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
  • C11D3/06—Phosphates, including polyphosphates
• • 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
  • C11D1/83—Mixtures of non-ionic with anionic 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
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/02—Inorganic compounds ; Elemental compounds
  • C11D3/04—Water-soluble compounds
  • C11D3/08—Silicates
• • 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
  • C11D3/10—Carbonates ; Bicarbonates
• • 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
  • C11D3/12—Water-insoluble compounds
  • C11D3/124—Silicon containing, e.g. silica, silex, quartz or glass beads
  • C11D3/1246—Silicates, e.g. diatomaceous earth
  • C11D3/128—Aluminium silicates, e.g. zeolites
• • 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
  • C11D3/37—Polymers
  • C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • C11D3/3757—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions
  • C11D3/3761—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions in solid 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
  • 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
  • C11D1/146—Sulfuric acid esters
• • 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
  • C11D1/22—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aromatic 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
  • 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
• • 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
  • C11D1/722—Ethers of polyoxyalkylene glycols having mixed oxyalkylene groups; Polyalkoxylated fatty alcohols or polyalkoxylated alkylaryl alcohols with mixed oxyalkylele groups

Definitions

• the present invention relates to a powder detergent composition for clothing.
• a conventional powder detergent composition for clothes used for washing contains about 10 to 30% of a polyvalent metal ion-trapping builder as a washing auxiliary component together with about 12 to 40% of a surfactant as a main component.
• a polyvalent metal ion capture builder those selected from inorganic compounds such as aluminosilicates, crystalline silicates, phosphates, and organic compounds such as carboxylic acid polymer compounds are used. There are many things with high load.
• compositions of WO 2004/041982, WO 2011/005904 and WO 2011/005623 are known.
• the basic performance such as bubble breakage is not satisfactory.
• washing machine washing there are two types of washing methods: hand washing and washing machine washing.
• hand washing In recent years, there has been a tendency for washing machine washing to increase due to the widespread use of washing machines, but there are still many needs for hand-washing washing from the viewpoint of stain removal and economic efficiency.
• hand washing is often employed so that washing can be performed with as little water as possible in regions where water resources are small in the world.
• Japanese Patent Laid-Open No. 2011-89107 discloses a cleaning composition containing a nonionic surfactant, a specific anionic surfactant, and a fatty acid having 8 to 18 carbon atoms or a salt thereof under specific conditions.
• the detergent composition is excellent in foaming property, and the foam disappears quickly in the rinsing step, and the rinsing is completed quickly.
• JP-A-11-43692 it is also known to add a surfactant to a bleach detergent composition containing a percarbonate, a bleach activator, and the like. Summary of invention
• the present invention (A) (A-1) linear alkylbenzene sulfonate (hereinafter referred to as component (A-1)), (A-2) alkyl sulfate (hereinafter referred to as component (A-2)) and (A-3 5) to 40% by mass of a surfactant (hereinafter referred to as component (A)) containing a nonionic surfactant represented by the following general formula (I) (hereinafter referred to as component (A-3))
• component (B) Compound selected from carbonate and amorphous silicate [hereinafter referred to as component (B)] 10 to 40% by mass, and (C) aluminosilicate, crystalline silicate, phosphate and carvone Containing 0 to 15% by mass of a polyvalent metal ion capture builder (hereinafter referred to as component (C)) selected from acid-based polymer compounds;
• component (C) aluminosilicate, crystalline silicate, phosphate and
• R 2 is a hydrogen atom or carbon atom having 1 to 3 carbon atoms (It is a hydrogen group. “/” Indicates that EO and PO may be bonded to either random or block.)
• the present invention also relates to a hand-washing laundry method for hand-washing an object to be washed that has been brought into contact with washing water containing the powder detergent composition for clothing of the present invention.
• this invention relates to the hand-washing washing method which wash
• the present invention reduces the polyvalent metal ion capture builder (hereinafter also referred to as environmentally high load polyvalent metal ion capture builder) that has a high environmental load, and can maintain the cleaning power during cleaning and has a foaming property.
• a powder detergent composition for clothing that is excellent, and in which the foam disappears quickly in the rinsing step, and the rinsing is completed quickly.
