CN101684560A - Environmentally-friendly phosphating metal anti-rust agent - Google Patents
Environmentally-friendly phosphating metal anti-rust agent Download PDFInfo
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- CN101684560A CN101684560A CN200810216502A CN200810216502A CN101684560A CN 101684560 A CN101684560 A CN 101684560A CN 200810216502 A CN200810216502 A CN 200810216502A CN 200810216502 A CN200810216502 A CN 200810216502A CN 101684560 A CN101684560 A CN 101684560A
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- metal anti
- rust agent
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- Chemical Treatment Of Metals (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The invention relates to the chemical field and provides an environmentally-friendly metal anti-rust agent. The metal anti-rust agent contains amine carboxyl complexing agent, organic phosphoric acidand divalent and trivalent metal ionic compound, and the mass ratio of the three raw material components is 10-45: 10-45: 1-10. The environmentally-friendly phosphating metal anti-rust agent providedby the embodiment of the invention is low in phosphorus content and has low cost and good anti-rust effect without dangerous substance.
Description
Technical field
The present invention relates to a kind of chemical substance, particularly a kind of environmentally-friendly phosphating metal anti-rust agent can be used for Coating Pretreatment or is directly used in metal rust preventing.
Background technology
The antirust processing that industrial a large amount of metal material needs, but present phosphatization antirust agent is because the phosphorus content height produces the phosphorus pollution to environment easily.
Summary of the invention
The embodiment of the invention provides a kind of phosphorus content low, and the environmentally-friendly phosphating metal anti-rust agent of no Hazardous substances can be used for Coating Pretreatment or is directly used in metal rust preventing.
Environmentally-friendly phosphating metal anti-rust agent embodiment provided by the present invention is achieved through the following technical solutions:
A kind of environmentally-friendly phosphating metal anti-rust agent comprises amine carboxylic complexing agent, organic phosphoric acid and divalence and trivalent metal ion compound, and the mass ratio of these three kinds of feed composition is 10-45: 10-45: 1-10.
According to above-mentioned principal character, described amine carboxylic complexing agent, organic phosphoric acid and divalence and trivalent metal ion compound quality ratio are 20: 30: 5.
According to above-mentioned principal character, described amine carboxylic complexing agent comprises: diethyl pentetic acid sodium (DTPA), Monoethanolamine MEA BASF, diethanolamine or trolamine.
According to above-mentioned principal character, described organic phosphoric acid comprises: triethyl phosphonic acids, an ethylphosphonic acid or phytic acid.
According to above-mentioned principal character, described divalence and trivalent metal ion compound comprise: Fe
3+, Ca
2+, Al
3+, Mg
2+, Zn
2+
Technique scheme has following beneficial effect: the environmentally-friendly phosphating metal anti-rust agent phosphorus content that the embodiment of the invention provides is low, no Hazardous substances, and cost is low, favorable rust preventing effect.
Embodiment
Technical scheme is for a better understanding of the present invention described embodiment provided by the invention below in detail.
A kind of environmentally-friendly phosphating metal anti-rust agent comprises amine carboxylic complexing agent, organic phosphoric acid and divalence and trivalent metal ion compound, and the mass ratio of these three kinds of feed composition is 10-45: 10-45: 1-10.
Further, described amine carboxylic complexing agent, organic phosphoric acid and divalence and trivalent metal ion compound quality ratio are 20: 30: 5.
Further, described amine carboxylic complexing agent comprises: Monoethanolamine MEA BASF, diethanolamine or trolamine, DTPA (diethyl pentetic acid sodium).
Further, described organic phosphoric acid comprises: triethyl phosphonic acids, an ethylphosphonic acid or phytic acid.
According to above-mentioned principal character, described divalence and trivalent metal ion compound comprise: Fe
3+, Ca
2+, Al
3+, Mg
2+Or Zn
2+
Embodiment 1: get DTPA (diethyl pentetic acid sodium): phytic acid: Zn
2+=20: 30: 5, use blending meanss such as stirring or grinding to mix and to obtain the environmentally-friendly phosphating metal anti-rust agent that the embodiment of the invention provides.
Embodiment 2: get DTPA (diethyl pentetic acid sodium): phytic acid: Mg
2+=20: 30: 1, use blending meanss such as stirring or grinding to mix and to obtain the environmentally-friendly phosphating metal anti-rust agent that the embodiment of the invention provides.
Embodiment 3: get DTPA (diethyl pentetic acid sodium): phytic acid: Al
3+=20: 30: 1, use blending meanss such as stirring or grinding to mix and to obtain the environmentally-friendly phosphating metal anti-rust agent that the embodiment of the invention provides.
The embodiment of the invention also provides a kind of environment-friendly liquid phosphating metal anti-rust agent, comprises above-mentioned environmentally-friendly phosphating metal anti-rust agent and water.
Above-mentioned raw materials is added each component raw material in the entry according to aforementioned proportion, stirring to obtain this environment-friendly liquid phosphating metal anti-rust agent, or the above-mentioned environmentally-friendly phosphating metal anti-rust agent that obtains added can obtain the environment-friendly liquid phosphating metal anti-rust agent that the embodiment of the invention provides in the entry.
Phosphorus content has only the 1/5-1/10 of phosphorus content in the conventional phosphatization liquid and does not have the solid precipitation generation in the environmentally-friendly phosphating metal anti-rust agent product that the embodiment of the invention provides.
