EP1017772B1 - Alkoholathaltiger reiniger - Google Patents

Alkoholathaltiger reiniger Download PDF

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Publication number
EP1017772B1
EP1017772B1 EP98954274A EP98954274A EP1017772B1 EP 1017772 B1 EP1017772 B1 EP 1017772B1 EP 98954274 A EP98954274 A EP 98954274A EP 98954274 A EP98954274 A EP 98954274A EP 1017772 B1 EP1017772 B1 EP 1017772B1
Authority
EP
European Patent Office
Prior art keywords
agent
solid
surfactants
relative
cleaning
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.)
Expired - Lifetime
Application number
EP98954274A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1017772A1 (de
Inventor
Werner Strothoff
Dieter Hemm
Günter Hellmann
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.)
Ecolab Inc
Original Assignee
Ecolab Inc
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 Ecolab Inc filed Critical Ecolab Inc
Publication of EP1017772A1 publication Critical patent/EP1017772A1/de
Application granted granted Critical
Publication of EP1017772B1 publication Critical patent/EP1017772B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/044—Hydroxides or bases
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/18—Hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2003—Alcohols; Phenols
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/26—Organic compounds containing nitrogen
    • C11D3/30—Amines; Substituted amines ; Quaternized amines

Definitions

  • the present invention relates to water-containing cleaners with pasty to solid consistency based on alkali hydroxide.
  • To set the desired Consistency contain the cleaning agents alcoholates.
  • Addition of other components can be optionally the Check hardness and duration of curing of the cleaning agent.
  • Highly alkaline detergents are today in the most diverse forms of presentation commercially available, for. B. as a powder, as granules, as a liquid, as a melted block or as a tablet made by compression.
  • WO 96/27653 A1 describes a paste-like Detergents based on NaOH, by the thickening effect of certain glycols, Glycol derivatives and / or alkanolamines aqueous alkali oil eye uses.
  • the object of the present invention is to provide highly alkaline, on alkali hydroxide, preferably potassium or sodium hydroxide, more preferably sodium hydroxide general-purpose cleaning agents for textile surfaces, preferably but those for cleaning hard surfaces, eg.
  • alkali hydroxide preferably potassium or sodium hydroxide
  • more preferably sodium hydroxide general-purpose cleaning agents for textile surfaces preferably but those for cleaning hard surfaces, eg.
  • tableware and in particular to provide cleaning agents for the commercial cleaning of dishes, the advantages of powders and liquids on the one hand and the Advantages of tablets and fused blocks on the other hand unite.
  • the means to provide cleaning agents that are one of the most diverse Application conditions have defined solubility, on the other hand but are stable to transport and storage stable and beyond fast, easy and to dose precisely, which are not dusty and without great technical Effort to produce and easy to fill.
  • German Offenlegungsschrift DE-OS-31 38 425 the rheological Behavior of the cleaner described there described so that a gel-like paste by the action of mechanical forces, for example by Shake or apply pressure to a deformable storage bottle or tube or liquefied by means of a dosing pump and squeezed out of a spray nozzle leaves.
  • Japanese Patent Publication JP 84/182870 describes solutions of alkali hydroxides in glycols or alcohols by neutralizing with long chain Carboxylic acids are viscous and by adding silicone oil a pasty Consistency, whereby they are used as pastes in the leather fatliquoring can.
  • Japanese Patent Publication JP 86/296098 describes anhydrous solid detergents based on alkali hydroxides.
  • the alkali carrier is in alkanolamines and water-soluble glycol ethers, thereby forming a solid Cleaner receives.
  • a technical teaching for the variable reduction of strength and for controlling the hardening process is not described.
  • the cleaning agents according to the invention have a finished state pasty or firm consistency, the transitions being fluid. she are preferably not pumpable at room temperature.
  • consistency can also take the form of cut resistance, for example express. Many of the solid detergents according to the invention are during the Processing still pourable and shaping even after prolonged storage compressible.
