WO2013107576A1 - Composition de nettoyage de surfaces dures renfermant un renforçateur de mousse - Google Patents

Composition de nettoyage de surfaces dures renfermant un renforçateur de mousse Download PDF

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Publication number
WO2013107576A1
WO2013107576A1 PCT/EP2012/075607 EP2012075607W WO2013107576A1 WO 2013107576 A1 WO2013107576 A1 WO 2013107576A1 EP 2012075607 W EP2012075607 W EP 2012075607W WO 2013107576 A1 WO2013107576 A1 WO 2013107576A1
Authority
WO
WIPO (PCT)
Prior art keywords
alkyl
cleaning composition
toilet
composition according
block
Prior art date
Application number
PCT/EP2012/075607
Other languages
English (en)
Inventor
Luca Ciceri
Nicola DELLA VALLE
Anna FARAONE
Gianluca Lucchini
Maria TRINCHERA
Original Assignee
Unilever N.V.
Unilever Plc
Hindustan Unilever Limited
Conopco, 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 Unilever N.V., Unilever Plc, Hindustan Unilever Limited, Conopco, Inc. filed Critical Unilever N.V.
Priority to EP12809727.6A priority Critical patent/EP2804941B1/fr
Priority to CN201280067597.0A priority patent/CN104093826B/zh
Publication of WO2013107576A1 publication Critical patent/WO2013107576A1/fr

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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
    • C11D10/00—Compositions of detergents, not provided for by one single preceding group
    • C11D10/04—Compositions of detergents, not provided for by one single preceding group based on mixtures of surface-active non-soap compounds and soap
    • 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
    • C11D10/00—Compositions of detergents, not provided for by one single preceding group
    • C11D10/04—Compositions of detergents, not provided for by one single preceding group based on mixtures of surface-active non-soap compounds and soap
    • C11D10/047—Compositions of detergents, not provided for by one single preceding group based on mixtures of surface-active non-soap compounds and soap based on cationic surface-active compounds and soap
    • 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
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0047—Detergents in the form of bars or tablets
    • C11D17/0056—Lavatory cleansing blocks
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/38—Cationic compounds
    • C11D1/40—Monoamines or polyamines; Salts thereof
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/38—Cationic compounds
    • C11D1/42—Amino alcohols or amino ethers
    • C11D1/44—Ethers of polyoxyalkylenes with amino alcohols; Condensation products of epoxyalkanes with amines

