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
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/02—Anionic compounds
  • C11D1/04—Carboxylic acids or salts thereof
  • C11D1/10—Amino carboxylic acids; Imino carboxylic acids; Fatty acid condensates 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
  • C11D1/88—Ampholytes; Electroneutral compounds
  • C11D1/94—Mixtures with anionic, cationic or non-ionic compounds
• • 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
  • C11D17/0043—For use with aerosol devices
• • 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
  • C11D3/0005—Other compounding ingredients characterised by their effect
  • C11D3/0073—Anticorrosion compositions
• • 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
  • C11D3/2006—Monohydric alcohols
• • 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
  • C11D3/2075—Carboxylic acids-salts thereof
  • C11D3/2082—Polycarboxylic acids-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
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/16—Organic compounds
  • C11D3/26—Organic compounds containing nitrogen
  • C11D3/28—Heterocyclic compounds containing nitrogen in the ring
• • 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
  • C11D3/36—Organic compounds containing phosphorus
  • C11D3/361—Phosphonates, phosphinates or phosphonites
• • 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
  • C11D1/02—Anionic compounds
  • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
  • C11D1/29—Sulfates of polyoxyalkylene ethers
• • 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
  • C11D1/88—Ampholytes; Electroneutral compounds
• • 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
  • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
  • C11D2111/10—Objects to be cleaned
  • C11D2111/14—Hard surfaces

