WO2022131866A1 - 강판의 표면처리용 조성물 및 이를 이용한 강판 - Google Patents
강판의 표면처리용 조성물 및 이를 이용한 강판 Download PDFInfo
- Publication number
- WO2022131866A1 WO2022131866A1 PCT/KR2021/019315 KR2021019315W WO2022131866A1 WO 2022131866 A1 WO2022131866 A1 WO 2022131866A1 KR 2021019315 W KR2021019315 W KR 2021019315W WO 2022131866 A1 WO2022131866 A1 WO 2022131866A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- steel sheet
- vanadium
- surface treatment
- composition
- weight
- Prior art date
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 95
- 239000010959 steel Substances 0.000 title claims abstract description 95
- 239000000203 mixture Substances 0.000 title claims abstract description 61
- 238000004381 surface treatment Methods 0.000 title claims abstract description 46
- 238000005260 corrosion Methods 0.000 claims abstract description 108
- 230000007797 corrosion Effects 0.000 claims abstract description 106
- -1 silane compound Chemical class 0.000 claims abstract description 34
- 150000001845 chromium compounds Chemical class 0.000 claims abstract description 29
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 27
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 26
- 239000002904 solvent Substances 0.000 claims abstract description 24
- 239000002952 polymeric resin Substances 0.000 claims abstract description 20
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 19
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 18
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910000077 silane Inorganic materials 0.000 claims abstract description 17
- 239000002253 acid Substances 0.000 claims abstract description 16
- 150000007513 acids Chemical class 0.000 claims abstract description 4
- 239000003607 modifier Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 21
- 239000002335 surface treatment layer Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 18
- 239000010410 layer Substances 0.000 claims description 17
- 238000007747 plating Methods 0.000 claims description 13
- 239000011701 zinc Substances 0.000 claims description 11
- 229910052725 zinc Inorganic materials 0.000 claims description 11
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 10
- 125000002091 cationic group Chemical group 0.000 claims description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- 239000004925 Acrylic resin Substances 0.000 claims description 6
- 229920000178 Acrylic resin Polymers 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- PHFQLYPOURZARY-UHFFFAOYSA-N chromium trinitrate Chemical compound [Cr+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O PHFQLYPOURZARY-UHFFFAOYSA-N 0.000 claims description 6
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical group O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 claims description 6
- 229920005749 polyurethane resin Polymers 0.000 claims description 6
- 229910001935 vanadium oxide Inorganic materials 0.000 claims description 6
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 claims description 5
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 4
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 4
- JXUKBNICSRJFAP-UHFFFAOYSA-N triethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CCO[Si](OCC)(OCC)CCCOCC1CO1 JXUKBNICSRJFAP-UHFFFAOYSA-N 0.000 claims description 4
- IMQLKJBTEOYOSI-GPIVLXJGSA-N Inositol-hexakisphosphate Chemical compound OP(O)(=O)O[C@H]1[C@H](OP(O)(O)=O)[C@@H](OP(O)(O)=O)[C@H](OP(O)(O)=O)[C@H](OP(O)(O)=O)[C@@H]1OP(O)(O)=O IMQLKJBTEOYOSI-GPIVLXJGSA-N 0.000 claims description 3
- IMQLKJBTEOYOSI-UHFFFAOYSA-N Phytic acid Natural products OP(O)(=O)OC1C(OP(O)(O)=O)C(OP(O)(O)=O)C(OP(O)(O)=O)C(OP(O)(O)=O)C1OP(O)(O)=O IMQLKJBTEOYOSI-UHFFFAOYSA-N 0.000 claims description 3
- 239000004111 Potassium silicate Substances 0.000 claims description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 3
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 claims description 3
- 239000000467 phytic acid Substances 0.000 claims description 3
- 235000002949 phytic acid Nutrition 0.000 claims description 3
- 229940068041 phytic acid Drugs 0.000 claims description 3
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052913 potassium silicate Inorganic materials 0.000 claims description 3
- 235000019353 potassium silicate Nutrition 0.000 claims description 3
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims description 2
- MFWFDRBPQDXFRC-LNTINUHCSA-N (z)-4-hydroxypent-3-en-2-one;vanadium Chemical compound [V].C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O MFWFDRBPQDXFRC-LNTINUHCSA-N 0.000 claims description 2
- PAJMKGZZBBTTOY-UHFFFAOYSA-N 2-[[2-hydroxy-1-(3-hydroxyoctyl)-2,3,3a,4,9,9a-hexahydro-1h-cyclopenta[g]naphthalen-5-yl]oxy]acetic acid Chemical compound C1=CC=C(OCC(O)=O)C2=C1CC1C(CCC(O)CCCCC)C(O)CC1C2 PAJMKGZZBBTTOY-UHFFFAOYSA-N 0.000 claims description 2
- HXLAEGYMDGUSBD-UHFFFAOYSA-N 3-[diethoxy(methyl)silyl]propan-1-amine Chemical compound CCO[Si](C)(OCC)CCCN HXLAEGYMDGUSBD-UHFFFAOYSA-N 0.000 claims description 2
- SJECZPVISLOESU-UHFFFAOYSA-N 3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN SJECZPVISLOESU-UHFFFAOYSA-N 0.000 claims description 2
- LVACOMKKELLCHJ-UHFFFAOYSA-N 3-trimethoxysilylpropylurea Chemical compound CO[Si](OC)(OC)CCCNC(N)=O LVACOMKKELLCHJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000004254 Ammonium phosphate Substances 0.000 claims description 2
- 229910021555 Chromium Chloride Inorganic materials 0.000 claims description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- 239000004115 Sodium Silicate Substances 0.000 claims description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 2
- 229910021549 Vanadium(II) chloride Inorganic materials 0.000 claims description 2
- 229910021551 Vanadium(III) chloride Inorganic materials 0.000 claims description 2
- 229910021542 Vanadium(IV) oxide Inorganic materials 0.000 claims description 2
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 2
- QUEDYRXQWSDKKG-UHFFFAOYSA-M [O-2].[O-2].[V+5].[OH-] Chemical compound [O-2].[O-2].[V+5].[OH-] QUEDYRXQWSDKKG-UHFFFAOYSA-M 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims description 2
- 235000019289 ammonium phosphates Nutrition 0.000 claims description 2
