CN106929871A - A kind of automobile component surface treatment grease removing composition - Google Patents
A kind of automobile component surface treatment grease removing composition Download PDFInfo
- Publication number
- CN106929871A CN106929871A CN201710085670.1A CN201710085670A CN106929871A CN 106929871 A CN106929871 A CN 106929871A CN 201710085670 A CN201710085670 A CN 201710085670A CN 106929871 A CN106929871 A CN 106929871A
- Authority
- CN
- China
- Prior art keywords
- removing composition
- grease removing
- alkali metal
- potassium
- automobile component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/22—Light metals
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/19—Iron or steel
Abstract
The invention belongs to field of metal surface treatment, it is related to a kind of car surface treatment grease removing composition, it is included：i）Selected from the alkaline matter of alkali metal hydroxide；ii）Selected from the alkalescent material of alkali metal salt；iii）Selected from polyacrylate and the anion surfactant of poly-methyl acrylate；And iv）Deionized water.Automobile component surface treatment of the invention does not include phosphorus and nitrogen with grease removing composition, the features such as easily changing colour for aluminium, there is Natural Oxide Film, meets high request of the aluminium film pre-treatment to cleaning, it is possible to achieve aluminium plate etching, the balance of inhibition.Automobile component surface treatment of the invention is non-aging with grease removing composition, recyclable, it is not necessary to be continually updated.
Description
Technical field
The invention belongs to field of metal surface treatment.In particular it relates to a kind of automobile component surface treatment is used
Grease removing composition.
Background technology
With automobile, the development of aircraft industry, more and more widely using aluminium alloy forging forming, can both mitigate workpiece itself
Weight can reach the hard function of steel part again.Aluminium alloy forging and stamping during, on forging die inwall figure releasing agent, to prevent aluminium
Alloy sticks together when forging and pressing with mould.Again can be by the oil pollution on lathe in workpiece depanning.Additionally, in turning process
Also emulsion, aluminium skimmings etc. are had to be bonded on Al alloy parts.Generally these workpiece are surface-treated to ensure workpiece table
Face is clean, can enter next procedure.
Additionally, above-mentioned workpiece is in use for some time, some spots often can be on the surface infected with.
In order to ensure the safety in utilization of Al alloy parts, the neat and tidy of outward appearance and increase the service life.Would generally adopt
Ungrease treatment is carried out to metal surface with degreasing agent.
CN104746087A discloses a kind of metal high-performance degreasing agent, and it includes APES, dialkyl group
Benzene sulfonic acid sodium salt, tertiary sodium phosphate, isopropanol, sodium metasilicate and deionized water.
CN104674275A discloses a kind of degreasing degreasing detergent, its include pentaerythrite, dihydroxypropane single-ethyl ether,
Cocamidopropyl propyl amide amine oxide, phosphocellulose matter orthophosphoric acid, dodecyl dimethyl benzyl ammonium chloride, surfactant, ethanol
Amine and triethanolamine mixture.
Conventional degreasing agent of the prior art is general phosphorous, nitrogenous, and its treatment direct discharging of waste water can cause serious ring
Border is polluted, and directly discharge can not significantly increase scale wastewater treatment cost again.With the high speed development of social economy, the energy is tight
, environmental pollution, shortage of resources the problems such as become increasingly conspicuous, for energy-saving and emission-reducing product the need for it is more and more urgent.
Additionally, conventional degreasing agent of the prior art is also mainly for cold-rolled steel sheet or galvanized sheet, without for aluminium plate
The characteristics of, such as aluminium plate easily changes colour, and there is oxide-film etc..Furthermore, existing conventional degreasing agent is easily aging, it is necessary to frequency
Changed numerously.
So as to this area is in the urgent need to a kind of degreasing agent for aluminium plate feature.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of new degreasing agent, and it does not include phosphorus and nitrogen, and can be special
For aluminium it is easy to change, there is Natural Oxide Film the features such as.