• the cleaning power during cleaning can be maintained, the foaming property is excellent, the foam disappears quickly in the rinsing process, and the rinsing is quick.
• a garment powder detergent composition is provided. Such effects of the present invention can be obtained even when washing and rinsing with high-hardness washing water.
• the component (A) of the present invention is a surfactant, and includes at least the linear alkylbenzene sulfonate of the component (A-1), the alkyl sulfate of the component (A-2) and the general formula of the component (A-3).
• the component (A-1) of the present invention is a linear alkylbenzene sulfonate. Those having an alkyl group having 10 to 15 carbon atoms are preferred from the viewpoints of cleaning performance and foamability.
• Examples of the salt constituting the component (A-1) include alkali metal salts such as sodium and potassium, alkanolamine salts, and alkaline earth metal salts such as magnesium and calcium. From the viewpoint of safety, an alkali metal salt is preferable, and sodium is more preferable.
• the component (A-2) of the present invention is an alkyl sulfate, and the alkyl group preferably has 10 to 16 carbon atoms, more preferably 12 to 16 carbon atoms.
• the component (A-2) is preferably an alkyl sulfate in which the proportion of linear alkyl groups having 12 to 16 carbon atoms in all alkyl groups is 50% by mass or more. From the viewpoint of reducing environmental burden by using reproducible raw materials, the proportion of linear alkyl groups in all alkyl groups is preferably 50% by mass or more, more preferably 70% by mass or more, and more preferably 90% by mass or more. More preferred is 95% by mass or more, and most preferred is 98% by mass or more.
• Examples of the salt constituting the component (A-2) include alkali metal salts such as sodium and potassium, alkanolamine salts, and alkaline earth metal salts such as magnesium and calcium. From the viewpoint of safety, an alkali metal salt is preferable, and sodium is more preferable.
• the component (A-3) of the present invention is a nonionic surfactant represented by the following general formula (I).
• EO represents an ethyleneoxy group
• PO represents a propyleneoxy group
• n and m represent an average number of added moles
• n is a number from 11 to 40 or from 11 to 40
• m is from 0 to
• R 2 is a hydrogen atom or a hydrocarbon group having 1 to 3 carbon atoms, preferably an alkyl group having 1 to 3 carbon atoms
• “/” is either EO or PO, whether random or block.
• n is preferably a number of 12 to 30, more preferably 15 to 25.
• n is preferably 12 or more, more preferably 15 or more, and 30 or less, and further preferably 25.
• M is preferably a number from 0 to 3, more preferably from 0 to 2, and even more preferably 0.
• n is a number of 15 to 25 and m is a number of 0 to 2, more preferably a number of 0 to 1, and further a number of 0.
• —Y— is preferably —O—.
• the hydrocarbon group for R 1 is preferably an alkyl group, and more preferably a linear alkyl group.
• R 2 is preferably a hydrogen atom from the viewpoints of cleaning performance, foaming properties and antifoaming properties.
• Component (A) other than component (A-1), component (A-2) and component (A-3) includes sulfate esters, paraffin sulfonates and ⁇ -sulfo fatty acid alkyl esters of higher alcohol ethoxylates. Salts, ⁇ -olefin sulfonates, fatty acid salts and other anionic surfactants, polyoxyalkylene sorbitan fatty acid esters, polyoxyalkylene alkylphenyl ethers, sucrose fatty acid esters, sorbitan fatty acid esters, fatty acid alkanolamides, alkyl glycosides, etc.
• Nonionic surfactants mono- or dialkylamines and their polyoxyethylene adducts, cationic surfactants such as mono- or di-long-chain alkyl quaternary ammonium salts, amphoteric interfaces such as carbobetaine, sulfobetaine, hydroxysulfobetaine An activator is mentioned.
• the content of the cationic surfactant is preferably 0.5% by mass or less, more preferably 0.3% by mass or less, and more preferably 0.1% by mass in the composition from the viewpoint of suppressing a reduction in detergency.
• the following is more preferable, and most preferably 0% by mass, that is, not containing.
• the content of a cationic surfactant selected from a long-chain alkyl quaternary ammonium salt and a di-long-chain alkyl quaternary ammonium salt, and more preferably a mono-long-chain alkyl quaternary ammonium salt content is reduced in detergency.
