CN100457970C - Non-nitrite water base antirusting agent - Google Patents
Non-nitrite water base antirusting agent Download PDFInfo
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- CN100457970C CN100457970C CNB031111718A CN03111171A CN100457970C CN 100457970 C CN100457970 C CN 100457970C CN B031111718 A CNB031111718 A CN B031111718A CN 03111171 A CN03111171 A CN 03111171A CN 100457970 C CN100457970 C CN 100457970C
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Abstract
A non-nitrite water-base antirusting agent for cast iron and steel contains component A and B. Its advantages are high antirusting effect, durable acting (6 months), and no poison.
Description
(1) technical field under:
The present invention is a kind of water-base metal antirust agent, and it is antirust to be used for mechanical workout manufacturing ferrous metal, particularly a kind of non-nitrous salt type water-based antirust.
(2) background technology:
At present the overwhelming majority contains Sodium Nitrite in the used ferrous metal water-based antirust of mechanical workout manufacturing (as automobile making).Nitrite type water-based antirust has obvious advantages such as price is low, respond well and easy to use, so be widely used.But nitrite has severe toxicity, is the carcinogenic substance of generally acknowledging in the world, industrially developed country on environmental regulation to Sodium Nitrite use and discharging has been done strict restriction until forbidding.
(3) technical scheme:
The objective of the invention is to develop at the problem that nitrite type water-based antirust product exists, the synthesizing new inhibiter replaces nitrite, and product of the present invention has reached the technical feature level of nitrite type water-based antirust, and alternative nitrite type water-based antirust uses.This product is the non-toxic, environmental friendly product.
Non-nitrous salt type water-based antirust is characterized by: non-nitrous salt type water-based antirust is made of the B component that contains component A, and the ratio range of each composition of the component A that wherein contains is:
Component A moiety: wt%
Sorbyl alcohol (one-level industrial goods, 〉=70%) 35--46
Trolamine (one-level industrial goods, 〉=85%) 22--34
Phenylformic acid (one-level industrial goods, 〉=99%) 10--23
Boric acid (one-level industrial goods, 〉=99%) 13--25
Method for making is: sorbyl alcohol is heated to 50-80 ℃, makes it to dissolve fully; Trolamine is joined in the sorbyl alcohol after dissolving, stir; In said mixture, slowly add phenylformic acid, stir simultaneously, and be heated to 80-110 ℃, phenylformic acid is dissolved fully; In said mixture, slowly add boric acid, stir simultaneously, and be heated to 110-120 ℃, boric acid is dissolved fully; Said mixture continue is stirred and heating, when temperature reaches 120 ℃ ± 10 ℃, remained under this temperature isothermal reaction 2 hours, stop heating then, continue to stir, when temperature is reduced to 100 ℃, stop to stir, this synthetics is component A,
B component moiety: wt%
Component A 22--36
Yellow soda ash (top grade industrial goods, 〉=99%) 2--10
The tap water surplus
Method for making is: when synthetics component A temperature was reduced to 80 ℃ of left and right sides, the tap water to wherein adding specified amount stirred simultaneously, and component A is dissolved in the water fully; In the aqueous solution of said components A, slowly add yellow soda ash, stir simultaneously, dissolve fully until yellow soda ash; Test above-mentioned pH value of solution value with pH precision test paper or pH meter, make its pH value reach 7.0-8.0, sampling 500mL stays inspection, and the B component liquid that obtains is the stoste of product of the present invention.
