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
  • C11D10/045—Compositions of detergents, not provided for by one single preceding group based on mixtures of surface-active non-soap compounds and soap based on non-ionic 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
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/02—Anionic compounds
  • C11D1/34—Derivatives of acids of phosphorus
• • 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
  • C11D1/34—Derivatives of acids of phosphorus
  • C11D1/345—Phosphates or phosphites
• • 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
  • C11D10/042—Compositions of detergents, not provided for by one single preceding group based on mixtures of surface-active non-soap compounds and soap based on anionic 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
  • 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
  • C11D1/14—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-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
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/66—Non-ionic compounds
  • C11D1/72—Ethers of polyoxyalkylene glycols

Definitions

• Liquid composition for cleaning hard surfaces Liquid composition for cleaning hard surfaces.
• the present invention relates to a composition for cleaning hard surfaces. It relates more particularly to a composition for cleaning hard surfaces in concentrated liquid form, which can be used as it is or in a diluted form incorporating complementary water.
• the composition is a clear solution, stable in one phase.
• composition according to the invention belongs to this third category. It includes phosphoric esters.
• compositions for cleaning hard surfaces have already been described. These compositions have for the most part a relatively low content of active components (on average 15-20% by weight of active components relative to the weight of the composition) and comprise a high proportion of water.
• Document FR 2 193 871 describes a single-phase liquid detergent containing inter alia phosphoric esters.
• the detergent composition must comprise a major proportion of water and that the phosphoric esters recommended have the function of promoting the softening of fabrics, it being specified that the detergent compositions containing them are essentially intended for washing laundry with softening.
• Detergent compositions with phosphoric esters for cleaning household utensils or solid surfaces are also described in documents FR 2 359 893 and EP 94 119.
• phosphoric esters are only adjuvants or detergency enhancers in these compositions; presented as such among other possible compounds, it is not they which have the preference.
• the detergent compositions do not include non-ionic surfactants, but include amine oxides among the essential constituents.
• the document DE 2 008 777 describes a composition of surfactants making it possible to obtain properties of regulated foam, which is a determining criterion for machine uses.
• phosphoric esters are combined with nonionic surfactants to together perform a foam inhibiting function, and these components are combined with an anionic foaming surfactant, so that the overall composition obtained is a foaming composition with regulated foam height.
• the anionic surfactant must include a sulfate or a sulfonate.
• the desired functions are all the better satisfied since the phosphoric esters, which are more precisely alkyl ether phosphates, have a low number (that is to say less than 2 according to the examples) of oxide groups of alkylene and a chain length of the esterifying alkyl group as large as possible (that is to say at least C 18 according to the examples illustrating these requirements).
• the composition according to the invention is concentrated and comprises approximately 30 to 60%, preferably approximately 40 to 50%, of active material; the term active ingredient is understood to mean all the surfactants, detergency additives and sequestrants.
• the weight ratio between phophoric ester and nonionic surfactants is 1.5 / 1 to 4/1, preferably 2/1 to 3/1. More particularly, for a content of phosphoric ester composition of approximately 14%, the proportion of nonionic surfactants is preferably between 5 and 7% approximately.
• the weight ratio between the phosphoric ester and the other optional nonionic anionic surfactants is preferably from 1/1 to 20/1.
• composition advantageously constitutes a single stable phase. It is alkaline and in its preferred embodiments it has a pH of about 10-11.
• the anionic detergents which are used according to the invention comprise at least one soap and at least one phosphoric ester.
• sodium, potassium or alkanolamine salts of higher fatty acids preferably containing from 12 to 20 carbon atoms, originating from plant or animal esters, for example example of palm oil, coconut oil, tallow or mixtures thereof.
• oxyalkylenated phosphoric esters also known as alkyl ether phosphates, in which the alkyl chain of the esterifying group comprises between 8 and 12 carbon atoms and whose oxyalkylene or ether group comprises from 2 to 18 oxyalkylene groups, preferably oxyethylene and / or oxypropylene, in the form of their sodium, potassium or alkanolamine salts (mainly mono-, di- or tri-ethanolamine).
• phosphoric ester is understood to mean both the monoester and the diester or even, which is the preferred case since it corresponds to the formula of the commercial phosphoric esters, a mixture of the two.
• phosphoric esters are obtained, in a known manner, by condensation reaction between oxyalkylated alcohols R (OC x H 2x ) OH and a phosphoric or polyphosphoric acid, R being a C 8 -C 12 alkyl group, while x is 2 or 3 and that y is a number from 2 to 18.
• alkylbenzene sulfonates having from 10 to 18 carbon atoms in the alkyl group
• paraffin sulfonates having from 10 with 18 carbon atoms
• the alpha-olefin sulfonates having from 10 to 18 carbon atoms
• the alkyl ether sulfates in which the alkyl group has from 10 to 16 carbon atoms and in which the ether group comprises between 2 and 6 oxide groups d alkylene, preferably ethylene oxide.
• the alpha-olefin sulfonates are preferred.
• nonionic surfactants which can be used according to the invention, mention should be made more particularly of oxyalkylenated fatty alcohols and oxyalkylenated alkylphenols, the alkyl chain of which comprises from 8 to 18 carbon atoms and comprising from 4 to 18 alkylene oxide groups, preferably C2-C3.
• alkaline electrolyte salts such as sodium or potassium carbonates.
