DE1805706C3 - Bactericidal and / or fungicidal additive for water / oil emulsions - Google Patents

Bactericidal and / or fungicidal additive for water / oil emulsions

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Publication number
DE1805706C3
DE1805706C3 DE1805706A DE1805706A DE1805706C3 DE 1805706 C3 DE1805706 C3 DE 1805706C3 DE 1805706 A DE1805706 A DE 1805706A DE 1805706 A DE1805706 A DE 1805706A DE 1805706 C3 DE1805706 C3 DE 1805706C3
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Germany
Prior art keywords
weight
volume
dichlorophene
salt
aqueous solution
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Expired
Application number
DE1805706A
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German (de)
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DE1805706A1 (en
DE1805706B2 (en
Inventor
Alexander William Davidson
Basil Edward Purkiss
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BDH Chemicals Ltd
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BDH Chemicals Ltd
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Publication of DE1805706A1 publication Critical patent/DE1805706A1/en
Publication of DE1805706B2 publication Critical patent/DE1805706B2/en
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Publication of DE1805706C3 publication Critical patent/DE1805706C3/en
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    • C10M131/00Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing halogen
    • C10M131/08Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing halogen containing carbon, hydrogen, halogen and oxygen
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    • C10M173/00Lubricating compositions containing more than 10% water
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Description

60 Die Erfindung betrifft einen bactericiden und'oikr fungiciden Zusatzstoff für Wasser/Öl-Emulsionen vwie Verfahren zur Reduzierung der Bildung von Bacterien und/oder Fungi in einem anionischen otk-r nichtionischen Wasser-Öl-Emulsionssystem. Insbesondere ist die Erfindung auf solche wäßrigen Systeme anwendbar, die aus Emulsionen aus öl und Wasser bestehen und für industrielle Zwecke verwendet werden. Derartige Emulsionen enthalten Wasser. Mineralöl und ein Emulgiermittel sowie normalerweise ein Stabilisierungsmittel für die Emulsion. Derartige Systeme sind im Ingenieurwesen als lösliche ölemulsionen bekannt. Auf dem Gebiet des Schmierens von Werkstücken bei der Metallbearbeitung werden lösliche ölemulsionen in breitem Umfange eingesetzt. Unter anderem werden diese Emulsionen zum Schneiden, Schleifen, Fräsen, Walzen, Drehen oder zum Drahtziehen sowie als Formtrennmittel beim Kokillengießen verwendet. 60 The invention relates to a bactericidal und'oikr fungiciden additive for water / oil emulsions like a method for reducing the formation of bacteria and / or fungi in an anionic otk-r nonionic water-oil emulsion system. In particular, the invention is applicable to those aqueous systems which consist of emulsions of oil and water and are used for industrial purposes. Such emulsions contain water. Mineral oil and an emulsifying agent, and usually a stabilizing agent for the emulsion. Such systems are known in engineering as soluble oil emulsions. In the field of lubricating workpieces in metalworking, soluble oil emulsions are widely used. Among other things, these emulsions are used for cutting, grinding, milling, rolling, turning or wire drawing and as mold release agents in chill casting.

Diese Emulsionen werden in erster Linie eingesetzt, um die bei einer derartigen Bearbeitung auftretende Wärme zu entfernen, d. h., sie werden als Kühlmittel verwendet. Ferner soll das vorhandene Öl als Schmiermittel dienen. Außerdem wird die Emulsion als Träger für die anfallenden Späne verwendet. Schließlich bildet das fein dispergierte öl einen Schutzfilm auf dem bearbeiteten Werkstück, nachdem die wäßrige Phase verdampft ist. DurchThese emulsions are primarily used to reduce the effects of such processing Remove heat, d. that is, they are used as a coolant. Furthermore, the existing Oil serve as a lubricant. The emulsion is also used as a carrier for the chips produced. Finally, the finely dispersed oil forms a protective film on the machined workpiece, after the aqueous phase has evaporated. Through