Extremely thin and the firm closely knit organic phosphatize phosphate coat of one deck that the environmentally-friendly phosphating metal anti-rust agent product that the embodiment of the invention provides can form in the metallic surface has the erosion resistance of height.The anti-cupric sulphate dropping test time of process surpasses one minute, and high temperature (45 ℃) high humidity (relative humidity 95%) test the corrosion time occurred above 48 hours; Electroconductibility is fine.
The environmentally-friendly phosphating metal anti-rust agent product that the embodiment of the invention provides is good to all kinds of coating wettabilitys, and good coupling is arranged, and can strengthen adhesive force of coatings greatly, adhesive force of coatings after adhesive force of coatings is higher than conventional bonderizing after environmentally-friendly phosphating is handled; The environmentally-friendly phosphating film thickness that the environmentally-friendly phosphating metal anti-rust agent product that the embodiment of the invention provides produces has only the 1/20-1/50 of conventional phosphatize phosphate coat thickness, thereby this environmentally-friendly phosphating metal anti-rust agent life cycle is long, effective constituent consumption seldom, comprehensive cost is lower than conventional bonderizing cost.
The environmentally-friendly phosphating metal anti-rust agent method for product that using the embodiment of the invention provides is: the iron and steel parts deoiling cleans, clean through rust cleaning again, obtain behind the clean surface again to carry out 60 ℃-70 ℃ of phosphatization phosphatization temperatures for environmentally-friendly phosphating metal anti-rust agent employing immersion type or spray mode that the embodiment of the invention of 2.5%-3.5% provides with concentration, phosphating time 5-15 minute, clean after can reach antirust purpose after 80 ℃ of-130 ℃ of oven dry after the phosphatization with clear water (preferably pure water) rinsing.
More than a kind of environmentally-friendly phosphating metal anti-rust agent and environment-friendly liquid phosphating metal anti-rust agent that the embodiment of the invention provided are described in detail, for one of ordinary skill in the art, thought according to the embodiment of the invention, part in specific embodiments and applications all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (6)
1, a kind of environmentally-friendly phosphating metal anti-rust agent is characterized in that, comprises amine carboxylic complexing agent, organic phosphoric acid and divalence and trivalent metal ion compound, and the mass ratio of these three kinds of feed composition is 10-45: 10-45: 1-10.
2, environmentally-friendly phosphating metal anti-rust agent as claimed in claim 1 is characterized in that, described amine carboxylic complexing agent, organic phosphoric acid and divalence and trivalent metal ion compound quality ratio are 20: 30: 5.
3, environmentally-friendly phosphating metal anti-rust agent as claimed in claim 1 is characterized in that, described amine carboxylic complexing agent comprises: Monoethanolamine MEA BASF, diethyl pentetic acid sodium, diethanolamine or trolamine.
4, environmentally-friendly phosphating metal anti-rust agent as claimed in claim 1 is characterized in that, described organic phosphoric acid comprises: triethyl phosphonic acids, an ethylphosphonic acid or phytic acid.
5, environmentally-friendly phosphating metal anti-rust agent as claimed in claim 1 is characterized in that, described divalence and trivalent metal ion compound comprise: Fe
3+, Ca
2+, Al
3+, Mg
2+Or Zn
2+
6, a kind of environment-friendly liquid phosphating metal anti-rust agent is characterized in that, comprises claim 1-5 any one described environmentally-friendly phosphating metal anti-rust agent and water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810216502A CN101684560A (en) | 2008-09-24 | 2008-09-24 | Environmentally-friendly phosphating metal anti-rust agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810216502A CN101684560A (en) | 2008-09-24 | 2008-09-24 | Environmentally-friendly phosphating metal anti-rust agent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101684560A true CN101684560A (en) | 2010-03-31 |
Family
ID=42047926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810216502A Pending CN101684560A (en) | 2008-09-24 | 2008-09-24 | Environmentally-friendly phosphating metal anti-rust agent |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109280910A (en) * | 2018-10-10 | 2019-01-29 | 安徽腾龙泵阀制造有限公司 | A kind of chemical pump surface granosealing technique |
-
2008
- 2008-09-24 CN CN200810216502A patent/CN101684560A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109280910A (en) * | 2018-10-10 | 2019-01-29 | 安徽腾龙泵阀制造有限公司 | A kind of chemical pump surface granosealing technique |
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| PB01 | Publication | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN RTS CLEANING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHENZHEN JIELILONG FINE CHEMICAL CO., LTD. Effective date: 20110722 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 518000 WEST SIDE OF 1/F, BUILDING E, DA NANHAI GUANGFA INDUSTRIAL PARK, YANLUO INDUSTRIAL ZONE, LUOTIAN COMMUNITY, SONGGANG SUBDISTRICT, BAO AN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE TO: 518000 4/F, BUILDING 3, SHANGHENGLANG INDUSTRIAL ZONE 4, TONGSHENG COMMUNITY, DALANG SUBDISTRICT OFFICE, BAO AN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20110722 Address after: 518000, Guangdong, Shenzhen province Baoan District big wave street, with the community wins the upper Lang Lang fourth industrial zone third, Fourth Applicant after: Shenzhen Jielilong Fine Chemical Co., Ltd. Address before: 518000, Shenzhen, Guangdong, Baoan District, Songgang street, Luotian community, Yan Luo Industrial Zone, Nanhai Nanhai GF Industrial Park, E building, west of the first floor Applicant before: Shenzhen Jielilong Fine Chemical Co., Ltd. |
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| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20100331 |