- 239000000378 calcium silicate Substances 0.000 claims description 2
- 229910052918 calcium silicate Inorganic materials 0.000 claims description 2
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims description 2
- 229910021563 chromium fluoride Inorganic materials 0.000 claims description 2
- QSWDMMVNRMROPK-UHFFFAOYSA-K chromium(3+) trichloride Chemical compound [Cl-].[Cl-].[Cl-].[Cr+3] QSWDMMVNRMROPK-UHFFFAOYSA-K 0.000 claims description 2
- 229910000151 chromium(III) phosphate Inorganic materials 0.000 claims description 2
- GRWVQDDAKZFPFI-UHFFFAOYSA-H chromium(III) sulfate Chemical compound [Cr+3].[Cr+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRWVQDDAKZFPFI-UHFFFAOYSA-H 0.000 claims description 2
- IKZBVTPSNGOVRJ-UHFFFAOYSA-K chromium(iii) phosphate Chemical compound [Cr+3].[O-]P([O-])([O-])=O IKZBVTPSNGOVRJ-UHFFFAOYSA-K 0.000 claims description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 2
- OTARVPUIYXHRRB-UHFFFAOYSA-N diethoxy-methyl-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CCO[Si](C)(OCC)CCCOCC1CO1 OTARVPUIYXHRRB-UHFFFAOYSA-N 0.000 claims description 2
- PKTOVQRKCNPVKY-UHFFFAOYSA-N dimethoxy(methyl)silicon Chemical compound CO[Si](C)OC PKTOVQRKCNPVKY-UHFFFAOYSA-N 0.000 claims description 2
- WHGNXNCOTZPEEK-UHFFFAOYSA-N dimethoxy-methyl-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](C)(OC)CCCOCC1CO1 WHGNXNCOTZPEEK-UHFFFAOYSA-N 0.000 claims description 2
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 claims description 2
- XDBSEZHMWGHVIL-UHFFFAOYSA-M hydroxy(dioxo)vanadium Chemical compound O[V](=O)=O XDBSEZHMWGHVIL-UHFFFAOYSA-M 0.000 claims description 2
- 239000004310 lactic acid Substances 0.000 claims description 2
- 235000014655 lactic acid Nutrition 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- 150000004712 monophosphates Chemical class 0.000 claims description 2
- PHQOGHDTIVQXHL-UHFFFAOYSA-N n'-(3-trimethoxysilylpropyl)ethane-1,2-diamine Chemical compound CO[Si](OC)(OC)CCCNCCN PHQOGHDTIVQXHL-UHFFFAOYSA-N 0.000 claims description 2
- NHBRUUFBSBSTHM-UHFFFAOYSA-N n'-[2-(3-trimethoxysilylpropylamino)ethyl]ethane-1,2-diamine Chemical compound CO[Si](OC)(OC)CCCNCCNCCN NHBRUUFBSBSTHM-UHFFFAOYSA-N 0.000 claims description 2
- KBJFYLLAMSZSOG-UHFFFAOYSA-N n-(3-trimethoxysilylpropyl)aniline Chemical compound CO[Si](OC)(OC)CCCNC1=CC=CC=C1 KBJFYLLAMSZSOG-UHFFFAOYSA-N 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- OGUCKKLSDGRKSH-UHFFFAOYSA-N oxalic acid oxovanadium Chemical compound [V].[O].C(C(=O)O)(=O)O OGUCKKLSDGRKSH-UHFFFAOYSA-N 0.000 claims description 2
- BYOIQYHAYWYSCZ-UHFFFAOYSA-N prop-2-enoxysilane Chemical compound [SiH3]OCC=C BYOIQYHAYWYSCZ-UHFFFAOYSA-N 0.000 claims description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- CMZUMMUJMWNLFH-UHFFFAOYSA-N sodium metavanadate Chemical compound [Na+].[O-][V](=O)=O CMZUMMUJMWNLFH-UHFFFAOYSA-N 0.000 claims description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 2
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 claims description 2
- FTBATIJJKIIOTP-UHFFFAOYSA-K trifluorochromium Chemical compound F[Cr](F)F FTBATIJJKIIOTP-UHFFFAOYSA-K 0.000 claims description 2
- DQZNLOXENNXVAD-UHFFFAOYSA-N trimethoxy-[2-(7-oxabicyclo[4.1.0]heptan-4-yl)ethyl]silane Chemical compound C1C(CC[Si](OC)(OC)OC)CCC2OC21 DQZNLOXENNXVAD-UHFFFAOYSA-N 0.000 claims description 2
- GRUMUEUJTSXQOI-UHFFFAOYSA-N vanadium dioxide Chemical compound O=[V]=O GRUMUEUJTSXQOI-UHFFFAOYSA-N 0.000 claims description 2
- IBYSTTGVDIFUAY-UHFFFAOYSA-N vanadium monoxide Chemical compound [V]=O IBYSTTGVDIFUAY-UHFFFAOYSA-N 0.000 claims description 2
- JBIQAPKSNFTACH-UHFFFAOYSA-K vanadium oxytrichloride Chemical compound Cl[V](Cl)(Cl)=O JBIQAPKSNFTACH-UHFFFAOYSA-K 0.000 claims description 2
- VLOPEOIIELCUML-UHFFFAOYSA-L vanadium(2+);sulfate Chemical compound [V+2].[O-]S([O-])(=O)=O VLOPEOIIELCUML-UHFFFAOYSA-L 0.000 claims description 2
- ITAKKORXEUJTBC-UHFFFAOYSA-L vanadium(ii) chloride Chemical compound Cl[V]Cl ITAKKORXEUJTBC-UHFFFAOYSA-L 0.000 claims description 2
- HQYCOEXWFMFWLR-UHFFFAOYSA-K vanadium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[V+3] HQYCOEXWFMFWLR-UHFFFAOYSA-K 0.000 claims description 2
- UUUGYDOQQLOJQA-UHFFFAOYSA-L vanadyl sulfate Chemical compound [V+2]=O.[O-]S([O-])(=O)=O UUUGYDOQQLOJQA-UHFFFAOYSA-L 0.000 claims description 2
- 239000001177 diphosphate Substances 0.000 claims 1
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 claims 1
- 235000011180 diphosphates Nutrition 0.000 claims 1
- 125000003698 tetramethyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 23
- 239000003513 alkali Substances 0.000 abstract description 12
- 230000008595 infiltration Effects 0.000 abstract 1
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- 238000011156 evaluation Methods 0.000 description 16
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- 239000011651 chromium Substances 0.000 description 14
- 238000000576 coating method Methods 0.000 description 14
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 13
- 229910052804 chromium Inorganic materials 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 13
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- 239000002585 base Substances 0.000 description 7
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- 239000002202 Polyethylene glycol Substances 0.000 description 5
- 238000005246 galvanizing Methods 0.000 description 5
- 229920001223 polyethylene glycol Polymers 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 4
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- 229910019142 PO4 Inorganic materials 0.000 description 2
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- 125000001664 diethylamino group Chemical group [H]C([H])([H])C([H])([H])N(*)C([H])([H])C([H])([H])[H] 0.000 description 1
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
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- 150000003077 polyols Chemical class 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Images
Classifications
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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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
