amine, 7-chloronorbornadiene, 3-chloromethyl-5-nitrosalicylaldehyde to a high boiling point solvent, and stirring the reaction at 75°C for 9 After 1 hour, the solvent was removed by rotary evaporation to obtain salicylaldehyde norbornadiene ionized co-modified methoxypoly(ethylene gly...

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PUM

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Abstract

The invention discloses an environment-friendly preservative, which is characterized in that it comprises the following components in parts by weight: salicylaldehyde norbornadiene ionized co-modified methoxy poly(ethylene glycol) amine lignin sulfonate 3-6 parts of diazotyl urea, 2-4 parts of diazolidinyl urea, 1-2 parts of 1-thianthracene boric acid, 0.5-1.5 parts of 1-ethyl-3-guanidinothiourea hydrochloride, antibacterial Chinese herbal medicine extract 5‑8 parts, 15‑25 parts of ethanol, 120‑150 parts of deionized water. The invention also provides a preparation method of the environment-friendly preservative. The environmental-friendly antiseptic disclosed by the invention has good anti-corrosion effect, good environmental protection performance, broad-spectrum antibacterial property and excellent performance stability.

Description

technical field [0001] The invention relates to the technical field of preservatives, in particular to an environment-friendly preservative and a preparation method thereof. Background technique [0002] In recent years, with the rapid growth of my country's economy, people's living standards have improved year by year. While pursuing material civilization, the construction of spiritual civilization has also developed rapidly, and the desire to improve the home environment has become more and more urgent. As an important member of the home environment, furniture gives people more expectations. They hope to achieve the trend of returning to nature and advocating nature through furniture. It is in this situation that furniture made of wood and bamboo has won universal recognition. It not only retains the inherent high density, toughness, strength and other excellent characteristics of wood and bamboo, but also maintains the natural texture of wood and bamboo, which is fresh a...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01N65/32A01N63/10A01N27/00A01N35/04A01N33/12A01N43/16A01N47/44A01N55/08A01P1/00A01P3/00B27K3/50C08G81/00C08G65/333C08G65/337
CPCA01N65/00A01N65/32A01N63/10A01N27/00A01N35/04A01N33/12A01N43/16A01N47/44A01N55/08B27K3/50C08G81/00C08G65/33389C08G65/337A01N65/22A01N65/20A01N65/08
Inventor 何述安
Owner CHONGQING RONGSHI METAL SURFACE TREATMENT AGENT
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