RO110539B1 - Solution for pickling and passivating of the metallic surfaces - Google Patents
Solution for pickling and passivating of the metallic surfaces Download PDFInfo
- Publication number
- RO110539B1 RO110539B1 RO9401580A RO9401580A RO110539B1 RO 110539 B1 RO110539 B1 RO 110539B1 RO 9401580 A RO9401580 A RO 9401580A RO 9401580 A RO9401580 A RO 9401580A RO 110539 B1 RO110539 B1 RO 110539B1
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- passivation
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- 238000005554 pickling Methods 0.000 title claims description 3
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 6
- 239000002253 acid Substances 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 4
- 238000005260 corrosion Methods 0.000 claims abstract description 4
- 230000007797 corrosion Effects 0.000 claims abstract description 4
- 239000002904 solvent Substances 0.000 claims abstract description 4
- 239000012190 activator Substances 0.000 claims abstract description 3
- 238000006243 chemical reaction Methods 0.000 claims abstract description 3
- 239000008139 complexing agent Substances 0.000 claims abstract 2
- 230000000694 effects Effects 0.000 claims abstract 2
- 239000003112 inhibitor Substances 0.000 claims abstract 2
- 230000001105 regulatory effect Effects 0.000 claims abstract 2
- 239000004094 surface-active agent Substances 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims description 14
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 12
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- 238000002161 passivation Methods 0.000 claims description 6
- 235000006408 oxalic acid Nutrition 0.000 claims description 4
- 235000011007 phosphoric acid Nutrition 0.000 claims description 4
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- QLOKJRIVRGCVIM-UHFFFAOYSA-N 1-[(4-methylsulfanylphenyl)methyl]piperazine Chemical compound C1=CC(SC)=CC=C1CN1CCNCC1 QLOKJRIVRGCVIM-UHFFFAOYSA-N 0.000 claims description 3
- DUIOKRXOKLLURE-UHFFFAOYSA-N 2-octylphenol Chemical compound CCCCCCCCC1=CC=CC=C1O DUIOKRXOKLLURE-UHFFFAOYSA-N 0.000 claims description 3
- 229910021380 Manganese Chloride Inorganic materials 0.000 claims description 3
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 claims description 3
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- 235000019441 ethanol Nutrition 0.000 claims description 3
- 239000011565 manganese chloride Substances 0.000 claims description 3
- 235000002867 manganese chloride Nutrition 0.000 claims description 3
- 229940099607 manganese chloride Drugs 0.000 claims description 3
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 claims description 3
- 229920002401 polyacrylamide Polymers 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- 150000007513 acids Chemical class 0.000 claims description 2
- 229920000620 organic polymer Polymers 0.000 claims description 2
- 235000010344 sodium nitrate Nutrition 0.000 claims description 2
- 239000004317 sodium nitrate Substances 0.000 claims description 2
- 235000014692 zinc oxide Nutrition 0.000 claims description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 5
- 239000007864 aqueous solution Substances 0.000 abstract description 2
- 230000000593 degrading effect Effects 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- WTDHULULXKLSOZ-UHFFFAOYSA-N Hydroxylamine hydrochloride Chemical compound Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- YKYOUMDCQGMQQO-UHFFFAOYSA-L cadmium dichloride Chemical compound Cl[Cd]Cl YKYOUMDCQGMQQO-UHFFFAOYSA-L 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
- 150000000703 Cerium Chemical class 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 230000033116 oxidation-reduction process Effects 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
- 230000001012 protector Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011775 sodium fluoride Substances 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Landscapes
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
Invenția se referă la o soluție apoasă, acid pentru îndepărtarea urmelor de rugină de pe suprafața metalelor, care apar datorită unor factori penetranți și degradanți, având și o activitate pasivantă, constituită dintr-un agent de fosfatare, agent de complexare, activatori de reacție, inhibitor de coroziune, agenți tensioactivi de dispersare neionici, agenți de reglare a vâscozității, solvențiThe invention relates to an aqueous solution, acid to remove traces of rust from the surface of metals, due to factors penetrating and degrading, having also an activity passive, consisting of a phosphating agent, complexing agent, reaction activators, inhibitor corrosion, dispersion surfactants nonionic, viscosity regulating agents, solvents
Description
Invenția se referă la o soluție de deruginire și pasivizare cu componenți acizi, în prezența activatorilor și procedeu de realizare, făcând parte din clasa produselor de curățire, de deruginire și de pasivizare a 5 suprafețelor metalice.The invention relates to a solution of derugation and passivation with acidic components, in the presence of activators and process of realization, being part of the class of cleaning, derugating and passivating products of 5 metal surfaces.
In prezent, pe plan mondial, se cunoaște o gamă largă de produse de deruginire, care diferă între ele prin componență. ioAt present, worldwide, a wide range of derogation products is known, which differ in composition. io
Astfel, este cunoscută o compoziție sub formă de soluție pentru curățirea și debavurarea suprafețelor metalice care conține în anumite proporții fluorură de sodiu, persulfat de amoniu, cristale de 15 clorură de cadmiu, acid sulfuric, perhidrol, acid oxalic, apă.Thus, a composition is known as a solution for cleaning and deburring metal surfaces containing, in certain proportions, sodium fluoride, ammonium persulfate, crystals of 15 cadmium chloride, sulfuric acid, perhydrol, oxalic acid, water.
O compoziție de decapare sub formă de soluție, de asemenea cunoscută, conține o sare de ceriu tetravalent, un agent anionic 2 o sau neionic pe bază de fluoruri, un compus ales dintre acid percloric, acetic, sulfuric, azotic, hidrocloric.A pickling composition in the form of a solution, also known, contains a tetravalent cerium salt, a 2 o anionic or a nonionic fluorine-based agent, a compound selected from perchloric, acetic, sulfuric, nitric, hydrochloric acid.