Definitions

  • the present invention relates to hard surface cleaning
  • compositions and their use.
  • the invention relates to hard surface cleaning compositions in the form of a toilet block. Background of the invention
  • Hard surface cleaning blocks such as lavatory blocks are known in the art and are typically configured to provide an automatic and sustained release of active ingredients to a liquid passing the block and/or the release of perfume to the air.
  • they may be suspended in a container under the rim of a lavatory bowl or urinal such that, during a flushing cycle, water from the cistern flows over the block thereby dissolving a portion of the block and releasing active ingredients of the block into the lavatory bowl. They may also be used inside a dish washing machine or even for the purpose of manual
  • Holders for solid detergent blocks are for instance disclosed in EP-B1-586 137.
  • An alternative to the lavatory block is a liquid dispenser device, such as the device disclosed in GB2389123.
  • hard surface cleaning blocks in different forms are disclosed in the art. Solid blocks in a holder are for instance disclosed in EP-B1-553 162.
  • the hard surface cleaning composition can even be applied directly onto the surface as disclosed in EP-Al-1, 086, 199, where a self adhesive paste is disclosed.
  • WO-2008/058853 discloses a detergent composition comprising an adhesive phase.
  • toilet blocks containing fatty acid soap often hardly show any foaming behavior.
  • an object of the present invention is to provide a hard surface cleaning composition in the form of a toilet block that comprises fatty acid soap and has, in use, favorable foaming behavior.
  • composition rinses away in a number of flushes, and releases a hygiene agent at a rate sufficient to provide adequate hygiene throughout the operating life of the toilet block.
  • said toilet block can be produced in a simple way and is aesthetically pleasing.
  • a hard surface cleaning composition in the form of a toilet block comprising fatty acid soap, a co- surfactant and a long chain alkyl triamine according to the present invention.
  • the present invention provides a hard surface cleaning composition in the form of a toilet block, wherein the composition comprises fatty acid soap, a co- surfactant; and from 1 to 30% by weight of a foam boosting and stabilizing ingredient selected from the group consisting of C8-C20 alkyl dialkylene triamines, C8-C20 alkyl triamines, ethoxylated amines based on coco and tallow alkyl chain having 5 to 50 ethylene oxide units, ethoxylated diamines selected from C 10 -C2 0 alkyl diamine propanes with 5 to 30 ethylene oxide units, and mixtures thereof.
  • a foam boosting and stabilizing ingredient selected from the group consisting of C8-C20 alkyl dialkylene triamines, C8-C20 alkyl triamines, ethoxylated amines based on coco and tallow alkyl chain having 5 to 50 ethylene oxide units, ethoxylated diamines selected from C 10 -C2 0 alky
  • the invention provides a cage less lavatory cleansing device comprising a support member having a hook and adapted to be suspended from a part of a sanitary appliance, preferably the rim of a toilet bowl, and a toilet block of the invention, wherein said toilet block enrobes or encases part of the hook.
  • the invention provides a method of producing a cage less lavatory cleansing device according to the
  • the invention provides a method of cleaning the interior of a toilet bowl, comprising the steps of:
  • foam boosting and stabilizing ingredient of the present invention is known and registered as a biocide. However, it has been found in the context of the present invention that such compound can be favorably used as a foam boosting and stabilizing ingredient in a cleaning composition of the invention which is in the form of a toilet block.
  • the foam boosting action by the foam boosting and stabilizing ingredient of the invention generally more than compensates the de-foaming action by the fatty acid soap which is also present in the composition of the invention. As a result, when said cleaning composition is used for
  • foam boosting and stabilizing ingredient of the invention is selected from the group consisting of
  • C8- C20 alkyl dialkylene triamines C8- C20 alkyl triamines, and mixtures thereof.
  • the foam booster and stabilizing ingredient of the invention is selected from the group consisting of C8- C20 alkyl triamines, C8- C20 alkyl dipropylene triamines, C8- C20 alkyl diethylene triamine and mixtures thereof.
  • Most preferred types of said foam booster and stabilizing ingredient are selected from Cio alkyl dipropylene triamine, C 1 2 alkyl dipropylene triamine and mixtures thereof. It was found that these types of long chain triamine provide the best results in terms of stable foam.
  • Said foam booster and stabilizing ingredient is preferably present in the cleaning composition of the invention at a concentration of from 1 to 20%, more preferably from 2 to 8%, by weight.
  • the fatty acid soap is present in the cleaning composition of the invention as a surfactant. It is also present for providing the desired transparency of the cleaning composition of the invention .
  • the fatty acid soap is preferably selected from long chain fatty acid soaps having a C 1 0-C20 alkyl group.
  • the most preferred type of said fatty acid soap for use in the composition of the invention is selected from sodium laurate, sodium stearate, sodium oleate, sodium palmate and mixtures thereof .
  • the level of the fatty acid soap in the cleaning composition of the invention is in the range of from 10 to 70%, more preferably from 20 to 70%, by weight.
  • the co-surfactant is preferably present in the composition of the invention at a concentration of from 5 to 50% by weight.
  • Said co-surfactant may generally be chosen from anionic, nonionic, cationic, amphoteric/zwitterionic surfactants and mixtures thereof.
  • the co-surfactant is selected from the group consisting of anionic surfactants, nonionic surfactants, amphoteric surfactants and mixtures thereof.
  • anionic surfactants'' is meant to be an indication of synthetic anionic surfactants other than soap.
  • Suitable synthetic (non-soap) anionic surfactants are water soluble salts of organic sulphuric acid mono-esters and
  • anionic surfactants water soluble salts of:
  • PAS primary long chain alcohol sulphates
  • alkyl benzene sulphonates such as those in which the
  • alkyl group contains from 6 to 20 carbon atoms
  • alkylglyceryl ether sulphates especially of the ethers of fatty alcohols derived from tallow and coconut oil;
