JP2012031442A - 皮膜形成用水溶液 - Google Patents
皮膜形成用水溶液 Download PDFInfo
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- 239000007864 aqueous solution Substances 0.000 title claims abstract description 30
- 239000011248 coating agent Substances 0.000 title abstract description 6
- 238000000576 coating method Methods 0.000 title abstract description 6
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 23
- 239000000654 additive Substances 0.000 claims abstract description 21
- 229920000620 organic polymer Polymers 0.000 claims abstract description 21
- 230000000996 additive effect Effects 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 12
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 9
- 239000011574 phosphorus Substances 0.000 claims abstract description 9
- -1 La Mo Inorganic materials 0.000 claims abstract description 8
- 229910052742 iron Inorganic materials 0.000 claims abstract description 8
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 7
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 7
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 6
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 6
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 5
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 5
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 5
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 5
- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 5
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 3
- 239000010408 film Substances 0.000 claims description 77
- 239000000126 substance Substances 0.000 claims description 39
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 33
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 33
- 238000006243 chemical reaction Methods 0.000 claims description 29
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 23
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims description 23
- 229920002554 vinyl polymer Polymers 0.000 claims description 23
- 239000011651 chromium Substances 0.000 claims description 22
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 229910052739 hydrogen Inorganic materials 0.000 claims description 11
- 239000001257 hydrogen Substances 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910021645 metal ion Inorganic materials 0.000 claims description 8
- 229910019142 PO4 Inorganic materials 0.000 claims description 7
- 235000021317 phosphate Nutrition 0.000 claims description 7
- 150000004760 silicates Chemical class 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- 239000008119 colloidal silica Substances 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 6
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 claims description 4
- 229910001430 chromium ion Inorganic materials 0.000 claims description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 4
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 4
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 4
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 4
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 4
- 150000001642 boronic acid derivatives Chemical class 0.000 claims description 3
- 150000004679 hydroxides Chemical class 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 2
- 229910000000 metal hydroxide Inorganic materials 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 2
- 239000003973 paint Substances 0.000 abstract description 10
- 239000003795 chemical substances by application Substances 0.000 abstract description 8
- 239000000243 solution Substances 0.000 abstract description 7
- 230000001681 protective effect Effects 0.000 abstract description 6
- 150000001455 metallic ions Chemical class 0.000 abstract 1
- 238000011282 treatment Methods 0.000 description 27
- 230000000052 comparative effect Effects 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 230000000694 effects Effects 0.000 description 15
- 239000011347 resin Substances 0.000 description 13
- 229920005989 resin Polymers 0.000 description 13
- 239000007788 liquid Substances 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 230000007797 corrosion Effects 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 150000002431 hydrogen Chemical class 0.000 description 5
- 238000007747 plating Methods 0.000 description 5
- 238000004381 surface treatment Methods 0.000 description 5
- 239000011701 zinc Substances 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 3
- 229920002125 Sokalan® Polymers 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 230000002087 whitening effect Effects 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910000423 chromium oxide Inorganic materials 0.000 description 2