Technology technical problem to be solved by this invention can be resolved by the following technical programs：
According to an aspect of the present invention, there is provided a kind of automobile component surface treatment grease removing composition, it is included：
i）Selected from the alkaline matter of alkali metal hydroxide；
ii）Selected from the alkalescent material of alkali metal salt；
iii）Selected from polyacrylate and the anion surfactant of poly-methyl acrylate；With
iv）Deionized water.
According to another aspect of the present invention, there is provided a kind of automobile component surface ungrease treatment method, it includes above-mentioned taking off
Oil/fat composition is put into a storage tank, makes automobile component pass through the storage tank to allow the grease removing composition to impregnate the automobile component
100-200 seconds.
Automobile component surface treatment of the invention does not include phosphorus and nitrogen with grease removing composition, easily changes colour for aluminium, deposits
The features such as Natural Oxide Film, aluminium film pre-treatment is met to the high request that cleans, it is possible to achieve aluminium plate etching, inhibition
Balance.Automobile component surface treatment of the invention is non-aging with grease removing composition, recyclable, it is not necessary to continually
It is updated.The aluminium alloy automobile part processed with grease removing composition of the invention has bright and clean surface.
Specific embodiment
Technical solution of the present invention is described in detail below.
It is an aspect of this invention to provide that providing a kind of car surface treatment grease removing composition, it is included：
i）Selected from the alkaline matter of alkali metal hydroxide；
ii）Selected from the alkalescent material of alkali metal salt；
iii）Selected from polyacrylate and the anion surfactant of poly-methyl acrylate；With
iv）Deionized water.
Used as a key character of the present composition, grease removing composition of the invention does not include phosphorus and nitrogen.
The alkaline hydrated oxide is selected from NaOH and potassium hydroxide.
The alkali metal salt is selected from alkali carbonate, alkali borate, is selected from sodium carbonate, potassium carbonate, boric acid
Sodium, potassium borate etc..
The anion surfactant is selected from the monovalent metal salt of such as polyacrylic acid and the unit price of polymethylacrylic acid
Slaine, such as Sodium Polyacrylate, polyacrylic acid potassium, sodium polymethacrylate and polymethylacrylic acid potassium.
The pH value of the grease removing composition is in the range of 12-14.
In one embodiment, there is provided a kind of car surface treatment grease removing composition, relatively described grease removing composition
Gross weight meter, it is included：
i）Selected from the alkaline matter 5-10% weight of alkali metal hydroxide；
ii）Selected from the alkalescent material 10-50% weight of alkali metal salt；
iii）Selected from the anion surfactant 3-10% weight of polyacrylate；With
iv）Deionized water surplus.
In one embodiment, there is provided a kind of car surface treatment grease removing composition, relatively described grease removing composition
Gross weight meter, it is included：
Potassium hydroxide 5-10%
Potassium borate 10-25%
Potassium carbonate 10-20%
Polyacrylic acid potassium 5-10%
Deionized water surplus.
In one embodiment, there is provided a kind of car surface treatment grease removing composition, relatively described grease removing composition
Gross weight meter, it is included：
Potassium hydroxide 10%
Potassium borate 15%
Potassium carbonate 15%
Polyacrylic acid potassium 8%
Deionized water surplus.
In one embodiment, there is provided a kind of car surface treatment grease removing composition, relatively described grease removing composition
Gross weight meter, it is included：
NaOH 10%
Boratex 15%
Sodium carbonate 15%
Sodium Polyacrylate 8%
Deionized water surplus.
In one embodiment, there is provided a kind of car surface treatment grease removing composition, relatively described grease removing composition
Gross weight meter, it is included：
NaOH 8%
Boratex 20%
Sodium carbonate 15%
Sodium Polyacrylate 10%
Deionized water surplus.
In one embodiment, there is provided a kind of car surface treatment grease removing composition, relatively described grease removing composition
Gross weight meter, it is included：
NaOH 5%
Boratex 25%
Sodium carbonate 20%
Sodium Polyacrylate 8%
Deionized water surplus.
