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Preparation system for glyphosate liquid preparation

A liquid preparation, glyphosate technology, applied in the direction of herbicides and algicides, chemicals for biological control, biocides, etc., can solve the problems of production site pollution, poor mixing effect of materials, serious problems, etc., to achieve The effect of shortening the reaction cycle, enhancing the mixing effect of materials, and increasing the yield

Pending Publication Date: 2020-10-20
NANTONG JIANGSHAN AGROCHEM & CHEM LIMITED LIABILITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This invention directly prepares glyphosate preparations from the synthesized glyphosate technical. Although the investment in equipment and personnel in production is reduced, the mixing effect of materials is not good, and the pollution on the production site is relatively serious.

Method used

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  • Preparation system for glyphosate liquid preparation
  • Preparation system for glyphosate liquid preparation
  • Preparation system for glyphosate liquid preparation

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0021] The present invention will be further described below in conjunction with examples.

[0022] Such as figure 1 The configuration shown has a reactor, a buffer tank, a static mixer, or a filter; figure 2 , 3 The stirring paddle shaft of the shown reactor is connected with upper and lower blades, the lower blade has a larger rotation radius, and the upper blade has a smaller rotation radius.

[0023] There are 4 sets of column coils in the reactor, arranged around the inside of the reactor; there are 4 baffles evenly distributed between several sets of inner coils; the inside of the baffles exceeds the inner cylinder where the coil is located, There is a certain distance between the baffle and the paddle, and the inner edge of the baffle has serrations.

[0024] The baffle is formed by connecting the upper crosspiece, the upper vertical crosspiece, the middle crosspiece and the lower vertical crosspiece in sequence; the upper crosspiece and the middle crosspiece are ar...

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PUM

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Abstract

The invention discloses a preparation system for a glyphosate liquid preparation. The preparation system comprises a reaction kettle, a buffer tank and a static mixer. A glyphosate technical, water and alkali liquor react with each other at a controlled temperature in the reaction kettle through full stirring so as to form a salt solution; an upper paddle and a lower paddle are connected to a stirring paddle shaft of the reaction kettle, the rotating radius of the lower paddle is large, and the rotating radius of the upper paddle is small; and baffles are arranged between temperature control coils on the inner side of the reaction kettle at intervals. According to the invention, the reaction kettle is reasonable in design, mixing effect is enhanced, cooling energy consumption is reduced, and production process is cleaner; and compared with the prior art, a reaction period is shortened and preparation quality is stable in the invention.

Description

technical field [0001] The invention relates to a production equipment of glyphosate preparation. Background technique [0002] Glyphosate (N-phosphonomethylglycine) is a high-efficiency, broad-spectrum, low-toxicity, and non-toxic post-emergence herbicide. It is very effective in the control of perennial deep-rooted weeds and has good biological activity. It belongs to systemic conductive herbicide and is one of the most widely used herbicides at present. Glyphosate is generally prepared as a liquid preparation for use. [0003] The current glyphosate preparation production process is batch production. During the production process, the grass-fixing feed is open or semi-open, which is very easy to generate a large amount of dust. When it is high, it is easy to cause ammonia or isopropylamine to volatilize and leak into the environment, which will have a great impact on the on-site environment. At the same time, due to the high viscosity of the glyphosate preparation, the ...

Claims

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Application Information

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IPC IPC(8): B01J19/18B01J4/02B01F13/10B01F7/18B01F3/22A01N57/20A01P13/00B01F23/80
CPCB01J19/18B01J19/0053B01J19/0066B01J19/006B01J19/0013B01J4/02B01J4/001B01J19/0006A01N57/20B01J2219/00081B01F23/808B01F27/90B01F33/82B01F2101/04
Inventor 王翼飞吴晓辉蔡荣军钱勇吴昊
Owner NANTONG JIANGSHAN AGROCHEM & CHEM LIMITED LIABILITY
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