DE1217196B - Anti-corrosion paper - Google Patents

Anti-corrosion paper

Info

Publication number
DE1217196B
DE1217196B DEV19029A DEV0019029A DE1217196B DE 1217196 B DE1217196 B DE 1217196B DE V19029 A DEV19029 A DE V19029A DE V0019029 A DEV0019029 A DE V0019029A DE 1217196 B DE1217196 B DE 1217196B
Authority
DE
Germany
Prior art keywords
paper
free
cation
corrosion protection
active
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DEV19029A
Other languages
German (de)
Inventor
Dr Armin Hillmer
Dr Curt Walter Leupold
Dr Kurt Sponsel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
VP Schickedanz AG
Original Assignee
Vereinigte Papierwerke Schickedanz and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vereinigte Papierwerke Schickedanz and Co filed Critical Vereinigte Papierwerke Schickedanz and Co
Priority to DEV19029A priority Critical patent/DE1217196B/en
Publication of DE1217196B publication Critical patent/DE1217196B/en
Pending legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/36Biocidal agents, e.g. fungicidal, bactericidal, insecticidal agents
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23FNON-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
    • C23F11/00Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/02Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in air or gases by adding vapour phase inhibitors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)

Description

Korrosionsschutzpapier Nach dem Stand der Technik ist es bekannt, Metallgegenstände durch Luft- und wasserdichte Papiere zu schützen, die zwischen der Metalloberfläche und der inneren Seite des umgebenden Papiers eine alkalisch passivierende Atmosphäre schaffen. Die bisher zu solchem Schutz vorgeschlagenen Stoffe sind unter anderem wasserlöslich und verhindern durch diese Auflösung in der auf dem Metall okkludierten Wasserschicht die Korrosion.Corrosion protection paper According to the state of the art, it is known Protect metal objects with airtight and watertight papers that are between the metal surface and the inner side of the surrounding paper are alkaline Create a passivating atmosphere. The ones previously proposed for such protection Substances are, among other things, water-soluble and prevent this dissolution in corrosion of the water layer occluded on the metal.

Es wurde nun gefunden, daß man Papier zum Korrosionsschutz verwenden kann, das einen offenen Durchtritt der Luft zum Metallgegenstand gestattet, sich aber dadurch auszeichnet, daß es keinerlei aggressive Säuren oder Salze enthält, wohl aber auf der Metalloberfläche sowohl reduzierend einwirken und eine alkalisch eingestellte Oberfläche schaffen kann.It has now been found that paper can be used for corrosion protection that allows an open passage of air to the metal object but is characterized by the fact that it does not contain any aggressive acids or salts, but both have a reducing and an alkaline effect on the metal surface set surface can create.

Diese reduzierenden und alkalischen Stoffgemische bewirken, daß selbst feinste Metalloxydhäutchen wieder zu Metall reduziert werden und auf diese Weise eine elektrolytische Auflösung der Metallkörner der zu schützenden Gegenstände stattfinden kann. Sie sind in der Lage, eine Oxydation durch die Bildung andersartiger Verbindungen, wie sie z. B. beim Anlaufen auftreten, infolge ihrer reduzierenden Eigenschaften zu verhindern.These reducing and alkaline mixtures of substances cause even finest metal oxide skins are reduced back to metal and in this way an electrolytic dissolution of the metal grains of the objects to be protected take place can. They are able to prevent oxidation by forming other types of compounds, how they z. B. occur when starting, due to their reducing properties to prevent.

Gegenstand der Erfindung ist einmal die Forderung, vorzugsweise keinen im sauren Aufschlußverfahren hergestellten Zellstoff zu verwenden, weil dieser sonst noch Säurereste in den Cellulosefasern enthält, die bei längerer Lagerung die Metalloberfläche oxydieren und damit Anlaß zur Korrosion geben. Es gehört weiter zum Gegenstand der Erfindung, als Bindemittel der Zellstoffasern bei der Blattbildung auf der Papiermaschine organische Stoffe einzusetzen, die hochkationaktive Eigenschaften besitzen und somit die aktiven Stellen der Metallkörner nicht angreifen können. Damit ergibt sich auch eine Passivierung an den Berührungspunkten zwischen Metallfläche und erfindungsgemäßem Papier. Schließlich müssen in dem Korrosionsschutzpapier noch Hilfsmittel vorhanden sein, die mit einem stark reduzierenden Charakter auf die Metalloberfläche wirken.The subject of the invention is once the requirement, preferably none to use pulp produced in the acidic digestion process, because this would otherwise still contains acid residues in the cellulose fibers, which can damage the metal surface after prolonged storage oxidize and thus give rise to corrosion. It still belongs to the subject of Invention, as a binder of the pulp fibers in sheet formation on the paper machine to use organic substances that have highly cationic properties and thus cannot attack the active sites of the metal grains. This also results a passivation at the points of contact between the metal surface and the invention Paper. Finally, aids must also be present in the anti-corrosive paper which have a strongly reducing character on the metal surface.