In one embodiment, there is provided a kind of car surface treatment grease removing composition, relatively described grease removing composition
Gross weight meter, it is included：
NaOH 5%
Potassium hydroxide 5%
Boratex 15%
Potassium carbonate 20%
Sodium polymethacrylate 7%
Deionized water surplus.
Grease removing composition of the invention can Reusability, in use, determined the need for by the measure of pH value
The fresh grease removing composition of supplement.
According to another aspect of the present invention, there is provided a kind of automobile component surface ungrease treatment method, it includes above-mentioned taking off
Oil/fat composition is put into a storage tank, makes automobile component pass through the storage tank to allow the grease removing composition to impregnate the automobile component
100-200 seconds, such as 150 seconds.
The dipping can be carried out at room temperature, preferably be carried out at 10 DEG C to 35 DEG C.
The automobile component can be stainless steel automobile component, aluminium alloy automobile part.More particularly, the automobile component is
Aluminium alloy automobile part.
Unless explicitly pointed out in addition in this manual, otherwise, technical term used herein and scientific terminology have
There is the implication identical implication being generally understood that with those of ordinary skill in the art.
In the present note, all numerals for representing quantity, percentage, weight portion etc are understood in all cases
Modified by term " about ".
With reference now to the present invention is described in detail in specific examples below,.However, those skilled in the art are not difficult
Understand, embodiment herein is used only for example purpose, and the scope of the present invention is not limited thereto.
Embodiment
In the examples below, grease removing composition of the invention, and degreasing power, quarter to gained grease removing composition are prepared
Erosion rate, foaming properties, anti-miscellaneous oiliness energy and stability are tested and evaluated.
Degreasing power method of testing:
A：It is completely clean with holding surface plate surface to be wiped from organic solvent (ethanol or ethylene glycol monobutyl ether)；
B：In the clean uniform oiling of plate surface, aging seven days of room temperature condition；
C：20g/L degreasing working solution 5L are prepared, wherein activating agent addition is 2g/L, in 50 ± 5 DEG C of dipping cleaning 2min；
D：Plate surface is rinsed with deionized water, detection moisture film is continuous, tests three times and record data.
Test request：Moisture film is continuous, degreasing rate reach 99.5% and more than.
Etching rate method of testing：
A：Surface of aluminum plate (aluminium sheet model 6014) to the completely clean and record M that weighs is wiped with absolute ethyl alcohol0；
B：Prepare 20g/L degreasing working solutions 5L, pH controls are 2g/L in 11.0, wherein activating agent addition, by aluminium sheet 50 ±
5 DEG C of dipping 5min；
C：Aluminium sheet is cleaned with pure water, cold wind is dried up and the record M that weighs1, calculated according to below equation：
D=(M0-M1)/2S, (D is etching rate, and S is aluminium sheet area)
Parallel testing three times, and record data.
Test request：D answers≤1.0g/m2。
Foaming properties test method：
A：10g/L degreasing working solution 5L are prepared, wherein activating agent addition is 1g/L, takes the degreasing working solution of 50ml in 100ml
In tool plug graduated cylinder；
B：Graduated cylinder is covered tightly, the constant temperature 15min in 50 ± 2 DEG C of water-baths；
C：Tool plug graduated cylinder is taken out, graduated cylinder is acutely rocked up and down 10 times (in 5 seconds), open tool plug, recorded after graduated cylinder is placed 1 minute
Foam reading now.
Test request：Foam height≤5ml after 1min.
Resist miscellaneous oily performance test methods：
A：20g/L degreasing working solution 5L are prepared, wherein activating agent addition is 2g/L, and 0.5% is added in this degreasing working solution
Weight or volume fraction (>5g/l) anti-rust oil；
B：Foregoing degreasing power method of testing is repeated, then with 20g/L degreasings working solution in 50 ± 5 DEG C of cleaning showers
100s, test is mixed into the oil removing degreasing rate of degreasing working solution after anti-rust oil.
