JP6503140B2 - マグネシウム又はマグネシウム合金用腐食防止剤組成物 - Google Patents
マグネシウム又はマグネシウム合金用腐食防止剤組成物 Download PDFInfo
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- JP6503140B2 JP6503140B2 JP2018516172A JP2018516172A JP6503140B2 JP 6503140 B2 JP6503140 B2 JP 6503140B2 JP 2018516172 A JP2018516172 A JP 2018516172A JP 2018516172 A JP2018516172 A JP 2018516172A JP 6503140 B2 JP6503140 B2 JP 6503140B2
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- 238000005260 corrosion Methods 0.000 title claims description 58
- 230000007797 corrosion Effects 0.000 title claims description 58
- 239000011777 magnesium Substances 0.000 title claims description 48
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims description 43
- 229910052749 magnesium Inorganic materials 0.000 title claims description 43
- 229910000861 Mg alloy Inorganic materials 0.000 title claims description 40
- 239000003112 inhibitor Substances 0.000 title claims description 20
- 239000000203 mixture Substances 0.000 title claims description 11
- 150000001875 compounds Chemical class 0.000 claims description 29
- 230000002401 inhibitory effect Effects 0.000 claims description 20
- 150000003839 salts Chemical class 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- LWFUFLREGJMOIZ-UHFFFAOYSA-N 3,5-dinitrosalicylic acid Chemical compound OC(=O)C1=CC([N+]([O-])=O)=CC([N+]([O-])=O)=C1O LWFUFLREGJMOIZ-UHFFFAOYSA-N 0.000 claims description 10
- DLGBEGBHXSAQOC-UHFFFAOYSA-N 2-hydroxy-5-methylbenzoic acid Chemical compound CC1=CC=C(O)C(C(O)=O)=C1 DLGBEGBHXSAQOC-UHFFFAOYSA-N 0.000 claims description 8
- WUBBRNOQWQTFEX-UHFFFAOYSA-N 4-aminosalicylic acid Chemical compound NC1=CC=C(C(O)=O)C(O)=C1 WUBBRNOQWQTFEX-UHFFFAOYSA-N 0.000 claims description 8
- 229960004909 aminosalicylic acid Drugs 0.000 claims description 8
- KBOPZPXVLCULAV-UHFFFAOYSA-N mesalamine Chemical compound NC1=CC=C(O)C(C(O)=O)=C1 KBOPZPXVLCULAV-UHFFFAOYSA-N 0.000 claims description 7
- 229960004963 mesalazine Drugs 0.000 claims description 7
- -1 alkali metal salts Chemical class 0.000 claims description 6
- UYDGECQHZQNTQS-UHFFFAOYSA-N 2-amino-4,6-dimethylpyridine-3-carboxamide Chemical compound CC1=CC(C)=C(C(N)=O)C(N)=N1 UYDGECQHZQNTQS-UHFFFAOYSA-N 0.000 claims description 5
- HCJMNOSIAGSZBM-UHFFFAOYSA-N 6-methylsalicylic acid Chemical compound CC1=CC=CC(O)=C1C(O)=O HCJMNOSIAGSZBM-UHFFFAOYSA-N 0.000 claims description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 5
- 239000011859 microparticle Substances 0.000 claims description 5
- 239000002105 nanoparticle Substances 0.000 claims description 5
- WHSXTWFYRGOBGO-UHFFFAOYSA-N o-cresotic acid Natural products CC1=CC=CC(C(O)=O)=C1O WHSXTWFYRGOBGO-UHFFFAOYSA-N 0.000 claims description 5
- NJESAXZANHETJV-UHFFFAOYSA-N 4-methylsalicylic acid Chemical compound CC1=CC=C(C(O)=O)C(O)=C1 NJESAXZANHETJV-UHFFFAOYSA-N 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 239000008199 coating composition Substances 0.000 claims description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
- 125000001424 substituent group Chemical group 0.000 claims description 4
- YCPXWRQRBFJBPZ-UHFFFAOYSA-N 5-sulfosalicylic acid Chemical compound OC(=O)C1=CC(S(O)(=O)=O)=CC=C1O YCPXWRQRBFJBPZ-UHFFFAOYSA-N 0.000 claims description 3
- UZSDRHVOBLQYCX-UHFFFAOYSA-N 2-amino-6-hydroxybenzoic acid Chemical compound NC1=CC=CC(O)=C1C(O)=O UZSDRHVOBLQYCX-UHFFFAOYSA-N 0.000 claims description 2
- BKRLZOLTNMRSLY-UHFFFAOYSA-N 2-hydroxy-3-sulfobenzoic acid Chemical compound OC(=O)C1=CC=CC(S(O)(=O)=O)=C1O BKRLZOLTNMRSLY-UHFFFAOYSA-N 0.000 claims description 2
