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A kind of high-efficiency environment-friendly dust suppression agent and its preparation method and application

一种环保型、抑尘剂的技术，应用在环卫领域，能够解决功能单一、二次污染等问题，达到渗透性强、毒害影响小、抑尘稳定性高的效果

Active Publication Date: 2021-05-25
NITTO QINGDAO TECH RES INST CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The purpose of the present invention is to provide a high-efficiency and environment-friendly dust suppressant, which solves the problems of existing products such as single function and introduction of secondary pollution

Method used

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  • A kind of high-efficiency environment-friendly dust suppression agent and its preparation method and application
  • A kind of high-efficiency environment-friendly dust suppression agent and its preparation method and application
  • A kind of high-efficiency environment-friendly dust suppression agent and its preparation method and application

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0090] A high-efficiency environment-friendly dust suppressant provided by the invention:

[0091] Feed according to the following formula: by weight,

[0092] Polyvinyl alcohol 1750 5%,

[0093] Sodium silicate 0.1%,

[0094] Glycerol 20%,

[0095] Sodium dodecylbenzenesulfonate 0.02%,

[0096] Sodium dehydroacetate 0.01%,

[0097] water balance.

[0098] Preparation Process:

[0099] (1) Preparation of solution A: Add polyvinyl alcohol and deionized water into the reactor, heat at constant temperature (90-95°C) until completely dissolved;

[0100] (2) Preparation of solution B: add the remaining raw materials and remaining deionized water into the container, and stir evenly;

[0101] (3) Slowly add solution B to solution A, and stir evenly to obtain a milky white liquid, which is the road dust suppressant solution.

Embodiment 2

[0103] A high-efficiency environment-friendly dust suppressant provided by the invention:

[0104] Feed according to the following formula: by weight,

[0105] Polyvinyl alcohol 1750 7%,

[0106] Sodium silicate 0.2%,

[0107] Glycerol 25%,

[0108] Sodium dodecylbenzenesulfonate 0.02%,

[0109] Sodium dehydroacetate 0.01%,

[0110] water balance.

[0111] Preparation process: with embodiment 1.

Embodiment 3

[0113] A high-efficiency environment-friendly dust suppressant provided by the invention:

[0114] Feed according to the following formula: by weight,

[0115] Polyvinyl alcohol 1750 8%,

[0116] Sodium silicate 0.3%,

[0117] Glycerol 30%,

[0118] Sodium dodecylbenzenesulfonate 0.02%,

[0119] Sodium dehydroacetate 0.01%,

[0120] water balance.

[0121] Preparation process: with embodiment 1.

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Abstract

A high-efficiency and environmentally friendly dust suppressant, which solves the problems of single function of existing products and the introduction of secondary pollution, and is widely used, especially suitable for roads with small dust particles, such as total suspended particles (TSP), PM 2.5 , PM 10 and capture and adsorption of nitrogen oxides. The high-efficiency and environment-friendly dust suppressant is mainly composed of the following ingredients: by weight, polyvinyl alcohol 0.1-10%, sodium silicate 0-5%, glycerol 10-50%, surfactant 0-5% , preservative 0‑5%, water balance.

Description

[0001] Cross References to Related Applications [0002] This application claims the priority of the Chinese patent application with the application number 201710186866X and titled "A high-efficiency and environment-friendly dust suppressant and its preparation method and application" submitted to the China Patent Office on March 27, 2017, the entire contents of which are passed References are incorporated in this application. technical field [0003] The invention relates to the field of sanitation, in particular to a high-efficiency and environment-friendly dust suppressant and its preparation method and application. Background technique [0004] Particulate matter pollution has a wide range of influences on urban air quality in my country, and it is the primary factor of air pollution in most cities. The general prevention and control measures for open dust sources at home and abroad mainly include sprinkling water for dust suppression, covering with thatch for dust supp...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09K3/22
CPCC09K3/22
Inventor 杨旭东王宁刘宁朱绍银
Owner NITTO QINGDAO TECH RES INST CO LTD
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