  • the agents can post-cure during storage. Especially with the addition of Solid fine alkali hydroxide, this curing process can very quickly run. Particularly advantageous is the use of up to 35 wt .-% preferably 2 to 25% by weight, particularly preferably 5 to 15% by weight, of solid Alkali hydroxide based on the total agent.
  • surfactants Paraffin oil and polyhydroxy compounds can turn the curing process be delayed.
  • the delayable curing time is measured by the stirring process is continued after addition of all components and until it stops is tracked as a result of curing.
  • Purely phenomenological has the composition at the time that is called curing and the can be controlled, a consistency in which you can not, as desired, through a down at a production boiler located drain pipe can let, or can flow out of an upside down beaker.
  • Another object of the invention is a process for the preparation of these Medium. They are obtained in the simplest case by stirring the alcoholates into the alkali solution. Especially preferred agents are obtained, if necessary after that, foam inhibitors and / or Builderkomponenten, then surfactants and / or paraffin oil and finally 0.1 to 35 wt.%, Preferably 2 to 25 wt.%, Based on the total Medium solid alkali hydroxide, preferably potassium or sodium hydroxide, especially preferably sodium hydroxide may be added.
  • Another object of the invention is the use of these means for machine cleaning of dishes and surfaces and washing of Laundry.
  • composition of matter are in the simplest case in addition to alkali, no other additives except the alkoxide as a thickener necessary to solidify the desired inventive solidifying To achieve effect in aqueous sodium hydroxide solution.
  • the water content is a critical parameter; he lies between 10 and 35 wt .-%, advantageously between 20 and 30 wt .-%.
  • the cleaning agents of the invention can over the already mentioned Ingredients addition to other common in alkaline cleaners ingredients contain, so far as the inventive variable strength not get lost.
  • the cleaning agent of alkali lye preferably Potassium and caustic soda, particularly preferably sodium hydroxide solution, substance I. or the corresponding alcohol and optionally solid alkali hydroxide, preferably sodium hydroxide, as well as surfactants and / or paraffin oil as the carrier phase for other common in cleaning agents ingredients.
  • Alcoholates become more commercial Alcohols, with the exception of the alcoholates of ethylene glycol and 1,2-propylene glycol used. They are alcoholates of Ethanol, propanol, isopropanol, glycerol and butylene glycol.
  • the alkyl chain content is differentiated Properties achieved.
  • the alkoxides can be prepared by the usual methods of organic chemistry easily manufactured.
  • the amount of alcoholate added should be 0.5 to about 40% by weight, preferably about 1 to about 10 wt .-% based on the total Cleaning agent amount. Since the alkoxide with the corresponding Alcohol in equilibrium is possibly contained free alcohol mathematically included in the mecanicatmenge, in polyhydric alcohols as a monoalcoholate.
  • surfactants both anionic surfactants and cationic surfactants, amphoteric surfactants and nonionic surfactants can be used.
  • the cleaning performance is decisively influenced by the amount of surfactants. In particular, of their concentration but also depends on the curing time after addition of all components.
  • weakly foaming surfactants especially nonionic surfactants, in an amount of up to 10 wt.%, Preferably 0.1 to 5 wt .-% and particularly preferably 0.5 to 4 wt .-% be included. Normally, extremely low-foam compounds are used for automatic dishwashing.
  • a higher surfactant content which is usually up to 30 wt .-%, preferably 0.1 to 15 particularly preferred 1 to 10 wt .-% and most preferably 2 to 4 wt .-% based on the total means may be.
  • nonionic, cationic and amphoteric surfactants especially anionic Surfactants, preferably from the group of alkylbenzenesulfonates, the fatty alcohol sulfates and the fatty alcohol ether sulfates.
  • Paraffin oil which according to the invention may contain up to 10% by weight
  • Long-chain hydrocarbons are understood as being branched or unbranched could be.
  • they are the inventive Agents in amounts between 0.1 and 8 wt .-% particularly preferred between 0.5 and 5 wt .-% added.
  • the cleaning agents may additionally builders in one Amount of up to 60 wt .-%, preferably 15 to 40 wt .-%, included.
  • the builder contained in the cleaning agents according to the invention in principle, any substance can be that in the state of the art as in the broadest sense for washing and cleaning agent suitable builder is known.