The technical scheme that realizes the further purpose of the present invention is: non-nitrous salt type water-based antirust is characterized by: it is characterized by: the composition proportion scope of described component A and B component is as follows:
Component A moiety: wt%
Sorbyl alcohol (one-level industrial goods, 〉=70%) 38--44
Trolamine (one-level industrial goods, 〉=85%) 25--30
Phenylformic acid (one-level industrial goods, 〉=99%) 12--18
Boric acid (one-level industrial goods, 〉=99%) 15-22
Method for making is: sorbyl alcohol is heated to 50-80 ℃, makes it to dissolve fully; Trolamine is joined in the sorbyl alcohol after dissolving, stir; In said mixture, slowly add phenylformic acid, stir simultaneously, and be heated to 80-110 ℃, phenylformic acid is dissolved fully; In said mixture, slowly add boric acid, stir simultaneously, and be heated to 110-120 ℃, boric acid is dissolved fully; Said mixture continue is stirred and heating, when temperature reaches 120 ℃ ± 10 ℃, remained under this temperature isothermal reaction 2 hours.Stop heating then, continue to stir, when temperature is reduced to 100 ℃, stop to stir, this synthetics is component A.
B component moiety: wt%
Component A 28--34
The yellow soda ash 4--8 of top grade industrial goods content 〉=99%
The tap water surplus
Method for making is: when synthetics component A temperature was reduced to 80 ℃ of left and right sides, the tap water to wherein adding specified amount stirred simultaneously, and component A is dissolved in the water fully; In the aqueous solution of said components A, slowly add yellow soda ash, stir simultaneously, dissolve fully until yellow soda ash; Test above-mentioned pH value of solution value with pH precision test paper or pH meter, make its pH value reach 7.0-8.0, sampling 500mL stays inspection, and the B component liquid that obtains is the stoste of product of the present invention.
(4) specific embodiments:
Below in conjunction with embodiment invention is described further.
Application examples 1:
Select for use steering knuckle upper arm 40Cr steel forgings blank to carry out the short run rust prevention test, with water base metal cleaning agent part to be tried is cleaned up before the test, and guarantee its surperficial non-corroding, preparation non-nitrous salt type aqueous rustproof liquid, concentration is 10% (wt), heating treats that test solution is to 70-80 ℃, immerse the steering knuckle upper arm part that cleans up in the rust protection liquid respectively, brush soaks time 1-3min, take out the back hot blast drying, put into then on testing laboratory's loft drier Internal baffle on the shelf, open wide chamber door, seldom advance dust, through 6 months hot and humid summer, the part that non-nitrous salt type water-based antirust is soaked in discovery does not produce rust spot, and this explanation non-nitrous salt type water-based antirust Limited Production Test reaches the antirust level of YF-2 rust-preventive agent fully.
Application examples 2:
It is antirust to be used for ironcasting at production scene trial edition invention product replacement nitrite type water-based antirust.Filling 30 liters of concentration in container is that 30-50% (Wt) temperature is the working fluid of the product of the present invention of room temperature, immerses ironcasting after 1-3 minute, proposes with the drying line drying.The a part of part in dry back is investigated rust-preventing characteristic in the production scene, and another part is brought back testing laboratory and investigated.And a part of testpieces is put under the environment in outdoor about-25 ℃ severe winter, and then bring back about 20 ℃ indoor than wet environment, investigate and return white test situation.Through 7 months, corrosion did not still appear in these testpieces.Its rust-proof effect has reached the level of nitrite type water-based antirust.
Application examples 3:
Formal trial edition invention product replaces Sodium Nitrite type rust-preventive agent to be used for ironcasting antirust in the production scene, prepares 2 tons of tank liquors in the first batch, and concentration is 30-50% (Wt), and tank liquor is a room temperature, and the ironcasting rust-proof effect is better than Sodium Nitrite type rust-preventive agent.Result of use is fine always after 6 months.
Tried out as the metal cleaner that the rust-preventive agent component develops by product of the present invention, effect is fine, and this clean-out system has that good antirust property, defoaming are good, energy-conservation, asepsis environment-protecting and advantage such as easy to use.