• 0.5% by mass or less is preferable, 0.3% by mass or less is more preferable, 0.1% by mass or less is more preferable, and 0% by mass, that is, most not contained. preferable.
• the component (B) of the present invention is a compound selected from carbonates and amorphous silicates.
• the component (B) is preferably a water-soluble alkali inorganic salt.
• water-soluble means that 1 g or more is dissolved in 100 g of water at 20 ° C.
• melt dissolves 5g or more in 100g of water at 20 degreeC, and also 10g or more is preferable.
• the 1 type (s) or 2 or more types chosen from an alkali metal carbonate, an alkali metal hydrogencarbonate, an alkali metal percarbonate, and an amorphous alkali metal silicate can be mentioned.
• the carbonate is preferably one or more selected from alkali metal carbonates, alkali metal hydrogen carbonates, and alkali metal percarbonates, and alkali metal carbonates. And one or more selected from alkali metal hydrogen carbonates are more preferable, and alkali metal carbonates are more preferable.
• the percarbonate is contained as the component (B)
• the ratio of the percarbonate is 0.1 to 30% by mass, further 0.5 to 20% by mass, and further 1 to 10% by mass in the component (B). preferable.
• the component (B) contains at least a carbonate, and more preferably a carbonate and an amorphous silicate are used in combination.
• the carbonate is preferably one or more selected from alkali metal carbonates and alkali metal hydrogen carbonates, and more preferably alkali metal carbonates. More specifically, one or more selected from sodium carbonate, potassium carbonate, sodium hydrogen carbonate, and potassium hydrogen carbonate can be mentioned, and sodium carbonate is preferable.
• the mass ratio of carbonate to amorphous silicate [carbonate / amorphous silicate] is 2 or more, further 2.5 or more, and further 3 More preferably, it is 3.5 or more, more preferably 4 or more, and 20 or less, further 15 or less, and further preferably 10 or less.
• the component (C) of the present invention is a polyvalent metal ion capture builder selected from aluminosilicates, crystalline silicates, phosphates, and carboxylic acid polymer compounds. In general, these compounds are known to be blended as environmentally high load polyvalent metal ion scavengers in powder detergent compositions for clothing.
• the component (C) can be contained preferably in combination with a plurality of components (C), but the content is limited. Furthermore, even if it does not contain the component (C), the foaming property and the foam disappearance can be improved while maintaining a good detergency, and the advantageous effects of the present invention are remarkably recognized by those skilled in the art. .
• Aluminosilicates include crystalline or amorphous aluminosilicates, natural zeolites such as chabazite, varinite, erionite, faujasite, clinoptilolite, A-type zeolite, X-type zeolite, Y-type zeolite, L Synthetic zeolites such as type zeolite, omega type zeolite, P type zeolite, and MAP type zeolite.
• Examples of the crystalline silicate include alkali metal silicate SiO 2 / M 2 O (where M represents an alkali metal atom) in a molar ratio of 0.5 to 2.6. .
• Examples of the phosphate include orthophosphate, metaphosphate, trimetaphosphate, pyrophosphate, and tripolyphosphate.
• Examples of the salt include alkali metal salts such as sodium salt and potassium salt.
• carboxylic acid polymer compound examples include a repeating unit derived from monoethylenically unsaturated mono and / or dicarboxylic acid, and further a weight average molecular weight of 1,000 to 150 including a repeating unit derived from acrylic acid and / or maleic acid.
• Such a polymer compound may be a salt such as an alkali metal salt such as a sodium salt or a potassium salt.
• polyacrylic acid and its salt, polymaleic acid and its salt or acrylic acid-maleic acid copolymer and its salt are mentioned. Of these, polyacrylic acid and salts thereof are preferable.
• the powder detergent composition for clothing of the present invention contains 5 to 40% by mass of the component (A).
• the content of component (A) is preferably 8% by mass or more, more preferably 10% by mass or more, still more preferably 12% by mass or more, and still more preferably 15% by mass or more.
• 35 mass% or less is preferable, as for content of (A) component, 30 mass% or less is more preferable, 25 mass% or less is further more preferable, and 20 mass% or less is still more preferable.