Compozițiile de deruginire cunoscute nu sunt suficient de eficiente, ne având și 25 acțiune pasivantă.Known breakdown compositions are not efficient enough, and we also have 25 passive action.
Problema pe care o rezolvă invenția este stabilirea unei compoziții de deruginire și a proporțiilor de asociere a compușilor acesteia astfel, încât puterea de dizolvare a 3 0 ruginii să fie de 2,5 ... 3 ori mai mare decât la compozițiile uzuale, iar stratul protector pasivant să blocheze fenomenul de corodare ulterioară. Mecanismul de eliminare a ruginei și de pasivizare cuprinde trei faze 35 importante: fază de oxido-reducere, fază de complexare și fază de pasivare.The problem solved by the invention is to establish a composition of derugation and the proportions of association of its compounds so that the dissolution power of the rust is 2.5 ... 3 times higher than in the usual compositions, and the layer passive protector to block the subsequent corrosion phenomenon. The mechanism of rust removal and passivation comprises three important phases 35: oxidation-reduction phase, complexation phase and passivation phase.
Compoziția de deruginire, conform invenției elimină dezavantajele compozițiilor cunoscute, prin aceea că este constituită din 10 ... 65,6 părți în greutate acid ortofosforic concentrat, 2,5 ... 10 părți în greutate acid oxalic, 1,5 ... 5 părți în greutate clorură de mangan, oxid de zinc, azotit de sodiu, cromat de potasiu, 1 parte gumbodis amestec de polimeri organici cu greutate moleculară redusă și săruri ale acizilor bibazici, 0,05 părți în greutate nonilfenol polietoxilat, octil-fenol polietoxilat, 1 parte poliacrilamidă hidrolizată, alcool polivinilic, 22,8 ... 75 părți apă demineralizată, alcool etilic, solvenți.The derogation composition according to the invention eliminates the disadvantages of known compositions, in that it consists of 10 ... 65.6 parts by weight concentrated orthophosphoric acid, 2.5 ... 10 parts by weight oxalic acid, 1.5 ... 5 parts by weight manganese chloride, zinc oxide, sodium nitrite, potassium chromate, 1 part gumbodis mixture of low molecular weight organic polymers and bibasic acid salts, 0.05 parts by weight nonylphenol polyethoxylate, octyl phenol polyethoxyl , 1 part hydrolyzed polyacrylamide, polyvinyl alcohol, 22.8 ... 75 parts demineralized water, ethyl alcohol, solvents.
Compoziția, conform invenției, prezintă următoarele avantaje:The composition according to the invention has the following advantages:
- nu conține acizi minerali, astfel reducându-se pericolul recorodării suprafețelor la minim;- does not contain mineral acids, thus reducing the risk of recorodging the surfaces to a minimum;
- realizează îndepărtarea pe cale chimică a ruginei metalice și pasivizarea suprafețelor;- performs chemical removal of metallic rust and passivation of surfaces;
- realizează o suprafață lucioasă, de culoare gri, rezistentă la coroziune medie peste două luni de zile;- achieves a glossy surface, gray in color, resistant to average corrosion over two months;
- realizează o aderență perfectă la suprafața metalică;- achieves a perfect adhesion to the metal surface;
- realizează o putere ridicată de dizolvare a ruginei;- realizes a high power of dissolving the rust;
- nu degajă gaze toxice în timpul aplicării;- does not release toxic gases during application;
- nu este inflamabilă.- is not flammable.
Se dau în continuare opt exemple de realizare a invenției, sub formă de tabel, în care cantitățile de materii prime sunt exprimate în kilograme.The following are eight examples of embodiments of the invention, in the form of a table, in which the quantities of raw materials are expressed in kilograms.
110540110 540
Compoziția se obține prin amestecarea 15 componentei 1 cu componentele 2, 3, 4, 5, 6,The composition is obtained by mixing 15 component 1 with components 2, 3, 4, 5, 6,
7, 8, 9, 10, 11, 12, 13, 14 și 15, într-un vas de amestecare până la omogenizare perfectă, rezultând o compoziție care este de fapt o soluție apoasă, acidă cu următoarele caracteristici fizico-chimici:7, 8, 9, 10, 11, 12, 13, 14 and 15, in a mixing vessel until perfect homogenization, resulting in a composition which is in fact an aqueous solution, acidic with the following physical-chemical characteristics:
Compoziția se aplică prin pensulare sau 3 5 tamponare pe suprafața metalică ruginită. După transformarea oxizilor de fier surplusul de soluție se îndepărtează prin ștergere. După formarea stratului gri de fosfați, sărurile acide rămase se îndepărtează prin ștergere cu o cârpă 4 0 uscată.The composition is applied by brushing or buffing on the rusty metal surface. After the conversion of iron oxides, the excess solution is removed by removal. After the gray phosphate layer is formed, the remaining acid salts are removed by wiping with a dry cloth.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO9401580A RO110539B1 (en) | 1994-09-27 | 1994-09-27 | Solution for pickling and passivating of the metallic surfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO9401580A RO110539B1 (en) | 1994-09-27 | 1994-09-27 | Solution for pickling and passivating of the metallic surfaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO110539B1 true RO110539B1 (en) | 1996-01-30 |
Family
ID=20101123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO9401580A RO110539B1 (en) | 1994-09-27 | 1994-09-27 | Solution for pickling and passivating of the metallic surfaces |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO110539B1 (en) |
-
1994
- 1994-09-27 RO RO9401580A patent/RO110539B1/en unknown
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