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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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
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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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
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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
- C23C22/40—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 molybdates, tungstates or vanadates
- C23C22/42—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 molybdates, tungstates or vanadates containing also phosphates
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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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/322—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only
- C23C28/3225—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only with at least one zinc-based layer
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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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
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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
- 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
- C23F11/18—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 inorganic inhibitors
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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
- C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
- C23C2222/10—Use of solutions containing trivalent chromium but free of hexavalent chromium
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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
- C23C2222/00—Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
- C23C2222/20—Use of solutions containing silanes
Definitions
- the present invention relates to a composition for surface treatment of a steel sheet comprising a trivalent chromium compound, and a steel sheet using the same.
- the high corrosion resistance hot-dip plating material contains zinc (Zn), magnesium (Mg) and aluminum (Al), and is known as a material with excellent red rust corrosion resistance.
- the exposed surface of the high-corrosion hot-dip plated material is mostly made of Zn or Zn alloy, when exposed to a wet atmosphere, point-like corrosive defects easily occur on the surface, resulting in poor appearance.
- hexavalent chromium has been designated as a hazardous environmental substance and carcinogen, regulations on the use of hexavalent chromium are being strengthened.
- divalent chromium, tetravalent chromium, and pentavalent chromium are not well utilized in the surface treatment solution composition because they are relatively unstable.
- the method of chemical conversion treatment has problems such as a long immersion time and reduced anti-fingerprint properties to be applied to a continuous process of steel mills.
- a composition containing trivalent chromium is coated on a steel sheet drawing by spray or roll coater method, so that it can be applied to a continuous line of steel yarns and has anti-fingerprint properties. is securing
- the composition contains a porous silica component with strong moisture absorption properties, there is a problem of causing rapid discoloration in the Mg, Al, and Zn alloy steel sheet.
- Another object of the present invention is to provide a steel sheet having excellent corrosion resistance, blackening resistance, crude oil invasion property, alkali resistance, and improved foreign matter defects.
- composition for surface treatment of a steel sheet according to the present invention includes a trivalent chromium compound; Adhesive improving agent containing a silane compound; acidity modifiers including acids; a crosslinking agent comprising a silicate compound; vanadium-based point corrosion improvers; polymer resin; and solvents.
- a steel sheet according to the present invention includes a steel sheet base material; a zinc plating layer disposed on the steel sheet base material; and a surface treatment layer disposed on the zinc plating layer, wherein the surface treatment layer includes a trivalent chromium compound, an adhesion improver including a silane compound, an acidity adjuster including an acid, a crosslinking agent including a silicate compound, and vanadium-based dots corrosion modifiers and polymeric resins.
- the steel sheet according to the present invention has improved plate corrosion resistance, corrosion resistance of processing parts, point corrosion resistance, and foreign material defects.
- the steel sheet according to the present invention has excellent effects in blackening resistance, crude oil penetration, and alkali resistance.
- the steel sheet according to the present invention has the effect of improving the lifespan of the product and improving the problems in the distribution process such as processing of the steel sheet.
- FIG. 1 is a photograph of a highly corrosion-resistant plated steel sheet with point corrosion (left) and a highly corrosion-resistant plated steel sheet coated with a surface treatment composition of the present invention (right).
- FIG. 2 is a microstructure photograph of the surface treatment layer (film layer) of the present invention.
- FIG 3 is an EDS component analysis result of the surface treatment layer (film layer) of the present invention.
- an arbitrary component is disposed on the "upper (or lower)" of a component or “upper (or below)” of a component means that any component is disposed in contact with the upper surface (or lower surface) of the component. Furthermore, it may mean that other components may be interposed between the component and any component disposed on (or under) the component.
- the present invention by controlling the components and composition ratio of the composition for surface treatment coated on the surface of the high corrosion-resistance plated steel sheet, the external corrosion resistance of the steel sheet is improved and foreign material defects are improved to improve the lifespan of the product as well as the distribution process such as processing of the steel sheet problem in .