- VQWFNAGFNGABOH-UHFFFAOYSA-K chromium(iii) hydroxide Chemical compound [OH-].[OH-].[OH-].[Cr+3] VQWFNAGFNGABOH-UHFFFAOYSA-K 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000007739 conversion coating Methods 0.000 description 2
- IJKVHSBPTUYDLN-UHFFFAOYSA-N dihydroxy(oxo)silane Chemical compound O[Si](O)=O IJKVHSBPTUYDLN-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical class O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229920003169 water-soluble polymer Polymers 0.000 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 description 1
- 241001163841 Albugo ipomoeae-panduratae Species 0.000 description 1
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- AFCIMSXHQSIHQW-UHFFFAOYSA-N [O].[P] Chemical compound [O].[P] AFCIMSXHQSIHQW-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- OZECDDHOAMNMQI-UHFFFAOYSA-H cerium(3+);trisulfate Chemical compound [Ce+3].[Ce+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O OZECDDHOAMNMQI-UHFFFAOYSA-H 0.000 description 1
- 229910000151 chromium(III) phosphate Inorganic materials 0.000 description 1
- IKZBVTPSNGOVRJ-UHFFFAOYSA-K chromium(iii) phosphate Chemical compound [Cr+3].[O-]P([O-])([O-])=O IKZBVTPSNGOVRJ-UHFFFAOYSA-K 0.000 description 1
- 229910000152 cobalt phosphate Inorganic materials 0.000 description 1
- ZBDSFTZNNQNSQM-UHFFFAOYSA-H cobalt(2+);diphosphate Chemical compound [Co+2].[Co+2].[Co+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O ZBDSFTZNNQNSQM-UHFFFAOYSA-H 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- XPPKVPWEQAFLFU-UHFFFAOYSA-N diphosphoric acid Chemical compound OP(O)(=O)OP(O)(O)=O XPPKVPWEQAFLFU-UHFFFAOYSA-N 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 125000001165 hydrophobic group Chemical group 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- KFZAUHNPPZCSCR-UHFFFAOYSA-N iron zinc Chemical compound [Fe].[Zn] KFZAUHNPPZCSCR-UHFFFAOYSA-N 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical compound O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 229940005657 pyrophosphoric acid Drugs 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005211 surface analysis Methods 0.000 description 1
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 description 1
- 229910000165 zinc phosphate Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- 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
Landscapes
- Laminated Bodies (AREA)
- Paints Or Removers (AREA)
- Chemical Treatment Of Metals (AREA)
Abstract
【解決手段】水酸基を含有する水溶性有機ポリマー下記式Aと1種以上の添加剤を含んだ、基材表面に皮膜を形成する水溶液であって、
該添加剤がCr、Co、Fe、Ni、Zn、Y、La、Mo、W、Ti、Al、Zr、Mn、Vより選択される1種以上の金属のイオン、リンの酸素酸、珪酸化合物より選択される1種以上含む添加剤である水溶液。
【選択図】図1
Description
該添加剤がCr、Co、Fe、Ni、Zn、Y、La、Mo、W、Ti、Al、Zr、Mn、Vより選択される1種以上の金属のイオン、リンの酸素酸、珪酸化合物より選択される1種以上含む添加剤である水溶液である。
ここで、ポリビニルアセタールは、式Aに記載のサブユニットを60〜95モル%の割合で含み、式Bに記載のサブユニットを5〜40モル%含み、式Cに記載のサブユニットを含まず、式Aと式Bの含有率の合計が100モル%になる化合物である。ポリビニルアルコール(PVA)は、式Aに記載のサブユニットを70〜100モル%の割合で含み、式Bに記載のサブユニットを含まず、式Cに記載のサブユニットを0〜30モル%含み、式Aと式Cの含有率の合計が100モル%になる化合物である。またポリアクリル酸ナトリウムは、式A〜式Cのサブユニットを含まない。以下の実験では特に断りのない限り、ポリビニルアセタールは式Aに記載のサブユニットを90モル%、式Bに記載のサブユニットを10モル%(式A中のR1は水素であり、式B中のR2はプロピル、R3は水素)含むものを、PVAは式Aに記載のサブユニットを90モル%含み、式Cに記載のサブユニットを10モル%含むものを用いた(式A中のR1は水素であり、式C中のR4は水素である)。また、実施例で用いたコロイダルシリカは、スノーテックス(商標)((日産化学工業(株))製である。
ポリビニルアセタール(比較例1)、ポリビニルアルコール(比較例2)の水溶液を作成し、実施例1、2と同条件で仕上げ処理したところ、艶もそれほどなく、耐傷性、耐食性も向上しなかった。
実施例1で仕上げ処理の代わりにウレタン樹脂をエアスプレー塗布し、平均20μmの塗膜を形成したところ、艶もよく、耐キズ性においても向上した。しかし、処理したボルトをナットに締結させようとしたところ、締結することができなかった。
ポリビニルアセタール、ポリビニルアルコールを添加しない以外は実施例1、2と同条件で後処理を行ったところ、耐食性は実施例と同等レベルまで向上したものの外観に艶がなく、耐傷性も劣る結果となった。
アクリル酸系ポリマーをポリビニルアセタール、ポリビニルアルコールの代わりに添加し、処理したところ、実施例1、2と同等につやのある外観が得られたが耐傷性が劣る結果となった。また、経時で白化する現象が見られた。
比較例1、2では皮膜がほとんど形成されなかったので、ポリマーの量を200倍にして同様の実験を行った。結果、わずかに皮膜が形成されたものの、性能は実施例より大きく劣る。
ポリビニルアセタール、ポリビニルアルコールを添加しない以外は実施例4と同条件で後処理を行ったところ、耐食性は実施例と同等レベルだが撥水性、耐傷性が大きく劣る。
Claims (9)
- 水酸基を含有する水溶性有機ポリマーと1種以上の添加剤を含んだ、浸漬により基材表面に皮膜を形成する水溶液であって、該水溶性有機ポリマーが以下の式Aの単位を60モル%以上の割合で含有するポリマーであり、
該添加剤がCr、Co、Fe、Ni、Zn、Y、La、Mo、W、Ti、Al、Zr、Mn、Vより選択される1種以上の金属のイオン、リンの酸素酸、珪酸化合物より選択される1種以上含む添加剤である水溶液。 - 前記基材は金属または金属の酸化物及び水酸化物、ホウ酸塩、ケイ酸塩、リン酸塩より選択される1種以上を含む化成皮膜である水溶液。
- 前記水溶性有機ポリマーがさらに以下の式B及び/又は式Cの単位を含む、請求項1又は2に記載の水溶液。
- 前記水溶性有機ポリマーがポリビニルアルコール、又はポリビニルアセタールから選択される1種以上を含む請求項1〜3のいずれか1項に記載の水溶液。
- 前記添加剤において、前記金属イオンが三価クロムイオンである請求項1〜4のいずれか1項に記載の水溶液。
- 前記添加剤において、前記珪酸化合物がコロイダルシリカである請求項1〜4のいずれか1項に記載の水溶液。
- 前記化成皮膜が三価クロムを含む化成皮膜である請求項1〜6のいずれか1項に記載の水溶液。
- 前記基材を請求項1〜7のいずれか1項に記載の水溶液に浸漬し、厚さ5μm以下の薄膜を形成することを特徴とする皮膜形成方法。
- 請求項8記載の方法により皮膜を形成した基材。
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CN106435585A (zh) * | 2016-08-16 | 2017-02-22 | 深圳市诚达科技股份有限公司 | 一种不锈钢件的表面cts抗腐蚀处理方法 |
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