3 4 3 4

Bakterien kann das Emulgiermittel angegriffen wer- Die Konzentration des Natriumsalzes von Di-The emulsifier can be attacked by bacteria. The concentration of the sodium salt of di-

den Nachdem d.eses verbraucht ist, scheiden sich chlorophen kann zwischen 1·.Ό (Gewicht/Gewicht)After it is consumed, chlorophene can separate between 1 · .Ό (weight / weight)

das Öl und das Wasser ab. und 50,,, (Gewicht/Gewicht) liegen. Eine typischedrain the oil and water. and 50 ,,, (weight / weight). A typical one

Betindet sich die Olphase nicht länger in Form öllösliche Zusammensetzung besteht gewöhnlich aus von fein verteilten I eilchen in der Emulsion, sondern 5 dem Schmieröl, wie beispielsweise einem Lösungsin borrn von groBen Olkugelchen oder sogar in Form mittel-raffinienen paraffinischen oder naphthenischen einer getrennten Olphase, dann kann nach demVer- öl, einem Emulgiermittel, beispielsweise einer andampfen des Wassers auf den fertiggestellten Werk- ionischen Seife, wie z. B. dem Reaktionsprodukt aus stucken eine Korrosion infolge der Diskontinuität einer Fettsäure und einem Alkanolamin, und spezieldes Ölfilms eintreten. 10 len Additiven, weiche der Emulsion erwünschteIf the oil phase is no longer in the form of an oil-soluble composition usually consists of finely divided particles in the emulsion, but rather the lubricating oil, such as a solution in boron of large oil spheres or even in the form of medium-refined paraffinic or naphthenic a separate oil phase, then can after the oil, an emulsifying agent, for example a steaming of the water on the finished work ionic soap, such as. B. the reaction product from stucco corrosion due to the discontinuity of a fatty acid and an alkanolamine, and especially the oil film occur. 10 len additives that are desirable for the emulsion

Beim Schleifen hangt die Wirksamkeit von der Eigenschaften verleihen.When grinding, the effectiveness depends on the properties it gives.

Rauhigkeit des Schleifmediums, beispielsweise der Die lösliche ölzusammensetzung wird mit einerRoughness of the abrasive medium, for example the The soluble oil composition is treated with a

Alummiumoxydteilchen, die miteinander verbunden ausreichenden Menge Wasser zur Gewinnung einerAlumina particles that are combined with one another sufficient amount of water to produce a

sind, ab. Treten große Konzentrationen an Bacte- Emulsion vermischt, die, bezogen auf das Volumen,are off. If there are large concentrations of mixed Bacte emulsion, which, based on the volume,

neu auf, so können die letztgenannten infolge ihrer 15 90 bis 95% Wasser und 10 bis 5°/o der ölformulie-new, the latter can, due to their 15 90 to 95% water and 10 to 5 ° / o of the oil formulation

physikalischen Form die Stellen zwischen den Teil- rung enthält. Eine geeignete öllösliche ölemulsion, inphysical form contains the places between the divisions. A suitable oil-soluble oil emulsion, in

eben des Schleifmediums ausfüllen und auf diese welcher der erfindungseemäße Zusatzstoff verwendetjust fill in the grinding medium and on this which additive according to the invention is used

Weise ein »Blindwerden-< desselben verursachen. werden kann, enthält 94 Volumprozent Wasser undWise a "blindness" cause the same. contains 94 percent by volume water and

Auf diese Weise werden die Schleifmedien unwirk- 6 Volumprozent der löslichen ölzusammensetzung.In this way, the abrasive media becomes ineffective 6 percent by volume of the soluble oil composition.

sam, so daß ein »Aufbereiten« beispielsweise einer ao Die lösliche Öl-in-Wasser-Emulsion besteht alsosam, so that there is a "preparation" of, for example, an ao The soluble oil-in-water emulsion

Schleifscheibe erforderlich ist, um eine frische Ober- zu einer überwiegenden Menge aus Wasser und zuGrinding wheel is required to have a fresh top to a predominant amount of water and too