  • alkylphenol ethylenoxy-ether sulphates with from 1 to 8 ethyleneoxy units per molecule and in which the alkyl groups contain from 4 to 14 carbon atoms; • the reaction product of fatty acids esterified isethionic acid and neutralised with alkali,
  • the preferred water-soluble synthetic anionic surfactants are the alkali metal (such as sodium and potassium) salts of alkyl- benzenesulphonates , olefin sulphonates, alkyl sulphates, and the fatty acid mono-glyceride sulphates. Because of their favorable foaming behavior in the presence of the long chain triamine used in the present invention, olefin sulfonates represent the most preferred type of anionic surfactants.
  • t concentration of the anionic surfactant is preferably from 5 15% by weight.
  • a suitable class of nonionic surfactants can be broadly any suitable class of nonionic surfactants.
  • hydrophilic or polyoxyalkylene chain which is attached to any particular hydrophobic group can be readily adjusted to yield a compound having the desired balance between hydrophilic and hydrophobic elements. This enables the choice of nonionic surfactants with the right HLB .
  • nonionic surfactants with the right HLB .
  • Particular examples include:
  • ethylene oxide such as a coconut alcohol/ethylene oxide condensates having from 2 to 15 moles of ethylene oxide per mole of coconut alcohol;
  • condensates of the reaction product of ethylene-diamine and propylene oxide with ethylene oxide the condensates containing from 40 to 80% of ethyleneoxy groups by weight and having a molecular weight of from 5,000 to 11,000.
  • ethoxylated alcohols having 5-8 moles of ethylene oxide per mole of alcohol and an a C9-C11 alkyl chain are the most preferred type of nonionic surfactants.
  • amphoteric surfactant can be used:
  • ⁇ tertiary amine oxides of structure R 1 R 2 R 3 N-0 where R 1 is an alkyl group of 8 to 20 carbon atoms and R 2 and R 3 are each alkyl or hydroxyalkyl groups of 1 to 3 carbon atoms, e.g. C12-C18-alkyldimethyl amineoxides.
  • the concentration of the nonionic surfactant is preferably from 5 to 15% by weight.
  • the cleaning composition of the invention may optionally contain biocide material other than the foam booster and stabilizing ingredient of the invention.
  • Said biocide material is preferably selected from CTAC (cetyl trimethyl ammonium chloride) , and BAC (benzalkonium chloride) and didecyldimethylammonium chloride, dodecyldipropylene triamine and poly (hexamethylenebiguanide) hydrochloride.
  • CTAC cetyl trimethyl ammonium chloride
  • BAC benzalkonium chloride
  • BAC is the most preferred type of biocide.
  • quaternary ammonium biocide having at least one alkyl chain with a length of at least 14 carbon atoms (C14) show a better biocidal effect than the quaternary ammonium biocides having a shorter chain.
  • the preferred chain length is C14-C16, more preferably a mixture of C14-C16, with 80-98%w of C14.
  • composition of the invention is preferably 1 to 30 ⁇ 6 , more preferably 5 to 25%, by weight.
  • inventions may further comprise builders, dyes, perfume, hygiene agents, antioxidants, radical scavengers, chelating agents, hydrotropes, anticorrosion agents, opacifiers, brighteners, preservatives and/or abrasives such as silica, kaolin, talc etc .
  • Perfume is preferably present in the cleaning composition of the invention, in a preferred concentration of 2 to 15% by weight .
  • composition may preferably comprise humectant.
  • Humectants maintain both structure and clarity. When present, said
  • humectants will enable retention of water within the toilet block formulation of the invention.
  • Preferred humectants are polyhydroxylated organic compounds, such as sorbitol and sucrose.
  • the solvents glycerol and polyethylene glycol (PEG) are also suitable as humectants .
  • the humectant may be present in a concentration of 0 to 50% by weight of the composition.
  • the humectant is preferably present in a concentration of at least 5%, but preferably not more than 40%, more preferably not more than 30%.
  • Solvents may also be present in the composition.
  • Preferred solvents include poly alkylene glycols (e.g. PEG, PPG) and short chain organic solvents (e.g. ethanol or isopropanol) .
  • the solvent may be present in the composition in a
  • concentration 0 to 20%, preferably 1-15% by weight of the composition .
  • the shape of the hard surface cleaning composition of the invention is preferably hydrodynamic, as this will help in better control of the erosion properties of the block.
  • composition life is directly related to its formulation and the size.
  • a normal size toilet block is between about 4 and 50 grams, preferably about 4 to 35 g.
  • a toilet block that is at least partially transparent or translucent.
  • at least partially transparent or translucent is meant that a 1 cm thick sample of the material transmits at least 5% of visible light, preferably at least 20% of visible light, more preferably at least 50% of visible light. More preferably the block is transparent.
  • transparent is meant that a 1 cm thick sample of the block transmits at least 70% of visible light, preferably at least 90%. Due to the presence of a dye, and almost inevitable absorption and/or scattering of some of the light, the
  • the cleaning composition is preferably in the form of a cast toilet block.
  • the toilet block of the invention is present in a cage-less lavatory cleansing device, comprising -in addition to said toilet block- a support member having a hook and adapted to be suspended from the rim of a toilet bowl, whereby the block enrobes or encases part of the hook, preferably the lower part thereof.
  • a cage-less lavatory cleansing device comprising -in addition to said toilet block- a support member having a hook and adapted to be suspended from the rim of a toilet bowl, whereby the block enrobes or encases part of the hook, preferably the lower part thereof.
  • formulations is a mixture of N, -Bis ( 3-aminopropyl )
  • Neodol 91-8 0 8.0 8.0
  • Bioterge AS90 Alpha olefin sulfonate (C14-C16) , ex Stepan Company .
  • Neodol 91-8 ethoxylated alcohol (C9-11), ex Shell.
  • block C is the only toilet block that is according to the invention.
  • Block A only contains a soap base whereas block B contains a soap base, some co-surfactants, perfume and minors.
  • a transparent graduated cylinder was filled with 200 ml water having a temperature of 18°C and a water hardness of 8-9 °F; - one of the toilet blocks A, B or C (having a weight of 5 grams) was sunk into the thus-filled cylinder;
  • said foam height was measured at 0 seconds (i.e. immediately after stopping the rotation) , at 60 seconds, and at 120 seconds .