- composition for surface treatment of the present invention contains a trivalent chromium compound with low toxicity instead of a hexavalent chromium compound, which is a harmful environmental material and carcinogen, thereby preventing damage to the human body and problems of environmental pollution.
- composition for surface treatment of a steel sheet of the present invention does not contain a porous silica component, it has an effect of preventing a phenomenon that causes rapid discoloration.
- the composition for surface treatment of a steel sheet of the present invention includes a trivalent chromium compound, an adhesion improver containing a silane compound, an acidity control agent containing an acid, a crosslinking agent containing a silicate compound, a vanadium-based puncture corrosion improver, a polymer resin, and a solvent .
- the trivalent chromium compound is stable with low toxicity, and serves to provide corrosion resistance through a barrier effect by forming an insoluble film mainly on the surface of the steel sheet.
- the trivalent chromium compound may include 0.5 to 17 parts by weight based on 100 parts by weight of the solvent. Preferably, based on 100 parts by weight of the solvent, 0.8 to 17 parts by weight of the trivalent chromium compound may be included, and 1 to 16 parts by weight, 1.1 to 16.9 parts by weight, 1.2 to 16.7 parts by weight, 1.2 to 16.5 parts by weight, 1.3 to 16.1 parts by weight may be included.
- the trivalent chromium compound is less than 0.5 parts by weight, it may not be possible to effectively block moisture penetrating into the steel sheet surface because a strong insoluble film may not be sufficiently formed, and thus corrosion resistance may not be secured.
- the trivalent chromium compound may include at least one of chromium sulfate, chromium nitrate, chromium phosphate, chromium fluoride, and chromium chloride.
- the adhesion improving agent including the silane compound serves to improve adhesion and corrosion resistance of the surface treatment layer by bonding with a crosslinking agent and a resin and also with a steel sheet.
- the silane compound accelerates the drying of the surface treatment layer and imparts high corrosion resistance.
- the adhesion improving agent including the silane compound may contain 0.1 to 40 parts by weight based on 100 parts by weight of the solvent.
- 0.1 to 38 parts by weight of the adhesion improver may be included, 0.5 to 37 parts by weight, 1 to 36 parts by weight, 1.1 to 35.9 parts by weight, 1.2 to 35.7 parts by weight. can do.
- the adhesion improving agent is less than 0.1 parts by weight, the adhesion to the steel sheet may not be sufficiently secured, and thus corrosion resistance may not be secured.
- adhesion improving agent exceeds 40 parts by weight, corrosion resistance, etc. may not be secured due to a large amount of unreacted silane remaining after the formation of the coating film.
- the adhesion improving agent containing the silane compound is vinylmethoxysilane, vinyltrimethoxysilane, vinylepoxysilane, vinyltriepoxysilane, 3-aminopropyltriepoxysilane, 3-glycidoxypropyltrimethoxysilane, 3-meta Glyoxypropyltrimethoxysilane, 3-glycidoxypropyltriethoxysilane, 3-glycidoxytrimethyldimethoxysilane, N-(3-(trimethoxysilly)propyl)ethylenediamine (AEAPTMS), 2- (3,4-epoxycyclohexyl)ethyltrimethoxysilane, 2-(3,4-epoxycyclohexyl)ethyltriepoxysilane, 3-(2,3-epoxypropoxy)propyltrimethoxysilane, 3- (2,3-epoxypropoxy)propyltriethoxysilane, 3-(
- the acidity control agent containing the acid adjusts the pH of the composition so that the components in the composition for surface treatment are stably present in the solution and react appropriately under the coating conditions to stably form a film.
- the acidity control agent including the acid may contain 0.5 to 11 parts by weight based on 100 parts by weight of the solvent.
- 0.8 to 10 parts by weight of the acidity regulator may be included, and 1 to 9 parts by weight, 1.1 to 8.8 parts by weight, 1.2 to 8.4 parts by weight, 1.2 to 8.1 parts by weight. .
- the acidity regulator including the acid When the acidity regulator including the acid is less than 0.5 parts by weight, the pH may increase and the stability of the solution may be reduced. Conversely, when the acidity control agent containing acid exceeds 11 parts by weight, corrosion resistance and the like may not be secured due to excessively low pH.
- Acidity regulators including acids are phosphoric acid, nitric acid, sulfuric acid, hydrofluoric acid, hydrochloric acid, ammonium phosphate ((NH 4 ) 2 HPO 4 , (NH 4 )H 2 PO 4 ), monophosphate (NaH 2 PO 4 ), second Phosphate (Na 2 HPO 4 ), phytic acid (Phytic acid), glycolic acid, may include one or more of lactic acid and acetic acid.
- the crosslinking agent including the silicate compound serves to improve the corrosion resistance of the coated steel sheet by reacting with the adhesion improver and the resin to increase the degree of crosslinking of the composition.
- the crosslinking agent including the silicate compound may contain 2 to 20 parts by weight based on 100 parts by weight of the solvent.
- 2 to 19 parts by weight of the crosslinking agent may be included, and 2 to 18 parts by weight, 2.2 to 17.8 parts by weight, 2.4 to 17.6 parts by weight, and 2.5 to 17.3 parts by weight.
- crosslinking agent including the silicate compound When the crosslinking agent including the silicate compound is less than 2 parts by weight, it may not be possible to secure a sufficient degree of crosslinking of the surface treatment layer, and thus corrosion resistance may not be secured.
- crosslinking agent including the silicate compound exceeds 20 parts by weight, corrosion resistance may not be secured due to a large amount of unbound silicate remaining after the formation of the coating film.
- the crosslinking agent including the silicate compound is sodium silicate, calcium silicate, potassium silicate, aluminum silicate, lithium polysilicate, tetramethyl orthosilicate ) and tetraethyl orthosilicate (Tetraethyl othosilicate).