Mache freizulegen. Dies bedingt jedoch einen Pro- einer kleineren Menge aus einer Schmierölzusammen-Make to expose. However, this requires a smaller amount of a lubricating oil composition

liuküonszeitverlust. Setzung. Dieser Emulsion ist eine wäßrige Lösungloss of time. Settlement. This emulsion is an aqueous solution

Eine andere Wirkung der Abscheidung der öl- eines Alkaüsalzes von Dichlorophen zugesetzt wor-Another effect of the separation of the oil- an alkali salt of dichlorophene was added.

und Wasserphase besteht in der Veränderung der 35 den. weicht 1 bis 200O (Volumen/Volumen) einesand water phase consists in changing the 35 den. gives way to 1 to 20 0 O (volume / volume) one

Kühleigenschaften. Es ist nämlich bekannt, daß*Was- anionischen oder nichtionischen Dispergierungsmit-Cooling properties. It is known that * what- anionic or nonionic dispersing agents

Fer ein wirksameres Kühlmittel als öl ist. Zirkuliert tels enthält. Dadurch wird eine Konzentration desFer is a more effective coolant than oil. Circulates tels contains. This creates a concentration of the

Öl allein, dann können sich hohe Temperaturen an Dichlorophen in der Emulsion zwischen 100 undOil alone, then high dichlorophene temperatures in the emulsion can range between 100 and

lokalisieren Stellen an dsrr. Werkstück cniv^kci... 20UU ppm erzeugt.localize places on dsrr. Workpiece cniv ^ kci ... 20UU ppm generated.

Auf diese Weise kann die OberflächenbeschafTenheit 30 Die Emulsion enthält vorzugsweise, bezogen aufIn this way, the surface texture 30 The emulsion preferably contains, based on

lies herzustellenden Produktes in nachteiliger Weise das Volumen, 90 bis 95°/o Wasser und IC bisread the product to be produced disadvantageously the volume, 90 to 95% water and IC to

beeinträchtigt werden. " 50OOI.be affected. "5 0 OOI.

Liegen in cmcin System Teile einer nichtgestörten Die wäßrige Lösung enthält vorzugsweise das Na-Are in cmcin system parts of an undisturbed The aqueous solution preferably contains the Na-

Hmulsion vor, dann können anaerobe Bedingungen triumsalz von Dichlorophen in Konzentrationen zwi-Emulsion before, then anaerobic conditions trium salt of dichlorophene in concentrations between

vorliegen. Unter diesen Bedingungen vermehren sich 35 sehen 25 und 45° 0.are present. Under these conditions 35 see 25 and 45 ° 0 multiply.

anaerobe Bakterien, insbesondere die Clostriduim- Eine 40° oige (Gewicht/Gewicht) wäßrige LösungAnaerobic bacteria, especially the Clostriduim- A 40 ° oige (weight / weight) aqueous solution

und die Desulphovibrio desulphuricans-Arten. Diese des Mononatriumsaizes von Dichlorophen wird i.or-and the Desulphovibrio desulphuricans species. This of the monosodium salt of dichlorophene is ordinarily

können infolge der Erzeugung von Schwefelwasser- zugsweise in Verbindung mit 10Vo Athylendiamincan as a result of the production of sulfur water, preferably in connection with 10Vo ethylenediamine

Stoff unangenehme Gerüche verursachen. Die bei verwendet, um in der Emulsion eine Dichlorophen-Substance can cause unpleasant odors. The case used to create a dichlorophene in the emulsion

Einwirkung dieses Gases entstehenden Sulfide kön- 40 konzentration von 400 ppm zu erzeugen,The effect of this gas can produce sulphides in a concentration of 400 ppm,

nen ein Dunkeln oder in extremen Fällen eine ernst- In den nachstehenden Beispielen wird die Erfin-In the following examples the invention is

hafte Beschädigung der Oberflächenbeschaffenheit dung näher erläutert,Adhesive damage to the surface finish is explained in more detail,

des Werkstückes verursachen. Außerdem werden die " n · · , ,of the workpiece. In addition, the " n · ·,