The performance index of product of the present invention:
| Project | Standard | Detected result |
| Outward appearance | Evenly, not stratified, nothing precipitation liquid | Evenly, not stratified, nothing precipitation brown liquid |
| Moisture and volatile matter content %≤ | 80 | 50 |
| PH value (25 ℃) 10%, 40% | 7.0-11.5 | 9.0-9.5 |
| Defoaming (25 ℃) mL 10% is instant≤and 1min≤40% is instant≤1min≤ | 30 10 30 10 | 10 0 18 0 |
| 80 ± 2 ℃ of 4h levels of corrodibility, 10%45 steel HT300 cast irons≤40%45 steel HT300 cast irons≤ | 0 1 0 1 | 0 0 0 0 |
| Rust-preventing characteristic RH＞95% |
| 45 steel 8h, 50 ± 2 ℃ of 40%h of 50 ± 2 ℃+16h, 26 ± 2 ℃ 10% day 〉=HT300 cast iron 〉= | 20 28 | 20 28 |
| 80 ± 2 ℃ of 8h of high-temperature stability | Evenly, not stratified | Evenly, not stratified |
| Low-temperature stability-30 ± 2 ℃ 24h | After recovering normal temperature, outward appearance is restored, performance is constant | Become solid-state, behind the recovery normal temperature, outward appearance is restored, performance is constant |
Annotate: " standard " content is with reference to ZBY43002-86 " general water-base metal detergent " in the table
Standard and YF-2 nitrite type water-based antirust product standard.
Claims (2)
1, non-nitrous salt type water-based antirust is characterized by: non-nitrous salt type water-based antirust is made of the B component that contains component A, and each composition proportion scope of the component A that wherein contains is:
Component A moiety: wt%
The sorbyl alcohol 35--46 of one-level industrial goods content 〉=70%
The trolamine 22--34 of one-level industrial goods content 〉=85%
The phenylformic acid 10--23 of one-level industrial goods content 〉=99%
The boric acid 13--25 of one-level industrial goods content 〉=99%
Sorbyl alcohol is heated to 50-80 ℃, makes it to dissolve fully; Trolamine is joined in the sorbyl alcohol after dissolving, stir; In said mixture, slowly add phenylformic acid, stir simultaneously, and be heated to 80-110 ℃, phenylformic acid is dissolved fully; In said mixture, slowly add boric acid, stir simultaneously, and be heated to 110-120 ℃, boric acid is dissolved fully; Said mixture continue is stirred and heating, when temperature reaches 120 ℃ ± 10 ℃, remained under this temperature isothermal reaction 2 hours; Stop heating then, continue to stir, when temperature is reduced to 100 ℃, stop to stir, this synthetics is component A;
B component moiety: wt%
Component A 22--36
The yellow soda ash 2--10 of top grade industrial goods content 〉=99%
The tap water surplus
When synthetics component A temperature was reduced to 80 ℃ of left and right sides, the tap water to wherein adding specified amount stirred simultaneously, and component A is dissolved in the water fully; In the aqueous solution of said components A, slowly add yellow soda ash, stir simultaneously, dissolve fully until yellow soda ash; Test above-mentioned pH value of solution value with pH precision test paper or pH meter, make its pH value reach 7.0-8.0, sampling 500mL stays inspection, and the B component liquid that obtains is the stoste of product of the present invention.