  • Preferably Water-soluble builder substances are used, these in the However, agents of the invention may be present undissolved.
  • the Coated builders known in the art can be used and are even preferred when bleached with chlorine is working.
  • alkali phosphates in question in the form of their Sodium or potassium salts may be present.
  • alkali phosphates in question in the form of their Sodium or potassium salts may be present. Examples include: tetrasodium diphosphate, Pentasodium triphosphate, so-called sodium hexametaphosphate and the corresponding potassium salts or mixtures of sodium hexametaphosphate and the corresponding potassium salts or mixtures Sodium and potassium salts.
  • complexing agents are mentioned, such as. B. nitrilotriacetate or ethylenediaminetetraacetate. Also soda and Borax count within the scope of the present Invention to the builders.
  • water-soluble builder components are, for. B. organic Polymers of native or synthetic origin, especially polycarboxylates.
  • Commercially available products are z. Sokalan® CP 5 and PA 30 from BASF, Alcosperse® 175 and 177 from Alco, LMW® 45 N and SP02 ND from Norsohaas.
  • Suitable native polymers include, for example, oxidized starch (eg DE 42 28 786) and polyamino acids such as polyglutamic acid or polyaspartic acid, z.
  • hydroxycarboxylic acids such as B. mono-, dihydroxy-succinic acid, ⁇ -hydroxypropionic acid, Citric acid, gluconic acid, and their salts.
  • Citrates are preferably used in the form of trisodium citrate dihydrate.
  • amorphous metasilicates or sheet silicates may furthermore be mentioned. Even crystalline phyllosilicates are suitable builders, provided that they are sufficiently stable to alkali; crystalline phyllosilicates are marketed by the company Hoechst AG (Germany) under the trade name Na-SKS, z.
  • Na-SKS-1 Na 2 Si 22 O 45 .xH 2 O, Kenyaite
  • Na-SKS-2 Na 2 Si 14 O 29 .xH 2 O, magadiite
  • Na-SKS-3 Na 2 Si 8 O 17 .xH 2 O
  • Na-SKS-4 Na 2 Si 4 O 9 .xH 2 O
  • makatite Na-SKS-5 ( ⁇ -Na 2 Si 2 O 5 )
  • Na-SKS -7 ⁇ -Na 2 Si 2 O 5 , natrosilite
  • Na-SKS-11 ⁇ -Na 2 Si 2 O 5
  • Na-SKS-6 ⁇ -Na 2 Si 2 O 5 ).
  • builders from the group pentasodium triphosphate, Trisodium citrate, nitrilotriacetate, ethylenediaminetetraacetate, Sodium salts of polyacrylic acid and of maleic acid - acrylic acid - Copolymers, soda, alkali silicate and mixtures thereof.
  • Bleaches customary in detergents and cleaners can also be used in the novel bleaches Be contained means, then preferably in amounts between 0.5 and 10% by weight, and more preferably between 1.5 and 10% by weight.
  • These may be selected from the group of oxygen-based bleaching agents, such as sodium perborate, also in the form of its hydrates, or sodium percarbonate, or from the Group of chlorine-based bleaches, such as N-chloro-p-toluenesulfonic acid amide, Trichloroisocyanuric acid, alkali metal dichloroisocyanurate, alkali hypochlorites, and alkali hypochlorites releasing agents, with particularly alkali stable bleaching compositions are preferred.
  • These can be both alkaline stable substances or by suitable methods such as surface coating or passivation be stabilized components.
  • ingredients in the cleaners according to the invention are defoamers. These may be in concentrations between 0.1 and 5 wt.%, Preferably 0.5 and 3 wt .-% are used when a selected surfactant under foam too much in the given circumstances, or act foam-suppressing foaming food particles in the dishwasher. Under defoamers one understands all known in the prior art foam-damping substances, but preferably those based on silicone and paraffin, more preferably on Paraffin-based, as z. B. in DE 34 00 008, DE 36 33 518, the DE 30 00 483, DE 41 17 032, DE 4323410, WO 95/04124 and the DE 196 20 249 are. But other defoamers can be used.
  • abrasive ingredients are e.g. Dyes or alkali stable Perfumes.
  • abrasive ingredients may in principle contain However, preferably the cleaning agents of the invention are free thereof.
  • thickeners such as B. swellable phyllosilicates of Montmorillonite type, bentonite, kaolin, talc or carboxymethylcellulose optional can be used to vary the strength, they are to achieve the desired controllable solids properties and the consistency of Cleaning agent according to the invention not required, d. H. on such Thickener can be dispensed with.