Arbeiter durch den Geruch belästigt. BeispielWorkers annoyed by the smell. example

Es ist bekannt, daß Dichlorophen (5.5-Dichlor- 45 Man stellt fest, daß bei Verwendung einer lös-2.2'-dihydroxydiphenylmethan) ein wirksames Micro- liehen ölemulsion in einem Stahlwalzwerk ein bicid ist. Gewöhnlich wird eine wäßrige Lösune des rasches Zusammenbrechen der Emulsion in ihre Mononatriumsaizes von Dichlorophen verwendet. Es Komponenten erfolgt. Es werden einige Walzvorist ferner bekannt, daß Dichlorophen mit kationi- gange aufeinanderfolgend durchgeführt. Mit steilchen Materialien unverträglich ist. 50 gender Länge des Werkstückes muß dabei die Ge-It is known that dichlorophene (5.5-dichloro 45 It is found that when using a soluble 2.2'-dihydroxydiphenylmethane) An effective micro-borrowed oil emulsion in a steel rolling mill is a bicid. Usually an aqueous solution will rapidly break down the emulsion into its Monosodium salts used by dichlorophene. There components is made. There will be a few foremen It is also known that dichlorophene is carried out successively with cationic gange. With steep Materials is incompatible. 50 equal length of the workpiece must be the

Durch die Erfindung wird eine bactericide und oder schwindigkeit der Walzen erhöht werden,By the invention a bactericide and / or speed of the rollers will be increased,

fungicide Zusammensetzung zur Verfugung gestellt. Die Wanderungsgeschwindigkeit des Blechs auffungicidal composition provided. The migration speed of the sheet metal

die aus einer wäßrigen Lösung eines Alkaüsalzes dem Rolltisch wird automatisch durch die Gcschwin-the roller table from an aqueous solution of an alkali salt is automatically

*on Dichlorophen, welche 1 bis 200O (Volumen/ digkeit der Walzen gesteuert. Man stellt fest, daß* on dichlorophene, which 1 to 20 0 O (volume / digkeit of the rollers controlled. It is found that

Volumen) eines anionischen oder nichtionischen Di- 55 Bakterien und Fungi sich schnell in den löslichenVolume) of an anionic or non-ionic di- 55 bacteria and fungi quickly dissolve in the soluble

•pergiermittcis und'oder Gclierungsmittels enthält, ölen entwickeln, wobei etwa 1000 · 106 Organismen• Pergiermittcis und'oder gelling agent contains, oils develop, whereby about 1000 · 10 6 organisms

besteht. pro Milliliter gezählt werden. Dies hat eine Tren-consists. counted per milliliter. This has a dividing

Durch die Erfindung wird ferner ein Verfahren zur nung der Emulsion in ihre Einzelphasen, d. h. in die Herabsetzung der Bildung von Bakterien und'oder öl- und die Wasserphase zur Folge. Diese Auftren-Fungi in einem anionischen oder nichtionischen »lös- 60 nung erfolgt innerhalb einer Woche. Wird Klauenöl liehen« ölemulsionssystem realisiert. Dieses Verfah- an Stelle der Emulsion auf die Walzen gegeben, dann ren besteht darin, daß dem System eine wäßrige Lö- wird eine übermäßige Schlüpfrigkeit festgestellt, so sung eines Alkaüsalzes von Dichlorophen, die 1 bis daß sich der Betrieb der Walzen schwierig gestaltet. 20·/» (Volumen/Volumen) eines anionischen oder Wird eine 4O°/oige (Gewicht/Gewicht) Lösung des nichtionischen Dispergiermittels und/oder Gelierungs- 65 Natriumsalzes von Dichlorophen einer Emulsionsmittels enthält, zugesetzt wird. probe, die mit Stahl in Berührung steht, zugesetzt, The invention also provides a method for breaking the emulsion into its individual phases, i.e. H. in the Reduction of the formation of bacteria and'or oil and the water phase result. This Auftren-Fungi in an anionic or nonionic solution takes place within a week. Will claw oil borrowed «oil emulsion system implemented. This process applied to the rollers instead of the emulsion, then Ren consists in that the system an aqueous solution, an excessive slipperiness is found, so Solution of an alkali salt of dichlorophene, the 1 to that the operation of the rollers is difficult. 20 · / »(volume / volume) of an anionic or If a 40% (weight / weight) solution of the nonionic dispersant and / or gelling sodium salt of dichlorophene containing an emulsifying agent, is added. sample that is in contact with steel added,