- the vanadium-based point corrosion improving agent serves to suppress the generation of fine point corrosion by lowering the temperature so that the crosslinking reaction of the resin, the crosslinking agent, and the adhesion improving agent can proceed even at a low temperature.
- the vanadium-based point corrosion improver may include 0.1 to 14.3 parts by weight based on 100 parts by weight of the solvent.
- 2 to 14.0 parts by weight of the point corrosion improver may be included, and 2.8 to 13.9 parts by weight, 2.6 to 13.9 parts by weight, and 2.5 to 13.9 parts by weight.
- vanadium-based point corrosion improver When the vanadium-based point corrosion improver is less than 0.1 parts by weight, it may not be possible to secure a sufficient degree of crosslinking of the surface treatment layer, and thus corrosion resistance may not be secured.
- the polymer resin is added to form a strong film layer on the surface of the steel sheet together with a trivalent chromium compound, an adhesion improver, and a crosslinking agent.
- 0.5 to 25 parts by weight of the polymer resin may be included.
- 0.7 to 23 parts by weight of the polymer resin may be included, and 1 to 20 parts by weight, 1.8 to 18 parts by weight, 1.6 to 16 parts by weight, and 1.4 to 15.8 parts by weight.
- the amount of the polymer resin is less than 0.5 parts by weight, film formation may not be sufficient, and it may be difficult to secure crude oil invasion property, alkali resistance, and the like. Conversely, when the amount of the polymer resin exceeds 25 parts by weight, the content of the trivalent chromium compound is relatively reduced, and corrosion resistance, etc. may not be secured.
- the polymer resin is an emulsion-type resin, and may include at least one of a cationic polyurethane resin, a nonionic polyurethane resin, a cationic acrylic resin, and a nonionic acrylic resin.
- Emulsion-type resin refers to a mixture of distilled water and a substance that is not compatible with distilled water, and has excellent dispersibility and storability, so layer separation does not occur even if left for a long time.
- Each of the cationic polyurethane resin and the cationic acrylic resin may include a cationic functional group including at least one of first to third amino groups and quaternary ammonium bases.
- the cationic functional group may include at least one of an amino group, a methylamino group, an ethylamino group, a dimethylamino group, a diethylamino group, a trimethylamino group, and a triethylamino group.
- the nonionic polyurethane resin may be a resin emulsified with a nonionic emulsifier, or may be formed using a nonionic polyol.
- the nonionic acrylic resin is a resin emulsified with a nonionic emulsifier, or a nonionic phenoxyethyl (meth)acrylate, polyethylene glycol (meth)acrylate, ethoxyethoxyethyl acrylate, phenoxypolyethylene glycol (meth)acrylic Rate, nonylphenol polyethylene glycol (meth) acrylate, methoxy polyethylene glycol (meth) acrylate, polyethylene glycol mono (meth) acrylate, polypropylene glycol mono (meth) acrylate, polytetramethylene glycol mono (meth) acrylic rate, polyethylene glycol polytetramethylene glycol mono (meth) acrylate, and polypropylene glycol polytetramethylene glycol mono (meth) acrylate.
- the solvent included in the composition for surface treatment of a steel sheet of the present invention is added to dilute the components of the composition, and may include at least one of ethanol, distilled water, and deionized water.
- the solvent is included as the balance based on 100% by weight of the total composition for surface treatment of the steel sheet, and may include about 50 to 85% by weight of the solvent based on 100% by weight of the total composition.
- a composition for surface treatment of a steel sheet can be prepared by mixing and stirring a solvent, a trivalent chromium compound, an adhesion improver, an acidity control agent, a crosslinking agent, a point corrosion improver, and a polymer resin.
- Mixing and stirring temperature may be 24 ⁇ 80 °C, but is not limited thereto.
- the composition for surface treatment of a steel sheet of the present invention includes a small amount of a trivalent chromium compound, an adhesion improver, an acidity control agent, a crosslinking agent, a puncture corrosion improver, and a polymer resin, and is a composition containing a large amount of a solvent.
- the composition of the present invention has the effect of imparting corrosion resistance to the steel sheet and further improving foreign material defects by adjusting the components and composition ratios.
- the steel sheet using the composition for surface treatment of the steel sheet of the present invention is as follows.
- the steel sheet includes a steel sheet base material, a zinc plating layer disposed on the steel sheet base material, and a surface treatment layer disposed on the zinc plating layer.
- the steel sheet base material may be a cold rolled steel sheet, an aluminum plated steel sheet, an aluminum alloy sheet, a phosphate coated galvanized steel sheet, or a hot rolled steel sheet, but is not particularly limited thereto.
- the zinc plating layer may be formed by a hot-dip galvanizing method or an electro-galvanizing method.
- Hot-dip galvanizing is called hot dip galvanizing or GI, and it is a method of heating zinc at a high temperature to melt it, then putting the plated product and cooling it.
- Electro galvanizing is a method of plating by electrolysis after putting the plating product in a plating solution containing zinc.
- the surface treatment layer is a film formed from the composition for surface treatment of the steel sheet, the solvent contained in the composition is removed, and only the remaining components are present.
- the surface treatment layer is, based on 100 parts by weight of the solvent, 0.5 to 17 parts by weight of a trivalent chromium compound, 0.1 to 40 parts by weight of an adhesion improver containing a silane compound, 0.5 to 11 parts by weight of an acidity control agent containing an acid, silicate It may be formed from a composition for surface treatment of a steel sheet comprising 2 to 20 parts by weight of a crosslinking agent containing a compound, 0.1 to 14.3 parts by weight of a vanadium-based punctate corrosion improver, and 0.5 to 25 parts by weight of a polymer resin.
- the surface treatment layer may include a trivalent chromium compound, an adhesion improver including a silane compound, an acidity control agent including an acid, a crosslinking agent including a silicate compound, a vanadium-based puncture corrosion improver, and a polymer resin.
