CN104988481A - Chromium-free passivation liquid for cleaning of refrigerating pipe fitting - Google Patents

Chromium-free passivation liquid for cleaning of refrigerating pipe fitting Download PDF

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Publication number
CN104988481A
CN104988481A CN201510305250.0A CN201510305250A CN104988481A CN 104988481 A CN104988481 A CN 104988481A CN 201510305250 A CN201510305250 A CN 201510305250A CN 104988481 A CN104988481 A CN 104988481A
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China
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parts
refrigerating pipe
chromium
passivation liquid
free passivation
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Pending
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CN201510305250.0A
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Chinese (zh)
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谢伟杰
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Individual
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Individual
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Priority to CN201510305250.0A priority Critical patent/CN104988481A/en
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Abstract

Disclosed is chromium-free passivation liquid for cleaning of a refrigerating pipe fitting. The chromium-free passivation liquid is formed by the following raw material formula components, by mass percentage, 10-15 parts of nonylphenol polyoxyethylene ether, 10-15 parts of dimethylformamide, 5-10 parts of 2-mercaptobenzothiazolyl, 5-8 parts of melamine, 10-20 parts of sodium sulfate, 8-10 parts of hexafluorozirconic acid, 25-30 parts of polymers with 2-methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid monosodium salt, 10-15 parts of zinc methacrylate, 3-5 parts of benzilic acid, 50-80 parts of phenethyl alcohol, 50-80 parts of benzopinacole, 80-120 parts of pyrazine, 100-120 parts of polyethylene glycol octylphenol ether and 250-300 parts of deionized water. The chromium-free passivation liquid for cleaning of the refrigerating pipe fitting can meet the requirement for high cleanness, enables the refrigerating pipe fitting to have good corrosion resistance, and is beneficial to environmental protection and simplification of the operation technology.