Als AlkaJisalz von Dichlorophen wird Vorzugs- dann wird das Bakterienwachstum bei Konzentratio-The preferred alkali salt of dichlorophene is that bacterial growth is

weise das Natriumsalz verwendet. nen von 0,1 ηΌ (Gewicht/Gewicht) Dichlorophenwisely used the sodium salt. nen of 0.1 η Ό (weight / weight) dichlorophene

5 65 6

verhindert, wobei jedoch eine Verfärbung des Stahls lendiamin zu der Dichlorophenlösung gemäß vorerfolgt und in einem gewissen Ausmaße ein mecha- liegender Erfindung verhindert die Verfärbung, wonisches Zusammenbrechen der Emulsion beobach- bei man feststellt, daß 0,05 °/o des aktiven Materials tetwird. ausreichen, um ein Bakterienwachstum zu unter-Die Zugabe von 10% (Volumen/Volumen) Äthy- 5 drücken.prevented, however, discoloration of the steel lenediamine to the dichlorophene solution according to before takes place and to a certain extent a mechanical invention prevents the discoloration Observe breakdown of the emulsion when it is found that 0.05% of the active material is switched. sufficient to under-die bacterial growth Add 10% (volume / volume) Ethy- press 5.

Claims (18)

Patentansprüche:Patent claims: 1. Bactericider und/oder fungicider Zusatzstoff für anionische oder nichtionische Emulsionssysteme, bestehend aus einer wäßrigen Lösung eines Alkalisalzes von Dichlorophen und 1 bis 20 Volumprozent eines anionischen oder nichtionischen Dispergierungsmittels und/oder Gelierungsmittels. 1. Bactericidal and / or fungicidal additive for anionic or nonionic emulsion systems, consisting of an aqueous solution an alkali salt of dichlorophene and 1 to 20 volume percent of an anionic or nonionic dispersant and / or gelling agent. 2. Zusatzstoff nach Anspruch 1, dadurch gekennzeichnet, daß er als Dichlorophenalkalisalz das Natriumsalz enthält.2. Additive according to claim 1, characterized in that it is used as a dichlorophenalkali salt contains the sodium salt. 3. Zusatzstoff nach Anspruch 1, dadurch gekennzeichnet, daß er das Natriumsalz des Dichlorophens in einer Konzentration von 1 bis 50 Gewichtsprozent enthält. »o3. Additive according to claim 1, characterized in that it is the sodium salt of dichlorophene Contains in a concentration of 1 to 50 percent by weight. "O 4. Zusatzstoff nach Anspruch 1, dadurch gekennzeichnet, daß er als nichtionisches Dispergierungsmittel Äthylendiamin enthält.4. Additive according to claim 1, characterized in that that it contains ethylenediamine as a nonionic dispersant. 5. Zusatzstoff nach Anspruch 1, dadurch gekennzeichnet, daß er als nichtionisches Disper- »5 gierungsmittel Polyäthylenglykol enthält.5. Additive according to claim 1, characterized in that it is used as a nonionic dispersant »5 contains grease agent polyethylene glycol. 6. Zusatzstoff nach Anspruch 1, dadurch gekennzeichnet, daß er als Gelierungsmittel Äthylendiamin-tetraessigsäure oder ein Salz dieser Säure enthält.6. Additive according to claim 1, characterized in that it is ethylenediamine-tetraacetic acid as a gelling agent or contains a salt of this acid. 7. Zusatzstoff nach Anspruch 1, dadurch gekennzeichnet, daß er aus 1. einer 40°/oigen (Gewicht/Gewicht) wäßrigen Lösung des Mononatriumsalzes von Dichlorophen und 2. T bis 200Zo (Volumen/Volumen) flüssigem Dispergierungsmittel oder 1 bis 18 0Zo (Gewicht/Volumen) festem Dispergierungsmittel besteht.7. Additive according to claim 1, characterized in that it consists of 1. a 40% (weight / weight) aqueous solution of the monosodium salt of dichlorophene and 2. T to 20 0 Zo (volume / volume) liquid dispersant or 1 to 18 0 Zo (weight / volume) solid dispersant. 