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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)
  • Detergent Compositions (AREA)

Abstract

La présente invention porte sur une composition de nettoyage de surfaces dures sous la forme d'un bloc pour les toilettes, la composition comprenant un savon d'acide gras, un co-tensioactif et de 1 à 30 % en poids d'un ingrédient renforçateur de mousse et stabilisant la mousse. De préférence, ledit ingrédient est choisi dans le groupe constitué par les (alkyl en C8-C20)triamines, les (alkyl en C8-C20)dipropylènetriamines, les (alkyl en C8-C20)diéthylènetriamines et les mélanges de celles-ci. L'invention porte également sur un dispositif de nettoyage de toilettes sans cage comprenant un bloc pour les toilettes de l'invention et sur un procédé de production dudit dispositif. L'invention porte en outre sur un procédé de nettoyage de l'intérieur d'une cuvette de toilette.
PCT/EP2012/075607 2012-01-20 2012-12-14 Composition de nettoyage de surfaces dures renfermant un renforçateur de mousse WO2013107576A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP12809727.6A EP2804941B1 (fr) 2012-01-20 2012-12-14 Composition de nettoyage de surfaces dures avec promoteur de mousse
CN201280067597.0A CN104093826B (zh) 2012-01-20 2012-12-14 泡沫增强的硬表面清洁组合物