  • alcoholates as solidifying agents for water-based detergents for the automatic rinsing of dishes or for washing textiles containing alkali metal hydroxide Sodium hydroxide, with subsequent sequential addition of various Components, in particular of paraffin oil and / or surfactants in combination claimed with the subsequent addition of solid NaOH.
  • a method for solidifying aqueous 42 to 55 wt.% Iger Alkali solution, preferably potassium and sodium hydroxide, more preferably sodium hydroxide claimed.
  • the method is characterized in that one such Alkali solution with stirring an alkoxide is added and so a paste-like preparation, which is followed by one or more components from the classes of paraffin foam inhibitors and / or builders and / or paraffin oil and / or surfactants are added before solid Alkali hydroxide, preferably potassium or sodium hydroxide, more preferably Sodium hydroxide or a mixture of these substances is added to a delayed, controlled and variable curing of the cleaning material too to reach.
  • the process at 20 ° C to 50 ° C is preferred at 30 to 48 ° C particularly preferably carried out at 38 to 42 ° C.
  • the content NaOH in the aqueous solution also be more than 55 wt .-%. Accordingly, at lower temperatures, the NaOH content is also below 42 wt .-% are.
  • the restriction to 42 to 55% by weight NaOH solutions is therefore limited essentially to temperatures of 20 ° C to 25 ° C.
  • a particular advantage of the invention is that the stirrability and thus associated benefits are already given at room temperature.
  • preferred Potassium and caustic soda particularly preferably sodium hydroxide
  • preferred Potassium and caustic soda particularly preferably sodium hydroxide
  • the consistency of the invention can but in almost all cases below 42 ° C, preferably between 38 ° C and 42 ° C be realized, so that less temperature-stable components, such as Example, chlorine-containing bleach in the detergents of the invention can be incorporated.
  • an early hardening of the cleaning agent as a result of Addition of solid alkali hydroxide counteracted by previously other Components, for example foam inhibitors, builders, paraffin oils and / or surfactants are added.
  • solid alkali hydroxide counteracted by previously other Components for example foam inhibitors, builders, paraffin oils and / or surfactants are added.
  • foam inhibitors, builders, paraffin oils and / or surfactants are added.
  • all or only certain substances of these classes can be added.
  • a maximum curing time is achieved if all of the above Substances are added in this order, before firm Alkali hydroxide is mixed for solidification.
  • a preferred Embodiment becomes after completion of the addition of the alcoholates for at least 3 minutes, preferably for 10 to 20 minutes before stirring you add the other components, after their addition, respectively is stirred for at least 3 minutes, preferably 8 to 15 minutes.
  • the preparation of the cleaning agent for example, in a stirred tank at 20 to 50 ° C, preferably at 30 to 48 ° C, more preferably at 38 - 42 ° C take place.
  • the detergent has procedurally by the sequence-bound Addition of paraffin oils and / or surfactants has the advantage that the curing of the detergent can be delayed so long that it no solid deposits can occur in the production equipment.
  • the detergent can be stored at approx. 40 ° C in the sales container be bottled and e.g. via a cooling tunnel to about 20 ° C to reach the be cooled according to the invention consistency. But also other methods the filling and return to room temperature are conceivable.
  • the application of the solid detergent according to the invention can, for. B. in the Make sure that in a container (capacity, for example, 0.5 to 10 kg) of controllable strength sprayed with water sprayed is and the so-dissolved detergent is used, for. In a dishwasher is metered.
  • a container capacity, for example, 0.5 to 10 kg
  • the so-dissolved detergent is used, for. In a dishwasher is metered.
  • Pasty cleaners can be used with Help of suitable, strong pressure exerting devices directly into the Application liquor are dosed or also first with water in one brought liquid form and dosed in this form.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Detergent Compositions (AREA)
  • Manufacturing Of Printed Wiring (AREA)
EP98954274A 1997-09-23 1998-09-12 Alkoholathaltiger reiniger Expired - Lifetime EP1017772B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19741874 1997-09-23
DE19741874A DE19741874A1 (de) 1997-09-23 1997-09-23 Alkoholathaltiger Reiniger
PCT/EP1998/005811 WO1999015613A1 (de) 1997-09-23 1998-09-12 Alkoholathaltiger reiniger