• the content of the component (A) is preferably 8 to 35 mass% in the composition, and 10 to 30 mass%. % Is more preferable, 12 to 25% by mass is more preferable, and 15 to 20% by mass is still more preferable.
• the content of the component (A-1) is preferably 2% by mass or more, more preferably 3% by mass or more, and still more preferably 4% by mass or more in the composition.
• the content of the component (A-2) is preferably 2% by mass or more, more preferably 3% by mass or more, and further preferably 4% by mass or more.
• the total mass of the components (A-1), (A-2) and (A-3) in the component (A) is 85% by mass or more in the composition. 90% by mass or more is more preferable, 95% by mass or more is further preferable, 97% by mass or more is further preferable, 99% by mass or more is further more preferable, and 100% by mass is particularly preferable.
• the mass ratio of the component (A-1) to the component (A-2) [(A-1) component / (A-2) component] is 3/7 or more. Yes, 4/6 or more, further 4.5 / 5.5 or more, more preferably 5/5 or more, and 7/3 or less, 6.75 / 3.25 or less, and further 6.5 / 3. 5 or less, 6/4 or less, and 5.5 / 4.5 or less are preferable.
• the mass ratio is 3/7 to 7/3, preferably 3/7 to 6.75 / 3.25, and 3/7 to 6.5. /3.5 is more preferable, 4/6 to 6/4 is more preferable, 4.5 / 5.5 to 6/4 is more preferable, and 4.5 / 5.5 to 5.5 / 4.5 is more preferable. More preferred.
• the total mass of the component (A-1) and the component (A-2) and the mass ratio of the component (A-3) [ [(A-1) component + (A-2) component] / (A-3) component] is 7/3 or more, preferably 8/2 or more, and 9.9 / 0.1 or less. 9.7 / 0.3 or less, more preferably 9.5 / 0.5 or less.
• the mass ratio is 7/3 to 9.9 / 0.1, and 8/2 to 9.7. /0.3 is preferable, and 8/2 to 9.5 / 0.5 is more preferable.
• the content of the component (A-3) is preferably 0.2% by mass or more, more preferably 0.5% by mass or more, in the powder detergent composition for clothing of the present invention. And 3 mass% or less, Furthermore, 2 mass% or less is preferable. Further, from the viewpoint of washing performance, foaming property and antifoaming property, the content is preferably 0.2 to 3% by mass, more preferably 0.5 to 2% by mass in the powder detergent composition for clothing of the present invention. .
• the content of the component (B) in the powder detergent composition for clothing of the present invention is 10% by mass or more, preferably 15% by mass or more, and 40% by mass from the viewpoints of cleaning performance, foamability, and defoaming property. % Or less, and preferably 35% by mass or less.
• the powder detergent composition for clothes of the present invention contains 10 to 40% by mass of the component (B), and is preferably 15 to 35% by mass from the viewpoints of cleaning performance, foamability and defoaming property.
• the total mass of the components (A-1), (A-2) and (A-3) and the mass ratio of the component (B) [[(A- 1) component + (A-2) component + (A-3) component] / (B) component] is preferably 1/10 or more, more preferably 1/5 or more, and further preferably 1/3 or more, and 2/1 Hereinafter, it is preferably 1/1 or less, and more preferably 1 / 1.5 or less.
• the mass ratio is preferably 1/10 to 2/1, more preferably 1/5 to 1/1, and 1/3 to 1 / 1.5. Further preferred.
• the content and ratio of the component (A) and the component (B) are within a specific range, so that the amount of environmentally high load polyvalent metal ion capture builder that has been blended in a relatively large amount is reduced. can do.
• the content of component (C) is 0 to 15% by mass in the composition, preferably 10% by mass or less, more preferably 8% by mass or less, and more preferably 5% by mass or less. Is more preferable, 4 mass% or less is more preferable, 3 mass% or less is more preferable, 2 mass% or less is more preferable, 1 mass% or less is more preferable, and 0 mass% is still more preferable.
• the content of the phosphate is preferably 5% by mass or less, more preferably 3% by mass or less, more preferably 1% by mass or less, and still more preferably 0% by mass in the composition.