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12151851 2012-01-20
EP12151851.8 2012-01-20

Publications (1)

Publication Number Publication Date
WO2013107576A1 true WO2013107576A1 (fr) 2013-07-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/075607 WO2013107576A1 (fr) 2012-01-20 2012-12-14 Composition de nettoyage de surfaces dures renfermant un renforçateur de mousse

Country Status (4)

Country Link
EP (1) EP2804941B1 (fr)
CN (1) CN104093826B (fr)
PL (1) PL2804941T3 (fr)
WO (1) WO2013107576A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015109697A1 (de) * 2015-06-17 2016-12-22 Buck-Chemie Gmbh Stückförmiges Reinigungsmittel für den WC-Bereich

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109294754A (zh) * 2018-10-23 2019-02-01 湖北天喜达生物科技有限公司 一种抗菌防污环保油污净及其制备方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2267205A (en) * 1938-08-04 1941-12-23 Monsanto Chemicals Detergent
EP0553162B1 (fr) 1990-10-18 1997-05-28 The Victoria University Of Manchester Surveillance de la profondeur d'anesthesie
EP0586137B1 (fr) 1992-08-20 1998-01-07 Unilever Plc Dispositif distributeur
EP1086199A1 (fr) 1998-06-12 2001-03-28 Buck-Chemie GmbH . Produit d'assainissement adhesif
GB2389123A (en) 2002-05-29 2003-12-03 Unilever Plc Device for dispensing a fluid into a lavatory bowl
WO2008058853A1 (fr) 2006-11-16 2008-05-22 Unilever N.V. Bloc de nettoyage pour surface dure auto-adhésif
WO2008125407A1 (fr) * 2007-04-16 2008-10-23 Unilever N.V. Bloc de nettoyage de toilettes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5786312A (en) * 1996-06-12 1998-07-28 Lever Brothers Company, Division Of Conopco, Inc. Bar composition comprising copolymer mildness actives
US5728663A (en) * 1996-07-02 1998-03-17 Johnson & Johnson Consumer Products, Inc. Clear, colorless soap bar with superior mildness, lathering and discolorization resistence
GB0311174D0 (en) * 2003-05-15 2003-06-18 Baker Brian F Anti-viral cleaning composition

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2267205A (en) * 1938-08-04 1941-12-23 Monsanto Chemicals Detergent
EP0553162B1 (fr) 1990-10-18 1997-05-28 The Victoria University Of Manchester Surveillance de la profondeur d'anesthesie
EP0586137B1 (fr) 1992-08-20 1998-01-07 Unilever Plc Dispositif distributeur
EP1086199A1 (fr) 1998-06-12 2001-03-28 Buck-Chemie GmbH . Produit d'assainissement adhesif
GB2389123A (en) 2002-05-29 2003-12-03 Unilever Plc Device for dispensing a fluid into a lavatory bowl
WO2008058853A1 (fr) 2006-11-16 2008-05-22 Unilever N.V. Bloc de nettoyage pour surface dure auto-adhésif
WO2008125407A1 (fr) * 2007-04-16 2008-10-23 Unilever N.V. Bloc de nettoyage de toilettes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015109697A1 (de) * 2015-06-17 2016-12-22 Buck-Chemie Gmbh Stückförmiges Reinigungsmittel für den WC-Bereich

Also Published As

Publication number Publication date
EP2804941A1 (fr) 2014-11-26
EP2804941B1 (fr) 2016-03-30
CN104093826B (zh) 2017-12-01
CN104093826A (zh) 2014-10-08
PL2804941T3 (pl) 2016-10-31

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