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Radio equipment detergent

A technology of radio equipment and cleaning agent, applied in the field of cleaning agents, can solve the problems of difficult to achieve ideal conditions for cleaning temperature and cleaning time at the same time, electronic components are prone to black surface layers, and processing of precision components is confusing, etc., so as to achieve safe and reliable use. , Short cleaning time, saving manpower and man-hours

Inactive Publication Date: 2009-02-18
JIANGSU HAIXUN IND GROUP SHARE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Most of the existing cleaning agents for radio equipment are solvent-based. The disadvantages of these cleaning agents are that the cleaning effect is not very ideal, and the electronic component materials after cleaning are prone to black surface layer, which brings troubles to subsequent processing, especially for precision components. The processing of the device causes confusion; secondly, it is highly corrosive to the equipment and increases the cost of the equipment; moreover, it is difficult to achieve the ideal conditions at the same time for cleaning temperature and cleaning time. When the cleaning effect remains unchanged, it is often cleaned at high temperature. The cleaning time can be shortened. When the cleaning temperature is lowered to room temperature, the cleaning time needs to be extended. Generally, the cleaning time at room temperature takes 10 to 30 minutes

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0020] Embodiment 1: configure 20kg cleaning agent.

[0021] Take by weighing respectively the ethylene glycol ethyl ether that configuration weight is 9%, the sodium sulfate of 3%, the fatty alcohol polyoxyethylene ether (O-20) that the degree of polymerization of 8% is 20, the potassium hydroxide of 2%, 1% Sodium tungstate, deionized water as the balance, spare.

[0022] Add the above-mentioned weight of ethylene glycol ether, sodium tungstate, sodium phosphate, O-20 and potassium hydroxide into deionized water in sequence at room temperature, and stir until a uniform aqueous solution is obtained.

[0023] The cleaning agent has a pH value of 11 to 12 and a specific gravity of 1.0 to 1.1.

Embodiment 2

[0024] Embodiment 2: configure 20kg cleaning agent.

[0025] Take by weighing respectively the fatty alcohol polyoxyethylene ether (0-15) that the degree of polymerization of 8% is 40, the sodium phosphate of 3%, the fatty alcohol polyoxyethylene ether (O-15) that the degree of polymerization of 5% is 40 -40), 3% sodium hydroxide, 1% DT-402 water-soluble benzotriazole, and deionized water as the remainder, for subsequent use.

[0026] Add the above-mentioned weight of DT-402 water-soluble benzotriazole, O-15, sodium phosphate, O-40 and sodium hydroxide into deionized water in sequence at room temperature, and stir until a uniform aqueous solution is obtained.

[0027] The cleaning agent has a pH value of 11 to 12 and a specific gravity of 1.0 to 1.1.

[0028] At room temperature, the fatty alcohol polyoxyethylene ether (O-35), sodium tungstate, potassium phosphate, O-40 and sodium hydroxide of the above weight with a degree of polymerization of 35 were sequentially added to d...

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PUM

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Abstract

The invention provides a cleaner for radio equipment, comprising inorganic salt, surface active agent, penetrating agent, corrosion inhibitor, pH value regulator and deionized water; the weight percentage of all the components is as follows: 3 percent to 8 percent of the inorganic salt, 5 percent to 9 percent of the penetrating agent, 5 percent to 10 percent of the surface active agent, 1 percent to 5 percent of the corrosion inhibitor, 1 percent to 5 percent of the pH value regulator and the rest is the deionized water; the pH value of the mixing liquid of the components is 11 to 12, the color is colorless and transparent without pungent smell; the cleaner has the functions of high efficiency and easy cleaning to the radio equipment, can clean the oil stain and rusty spot on the surface of electronic component completely, can prevent the surface of the electronic component from generating rusty spot again, also can shorten the cleaning time and improve the working efficiency; the cleaner is a water soluble cleaner, has low corrosion to the equipment, reduces the production cost effectively and has safe and reliable use.

Description

technical field [0001] The invention relates to a cleaning agent, in particular to a water-based cleaning agent for radio equipment. Background technique [0002] The cleaning of electronic components is an indispensable process link in the process of processing, assembling, storing and repairing the components. Since the amount of electronic precision components of radio equipment is quite large, the workload of cleaning such electronic components and the amount of cleaning agent used will definitely increase accordingly. At present, the cleaning methods for electronic components mainly include immersion washing, spray washing, and ultrasonic cleaning. No matter which cleaning method is adopted, a cleaning agent is required. A typical procedure is to clean in the low pH range to remove mineral scale contaminants, followed by a high pH wash to remove organics. Detergents are added to some cleaning solutions to help remove heavy biological and organic debris, while chelates...

Claims

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Application Information

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IPC IPC(8): C11D1/66C11D3/30C11D3/06C11D3/34
Inventor 仲跻和
Owner JIANGSU HAIXUN IND GROUP SHARE
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