Es wurde also gefunden, daß durch eine Kombination gewisser säurefrei hergestellter Zellstoffe in Verbindung mit kationaktiven Bindemitteln und gleichzeitiger oder nachträglicher Belegung mit Gemischen verschiedener, als Inhibitoren entwickelter Stoffe die Korrosion verhindernde Einwickelpapiere erhalten werden können.It has thus been found that by a combination, certain acid-free produced cellulose in connection with cationic binders and at the same time or subsequent coating with mixtures of different inhibitors developed Substances that prevent corrosion wrapping paper can be obtained.

Die Arbeiten haben ergeben, daß jegliche bei der Herstellung von Zellstoff für die Einwickelpapiere erforderlichen Chemikalien säurefrei und salzfrei sein müssen und die verwendeten Zellstoffe keine oxydativen Reste enthalten dürfen. Bei der Herstellung entsprechender Korrosionsschutzpapiere, die Quadratmetergewichte von 15 bis 70 g/qm oder mehr besitzen, haben sich als Bindemittel Polyäthylenimine bzw. Polyacryl- oder -methacrylnitrile bewährt.The work has shown that any in the manufacture of pulp The chemicals required for the wrapping paper must be acid-free and salt-free must and the cellulose used must not contain any oxidative residues. at the production of appropriate anti-corrosive papers, the square meter weights of 15 to 70 g / m² or more have polyethyleneimines as binders or polyacrylonitrile or methacrylonitrile proven.

Als Belegungsmittel für die Korrosion verhindernde Papiere werden wäßrige Lösungen aus Gemischen von Natriumbenzoat und Natriumnitrit oder Guanidincarbonatund1,4-Butendiolnitrit oder aus Natriumbenzoat und 1,4-Butendiolnitrit gleichzeitig oder nachträglich zugesetzt. Hierbei genügen in der Regel für das Einwickeln hochwertiger Metallgegenstände pro Quadratmeter 2 bis 4 g obengenannter Mischungen, wobei die reduzierend wirkenden Verbindungen in geringen Anteilen vorhanden sein müssen. Beispiel 1 Aus einem alkalisch nachgewaschenen Zellstoff wird auf einer Papiermaschine ein 20 g/qm schweres Papier hergestellt. Als Bindemittel werden 1 bis 4 °/o Polyäthylenimin verwendet. Dieses Papier wird anschließend durch einen Jigger geführt, der eine Lösung aus 3 °/o Natriumbenzoat und 1,5 °/o Natriumnitrit enthält. Dann wird auf etwa 100 °/o ausgequetscht und anschließend getrocknet. Beispiel 2 Aus einem alkalisch gekochten, mit salzfreiem Wasser gewaschenen Zellstoff wird auf einer Papiermaschine ein 30 g/qm schweres Papier hergestellt, wozu als Bindemittel wasserlösliches Polyacrylnitril verwendet wird. Dieses Papier erhält eine Beschichtung einer Mischung aus 2"/, Phenylguanidincarbonat und 1,4-Butindiolnitrit, die mit 20/, Polyacrylnitril gebunden ist. Zur Kennzeichnung können verschiedene kationaktive Farbstoffe verwendet werden, so z. B. salzfreies Methylenblau oder Acrydinrot. Nach Bedarf können Füllstoffe und geeignete Weichmacher der Masse zugesetzt werden.As a covering for the corrosion-preventing papers aqueous solutions of mixtures of sodium benzoate and sodium nitrite or guanidine carbonate and 1,4-butenediol nitrite or from sodium benzoate and 1,4-butenediol nitrite added simultaneously or subsequently. As a rule, this is sufficient for wrapping high-quality metal objects Square meter 2 to 4 g of the above-mentioned mixtures, with the reducing effect Connections must be present in small proportions. Example 1 From an alkaline The pulp that has been rewashed becomes a 20 g / m² heavy paper on a paper machine manufactured. 1 to 4% polyethyleneimine is used as a binder. This Paper is then passed through a jigger containing a solution of 3% sodium benzoate and contains 1.5% sodium nitrite. Then it is squeezed out to about 100% and then dried. Example 2 From an alkaline cooked, with salt-free Water-washed pulp is made on a paper machine with a weight of 30 g / m² Paper made using water-soluble polyacrylonitrile as a binder will. This paper is coated with a mixture of 2 "phenylguanidine carbonate and 1,4-butynediol nitrite, bound with 20 /, polyacrylonitrile is. Various cationic dyes can be used for labeling, so z. B. salt-free methylene blue or acrylic red. If necessary, fillers can be added and suitable plasticizers are added to the mass.