Description

A kind of refrigerating pipe cleaning chromium-free passivation liquid
Technical field
The present invention relates to a kind of technical field of passivator of copper pipe fitting, particularly relate to a kind of refrigerating pipe cleaning chromium-free passivation liquid.
Background technology
The main material of refrigerating pipe is copper and alloy thereof, makes its surface become black, affect its outward appearance and heat conductivility, therefore, must carry out Passivation Treatment to refrigerating pipe because the O2 etc. in air is easy to copper reaction.But, the domestic achievement in research to refrigerating pipe scavenging solution is fewer at present, not yet occur cleaning copper etc. cleaning liquor very well, its purposes and stability fail to obtain certain guarantee, indices after cleaning all fails to meet the clean requirement of refrigeration equipment high standard, more cannot reach the Passivation Treatment requirement to refrigerating pipe.
Summary of the invention
The object of the invention is the shortcoming in order to overcome above-mentioned prior art; a kind of refrigerating pipe is provided to clean chromium-free passivation liquid; this refrigerating pipe cleaning chromium-free passivation liquid can reach the requirement of high level of cleanliness to refrigerating pipe; the Corrosion Protection that refrigerating pipe can be made again to keep good, is conducive to again environment protection, simplifies the operation technique.
The technical solution adopted for the present invention to solve the technical problems is: a kind of refrigerating pipe cleaning chromium-free passivation liquid, be made up of the composition of raw materials component of following mass percent: 10-15 part polyoxyethylene nonylphenol ether, 10-15 part dimethyl formamide, 5-10 part MBT, 5-8 part trimeric cyanamide, 10-20 part sodium sulfate, 8-10 part fluorine zirconic acid, the polymkeric substance of 25-30 part 2-methyl-2-[(1-oxygen-2-propenyl) is amino]-1-propanesulfonic acid list sodium salt, 10-15 part zinc methacrylate, 3-5 part benzilic acid, 50-80 part phenylethyl alcohol, 50-80 part benzpinacone, 80-120 part pyrazine, 100-120 part Triton X-100, 250-300 part deionized water.
Further, 10 parts of polyoxyethylene nonylphenol ethers, 10 parts of dimethyl formamides, 5 parts of MBTs, 5 parts of trimeric cyanamides, 10 parts of sodium sulfate, 8 parts of fluorine zirconic acids, 25 parts of 2-methyl-2-[(1-oxygen-2-propenyl) is amino] polymkeric substance of-1-propanesulfonic acid list sodium salt, 10 parts of zinc methacrylates, 3 parts of benzilic acids, 50 parts of phenylethyl alcohols, 50 parts of benzpinacones, 80 parts of pyrazines, 100 parts of Triton X-100s, 250 parts of deionized waters are comprised.
Or, comprise 15 parts of polyoxyethylene nonylphenol ethers, 15 parts of dimethyl formamides, 10 parts of MBTs, 8 parts of trimeric cyanamides, 20 parts of sodium sulfate, 10 parts of fluorine zirconic acids, 30 parts of 2-methyl-2-[(1-oxygen-2-propenyl) is amino] polymkeric substance of-1-propanesulfonic acid list sodium salt, 15 parts of zinc methacrylates, 5 parts of benzilic acids, 80 parts of phenylethyl alcohols, 80 parts of benzpinacones, 120 parts of pyrazines, 120 parts of Triton X-100s, 300 parts of deionized waters.
In sum, the invention has the beneficial effects as follows: refrigerating pipe cleaning chromium-free passivation liquid of the present invention can reach the requirement of high level of cleanliness to refrigerating pipe, the Corrosion Protection that refrigerating pipe can be made again to keep good, is conducive to again environment protection, simplify the operation technique.
Embodiment
Embodiment 1
A kind of refrigerating pipe cleaning chromium-free passivation liquid described by the present embodiment 1, be made up of the composition of raw materials component of following mass percent: comprise 10 parts of polyoxyethylene nonylphenol ethers, 10 parts of dimethyl formamides, 5 parts of MBTs, 5 parts of trimeric cyanamides, 10 parts of sodium sulfate, 8 parts of fluorine zirconic acids, the polymkeric substance of 25 parts of 2-methyl-2-[(1-oxygen-2-propenyl) is amino]-1-propanesulfonic acid list sodium salts, 10 parts of zinc methacrylates, 3 parts of benzilic acids, 50 parts of phenylethyl alcohols, 50 parts of benzpinacones, 80 parts of pyrazines, 100 parts of Triton X-100s, 250 parts of deionized waters.
Embodiment 2
A kind of refrigerating pipe cleaning chromium-free passivation liquid described by the present embodiment 2, be made up of the composition of raw materials component of following mass percent: comprise 15 parts of polyoxyethylene nonylphenol ethers, 15 parts of dimethyl formamides, 10 parts of MBTs, 8 parts of trimeric cyanamides, 20 parts of sodium sulfate, 10 parts of fluorine zirconic acids, the polymkeric substance of 30 parts of 2-methyl-2-[(1-oxygen-2-propenyl) is amino]-1-propanesulfonic acid list sodium salts, 15 parts of zinc methacrylates, 5 parts of benzilic acids, 80 parts of phenylethyl alcohols, 80 parts of benzpinacones, 120 parts of pyrazines, 120 parts of Triton X-100s, 300 parts of deionized waters.
The above is only preferred embodiment of the present invention, not does any pro forma restriction to principle of the present invention and framework.Every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical scheme of the present invention.

Claims (3)

1. a refrigerating pipe cleaning chromium-free passivation liquid, it is characterized in that, be made up of the composition of raw materials component of following mass percent: 10-15 part polyoxyethylene nonylphenol ether, 10-15 part dimethyl formamide, 5-10 part MBT, 5-8 part trimeric cyanamide, 10-20 part sodium sulfate, 8-10 part fluorine zirconic acid, the polymkeric substance of 25-30 part 2-methyl-2-[(1-oxygen-2-propenyl) is amino]-1-propanesulfonic acid list sodium salt, 10-15 part zinc methacrylate, 3-5 part benzilic acid, 50-80 part phenylethyl alcohol, 50-80 part benzpinacone, 80-120 part pyrazine, 100-120 part Triton X-100, 250-300 part deionized water.
2. a kind of refrigerating pipe cleaning chromium-free passivation liquid according to claim 1, it is characterized in that, comprise 10 parts of polyoxyethylene nonylphenol ethers, 10 parts of dimethyl formamides, 5 parts of MBTs, 5 parts of trimeric cyanamides, 10 parts of sodium sulfate, 8 parts of fluorine zirconic acids, 25 parts of 2-methyl-2-[(1-oxygen-2-propenyl) is amino] polymkeric substance of-1-propanesulfonic acid list sodium salt, 10 parts of zinc methacrylates, 3 parts of benzilic acids, 50 parts of phenylethyl alcohols, 50 parts of benzpinacones, 80 parts of pyrazines, 100 parts of Triton X-100s, 250 parts of deionized waters.
3. a kind of refrigerating pipe cleaning chromium-free passivation liquid according to claim 1, it is characterized in that, comprise 15 parts of polyoxyethylene nonylphenol ethers, 15 parts of dimethyl formamides, 10 parts of MBTs, 8 parts of trimeric cyanamides, 20 parts of sodium sulfate, 10 parts of fluorine zirconic acids, 30 parts of 2-methyl-2-[(1-oxygen-2-propenyl) is amino] polymkeric substance of-1-propanesulfonic acid list sodium salt, 15 parts of zinc methacrylates, 5 parts of benzilic acids, 80 parts of phenylethyl alcohols, 80 parts of benzpinacones, 120 parts of pyrazines, 120 parts of Triton X-100s, 300 parts of deionized waters.
CN201510305250.0A 2015-06-08 2015-06-08 Chromium-free passivation liquid for cleaning of refrigerating pipe fitting Pending CN104988481A (en)