Test request：Moisture film is continuous, degreasing rate reach 99.5% and more than.
Stability test method：
A：Appropriate degreasing agent is taken respectively in tri- sample bottles of 250ml, -2 DEG C are respectively placed in（24 hours）, 40 DEG C (24 hours) and
Room temperature three months；
B：Under three kinds of different temperatures of observation in sample bottle degreasing agent stability.
Test request：Sample appearance clear, without layering.
Embodiment 1：The preparation of grease removing composition
Grease removing composition of the invention is prepared according to following percentage by weight composition：
Potassium hydroxide 10%
Potassium borate 15%
Potassium carbonate 15%
Polyacrylic acid potassium 8%
Deionized water surplus.
Gained grease removing composition keeps sufficient mobility at 10 DEG C, is suitable at low temperature taking off automobile component
Fat treatment.
Embodiment 2：The preparation of grease removing composition
Grease removing composition of the invention is prepared according to following percentage by weight composition：
NaOH 10%
Boratex 15%
Sodium carbonate 15%
Sodium Polyacrylate 8%
Deionized water surplus.
Gained grease removing composition keeps sufficient mobility at 10 DEG C, is suitable at low temperature taking off automobile component
Fat treatment.
Embodiment 3：The preparation of grease removing composition
Grease removing composition of the invention is prepared according to following percentage by weight composition：
NaOH 8%
Boratex 20%
Sodium carbonate 15%
Sodium Polyacrylate 10%
Deionized water surplus.
Gained grease removing composition keeps sufficient mobility at 10 DEG C, is suitable at low temperature taking off automobile component
Fat treatment.
Embodiment 4：The preparation of grease removing composition
Grease removing composition of the invention is prepared according to following percentage by weight composition：
NaOH 5%
Boratex 25%
Sodium carbonate 20%
Sodium Polyacrylate 8%
Deionized water surplus.
Gained grease removing composition keeps sufficient mobility at 10 DEG C, is suitable at low temperature taking off automobile component
Fat treatment.
Embodiment 5：The preparation of grease removing composition
Grease removing composition of the invention is prepared according to following percentage by weight composition：
NaOH 5%
Potassium hydroxide 5%
Boratex 15%
Potassium carbonate 20%
Sodium polymethacrylate 7%
Deionized water surplus.
Gained grease removing composition keeps sufficient mobility at 10 DEG C, is suitable at low temperature taking off automobile component
Fat treatment.
Embodiment 6：The performance evaluation of grease removing composition
Stability to preparing the grease removing composition for obtaining in embodiment 1-5 is tested.And by gained grease removing composition and from
Product G ardoclean S5176 (phosphorous) that Chemetall companies obtain is respectively put into a storage tank, passes through automobile component
Each storage tank is allowing grease removing composition dipping with the aluminium alloy car part 150 seconds of batch.
Aluminium alloy part any surface finish, noresidue oil film, without damage are found after ungrease treatment.Summarized to gained in following table
The result that the degreasing power of grease removing composition, etching rate, foaming properties, anti-miscellaneous oiliness can be evaluated.
The performance evaluation of the gained grease removing composition of table 1
| Degreasing power | Etching rate | Foaming properties | Resist miscellaneous oiliness energy | Stability | |
| Embodiment 1 | Moisture film is continuous | ≤1.0g/m2 | ≦5ml | It is qualified | It is qualified |
| Embodiment 2 | Moisture film is continuous | ≤1.0g/m2 | ≦5ml | It is qualified | It is qualified |
| Embodiment 3 | Moisture film is continuous | ≤1.0g/m2 | ≦5ml | It is qualified | It is qualified |
| Embodiment 4 | Moisture film is continuous | ≤1.0g/m2 | ≦5ml | It is qualified | It is qualified |
| Embodiment 5 | Moisture film is continuous | ≤1.0g/m2 | ≦5ml | It is qualified | It is qualified |
| Gardoclean S5176 (phosphorous) | Moisture film is continuous | ≤1.0g/m2 | ≦5ml | It is qualified | It is qualified |
As can be seen from the above table, the grease removing composition that the present invention is provided is storage-stable at room temperature, and provides good taking off
Fat effect.