2, non-nitrous salt type water-based antirust according to claim 1, it is characterized by: the composition proportion scope of described component A and B component is as follows:
Component A moiety: wt%
The sorbyl alcohol 38--44 of one-level industrial goods content 〉=70%
The trolamine 25--30 of one-level industrial goods content 〉=85%
The phenylformic acid 12--18 of one-level industrial goods content 〉=99%
The boric acid 15--22 of one-level industrial goods content 〉=99%
B component moiety: wt%
Component A 28--34
The yellow soda ash 4--8 of top grade industrial goods content 〉=99%
The tap water surplus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031111718A CN100457970C (en) | 2003-03-13 | 2003-03-13 | Non-nitrite water base antirusting agent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031111718A CN100457970C (en) | 2003-03-13 | 2003-03-13 | Non-nitrite water base antirusting agent |
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| CN1530463A CN1530463A (en) | 2004-09-22 |
| CN100457970C true CN100457970C (en) | 2009-02-04 |
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| CNB031111718A Expired - Fee Related CN100457970C (en) | 2003-03-13 | 2003-03-13 | Non-nitrite water base antirusting agent |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1322265C (en) * | 2004-12-21 | 2007-06-20 | 上海宝钢综合开发公司 | Gas pipe-line composite reinforcement construction and construction method thereof |
| CN102747378B (en) * | 2012-07-24 | 2016-01-20 | 中国第一汽车股份有限公司 | Environmentally-friendly water-based metal cleaner |
| CN103265834B (en) * | 2013-05-24 | 2016-03-09 | 河北欧狮顿石油化工有限公司 | A kind of water-based antirust and preparation technology thereof |
| CN103626418A (en) * | 2013-12-11 | 2014-03-12 | 中国铁道科学研究院金属及化学研究所 | Migrating type composite rebar corrosion inhibitor as well as preparation method and application thereof |
| CN104088883A (en) * | 2014-06-17 | 2014-10-08 | 成都市欣欣高强度紧固件制造有限公司 | Anti-loose zinc-plating connecting pair |
| CN105295556A (en) * | 2015-12-07 | 2016-02-03 | 常熟市中凯仪表有限公司 | Pressure reducer |
| CN110809642A (en) * | 2017-07-04 | 2020-02-18 | 深圳市长宏泰科技有限公司 | Antirust agent, metal workpiece and antirust treatment method of metal workpiece |
| CN109735885B (en) * | 2019-03-12 | 2021-05-18 | 玛斯特(中山)汽车表面技术有限公司 | Pre-plating rust prevention process for steel part |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61217586A (en) * | 1985-03-22 | 1986-09-27 | Nikko Kemikaruzu Kk | Rust preventive additive |
| US4861375A (en) * | 1984-07-30 | 1989-08-29 | Misawa Home Kabushiki Kaisha | Rust preventive composition for steel reinforcements |
| CN1122354A (en) * | 1995-06-13 | 1996-05-15 | 黄浩章 | Anticorrosive rust preventer |
| CN1140189A (en) * | 1996-03-14 | 1997-01-15 | 吴镛俊 | Water anti-rust agent |
-
2003
- 2003-03-13 CN CNB031111718A patent/CN100457970C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4861375A (en) * | 1984-07-30 | 1989-08-29 | Misawa Home Kabushiki Kaisha | Rust preventive composition for steel reinforcements |
| JPS61217586A (en) * | 1985-03-22 | 1986-09-27 | Nikko Kemikaruzu Kk | Rust preventive additive |
| CN1122354A (en) * | 1995-06-13 | 1996-05-15 | 黄浩章 | Anticorrosive rust preventer |
| CN1140189A (en) * | 1996-03-14 | 1997-01-15 | 吴镛俊 | Water anti-rust agent |
Non-Patent Citations (2)
| Title |
|---|
| 非亚硝酸盐型水基防锈剂的研制. 黄竹山，汪玉瑄.汽车工艺与材料，第1期. 2002 |
| 非亚硝酸盐型水基防锈剂的研制. 黄竹山，汪玉瑄.汽车工艺与材料，第1期. 2002 * |
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| CN1530463A (en) | 2004-09-22 |
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Owner name: CHINA FAW CO., LTD. Free format text: FORMER OWNER: CHINA FAW GROUP CORPORATION Effective date: 20120712 |
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Effective date of registration: 20120712 Address after: 130011 Changchun Province, West New Economic and Technological Development Zone, Dongfeng Street, No. 2259, No. Patentee after: China FAW Group Corporation Address before: Dongfeng Street Lvyuan District of Jilin province 130011 Changchun No. 83 Patentee before: China FAW Group Corporation |
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