CN108441851A - A kind of enhanced corrosion-resistant passivator - Google Patents
A kind of enhanced corrosion-resistant passivator Download PDFInfo
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- CN108441851A CN108441851A CN201810322237.XA CN201810322237A CN108441851A CN 108441851 A CN108441851 A CN 108441851A CN 201810322237 A CN201810322237 A CN 201810322237A CN 108441851 A CN108441851 A CN 108441851A
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- smectite
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- enhanced corrosion
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- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/46—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates
- C23C22/47—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates containing also phosphates
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- Chemical Kinetics & Catalysis (AREA)
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- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
The invention discloses a kind of enhanced corrosion-resistant passivator, raw material includes by weight：10 20 parts of Negel, 48 parts of octyl phenol polyoxyethylene ether, 15 parts of cyclohexanone, 0.2 0.8 parts of benzotriazole, 28 parts of polyethylene glycol, 1 10 parts of cerium chloride, 15 parts of boric anhydride, 15 parts of disodium hydrogen phosphate, 5 15 parts of methylcellulose, 39 parts of dodecyl trimethyl ammonium bromide, modified 37 parts of smectite, 10 30 parts of phytic acid, 28 parts of oxalic acid, 25 parts of dispersant, 14 parts of thickener.The present invention has excellent antirust, wear-resisting, corrosion-resistant, cracking resistance, and passivation efficiency is high, and passivation time is short, can form passivating film in metal surface rapidly, even film layer is fine and close, and surface smoothness is good.
Description
Technical field
The present invention relates to passivator fields, and in particular to a kind of enhanced corrosion-resistant passivator.
Background technology
Passivation is so that metal surface is converted into the state for being not easy to be aoxidized, and delay the method for corrosion of metal speed.Separately
Outside, a kind of active metal or alloy, wherein chemism substantially reduce, and as noble metal state the phenomenon that, also cry passivation.
In the prior art, although for metal passivator have certain rust-proof effect, such as corrosion-resistant its
His performance is poor, increasingly cannot be satisfied the demand in market.
Invention content
Technical problems based on background technology, the present invention propose a kind of enhanced corrosion-resistant passivator, have excellent
Different antirust, wear-resisting, corrosion-resistant, cracking resistance, and passivation efficiency is high, passivation time is short, can be formed in metal surface rapidly blunt
Change film, even film layer is fine and close, and surface smoothness is good.
The enhanced corrosion-resistant passivator of one kind proposed by the present invention, raw material include by weight：Negel 10-
20 parts, 4-8 parts of octyl phenol polyoxyethylene ether, 1-5 parts of cyclohexanone, 0.2-0.8 parts of benzotriazole, 2-8 parts of polyethylene glycol, chlorination
1-10 parts of cerium, 1-5 parts of boric anhydride, 1-5 parts of disodium hydrogen phosphate, 5-15 parts of methylcellulose, dodecyl trimethyl ammonium bromide 3-9
Part, modified 3-7 parts of smectite, 10-30 parts of phytic acid, 2-8 parts of oxalic acid, 2-5 parts of dispersant, 1-4 parts of thickener.
Preferably, the preparation method of the modified smectite is：Smectite is smashed, is uniformly mixed with phosphorus powder, fluorine is added
Metatitanic acid, heating, insulation reaction obtain modified smectite.
Preferably, the preparation method of the modified smectite is：Smectite is smashed, is uniformly mixed with phosphorus powder, matter is added
The fluotitanic acid that score is 35-45wt% is measured, is warming up to 35-55 DEG C, insulation reaction 1-2h, obtains modified smectite.
Preferably, the smectite, phosphorus powder, fluotitanic acid weight ratio be 1：0.6-1.3：1.5-2.
Preferably, the one kind of the dispersant in barium stearate, zinc stearate, microcrystalline wax.
Preferably, raw material includes by weight：15 parts of Negel, 5 parts of octyl phenol polyoxyethylene ether, cyclohexanone
4 parts, 0.3 part of benzotriazole, 6 parts of polyethylene glycol, 3 parts of cerium chloride, 4 parts of boric anhydride, 2 parts of disodium hydrogen phosphate, methylcellulose 12
Part, 5 parts of dodecyl trimethyl ammonium bromide, modified 6 parts of smectite, 12 parts of phytic acid, 5 parts of oxalic acid, 3 parts of dispersant, thickener 3
Part.
