Hole-sealing agent and preparation method thereof
A technology of sealing agent and accelerator, applied in the direction of electrolytic coating, surface reaction electrolytic coating, coating, etc., can solve the problems of small temperature range, large environmental pollution, small application range, etc., to reduce pollution degree and service life Long-term, wide-ranging effects in the market
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Embodiment 1
[0028] According to a kind of sealing agent described in Example 1 of the present invention, the following components are obtained by mass percentage:
[0029] 10 parts of citric acid, 10 parts of trisodium phosphate, 10 parts of sodium p-toluenesulfonate, 15 parts of ammonium lignosulfonate, 10 parts of sodium heptose, 5 parts of sodium carbonate and 10 parts of boric acid.
Embodiment 2
[0031] According to a kind of sealing agent described in embodiment 2 of the present invention, obtain following component by mass percentage:
[0032] 15 parts of citric acid, 15 parts of trisodium phosphate, 15 parts of sodium p-toluenesulfonate, 20 parts of ammonium lignosulfonate, 15 parts of sodium heptonate, 5 parts of sodium carbonate and 15 parts of boric acid.
Embodiment 3
[0034] According to a kind of sealing agent described in embodiment 3 of the present invention, obtain following component by mass percentage:
[0035] 20 parts of citric acid, 20 parts of trisodium phosphate, 20 parts of sodium p-toluenesulfonate, 25 parts of ammonium lignosulfonate, 20 parts of sodium heptose, 10 parts of sodium carbonate and 20 parts of boric acid.
[0036] A preparation method of a sealing agent, comprising the following steps:
[0037] Step 1: Accurately weigh each raw material according to the ratio requirements, mix and grind evenly, remove the moisture in the raw materials at a temperature of 300-450°C, and simultaneously decompose and release Na 2 CO 3 CO in 2 gas;
[0038] Step 2: Continue to heat the raw materials after step 1, and sinter them at 600-700°C to obtain a uniform molten enamel. Put the molten enamel into cold water to quench and then put it in a drying oven at 100°C for drying. get glass frit;
[0039] Step 3: Put the dried glass f...
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