Definitions

• the invention relates in the first place to an aqueous formulation for providing a cleaning foam for sanitary articles, this cleaning foam being intended in particular for the cleaning of sanitary fittings and showers.
• Detergents for sanitary items so for all types of fixtures in the bathroom, shower and kitchen, and for sanitary facilities, sinks, tiles, glass partitions and the like, are known in large numbers. They are used for the removal of dirt in the broadest sense, but also for the removal of unwanted lime residues on such sanitary items, especially sanitary fittings and showers.
• detergents a variety of known active ingredients and adjuvants / additives are used, such as organic or inorganic acids and bases, complexing agents, polymers, surfactants, perfumes and many more.
• the cleaning agent is applied as a fine spray (aerosol) on the sanitary objects, this can lead to irritation of the respiratory tract in the user, especially in poorly ventilated areas.
• a variety of the known cleaning agents are applied as a liquid on the surfaces of the products to be cleaned.
• the invention therefore has the task of at least partially avoiding the mentioned disadvantages of known cleaning agents.
• that should corresponding cleaning agents combine a high laking capacity with a low corrosivity for the treated, preferably metallic surfaces, with as little irritation of the skin and / or airways of the user.
• the appropriate cleaning agent should be stored in metal packaging, especially in aluminum packaging.
• the water contained in the formulation is preferably demineralized water (demineralized water).
• the propellant gas is preferably at least one alkane selected from propane, n-butane and isobutane.
• additives are adjuvants or additives, as are commonly used and added in the case of (chemical) cleaning agents.
• a dispersion i. a largely heterogeneous mixture of at least two substances, are understood, in which a gas (disperse phase) is distributed in liquid (dispersion medium). This distribution distinguishes the foam from the "aerosol” in which the liquid is distributed as a disperse phase in the dispersion medium gas.
• the formulation according to the invention is provided in the application as a foam, which foam may have, for example, a consistency in the manner of an extinguishing foam or a shaving foam.
• the foam used in the use according to the invention is comparatively dry, i. the liquid contents in the total foam are comparatively low (dry foam).
• the alkanol present is a propanol, in which case the use of (branched) 2-propanol (propan-2-ol) is preferred.
• the formulation according to the invention contains as additive at least one chelating agent, i. a chemical compound capable of forming chelate complexes with metal ions. This complexation with chelation leads to a masking of undesired chemical properties of metal ions.
• disodium hydroxyethylamino bismethylphosphonate is provided in particular as chelating agents, the corresponding compounds, in particular the said phosphonate, preferably being present in the formulation in an amount between 1% by weight and 3% by weight, based on the total weight of the formulation are.
• the formulation according to the invention may comprise at least one (further) surfactant as additive.
• surfactants which are preferably sodium lauryl ether sulfate, are contained in the formulation, based on their total weight, in particular in an amount between 0.5% by weight and 1.2% by weight.
• the additive is at least one perfume, i. a chemical that responds to the human sense of smell with a generally positive sensation.
• the formulation according to the invention is either imparted with an intrinsic odor or an optionally present unpleasant odor of the formulation is masked.
• the addition of such fragrances in the formulation of the invention may be advantageous.
• natural fragrances are used in addition to natural fragrances.
• At least one perfume selected from the group hexylcinnamal, alpha-isomethylionone and eugenol is preferably added.
• the total used fragrances are used in particular in an amount between 0.2 wt .-% and 0.3 wt .-%, based on the total weight of the formulation, as an additive.
• the formulation according to the invention may advantageously contain at least one preservative as additive.
• preservatives are in the formulation of the invention in particular in a total amount of 0.1 wt .-% to 0.15 wt .-%, based on the total weight of the formulation included.
• the formulation according to the invention may contain in particular at least one emulsifier.
• emulsifiers serve to stabilize a dispersion and are thus advantageous in their use.
• examples of such additives are polyethylene glycols and related compounds, hydrogenated castor oil (PEG-40) (PEG hydrogenated castor oil) being preferred according to the invention as the corresponding additive.
• All emulsifiers may be added to the formulation according to the invention, in particular in an amount between 0.05% by weight and 0.1% by weight, based on the total weight of the formulation.
• propellant gases can be used in the formulation according to the invention, a propellant (mixture) of alkanes being preferred.
• this is at least one alkane selected from the group propane, n-butane and isobutane, wherein preferably a mixture of these three alkanes is used.
• Particularly suitable for use in accordance with the invention is a propellant in which the ratio propane: n-butane: isobutane is 10: 6: 84.
• the total amount of these additives is preferably at most 4% by weight, based on the total weight of the formulation.
• the additives used are preferably present in the formulation in a total amount of at most 3% by weight.
• the invention also encompasses the use of the formulation according to the invention in the form of a foam for cleaning sanitary articles, in particular for cleaning sanitary fittings and showers.
• the invention comprises a discharge device, in particular a spray can, which is at least partially filled with the aqueous formulation according to the invention.
• This discharge device is in particular a metal spray can, preferably an aluminum spray can.
• the invention also includes a method for cleaning sanitary articles, in particular for cleaning sanitary fittings and showers.
• This procedure is thereby in that the aqueous formulation according to the invention in the form of a foam is discharged from a discharge device, in particular a spray can, and applied as an adhesive layer to at least one surface of the corresponding sanitary article.
• this layer remains on the corresponding surfaces and is then removed from the surfaces after this contact time. This can preferably be done by rinsing the layer with water and / or by rubbing the layer with a cleaning cloth.
• the exposure time is usually selected depending on the degree of soiling of the corresponding surface. In particular, if lime residues are present on the corresponding surface, the action times can be selected correspondingly longer. Preference is given to exposure times of> 2 minutes, in particular> 10 minutes, wherein even exposure times between 20 and 30 minutes may be preferred.
• the process according to the invention can be carried out several times in succession, i. the cleaning foam can be applied to the corresponding surfaces at least twice, preferably in each case after removal of the (previous) foam layer.
• the described invention with its various configurations, has a number of advantages.
• the formulation according to the invention shows in combination an excellent cleaning behavior, in particular laking properties, a low corrosivity against metallic surfaces on sanitary articles and a high degree of compatibility for the user (skin, eye, respiratory tract).
• the aqueous formulation can be discharged as a foam. This avoids, on the one hand, a spray mist, as occurs in the sole discharge as an aerosol.
• the foam provided by the formulation according to the invention allows adhesion of the foam with its cleaning components to the surface of the sanitary article. As explained, cleaning times of up to 30 minutes (and possibly even beyond that) can be achieved without the foam detaching from the corresponding surface, for example by dripping off as in the case of a liquid. This even applies to so-called overhead showers, on whose underside the formulation according to the invention also reliably adheres as discharged foam.
• the formulation according to the invention can be packaged and discharged without the usual corrosion problems in a metallic discharge device, in particular a metallic spray can.
• a metallic spray can in particular, spray cans made of aluminum or possibly also of (lacquered) tinplate can be used here. This makes it possible to realize the corresponding ease of metering of the cleaning foams used with these packages.
• the said aqueous formulation was converted in a conventional manner in an aluminum spray can, this aerosol was provided with a conventional spray head.
• the formulation according to the invention was applied to sanitary articles, namely a hand shower and overhead shower. Both showers had chrome-plated surfaces and flexible silicone nubs at the jet nozzles. Both showers contained soiling and limescale, which usually occurs after a period of at least 10 days with daily use.

Landscapes

• 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)
• Health & Medical Sciences (AREA)
• Emergency Medicine (AREA)
• Detergent Compositions (AREA)
• Cosmetics (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=62003240

Family Applications (1)

Country Status (2)

Citations (3)

• 2017
  • 2017-03-10 DE DE102017203991.4A patent/DE102017203991B3/de active Active
• 2018
  • 2018-03-05 EP EP18159923.4A patent/EP3372661A1/fr not_active Withdrawn

Patent Citations (3)

Also Published As

Similar Documents

Legal Events