- the surface treatment layer may be formed so that the trivalent chromium compound is about 10 to 70 mg/m 2 . Preferably, it may be formed to be about 30 to 60 mg/m 2 .
- the surface treatment layer satisfies about 10 to 70 mg/m 2 based on the trivalent chromium compound, thereby obtaining an advantageous advantage in exhibiting excellent physical properties.
- the surface treatment layer may have a thickness of about 0.1 to 50 ⁇ m, but is not limited thereto.
- FIG. 2 is a microstructure photograph of the surface-treated layer of the present invention
- Table A and FIG. 3 are the results of EDS analysis of the surface-treated layer of the present invention.
- the components constituting the surface treatment layer were analyzed by observing the cross-sectional shape of the surface treatment layer (film layer).
- the method for manufacturing a steel sheet of the present invention may include forming a zinc plating layer on a steel sheet base material, and then coating and drying the composition for surface treatment.
- a method of coating the composition for surface treatment is not limited as long as it is a commonly performed coating method.
- the coating method may be performed by any one method of roll coating, bar coating, spraying, immersion, spray squeezing, and immersion squeezing.
- drying is not limited as long as the conditions are generally performed. For example, drying may be performed at about 40 ⁇ 200 °C.
- the steel sheet shows a white rust generation time of 144 hours or more when the white rust generation rate of the steel sheet is measured based on ASTM B117 in the plate corrosion resistance evaluation standard.
- the white rust generation time may represent 144 to 300 hours, 144 to 250 hours, and 144 to 200 hours.
- the steel sheet satisfies ⁇ E ⁇ 2 in the evaluation criteria for crude oil invasiveness.
- 0 ⁇ ⁇ E ⁇ 2 and 0 ⁇ ⁇ E ⁇ 1.5 may be satisfied.
- L* brightness
- a* green
- red coordinates red coordinates
- b* yellow
- blue coordinates based on CIE Lab color space
- the steel sheet satisfies ⁇ E ⁇ 2 in the alkali resistance evaluation criteria.
- ⁇ E ⁇ 2 0 ⁇ ⁇ E ⁇ 2 and 0 ⁇ ⁇ E ⁇ 1.5 may be satisfied.
- the number of point defects on the surface of the steel sheet was found to be 20 or less in the point corrosion resistance evaluation criteria.
- the number of point defects may be 0 to 20, 0 to 15, 0 to 10, 0 to 7, 0 to 4, respectively.
- ⁇ L ⁇ 2.5, 0 ⁇ ⁇ L ⁇ 2.0, 0 ⁇ ⁇ L ⁇ 1.8, and 0 ⁇ ⁇ L ⁇ 1.4 may be satisfied.
- FIG. 1 is a photograph of a highly corrosion-resistant plated steel sheet with point corrosion (left) and a highly corrosion-resistant plated steel sheet coated with a surface treatment composition of the present invention (right).
- the surface-treated high corrosion-resistance plated steel sheet of the present invention does not cause point corrosion and foreign matter defects do not occur.
- composition ratios in Tables 1 and 2 first, phosphoric acid as an acidity regulator was added to 100 parts by weight of distilled water, and chromium nitrate, a trivalent chromium compound, was added at about 40° C., followed by stirring for about 30 minutes.
- composition for surface treatment was prepared by stirring while adding Glycidoxypropyltrimethoxysilane, a crosslinking agent, Potassium silicate, a crosslinking agent, ammonium metavanadate, an organic resin, and Acrylic Emulsion, an organic resin, in the same manner in the same manner.
- composition for surface treatment prepared above was prepared as follows.
- a high-corrosion-resistant hot-dip galvanized steel sheet (Zn-Al-Mg) was cut to 7cmX15cm (widthXlength) and degreased, and then bar-coated so that the film adhesion amount was about 50 mg/m 2 based on Cr to prepare a specimen.
- each of the initial viscosity (Vi) was measured, stored in an oven at 50 ° C. for 120 hours, cooled to 25 ° C., and later viscosity (Vl) at 25 ° C. After measuring , it was substituted into Equation 1 below. The results were evaluated according to the following evaluation criteria.
- X: ⁇ V is 20 (%) or more, or gelation is seen when visually observed
- O white rust generation time of 144 hours or more
- ⁇ white rust generation time of 96 hours or more to less than 144 hours
- X white rust generation time of less than 96 hours.
- the steel sheet treated with the trivalent chromium surface treatment composition was pushed up to a height of 6 mm using an Erichsen tester, and the degree of white rust generation was measured when 24 hours had elapsed.
- the steel sheet treated with the trivalent chromium surface treatment composition was immersed in crude oil at room temperature, maintained for 24 hours, and the color difference before and after immersion was measured. Crude oil was used by diluting domestic Beomwoo BW WELL MP-411 in 10% water.
- the steel sheet treated with the trivalent chromium surface treatment composition was immersed in an alkali degreasing solution at 60° C. for 2 minutes, washed with water, and after air blowing, the color difference was measured.
- the two steel sheets After dew is formed on the surface of the steel sheet treated with the trivalent chromium surface treatment composition using a sprayer, etc., the two steel sheets are packed face to face, and then put in a thermo-hygrostat for 6 hours at high temperature and humidity (42°C 95%), low-temperature low-humidity (15 degrees 60%) After 8 Cycles for 6 hours, the number of point defects on the surface was counted.
- the scan area of the steel sheet is 100*50mm 2 , and only those with a corrosive point defect area of 29500 ⁇ m 2 or more were counted by magnifying 100 times.
- white gauze is put on a probe with a surface area of about 4 cm 2
- both the steel plate and the probe made a humidity chamber and maintained the humidity of 95% or more with a humidifier, and friction evaluation was performed.
