Summary of the invention
The object of the invention is to provide the grease-removing agent preparation method before a kind of metalwork nanometer conversion film is handled, the grease-removing agent that adopts this method to make has following advantage: 1) grease-removing agent has adopted high biodegradation type tensio-active agent, nontoxic, be easy to degradation treatment, little to environmental influence; 2) do not contain phosphoric acid salt such as tripoly phosphate sodium STPP and sodium polyphosphate, no phosphorus-containing wastewater and subsequent wastewater treatment thereof, environmental sound; 3) do not contain silicate or metasilicate, be easy to clean; 4) use this grease-removing agent, can satisfy the surface clearness technical requirements before the preceding nanometer conversion film of metalwork application is handled.
Grease-removing agent preparation method before a kind of metalwork nanometer conversion film is handled is characterized in that adopting following steps:
A) with 100 parts of meterings of weight, in agitator, add 20~70 parts of entry earlier, when stirring, add 10~50 parts of soda ash successively, 1~10 part of alkyl glycoside, 1~10 part of dodecyl fatty alcohol-polyoxyethylene ether, 0.1~5 part of polyoxyethylenated alcohol sodium sulfate, 0.1~5 part of methyl sodiosul foaliphatate, 0.1~1.5 part of JFC permeate agent, 0.1~1.5 part of sequestrant adds an amount of water again; Continue to stir 10 minutes, the material of above-mentioned adding becomes the grease-removing agent that mixes; It is the alkyl glycoside of C8-10 that alkyl glycoside adopts alkyl carbon chain length, and perhaps alkyl carbon chain length is the alkyl glycoside of C12-14, perhaps its mixture; Sequestrant adopts the EDTA sodium salt;
B) with steps A) to be placed on temperature be standby in 45~65 ℃ the environment to the grease-removing agent made packing.
Grease-removing agent preparation method before a kind of metalwork nanometer conversion film is handled is characterized in that adopting following steps:
A) with 100 parts of meterings of weight, in agitator, add 40~60 parts of entry earlier, when stirring, add 20~25 parts of soda ash successively, 4~7 parts of alkyl glycoside, 4~7 parts of dodecyl fatty alcohol-polyoxyethylene ether, 2~4 parts of polyoxyethylenated alcohol sodium sulfate, 2~4 parts of methyl sodiosul foaliphatates, 1~1.5 part of JFC permeate agent, 0.5~1 part of sequestrant adds an amount of water again; Continue to stir 10 minutes, the material of above-mentioned adding becomes the grease-removing agent that mixes; It is the alkyl glycoside of C8-10 that alkyl glycoside adopts alkyl carbon chain length, and perhaps alkyl carbon chain length is the alkyl glycoside of C12-14, perhaps its mixture; Sequestrant adopts a kind of in the ATMP sodium salt, perhaps a kind of in the HEDP sodium salt;
B) with steps A) to be placed on temperature be standby in 45~65 ℃ the environment to the grease-removing agent made packing.
With prior art relatively, the present invention has following advantage: 1) grease-removing agent has adopted high biodegradation type tensio-active agent, and is nontoxic, is easy to degradation treatment, little to environmental influence; 2) do not contain phosphoric acid salt such as tripoly phosphate sodium STPP and sodium polyphosphate, no phosphorus-containing wastewater and subsequent wastewater treatment thereof, environmental sound; 3) do not contain silicate or metasilicate, be easy to clean; 4) use this grease-removing agent, can satisfy the surface clearness technical requirements before the preceding nanometer conversion film of metalwork application is handled.
Embodiment
Embodiment 1:
Grease-removing agent preparation method before a kind of metalwork nanometer conversion film is handled is characterized in that adopting following steps:
A) with 100 parts of meterings of weight, in agitator, add 20 parts of entry earlier, when stirring, add 50 parts of soda ash successively, 1 part of alkyl glycoside, 1 part of dodecyl fatty alcohol-polyoxyethylene ether, 5 parts of polyoxyethylenated alcohol sodium sulfate, 5 parts of methyl sodiosul foaliphatates, 0.1 part of JFC permeate agent, 0.1 part of sequestrant adds an amount of water again; Continue to stir 10 minutes, the material of above-mentioned adding becomes the grease-removing agent that mixes; It is the alkyl glycoside of C8-10 that alkyl glycoside adopts alkyl carbon chain length, and perhaps alkyl carbon chain length is the alkyl glycoside of C12-14, perhaps its mixture; Sequestrant adopts EDTA sodium salt or its mixture;
B) with steps A) to be placed on temperature be standby in 65 ℃ the environment to the grease-removing agent made packing.
The related parameter process that has of the grease-removing agent that present method is made detects, and parameter is as follows:
It is 2-5% solution that this grease-removing agent is diluted to concentration expressed in percentage by weight, and treatment temp is 65 ℃, and the treatment time is 3-10min, and oil removal rate can reach more than 98.5%, is applicable to the cleaning and degreasing before metalwork nanometer conversion film is handled.