Although having represented and having discussed some aspects of the invention, those skilled in the art should realize
Arrive, above-mentioned aspect can be changed under conditions of without departing substantially from the principle of the invention and spirit, therefore the scope of the present invention will
Limited by claim and equivalent content.
Claims (10)
1. a kind of car surface treatment grease removing composition, it is characterised in that include：
i）Selected from the alkaline matter of alkali metal hydroxide；
ii）Selected from the alkalescent material of alkali metal salt；
iii）Selected from polyacrylate and the anion surfactant of poly-methyl acrylate；With
iv）Deionized water.
2. grease removing composition according to claim 1, it is characterised in that the gross weight meter of relatively described grease removing composition,
It is included：
i）Selected from the alkaline matter 5-10% weight of alkali metal hydroxide；
ii）Selected from the alkalescent material 10-50% weight of alkali metal salt；
iii）Selected from the anion surfactant 5-10% weight of polyacrylate；With
iv）Deionized water surplus.
3. grease removing composition according to claim 1 and 2, it is characterised in that the alkaline hydrated oxide is selected from hydroxide
Sodium and potassium hydroxide.
4. grease removing composition according to claim 1 and 2, it is characterised in that the alkali metal salt is selected from alkali metal carbonic acid
Salt and alkali borate.
5. grease removing composition according to claim 4, it is characterised in that the alkali metal salt be selected from sodium carbonate, potassium carbonate,
Boratex and potassium borate.
6. grease removing composition according to claim 1 and 2, it is characterised in that the anion surfactant is selected from poly-
The monovalent metal salt of acrylic acid monovalent metal salt and polymethylacrylic acid.
7. grease removing composition according to claim 6, it is characterised in that the anion surfactant is selected from polypropylene
Sour sodium, polyacrylic acid potassium, sodium polymethacrylate and polymethylacrylic acid potassium.
8. grease removing composition according to claim 1, it is characterised in that the gross weight meter of relatively described grease removing composition,
It is included：
Potassium hydroxide 5-10%
Potassium borate 10-25%
Potassium carbonate 10-20%
Polyacrylic acid potassium 3-10%
Deionized water surplus.
9. grease removing composition according to claim 1, it is characterised in that the composition does not include phosphorus and nitrogen.
10. a kind of automobile component surface ungrease treatment method, it is included the degreasing according to any one of claim 1-9
Composition is put into a storage tank, makes automobile component pass through the storage tank to allow the grease removing composition to impregnate the automobile component
100-200 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710085670.1A CN106929871A (en) | 2017-02-17 | 2017-02-17 | A kind of automobile component surface treatment grease removing composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710085670.1A CN106929871A (en) | 2017-02-17 | 2017-02-17 | A kind of automobile component surface treatment grease removing composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106929871A true CN106929871A (en) | 2017-07-07 |
Family
ID=59423676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710085670.1A Pending CN106929871A (en) | 2017-02-17 | 2017-02-17 | A kind of automobile component surface treatment grease removing composition |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108166007A (en) * | 2017-12-29 | 2018-06-15 | 南京科润工业介质股份有限公司 | A kind of environmentally friendly functional water base degreasing agent for before coated metal and preparation method and application |
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| CN1478923A (en) * | 2003-06-28 | 2004-03-03 | 东风汽车公司 | Water soluble composition used for greasy oil removing on surface |
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| CN108166007A (en) * | 2017-12-29 | 2018-06-15 | 南京科润工业介质股份有限公司 | A kind of environmentally friendly functional water base degreasing agent for before coated metal and preparation method and application |
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Application publication date: 20170707 |