- RHLPAVIBWYPLRV-UHFFFAOYSA-N 2-hydroxy-4-sulfobenzoic acid Chemical compound OC(=O)C1=CC=C(S(O)(=O)=O)C=C1O RHLPAVIBWYPLRV-UHFFFAOYSA-N 0.000 claims description 2
- DWXQWHJDTRJORM-UHFFFAOYSA-N 2-hydroxy-6-sulfobenzoic acid Chemical compound OC(=O)C1=C(O)C=CC=C1S(O)(=O)=O DWXQWHJDTRJORM-UHFFFAOYSA-N 0.000 claims description 2
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 2
- 125000003277 amino group Chemical group 0.000 claims description 2
- 238000005536 corrosion prevention Methods 0.000 claims description 2
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 2
- IQGMRVWUTCYCST-UHFFFAOYSA-N 3-Aminosalicylic acid Chemical compound NC1=CC=CC(C(O)=O)=C1O IQGMRVWUTCYCST-UHFFFAOYSA-N 0.000 claims 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 28
- 159000000000 sodium salts Chemical class 0.000 description 25
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 239000011780 sodium chloride Substances 0.000 description 14
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 11
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- 239000001257 hydrogen Substances 0.000 description 11
- 239000000243 solution Substances 0.000 description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 9
- 239000010949 copper Substances 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 238000005259 measurement Methods 0.000 description 7
- NSPMIYGKQJPBQR-UHFFFAOYSA-N 4H-1,2,4-triazole Chemical compound C=1N=CNN=1 NSPMIYGKQJPBQR-UHFFFAOYSA-N 0.000 description 6
- 238000007745 plasma electrolytic oxidation reaction Methods 0.000 description 6
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 5
- 239000012964 benzotriazole Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 230000005764 inhibitory process Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 4
- IJFXRHURBJZNAO-UHFFFAOYSA-N 3-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=CC(O)=C1 IJFXRHURBJZNAO-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000002048 anodisation reaction Methods 0.000 description 3
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 239000012266 salt solution Substances 0.000 description 3
- VKSMGADJZIODFU-UHFFFAOYSA-M sodium;2-carboxy-4,6-dinitrophenolate Chemical compound [Na+].OC1=C(C([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O VKSMGADJZIODFU-UHFFFAOYSA-M 0.000 description 3
- 101001108245 Cavia porcellus Neuronal pentraxin-2 Proteins 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 229960004889 salicylic acid Drugs 0.000 description 2
- 150000000177 1,2,3-triazoles Chemical class 0.000 description 1
- 150000000178 1,2,4-triazoles Chemical class 0.000 description 1
- WXHLLJAMBQLULT-UHFFFAOYSA-N 2-[[6-[4-(2-hydroxyethyl)piperazin-1-yl]-2-methylpyrimidin-4-yl]amino]-n-(2-methyl-6-sulfanylphenyl)-1,3-thiazole-5-carboxamide;hydrate Chemical compound O.C=1C(N2CCN(CCO)CC2)=NC(C)=NC=1NC(S1)=NC=C1C(=O)NC1=C(C)C=CC=C1S WXHLLJAMBQLULT-UHFFFAOYSA-N 0.000 description 1
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 238000010349 cathodic reaction Methods 0.000 description 1
- 150000001845 chromium compounds Chemical class 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 150000003217 pyrazoles Chemical class 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- PGSZYKMIHRQVPD-UHFFFAOYSA-M sodium;2-hydroxy-5-methylbenzoate Chemical compound [Na+].CC1=CC=C(O)C(C([O-])=O)=C1 PGSZYKMIHRQVPD-UHFFFAOYSA-M 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 150000003852 triazoles Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/12—Oxygen-containing compounds