Embodiment 2:
Grease-removing agent preparation method before a kind of metalwork nanometer conversion film is handled is characterized in that adopting following steps:
A) with 100 parts of meterings of weight, in agitator, add 70 parts of entry earlier, when stirring, add 10 parts of soda ash successively, 10 parts of alkyl glycoside, 10 parts of dodecyl fatty alcohol-polyoxyethylene ether, 0.1 part of polyoxyethylenated alcohol sodium sulfate, 0.1 part of methyl sodiosul foaliphatate, 1.5 parts of JFC permeate agents, 1.5 parts of sequestrants add an amount of water again; Continue to stir 10 minutes, the material of above-mentioned adding becomes the grease-removing agent that mixes; It is the alkyl glycoside of C8-10 that alkyl glycoside adopts alkyl carbon chain length, and perhaps alkyl carbon chain length is the alkyl glycoside of C12-14, perhaps its mixture; Sequestrant adopts EDTA sodium salt or its mixture;
B) with steps A) to be placed on temperature be standby in 45 ℃ the environment to the grease-removing agent made packing.
It is 2-5% solution that this grease-removing agent is diluted to concentration expressed in percentage by weight, and treatment temp is 45 ℃, and the treatment time is 3-10min, and oil removal rate can reach more than 98.5%, is applicable to the cleaning and degreasing before metalwork nanometer conversion film is handled.
Embodiment 3:
Grease-removing agent preparation method before a kind of metalwork nanometer conversion film is handled is characterized in that adopting following steps:
A) with 100 parts of meterings of weight, in agitator, add 45 parts of entry earlier, when stirring, add 30 parts of soda ash successively, 5 parts of alkyl glycoside, 6 parts of dodecyl fatty alcohol-polyoxyethylene ether, 2.5 parts of polyoxyethylenated alcohol sodium sulfate, 2.5 parts of methyl sodiosul foaliphatates, 0.8 part of JFC permeate agent, 0.8 part of sequestrant adds an amount of water again; Continue to stir 10 minutes, the material of above-mentioned adding becomes the grease-removing agent that mixes; It is the alkyl glycoside of C8-10 that alkyl glycoside adopts alkyl carbon chain length, and perhaps alkyl carbon chain length is the alkyl glycoside of C12-14, perhaps its mixture; Sequestrant adopts EDTA sodium salt or its mixture;
B) with steps A) to be placed on temperature be standby in 55 ℃ the environment to the grease-removing agent made packing.
It is 2-5% solution that this grease-removing agent is diluted to concentration expressed in percentage by weight, and treatment temp is 55 ℃, and the treatment time is 3-10min, and oil removal rate can reach more than 98.5%, is applicable to the cleaning and degreasing before metalwork nanometer conversion film is handled.
Embodiment 4:
Grease-removing agent preparation method before a kind of metalwork nanometer conversion film is handled is characterized in that adopting following steps:
A) with 100 parts of meterings of weight, in agitator, add 40 parts of entry earlier, when stirring, add 25 parts of soda ash successively, 4 parts of alkyl glycoside, 4 parts of dodecyl fatty alcohol-polyoxyethylene ether, 4 parts of polyoxyethylenated alcohol sodium sulfate, 4 parts of methyl sodiosul foaliphatates, 1 part of JFC permeate agent, 0.5 part of sequestrant adds an amount of water again; Continue to stir 10 minutes, the material of above-mentioned adding becomes the grease-removing agent that mixes; It is the alkyl glycoside of C8-10 that alkyl glycoside adopts alkyl carbon chain length, and perhaps alkyl carbon chain length is the alkyl glycoside of C12-14, perhaps its mixture; Sequestrant adopts EDTA sodium salt or its mixture;
B) with steps A) to be placed on temperature be standby in 45 ℃ the environment to the grease-removing agent made packing.
Embodiment 5:
Grease-removing agent preparation method before a kind of metalwork nanometer conversion film is handled is characterized in that adopting following steps:
A) with 100 parts of meterings of weight, in agitator, add 60 parts of entry earlier, when stirring, add 20 parts of soda ash successively, 7 parts of alkyl glycoside, 7 parts of dodecyl fatty alcohol-polyoxyethylene ether, 2 parts of polyoxyethylenated alcohol sodium sulfate, 2 parts of methyl sodiosul foaliphatates, 1.5 parts of JFC permeate agents, 1 part of sequestrant adds an amount of water again; Continue to stir 10 minutes, the material of above-mentioned adding becomes the grease-removing agent that mixes; It is the alkyl glycoside of C8-10 that alkyl glycoside adopts alkyl carbon chain length, and perhaps alkyl carbon chain length is the alkyl glycoside of C12-14, perhaps its mixture; Sequestrant adopts EDTA sodium salt or its mixture;
B) with steps A) to be placed on temperature be standby in 65 ℃ the environment to the grease-removing agent made packing.
Embodiment 6:
Grease-removing agent preparation method before a kind of metalwork nanometer conversion film is handled is characterized in that adopting following steps:
A) with 100 parts of meterings of weight, in agitator, add 50 parts of entry earlier, when stirring, add 23 parts of soda ash successively, 5 parts of alkyl glycoside, 6 parts of dodecyl fatty alcohol-polyoxyethylene ether, 3 parts of polyoxyethylenated alcohol sodium sulfate, 3 parts of methyl sodiosul foaliphatates, 1.2 parts of JFC permeate agents, 0.8 part of sequestrant adds an amount of water again; Continue to stir 10 minutes, the material of above-mentioned adding becomes the grease-removing agent that mixes; It is the alkyl glycoside of C8-10 that alkyl glycoside adopts alkyl carbon chain length, and perhaps alkyl carbon chain length is the alkyl glycoside of C12-14, perhaps its mixture; Sequestrant adopts EDTA sodium salt or its mixture;
B) with steps A) to be placed on temperature be standby in 55 ℃ the environment to the grease-removing agent made packing.