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Abstract
Description
Claims (9)
- 3가 크롬 화합물;실란 화합물을 포함하는 밀착성 향상제;산을 포함하는 산도 조절제;규산염 화합물을 포함하는 가교제;바나듐계 점상 부식 개선제;고분자 수지; 및용제를 포함하는 강판의 표면처리용 조성물.
- 제1항에 있어서,상기 3가 크롬 화합물은 황산크롬, 질산크롬, 인산크롬, 불화크롬 및 염화크롬 중 1종 이상을 포함하는 강판의 표면처리용 조성물.
- 항에 있어서,상기 실란 화합물을 포함하는 밀착성 향상제는 비닐메톡시실란, 비닐트리메톡시실란, 비닐에폭시실란, 비닐트리에폭시실란, 3-아미노프로필트리에폭시실란, 3-글리시독시프로필트리메톡시실란, 3-메타글리옥시프로필트리메톡시실란, 3-글리시독시프로필트리에톡시실란, 3-글리시독시트리메틸디메톡시실란, N-(3-(트리메톡시실리)프로필)에틸렌다이아민 (AEAPTMS), 2-(3,4-에폭시사이클로헥실)에틸트리메톡시실란, 2-(3,4-에폭시사이클로헥실)에틸트리에폭시실란, 3-(2,3-에폭시프로폭시)프로필트리메톡시실란, 3-(2,3-에폭시프로폭시)프로필트리에톡시실란, 3-(2,3- 에폭시프로폭시)프로필메틸다이에톡시실란, 3-(2,3- 에폭시프로폭시)프로필메틸다이메톡시실란, 3-아미노프로필트리에톡시실란, 3-아미노프로필트리메톡시실란, 3-아미노프로필메틸다이에톡시실란, N-(2-아미노에틸-3-아미노프로필)메틸다이메톡시실란, N-(2-아미노에틸 -3-아미노프로필)트리메톡시실란, 다이에틸렌트리아미노프로필트리메톡시실란, 3-우레이도프로필트리메톡시실란 및 N-페닐아미노프로필트리메톡시실란 중 1종 이상을 포함하는 강판의 표면처리용 조성물.
- 제1항에 있어서,상기 산을 포함하는 산도 조절제는 인산, 질산, 황산, 불산, 염산, 인산암모늄((NH4)2HPO4, (NH4)H2PO4), 제1인산염(NaH2PO4), 제2인산염(Na2HPO4), 피트산(Phytic acid), 글리콜릭산, 젖산 및 초산 중 1종 이상을 포함하는 강판의 표면처리용 조성물.
- 제1항에 있어서,상기 규산염 화합물을 포함하는 가교제는 소듐 실리케이트(Sodium silicate), 칼슘 실리케이트(Calcium silicate), 포타슘 실리케이트(Potassium silicate), 규산 알루미늄(Aluminium silicate), 리튬 폴리실리케이트(Lithium polysilicate), 테트라메틸 오쏘실리케이트(Tetramethyl othosilicate) 및 테트라에틸 오쏘실리케이트(Tetraethyl othosilicate) 중 1종 이상을 포함하는 강판의 표면처리용 조성물.
- 제1항에 있어서,상기 바나듐계 점상 부식 개선제는 오산화바나듐(V2O5), 메타바나듐산(HVO3), 메타바나듐산암모늄, 메타바나듐산칼륨, 메타바나듐산나트륨, 옥시삼염화바나듐(VOCl3), 삼산화바나듐(V2O3), 이산화바나듐(VO2), 옥시황산바나듐(VOSO4), 옥시옥살산바나듐[VO(COO)2], 바나듐옥시아세틸아세토네이트 [VO(OC(CH3)=CHCOCH3))2], 바나듐아세틸아세토네이트 [V(OC(CH3)=CHCOCH3))3], 삼염화바나듐(VCl3), 황산바나듐(VSO4ㆍ8H2O), 이염화바나듐(VCl2) 및 산화바나듐(VO) 중 1종 이상을 포함하는 강판의 표면처리용 조성물.
- 제1항에 있어서,상기 고분자 수지는 양이온성 폴리우레탄 수지, 비이온성 폴리우레탄 수지, 양이온성 아크릴 수지 및 비이온성 아크릴 수지 중 1종 이상을 포함하는 강판의 표면처리용 조성물.
- 제1항에 있어서,용제 100중량부에 대하여,3가 크롬 화합물 0.5 ~ 17중량부실란 화합물을 포함하는 밀착성 향상제 0.1 ~ 40중량부;산을 포함하는 산도 조절제 0.5 ~ 11중량부;규산염 화합물을 포함하는 가교제 2 ~ 20중량부;바나듐계 점상 부식 개선제 0.1 ~ 14.3중량부; 및고분자 수지 0.5 ~ 25중량부를 포함하는 강판의 표면처리용 조성물.
- 강판 모재;상기 강판 모재 상에 배치되는 아연 도금층; 및상기 아연 도금층 상에 배치되는 표면처리층을 포함하고,상기 표면처리층은3가 크롬 화합물, 실란 화합물을 포함하는 밀착성 향상제, 산을 포함하는 산도 조절제, 규산염 화합물을 포함하는 가교제, 바나듐계 점상 부식 개선제 및 고분자 수지를 포함하는 강판.