- C23F11/124—Carboxylic acids
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- 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
- C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
- C23C22/57—Treatment of magnesium or alloys based thereon
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- 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
- C23C22/68—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 solutions with pH between 6 and 8
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- 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
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- 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
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- C23C22/83—Chemical after-treatment
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- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/12—Oxygen-containing compounds
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- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/026—Anodisation with spark discharge
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/30—Anodisation of magnesium or alloys based thereon
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Description
Claims (9)
- 前記式(1)の化合物は、
3−メチルサリチル酸、4−メチルサリチル酸、5−メチルサリチル酸、6−メチルサリチル酸、3−スルホサリチル酸、4−スルホサリチル酸、5−スルホサリチル酸、6−スルホサリチル酸、3−アミノサリチル酸、4−アミノサリチル酸、5−アミノサリチル酸、6−アミノサリチル酸、3,5−ジニトロサリチル酸及びそれらの塩から成る群から選択される、
請求項1に記載の物品。 - 前記式(1)の化合物は、
4−アミノサリチル酸、5−アミノサリチル酸、5−メチルサリチル酸、3,5−ジニトロサリチル酸及びそれらの塩から成る群から選択される、
請求項2に記載の物品。 - 前記式(1)の化合物の塩は、
該化合物のアルカリ金属塩及びアルカリ土類金属塩から選択される、
請求項1乃至3のいずれか一項に記載の物品。 - 前記腐食防止化合物は、
前記被膜内に分散した多孔質のナノ粒子又はマイクロ粒子の空洞内に存在する、
請求項1乃至4のいずれか一項に記載の物品。 - 前記腐食防止化合物は、
前記マグネシウム又はマグネシウム合金の表面上に生成されたミクロ細孔及びナノ細孔内に存在する、
請求項1乃至4のいずれか一項に記載の物品。 - 前記腐食防止化合物は、
前記マグネシウム又はマグネシウム合金の表面上に生成されるミクロ細孔及びナノ細孔に分布するナノ粒子及びマイクロ粒子に内包される、
請求項6に記載の物品。 - マグネシウム又はマグネシウム合金の腐食を防止する方法であって、
a)マグネシウム又はマグネシウム合金を準備する工程と、
b)請求項1乃至4のいずれか一項に記載の腐食防止剤を含む腐食防止被膜で前記マグネシウム又は前記マグネシウム合金を被覆する工程と、
を含む方法。 - 工程a)と工程b)との間に工程a1)を更に含み、
工程a1)において、前記マグネシウム又はマグネシウム合金は、請求項1乃至4のいずれか一項に記載の腐食防止剤組成物で前処理される、
請求項8に記載の方法。
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EP15189674.3A EP3156518A1 (en) | 2015-10-14 | 2015-10-14 | Corrosion inhibitor composition for magnesium or magnesium alloys |
EP15189674.3 | 2015-10-14 | ||
PCT/EP2016/074591 WO2017064185A1 (en) | 2015-10-14 | 2016-10-13 | Corrosion inhibitor composition for magnesium or magnesium alloys |
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ES2709063T3 (es) * | 2016-08-15 | 2019-04-15 | Helmholtz Zentrum Geesthacht | Composición inhibidora de la corrosión para magnesio o aleaciones de magnesio |
CN109825866B (zh) * | 2019-04-15 | 2020-11-27 | 东北大学 | 一种合金自修复耐蚀微弧氧化涂层的制备方法 |
CN110424039B (zh) * | 2019-09-16 | 2021-08-10 | 东北大学 | 基于水滑石纳米缓蚀微胶囊的镁合金耐蚀自修复微弧氧化涂层的制备方法 |
WO2021097531A1 (en) * | 2019-11-22 | 2021-05-27 | Deakin University | Polyionic corrosion inhibitors |
CN112376051A (zh) * | 2020-09-30 | 2021-02-19 | 苏州豪尔特化工有限公司 | 一种适用于有色金属缓蚀的复配型镁合金缓蚀剂 |
CN114199657B (zh) * | 2021-11-23 | 2024-08-16 | 万华化学集团股份有限公司 | 一种金相侵蚀剂以及金相组织的显示方法 |
CN114892238B (zh) * | 2022-04-02 | 2024-08-16 | 西安交通大学 | 一种前处理工艺提高镁合金微弧氧化膜层耐蚀性的方法 |
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- 2016-10-13 CN CN201910401694.2A patent/CN110129804A/zh active Pending
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WO2017064185A1 (en) | 2017-04-20 |
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US20180320271A1 (en) | 2018-11-08 |
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