The enhanced corrosion-resistant passivator of one kind of the present invention, raw material includes polyethylene glycol, cerium chloride, boric anhydride, phosphoric acid hydrogen
Disodium, methylcellulose, dodecyl trimethyl ammonium bromide, Negel, octyl phenol polyoxyethylene ether, cyclohexanone, benzene
Parallel triazole, modified smectite, phytic acid, oxalic acid, dispersant, thickener, water, wherein using the mixed liquor of polyethylene glycol and water as
Solvent adds modified smectite, has an excellent corrosion-resistant and cracking resistance, and with dodecyl trimethyl ammonium bromide, alkyl
Make final passivator that there is excellent antirust and wear-resisting property after sodium naphthalene sulfonate, octyl phenol polyoxyethylene ether compounding, while into one
The corrosion-resistant and cracking resistance of step enhancing passivator.For the present invention in the preparation process of modified smectite, fluotitanic acid can make illiteracy
The structure of saponite and duct change, and increase adsorbance of the smectite to phosphorus powder, and then make modified smectite stable metal
Performance greatly promotes, and corrosion-resistant and cracking resistance is significantly improved.The present invention has excellent antirust, wear-resisting, corrosion-resistant, anti-
Fragility energy, and passivation efficiency is high, passivation time is short, can form passivating film in metal surface rapidly, even film layer is fine and close, surface light
Cleanliness is good.
Specific implementation mode
In the following, technical scheme of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of enhanced corrosion-resistant passivator, raw material include by weight：10 parts of Negel, octyl phenol polyoxy
8 parts of vinethene, 1 part of cyclohexanone, 0.8 part of benzotriazole, 2 parts of polyethylene glycol, 10 parts of cerium chloride, 1 part of boric anhydride, disodium hydrogen phosphate
5 parts, 5 parts of methylcellulose, 9 parts of dodecyl trimethyl ammonium bromide, modified 3 parts of smectite, 30 parts of phytic acid, 2 parts of oxalic acid, dispersion
5 parts of agent, 1 part of thickener.
Embodiment 2
A kind of enhanced corrosion-resistant passivator, raw material include by weight：20 parts of Negel, octyl phenol polyoxy
4 parts of vinethene, 5 parts of cyclohexanone, 0.2 part of benzotriazole, 8 parts of polyethylene glycol, 1 part of cerium chloride, 5 parts of boric anhydride, disodium hydrogen phosphate 1
Part, 15 parts of methylcellulose, 3 parts of dodecyl trimethyl ammonium bromide, modified 7 parts of smectite, 10 parts of phytic acid, 8 parts of oxalic acid, dispersion
2 parts of agent, 4 parts of thickener；
Wherein, the preparation method of the modified smectite is：Smectite is smashed, is uniformly mixed with phosphorus powder, fluorine titanium is added
Acid, heating, insulation reaction obtain modified smectite.
Embodiment 3
A kind of enhanced corrosion-resistant passivator, raw material include by weight：13 parts of Negel, octyl phenol polyoxy
6 parts of vinethene, 3 parts of cyclohexanone, 0.5 part of benzotriazole, 5 parts of polyethylene glycol, 5 parts of cerium chloride, 3 parts of boric anhydride, disodium hydrogen phosphate
2.5 parts, 10 parts of methylcellulose, 7 parts of dodecyl trimethyl ammonium bromide, modified 5 parts of smectite, 17 parts of phytic acid, 4 parts of oxalic acid,
4 parts of dispersant, 2.5 parts of thickener；
Wherein, the preparation method of the modified smectite is：Smectite is smashed, is uniformly mixed with phosphorus powder, quality is added
Score is the fluotitanic acid of 35wt%, is warming up to 55 DEG C, insulation reaction 1h, obtains modified smectite；
The smectite, phosphorus powder, fluotitanic acid weight ratio be 1：1.3：1.5；
The dispersant is barium stearate.
Embodiment 4
A kind of enhanced corrosion-resistant passivator, raw material include by weight：12 parts of Negel, octyl phenol polyoxy
7 parts of vinethene, 2 parts of cyclohexanone, 0.6 part of benzotriazole, 3 parts of polyethylene glycol, 7 parts of cerium chloride, 2 parts of boric anhydride, disodium hydrogen phosphate 3
Part, 8 parts of methylcellulose, 8 parts of dodecyl trimethyl ammonium bromide, modified 4 parts of smectite, 20 parts of phytic acid, 3 parts of oxalic acid, dispersion
4.5 parts of agent, 2 parts of thickener；
Wherein, the preparation method of the modified smectite is：Smectite is smashed, is uniformly mixed with phosphorus powder, quality is added
Score is the fluotitanic acid of 45wt%, is warming up to 35 DEG C, insulation reaction 2h, obtains modified smectite；
The smectite, phosphorus powder, fluotitanic acid weight ratio be 1：0.6：2；
The dispersant is zinc stearate.