• composition according to the invention may also comprise, if desired, other non-essential constituents, such as perfumes and / or dyes and / or other compatible additives, intended to improve the properties or the aesthetic appeal. compositions.
• the cleaning composition for hard surfaces according to the invention can be formulated by preparing each of its components separately, if necessary, and then mixing them thoroughly, together with the water which constitutes the solvent medium. This preparation can be done using techniques known to those skilled in the art.
• the composition advantageously comprises, as component (f), deionized water or demineralized water.
• the concentrated composition as above can be diluted, either from its manufacture, or before use, and stored in this diluted form.
• the complementary water can be, for all or part, tap water.
• composition obtained both in its concentrated variant and in its diluted variant, and in particular that which comprises the preferred components indicated above and whose respective proportions of the components are those indicated above with reference to the concentrated formula, is stable on storage. , advantageously in a single clear phase.
• composition in concentrated form according to the invention can very well be diluted, in particular before being used or before being stored by the end user, for example according to a dilution causing the volume to pass. from 1 to 4 approximately, simply by adding to the initial volume of concentrated composition of the appropriate volume of tap water, whatever its temperature and hardness, and that a dilute, clear and stable liquid composition is then obtained without flocculation, in particular with the preferred components indicated above and with the respective proportions of the components indicated above with reference to the concentrated formula.
• the diluted composition obtained also forms part of the present invention. It constitutes a product corresponding to household habits and to a rate of active cleaning material suitable for the cleaning to be carried out, in particular for cleaning, both occasional and routine, of hard floors, tiles, washable painted surfaces, floor plans. work, sanitary appliances, etc.
• the primary advantage of the concentrated formulation over this diluted formulation is that, while allowing the end user to easily obtain it and store it for later uses, it makes possible a clear reduction in costs and constraints. of demineralization of city water for the industrial manufacturer and makes it possible to considerably reduce the weight and the volume of the packaging, as well as the storage and transport costs, for an equivalent content of active material.
• compositions according to the invention ensure the elimination of all stains, even very stubborn, on hard surfaces both slightly porous and non-porous, and dry without traces.
• the soap makes an essential contribution to the detergent power on hard surfaces and, in combination with. phosphoric esters and agents surfaces nonionic, it ensures the stability of the composition in a single liquid phase and clear
• the invention is illustrated in more detail in the examples below, which do not limit it in any way.
• the percentage indications are understood to be by weight of the 100% pure component, relative to the total weight of the composition.
• the abbreviations used, for example C 10 -C 14 , 5 OE, are conventional and define on the one hand the number of carbon atoms in the alkyl groups and on the other hand the contents in ethylene oxide groups of the molecules concerned.
• compositions No. 1 to 9 Nine surface cleaning compositions have been prepared hard, the components and their weight proportions are shown in Table 1 below (compositions No. 1 to 9).
• Composition No. 1 was prepared as follows: in 530 g of C 8 alkyl ether phosphate, 6 EO at 30%, neutralized with triethanolamine and stirred with 110 g of deionized water, 7 g of potassium hydroxide were dissolved and neutralized with 35g of fatty acids; 160 g of 50% potassium carbonate and 80 g of trisodium citrate dihydrate were added. Stirring was continued until the solids were completely dissolved, then 80 g of C 12 -C 14 oxyethylenated fatty alcohol, 7 EO were added and the mixture was stirred for approximately 15 to 30 minutes.
• compositions no. 2 to 9 To prepare compositions no. 2 to 9, the same procedure was used, but each time replacing the above-mentioned phosphoric ester with that indicated in table 1 in each case.
• compositions 2, 3, 4, 6, 7 and 9 gave two phases; composition No. 7 also gave rise to a slight precipitation of a solid.
• Composition No. 5 formed a unique, clear phase; it had a cloud point of 58 ° C and a viscosity of 326 mPa.s. Dilution of this composition up to 4 times its initial volume gave a slight precipitate if it was made with tap water and a solution in a single phase always perfectly clear when it was made with deionized water.
• Composition # 8 formed a single phase, with a slight haze, and had a cloud point of 30 ° C.
• Composition No. 10 was prepared as follows: in 466 g of alkyl ether phosphate C 8 , 6 EO at 30%, neutralized with triethanolamine and stirred with 12 g of deionized water, 52 g of alpha- 38.5% sodium olefin sulfonate. Once the stirred medium was clear, 7 g of potassium hydroxide were dissolved therein and neutralized with 35 g of fatty acids; 160 g of 50% potassium carbonate and 19 g of 37.5% EDTA were then added. Stirring was continued until the solids were completely dissolved, then 80 g of C 12 -C 14 oxyethylenated fatty alcohol, 7 EO were added and the mixture was stirred for approximately 15 to 30 minutes.
• compositions no. 11 to 14 To prepare compositions no. 11 to 14, the procedure was the same, but by varying the proportions of the constituents as indicated in table II.
• Table II also groups together the indications concerning the physical state, the cloud point and the viscosity of the compositions, as well as the physical state of the compositions after dilution of the concentrated composition concerned up to 4 times its initial volume of water. tap.
• composition No. 15 By operating as for composition No. 5 of Example 1, but replacing the citrate with an equivalent amount of sodium nitrilotriacetate, a composition (No. 15) according to the invention was obtained having the characteristics indicated below. below.
• compositions tested are at least equivalent to the commercial products currently on the market for cleaning hard surfaces, both for the gloss criterion and for that of detergency.