8. Zusatzstoff nach Anspruch 1, dadurch gekennzeichnet, daß er aus 1. einer 4O°/oigen (Gewicht/Gewicht) wäßrigen Lösung des Mononatriumsalzes von Dichlorophen und 2. 0,1 bis 17%> (Gewicht/Volumen) festem Gelierungsmittel oder 0,1 bis 20% (Volumen/Volumen) flüssigem Gelierungsmittel besteht.8. Additive according to claim 1, characterized in that it consists of 1. a 4O% (weight / weight) aqueous solution of the monosodium salt of dichlorophene and 2. 0.1 to 17% (weight / volume) solid gelling agent or 0.1 to 20% (volume / volume) liquid gelling agent. 9. Zusatzstoff nach Anspruch 1, dadurch gekennzeichnet, daß er aus einer Mischung des Mononatriumsalzes von Dichlorophen, Äthylendiamin, dem Natriumsalz von Äthylendiamin tetraessigsäure, Natriumeitrat und Wasser besteht. 9. Additive according to claim 1, characterized in that it consists of a mixture of the Monosodium salt of dichlorophene, ethylenediamine, the sodium salt of ethylenediamine tetraacetic acid, sodium citrate and water. 10. Zusatzstoff nach Ansprach 1, dadurch gekennzeichnet, daß er aus eimer Mischung des Mononatriumsalzes von Dichlorophen, Äthylendiamin, Polyäthylenglykol, dem Natriumsalz von Äthylendiamin-tetraessigsäure und Wasser besteht. 10. Additive according spoke 1, characterized in that it consists of a mixture of the Monosodium salt of dichlorophene, ethylenediamine, polyethylene glycol, the sodium salt of Ethylenediamine tetraacetic acid and water. 11. Verfahren zur Reduzierung der Bildung von Bakterien und/oder Fungi in einem anionischen oder nichtionischen Wasser-Öl-Emulsionssystem nach Anspruch 1, dadurch gekennzeichnet, daß dem System eine wäßrige Lösung eines Alkalisalzes von Dichlorophen, die 1 bis 20 Volumprozent eines anionischen oder nichtionischen Dispergierungsmittels und/oder Gelierungsmittels enthält, zugesetzt wird.11. Method of reducing the formation of bacteria and / or fungi in an anionic or non-ionic water-oil emulsion system according to claim 1, characterized in that that the system is an aqueous solution of an alkali salt of dichlorophene, which is 1 to 20 percent by volume an anionic or nonionic dispersant and / or gelling agent contains, is added. 12. Verfahren nach Anspruch 11, dadurch gekennzeichnet, daß als Alkalisalz von Dichlorophen das Natriumsalz verwendet wird.12. The method according to claim 11, characterized in that the alkali salt of dichlorophene the sodium salt is used. 13 Verfahren nach Anspruch 12, dadurch gekennzeichnet, daß eine wäßrige Lösung verwen-S wird, die einer Konzentration des Natnumsalzes von Dichlorophen zw.schen 1 und 50 Gewichtsprozent entspricht.13. The method according to claim 12, characterized in that an aqueous solution is used that a concentration of the sodium salt of dichlorophene between 1 and 50 percent by weight. 