Embodiment 5
A kind of enhanced corrosion-resistant passivator, raw material include by weight：15 parts of Negel, octyl phenol polyoxy
5 parts of vinethene, 4 parts of cyclohexanone, 0.3 part of benzotriazole, 6 parts of polyethylene glycol, 3 parts of cerium chloride, 4 parts of boric anhydride, disodium hydrogen phosphate 2
Part, 12 parts of methylcellulose, 5 parts of dodecyl trimethyl ammonium bromide, modified 6 parts of smectite, 12 parts of phytic acid, 5 parts of oxalic acid, dispersion
3 parts of agent, 3 parts of thickener；
Wherein, the preparation method of the modified smectite is：Smectite is smashed, is uniformly mixed with phosphorus powder, quality is added
Score is the fluotitanic acid of 40wt%, is warming up to 45 DEG C, insulation reaction 1.5h, obtains modified smectite；
The smectite, phosphorus powder, fluotitanic acid weight ratio be 1：0.9：1.8；
The dispersant is microcrystalline wax.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of enhanced corrosion-resistant passivator, which is characterized in that its raw material includes by weight：Negel 10-20
Part, 4-8 parts of octyl phenol polyoxyethylene ether, 1-5 parts of cyclohexanone, 0.2-0.8 parts of benzotriazole, 2-8 parts of polyethylene glycol, cerium chloride
1-10 parts, 1-5 parts of boric anhydride, 1-5 parts of disodium hydrogen phosphate, 5-15 parts of methylcellulose, 3-9 parts of dodecyl trimethyl ammonium bromide,
Modified 3-7 parts of smectite, 10-30 parts of phytic acid, 2-8 parts of oxalic acid, 2-5 parts of dispersant, 1-4 parts of thickener.
2. enhanced corrosion-resistant passivator according to claim 1, which is characterized in that the preparation method of the modified smectite
For：Smectite is smashed, is uniformly mixed with phosphorus powder, fluotitanic acid, heating is added, insulation reaction obtains modified smectite.
3. enhanced corrosion-resistant passivator according to claim 1 or claim 2, which is characterized in that the preparation of the modified smectite
Method is：Smectite is smashed, is uniformly mixed with phosphorus powder, the fluotitanic acid that mass fraction is 35-45wt% is added, is warming up to 35-
55 DEG C, insulation reaction 1-2h, obtain modified smectite.
4. according to enhanced corrosion-resistant passivator described in Claims 2 or 3, which is characterized in that the smectite, phosphorus powder, fluorine titanium
The weight ratio of acid is 1：0.6-1.3：1.5-2.
5. enhanced corrosion-resistant passivator according to claim 1, which is characterized in that the dispersant be selected from barium stearate,
One kind in zinc stearate, microcrystalline wax.
6. enhanced corrosion-resistant passivator according to claim 1, which is characterized in that its raw material includes by weight：Alkyl
15 parts of sodium naphthalene sulfonate, 5 parts of octyl phenol polyoxyethylene ether, 4 parts of cyclohexanone, 0.3 part of benzotriazole, 6 parts of polyethylene glycol, cerium chloride
3 parts, 4 parts of boric anhydride, 2 parts of disodium hydrogen phosphate, 12 parts of methylcellulose, 5 parts of dodecyl trimethyl ammonium bromide, modified smectite 6
Part, 12 parts of phytic acid, 5 parts of oxalic acid, 3 parts of dispersant, 3 parts of thickener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810322237.XA CN108441851A (en) | 2018-04-11 | 2018-04-11 | A kind of enhanced corrosion-resistant passivator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810322237.XA CN108441851A (en) | 2018-04-11 | 2018-04-11 | A kind of enhanced corrosion-resistant passivator |
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| Publication Number | Publication Date |
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| CN108441851A true CN108441851A (en) | 2018-08-24 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868465A (en) * | 2019-01-28 | 2019-06-11 | 安徽唯楚新材料有限公司 | A kind of aluminium sheet passivating solution and preparation method thereof |
| CN110144576A (en) * | 2019-07-06 | 2019-08-20 | 安徽舜邦精细化工有限公司 | A kind of Chrome-free galvanizing metal surface treating agent |
| CN111677878A (en) * | 2020-06-16 | 2020-09-18 | 淮南沃力特流体设备有限公司 | Valve with corrosion-resistant and passivated surface and processing technology thereof |
| CN112898861A (en) * | 2019-11-19 | 2021-06-04 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Metal corrosion-resistant coating for power equipment maintenance and preparation method thereof |
-
2018
- 2018-04-11 CN CN201810322237.XA patent/CN108441851A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868465A (en) * | 2019-01-28 | 2019-06-11 | 安徽唯楚新材料有限公司 | A kind of aluminium sheet passivating solution and preparation method thereof |
| CN110144576A (en) * | 2019-07-06 | 2019-08-20 | 安徽舜邦精细化工有限公司 | A kind of Chrome-free galvanizing metal surface treating agent |
| CN110144576B (en) * | 2019-07-06 | 2021-06-29 | 安徽舜邦精细化工有限公司 | Chromium-free galvanized metal surface treatment agent |
| CN112898861A (en) * | 2019-11-19 | 2021-06-04 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Metal corrosion-resistant coating for power equipment maintenance and preparation method thereof |
| CN111677878A (en) * | 2020-06-16 | 2020-09-18 | 淮南沃力特流体设备有限公司 | Valve with corrosion-resistant and passivated surface and processing technology thereof |
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Application publication date: 20180824 |
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