Priority Applications (1)

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CN201510305250.0A CN104988481A (en) 2015-06-08 2015-06-08 Chromium-free passivation liquid for cleaning of refrigerating pipe fitting

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Application Number Priority Date Filing Date Title
CN201510305250.0A CN104988481A (en) 2015-06-08 2015-06-08 Chromium-free passivation liquid for cleaning of refrigerating pipe fitting

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CN104988481A true CN104988481A (en) 2015-10-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111748269A (en) * 2019-03-29 2020-10-09 青岛海尔智能技术研发有限公司 Preservative for aluminum alloy micro-channel heat exchanger, protection method of preservative and heat exchanger

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102041496A (en) * 2009-10-13 2011-05-04 北京中科三环高技术股份有限公司 Chromium-free passivating agent for permanent magnet material and passivating method thereof
CN102787312A (en) * 2012-08-27 2012-11-21 大连工业大学 Chromium-free passivation surface treatment agent for aluminum profile before coating
CN103215611A (en) * 2013-03-27 2013-07-24 沈阳帕卡濑精有限总公司 Phosphorus-free water-based metal cleaning agent
CN103603001A (en) * 2013-11-06 2014-02-26 天津圳鹏清洗技术开发有限公司 Copper alloy low-temperature cleaning agent
CN103882444A (en) * 2012-12-19 2014-06-25 安集微电子(上海)有限公司 Cleaning fluid and its application
CN104046993A (en) * 2014-06-30 2014-09-17 张家港沙龙精密管业有限公司 Anti-rust agent for metal pipeline
CN104449139A (en) * 2014-12-01 2015-03-25 廊坊师范学院 Copper and copper alloy surface passivation coating and preparation method thereof
CN104629945A (en) * 2014-07-15 2015-05-20 韩刚 Zero-emission metal and nonmetal surface cleaning agent with effects of oil removal, rust removal, scale removal, phosphorization, passivation, oxidation resistance and corrosion prevention

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102041496A (en) * 2009-10-13 2011-05-04 北京中科三环高技术股份有限公司 Chromium-free passivating agent for permanent magnet material and passivating method thereof
CN102787312A (en) * 2012-08-27 2012-11-21 大连工业大学 Chromium-free passivation surface treatment agent for aluminum profile before coating
CN103882444A (en) * 2012-12-19 2014-06-25 安集微电子(上海)有限公司 Cleaning fluid and its application
CN103215611A (en) * 2013-03-27 2013-07-24 沈阳帕卡濑精有限总公司 Phosphorus-free water-based metal cleaning agent
CN103603001A (en) * 2013-11-06 2014-02-26 天津圳鹏清洗技术开发有限公司 Copper alloy low-temperature cleaning agent
CN104046993A (en) * 2014-06-30 2014-09-17 张家港沙龙精密管业有限公司 Anti-rust agent for metal pipeline
CN104629945A (en) * 2014-07-15 2015-05-20 韩刚 Zero-emission metal and nonmetal surface cleaning agent with effects of oil removal, rust removal, scale removal, phosphorization, passivation, oxidation resistance and corrosion prevention
CN104449139A (en) * 2014-12-01 2015-03-25 廊坊师范学院 Copper and copper alloy surface passivation coating and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111748269A (en) * 2019-03-29 2020-10-09 青岛海尔智能技术研发有限公司 Preservative for aluminum alloy micro-channel heat exchanger, protection method of preservative and heat exchanger

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