14 Verfahren nach Anspruch 11, dadurch gekennzeichnet, daß als nichtionisches D.sperg;erungsmittel Äthylendiamin verwendet wird.14 The method according to claim 11, characterized in that that ethylene diamine is used as a nonionic dispersant. 15 Verfahren nach Anspruch 11, dadurch gekennzeichnet, daß als nichtionisches Disperg.urungsmittel Polyäthylenglykol verwendet wird.15 The method according to claim 11, characterized in that the nonionic dispersing agent Polyethylene glycol is used. 16 Verfahren nach Anspruch 11, dadurch gekennzeichnet, daß als Gelierungstnittel Äthylcndiamin-tetraessigsäure oder ein Salz dieser Saure16 The method according to claim 11, characterized in that that ethylcndiamine-tetraacetic acid as a gelling agent or a salt of this acid verwendet wird. «.._,_.is used. «.._, _. 17 Verfahren nach Ansprujh 11, dadurc.i gekennzeichnet, daß ein flüssiges Dispergieren .<mittel in einer Konzentration von 1 bis 20 _-■:,-lumprozent oder ein festes Dispergierungsmu:■;! in einer Konzentration von 1 bis 18 Gewicr.sprozent sowie eine 4O°/oige (Gewicht/Gewicr-i: wäßrige Lösung des Mononatnurnsalzes von i ■■-chlorophen verwendet werden.17 method according to claim 11, characterized by dadurc.i, that a liquid dispersing. <medium in a concentration of 1 to 20 _- ■: - lum percent or a fixed dispersion mu: ■ ;! in a concentration of 1 to 18 percent by weight and a 40% (weight / weight-i: aqueous solution of the Mononatnurnsalzes of i ■■ -chlorophen be used. 18 Verfahren nach Anspruch 11, dadurch ^-- kennzeichnet, daß ein festes Gelterungsmitte' .» einer Konzentration von 0,1 bis 17«/o (Gewicir-Volumen) oder ein flüssiges Gelierungsmitte! ..■ einer Konzentration von 0,1 bis 20Vo (Volum«··; Volumen) sowie eine 40%>ige (Gewicht/Gewicn-i wäßrige Lösung des Mononatriumsalzes von b: chlorophen verwendet werden.18 The method according to claim 11, characterized ^ - indicates that a solid gelterungsmitte '. » a concentration of 0.1 to 17% (volume by weight) or a liquid gelling agent! .. ■ a concentration of 0.1 to 20Vo (volume «··; volume) and a 40% (weight / weight aqueous solution of the monosodium salt of b: chlorophen) can be used.
DE1805706A 1967-10-27 1968-10-28 Bactericidal and / or fungicidal additive for water / oil emulsions Expired DE1805706C3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB48942/67A GB1186628A (en) 1967-10-27 1967-10-27 Method for Reducing the Formation of Bacteria, Algae and Fungi

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DE1805706A1 DE1805706A1 (en) 1969-06-26
DE1805706B2 DE1805706B2 (en) 1973-11-29
DE1805706C3 true DE1805706C3 (en) 1974-07-04

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BE (1) BE722929A (en)
DE (1) DE1805706C3 (en)
ES (1) ES359608A1 (en)
FR (1) FR1589973A (en)
GB (1) GB1186628A (en)
LU (1) LU57162A1 (en)
SE (1) SE341230B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8822967D0 (en) * 1988-09-30 1988-11-09 Merck Patent Gmbh Moss-killing composition

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BE722929A (en) 1969-04-01
DE1805706A1 (en) 1969-06-26
LU57162A1 (en) 1969-01-31
DE1805706B2 (en) 1973-11-29
GB1186628A (en) 1970-04-02
SE341230B (en) 1971-12-20
FR1589973A (en) 1970-04-06
ES359608A1 (en) 1970-06-16

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C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977