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US18/268,270 US20240052496A1 (en) | 2020-12-18 | 2021-12-17 | Composition for surface treatment of steel sheet and steel sheet using the same |
JP2023537261A JP2024505793A (ja) | 2020-12-18 | 2021-12-17 | 鋼板の表面処理用組成物、及びこれを用いた鋼板 |
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Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002069660A (ja) | 2000-08-28 | 2002-03-08 | Nippon Parkerizing Co Ltd | 6価クロムを含まない水系金属表面処理剤及びそれで処理した表面処理金属板 |
KR20040046347A (ko) | 2002-11-27 | 2004-06-05 | 이덕진 | 6가 크롬 및 산화제를 포함하지 않는 3가 크로메이트 용액 및 이의 제조 방법 |
KR20050052215A (ko) | 2003-11-29 | 2005-06-02 | 테크앤라이프 주식회사 | 아연 도금재 내식성 향상을 위한 3가 크롬 크로메이트코팅용액 조성물 및 그 제조방법 |
US20060054248A1 (en) * | 2004-09-10 | 2006-03-16 | Straus Martin L | Colored trivalent chromate coating for zinc |
KR20060123628A (ko) | 2004-03-03 | 2006-12-01 | 딥솔 가부시키가이샤 | 3가 크로메이트 처리 용액용 피막 종합 마찰 계수 저감제, 3가 크로메이트 처리 용액 및 그 제조 방법, 및 종합 마찰 계수가 저감된 3가 크로메이트 피막 및 그 제조 방법 |
JP2008291160A (ja) * | 2007-05-28 | 2008-12-04 | Kansai Paint Co Ltd | 耐食性に優れた塗料組成物 |
KR20090024450A (ko) | 2007-09-04 | 2009-03-09 | 주식회사 에임하이글로벌 | 부착 방지용 투명 필름 및 이의 제조방법 |
KR101786392B1 (ko) * | 2016-10-10 | 2017-10-17 | 주식회사 포스코 | 3가 크롬 및 무기화합물을 함유한 표면처리 용액조성물, 이를 이용하여 표면 처리된 아연계 도금강판 및 그 제조방법 |
KR20180135514A (ko) * | 2017-06-12 | 2018-12-21 | 주식회사 포스코 | 강판 표면처리용 조성물, 이를 이용한 표면처리강판 및 이의 제조방법 |
US20190242018A1 (en) * | 2016-10-11 | 2019-08-08 | Jfe Steel Corporation | Surface-treatment solution for zinc or zinc alloy coated steel sheet, method of producing zinc or zinc alloy coated steel sheet with surface-coating layer, and zinc or zinc alloy coated steel sheet with surface-coating layer |
KR102065213B1 (ko) * | 2017-11-13 | 2020-01-10 | 주식회사 포스코 | 3가 크롬이 함유된 강판표면처리용 용액 조성물, 이를 이용해 표면 처리된 용융아연도금강판 및 용융아연도금강판의 제조방법 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102142771B1 (ko) * | 2018-10-24 | 2020-08-07 | 주식회사 포스코 | 3가 크롬 및 무기화합물을 함유한 표면처리 용액 조성물, 이를 이용하여 표면 처리된 용융아연 도금강판 제조방법 |
-
2020
- 2020-12-18 KR KR1020200179011A patent/KR20220088203A/ko active IP Right Grant
-
2021
- 2021-12-17 EP EP21907170.1A patent/EP4265820A1/en active Pending
- 2021-12-17 JP JP2023537261A patent/JP2024505793A/ja active Pending
- 2021-12-17 CN CN202180085481.9A patent/CN116710596A/zh active Pending
- 2021-12-17 WO PCT/KR2021/019315 patent/WO2022131866A1/ko active Application Filing
- 2021-12-17 US US18/268,270 patent/US20240052496A1/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002069660A (ja) | 2000-08-28 | 2002-03-08 | Nippon Parkerizing Co Ltd | 6価クロムを含まない水系金属表面処理剤及びそれで処理した表面処理金属板 |
KR20040046347A (ko) | 2002-11-27 | 2004-06-05 | 이덕진 | 6가 크롬 및 산화제를 포함하지 않는 3가 크로메이트 용액 및 이의 제조 방법 |
KR20050052215A (ko) | 2003-11-29 | 2005-06-02 | 테크앤라이프 주식회사 | 아연 도금재 내식성 향상을 위한 3가 크롬 크로메이트코팅용액 조성물 및 그 제조방법 |
KR20060123628A (ko) | 2004-03-03 | 2006-12-01 | 딥솔 가부시키가이샤 | 3가 크로메이트 처리 용액용 피막 종합 마찰 계수 저감제, 3가 크로메이트 처리 용액 및 그 제조 방법, 및 종합 마찰 계수가 저감된 3가 크로메이트 피막 및 그 제조 방법 |
US20060054248A1 (en) * | 2004-09-10 | 2006-03-16 | Straus Martin L | Colored trivalent chromate coating for zinc |
JP2008291160A (ja) * | 2007-05-28 | 2008-12-04 | Kansai Paint Co Ltd | 耐食性に優れた塗料組成物 |
KR20090024450A (ko) | 2007-09-04 | 2009-03-09 | 주식회사 에임하이글로벌 | 부착 방지용 투명 필름 및 이의 제조방법 |
KR101786392B1 (ko) * | 2016-10-10 | 2017-10-17 | 주식회사 포스코 | 3가 크롬 및 무기화합물을 함유한 표면처리 용액조성물, 이를 이용하여 표면 처리된 아연계 도금강판 및 그 제조방법 |
US20190242018A1 (en) * | 2016-10-11 | 2019-08-08 | Jfe Steel Corporation | Surface-treatment solution for zinc or zinc alloy coated steel sheet, method of producing zinc or zinc alloy coated steel sheet with surface-coating layer, and zinc or zinc alloy coated steel sheet with surface-coating layer |
KR20180135514A (ko) * | 2017-06-12 | 2018-12-21 | 주식회사 포스코 | 강판 표면처리용 조성물, 이를 이용한 표면처리강판 및 이의 제조방법 |
KR102065213B1 (ko) * | 2017-11-13 | 2020-01-10 | 주식회사 포스코 | 3가 크롬이 함유된 강판표면처리용 용액 조성물, 이를 이용해 표면 처리된 용융아연도금강판 및 용융아연도금강판의 제조방법 |
Non-Patent Citations (1)
Title |
---|
See also references of EP4265820A1 |
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