Claims (2)

Patentansprüche: 1. Korrosionsschutzpapier, bestehend aus einem Trägerpapier mit eingearbeiteten Inhibitormitteln anorganischer und/oder organischer Natur, d adurch gekennzeichnet, daßdasTrägerpapier aus säurefrei gewonnenem und von oxydativen Resten freiem Zellstoff unter Verwendung an sich bekannter salzfreier kationaktiver Leimungsmittel, wie Polyäthylenimine, Epoxamine oder Polyacrylnitrile, hergestellt ist und mit an sich bekannten Inhibitormitteln, wie Natriumbenzoat, Natriumnitrat, Phenylbiguanidincarbonat und/oder 1,4-Butindiolnitrit,imprägniert bzw. beschichtet ist. Claims: 1. Corrosion protection paper, consisting of a carrier paper with incorporated inhibiting agents of an inorganic and / or organic nature, d a characterized by the fact that the carrier paper is made from acid-free and from oxidative Residues of free pulp using known salt-free, cation-active Sizing agents such as polyethyleneimines, epoxamines or polyacrylonitriles are produced and with inhibitor agents known per se, such as sodium benzoate, sodium nitrate, Phenyl biguanidine carbonate and / or 1,4-butynediol nitrite, impregnated or coated is. 2. Korrosionsschutzpapier nach Anspruch 1, dadurch gekennzeichnet, daB es zusätzlich Farbstoffe, Füllstoffe, Weichmachungsmittel und andere Zusätze mit kationaktivem, reduzierendem Charakter enthält. In Betracht gezogene Druckschriften: Deutsche Patentschrift Nr. 814 725; USA.-Patentschrift Nr. 2 698 793; Chemisches Zentralblatt, 1959, S. 6671 (N. Asandei).2. Corrosion protection paper according to claim 1, characterized in that it is additionally Dyes, fillers, plasticizers and other additives with cation-active, contains a reducing character. Publications considered: German patent specification No. 814,725; U.S. Patent No. 2,698,793; Chemisches Zentralblatt, 1959, p. 6671 (N. Asandei).
DEV19029A 1960-07-21 1960-07-21 Anti-corrosion paper Pending DE1217196B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEV19029A DE1217196B (en) 1960-07-21 1960-07-21 Anti-corrosion paper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEV19029A DE1217196B (en) 1960-07-21 1960-07-21 Anti-corrosion paper

Publications (1)

Publication Number Publication Date
DE1217196B true DE1217196B (en) 1966-05-18

Family

ID=7577548

Family Applications (1)

Application Number Title Priority Date Filing Date
DEV19029A Pending DE1217196B (en) 1960-07-21 1960-07-21 Anti-corrosion paper

Country Status (1)

Country Link
DE (1) DE1217196B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2531985A1 (en) * 1982-08-05 1984-02-24 Honshu Paper Co Ltd PAPER AND PACKAGING MATERIALS FOR WRAPPING METAL PRODUCTS AND METHOD OF MANUFACTURING THE SAME
WO2017023201A1 (en) * 2015-07-31 2017-02-09 Cheng Kit Yew Nelson Chemical composition for anti-corrosion mineral paper

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE814725C (en) * 1947-10-24 1951-09-24 Bataafsche Petroleum Mij De Process for treating materials, in particular packaging materials, in order to enable them to give off corrosion-preventing fumes
US2698793A (en) * 1952-04-11 1955-01-04 American Cyanamid Co Sized paper comprising a polymerized alkylenimine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE814725C (en) * 1947-10-24 1951-09-24 Bataafsche Petroleum Mij De Process for treating materials, in particular packaging materials, in order to enable them to give off corrosion-preventing fumes
US2698793A (en) * 1952-04-11 1955-01-04 American Cyanamid Co Sized paper comprising a polymerized alkylenimine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2531985A1 (en) * 1982-08-05 1984-02-24 Honshu Paper Co Ltd PAPER AND PACKAGING MATERIALS FOR WRAPPING METAL PRODUCTS AND METHOD OF MANUFACTURING THE SAME
FR2533949A1 (en) * 1982-08-05 1984-04-06 Honshu Paper Co Ltd PROCESS FOR PRODUCING PAPER AND PACKAGING MATERIAL FOR WRAPPING METAL PRODUCTS
WO2017023201A1 (en) * 2015-07-31 2017-02-09 Cheng Kit Yew Nelson Chemical composition for anti-corrosion mineral paper

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