Publications (2)

Publication Number Publication Date
EP1017772A1 EP1017772A1 (de) 2000-07-12
EP1017772B1 true EP1017772B1 (de) 2005-11-23

Family

ID=7843292

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98954274A Expired - Lifetime EP1017772B1 (de) 1997-09-23 1998-09-12 Alkoholathaltiger reiniger

Country Status (15)

Country Link
US (1) US6800600B1 (enExample)
EP (1) EP1017772B1 (enExample)
JP (1) JP2001517729A (enExample)
AT (1) ATE310793T1 (enExample)
AU (1) AU740019B2 (enExample)
CA (1) CA2304595C (enExample)
CZ (1) CZ20001052A3 (enExample)
DE (2) DE19741874A1 (enExample)
HU (1) HUP0003891A3 (enExample)
NO (1) NO20001460D0 (enExample)
NZ (1) NZ504116A (enExample)
PL (1) PL188588B1 (enExample)
SK (1) SK4192000A3 (enExample)
TR (1) TR200000768T2 (enExample)
WO (1) WO1999015613A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4015779B2 (ja) * 1999-06-17 2007-11-28 ディバーシー・アイピー・インターナショナル・ビー・ヴイ 食器洗浄機用洗浄剤組成物
DE10002710A1 (de) * 2000-01-22 2001-08-02 Henkel Ecolab Gmbh & Co Ohg Herstellung cremeförmiger komplexbildnerhaltiger alkalisch-wäßriger Reinigungsmittel
MY156416A (en) * 2007-09-14 2016-02-26 Kao Corp Alkali-type nonionic surfactant composition
WO2010140561A1 (ja) * 2009-06-01 2010-12-09 ユケン工業株式会社 脱脂組成物およびその製造方法
US10184097B2 (en) 2013-02-08 2019-01-22 Ecolab Usa Inc. Protective coatings for detersive agents and methods of forming and detecting the same

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JPS59182870A (ja) 1983-04-01 1984-10-17 Nitto Kagaku Kk ペ−スト状クリ−ナ−兼艶出剤
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DE4117032A1 (de) 1991-05-24 1992-11-26 Henkel Kgaa Silikonhaltiges entschaeumergranulat
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JPH06108092A (ja) * 1992-09-28 1994-04-19 Lion Corp 強アルカリ液体洗浄剤組成物
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Also Published As

Publication number Publication date
CZ20001052A3 (cs) 2001-08-15
EP1017772A1 (de) 2000-07-12
HUP0003891A2 (en) 2001-03-28
SK4192000A3 (en) 2000-09-12
US6800600B1 (en) 2004-10-05
NO20001460L (no) 2000-03-21
NO20001460D0 (no) 2000-03-21
NZ504116A (en) 2001-09-28
HUP0003891A3 (en) 2003-02-28
DE19741874A1 (de) 1999-04-01
AU740019B2 (en) 2001-10-25
WO1999015613A1 (de) 1999-04-01
JP2001517729A (ja) 2001-10-09
PL188588B1 (pl) 2005-02-28
TR200000768T2 (tr) 2000-09-21
AU1146399A (en) 1999-04-12
DE59813232D1 (de) 2005-12-29
CA2304595A1 (en) 1999-04-01
ATE310793T1 (de) 2005-12-15
PL339560A1 (en) 2000-12-18
CA2304595C (en) 2009-10-27

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