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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)
• Cleaning Or Drying Semiconductors (AREA)

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• 1984
  • 1984-05-28 FR FR8408318A patent/FR2564853B1/fr not_active Expired
• 1985
  • 1985-05-23 CA CA000482180A patent/CA1271681A/fr not_active Expired - Fee Related
  • 1985-05-24 NO NO852085A patent/NO164843C/no unknown
  • 1985-05-24 DE DE8585420099T patent/DE3564699D1/de not_active Expired
  • 1985-05-24 DK DK233985A patent/DK163882C/da not_active IP Right Cessation
  • 1985-05-24 OA OA58599A patent/OA08037A/xx unknown
  • 1985-05-24 EP EP85420099A patent/EP0165885B1/de not_active Expired
  • 1985-05-27 JP JP60112311A patent/JPS60258299A/ja active Granted
  • 1985-05-27 AU AU43014/85A patent/AU581226B2/en not_active Ceased
  • 1985-05-27 AR AR300501A patent/AR240474A1/es active
  • 1985-05-27 FI FI852104A patent/FI80469C/fi not_active IP Right Cessation
  • 1985-05-28 KR KR1019850003656A patent/KR920006029B1/ko not_active IP Right Cessation
  • 1985-05-28 US US06/738,691 patent/US4752411A/en not_active Expired - Fee Related

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