• the composition of the present invention includes a water-soluble neutral inorganic salt selected from bleaches (perborate, bleach activator, etc.), sulfates and metal chlorides known in the field of detergents, anti-staining agents, Softening agents (such as bentonite), reducing agents (such as sulfites), fluorescent brighteners, foam inhibitors (such as silicone), fragrances, enzymes (cellulases, proteases, peptinases, lipases, dextranases, amylases, etc.), coloring An agent or the like can be contained.
• bleaches perborate, bleach activator, etc.
• sulfates and metal chlorides known in the field of detergents such as bentonite
• Softening agents such as bentonite
• reducing agents such as sulfites
• fluorescent brighteners such as silicone
• foam inhibitors such as silicone
• fragrances such as silicone
• enzymes enzymes (cellulases, proteases, peptinases
• (D) component Chosen from (D) sulfate and a metal chloride.
• (D) As a component sodium sulfate, potassium sulfate, sodium chloride, potassium chloride etc. are mentioned, Sodium sulfate and / or sodium chloride are preferable from a viewpoint of washing performance, foamability, and defoaming property, and from a viewpoint of washing performance. Sodium sulfate is preferred.
• the content of the component (D) is preferably 10% by mass or more, more preferably 20% by mass or more, and further preferably 30% by mass or more, and 80% by mass in the composition from the viewpoint of cleaning performance, foaming properties, and defoaming properties.
• it is preferably 70% by mass or less, and more preferably 60% by mass or less.
• the content of silicone is preferably 0.1% by mass or less, more preferably 0.05% by mass or less, and 0% by mass, ie, not contained, in the composition from the viewpoint of foaming properties during washing. Most preferred.
• the water content in the composition is preferably 0.5 to 10% by mass, and preferably 1 to 8% by mass. % Is more preferable, and 1 to 6% by mass is still more preferable.
• the moisture in the composition is preferably 0.5% by mass or more, more preferably 1% by mass or more, and 10% by mass or less, and further 8% by mass. % Or less, and more preferably 6% by mass or less.
• the composition of the present invention preferably has an apparent density (apparent density measured by a method defined by JIS K 3362: 2008) of 1600 g / L or less, preferably 1300 g / L or less. Is more preferable, and it is still more preferable that it is 1000 g / L or less.
• the apparent density is preferably 300 g / L or more, more preferably 350 g / L or more, and 400 g / L. It is still more preferable that it is above.
• the composition of the present invention has an average particle size of 150 to 1,000 ⁇ m determined from the mass fraction according to the size of the sieve mesh after being shaken for 5 minutes using a standard sieve of JIS Z 8801.
• the thickness is preferably 150 to 800 ⁇ m, more preferably 180 to 600 ⁇ m.
• the composition of the present invention has an average particle size of 150 ⁇ m or more, further 180 ⁇ m or more obtained from a mass fraction according to the size of the sieve mesh after vibrating for 5 minutes using a standard sieve of JIS Z 8801. It is preferably 1000 ⁇ m or less, more preferably 800 ⁇ m or less, and further preferably 600 ⁇ m or less.
• the pH of a 0.1% by mass aqueous solution measured at 20 ° C. described in JIS K 3362: 2008 is 8 or more, further 9 or more, and further 9. It is preferably 5 or more, more preferably 10 or more, and is preferably 12 or less, further 11.5 or less, and more preferably 11 or less.
• the pH of the composition of the present invention is preferably 8 to 12, more preferably 9 to 11.5, and more preferably 9.5 to 11 in terms of cleaning performance and low damage to clothing. More preferably, it is more preferably 10-11.
• composition of the present invention is preferably subjected to surface modification with a surface coating agent in terms of fluidity and non-caking property.
• composition of the present invention can be produced by a known method.
• spray drying method dry neutralization method, dry granulation method, dry blend method, fluidized bed drying method, thin film drying method, extrusion granulation method, rolling granulation method, stirring granulation method, compaction granulation method
• the surfactant can be produced by applying a method for supporting a surfactant or a method selected and combined from these.
• the powder detergent composition for clothing of the present invention comprises (A) (A-1) linear alkylbenzene sulfonate [hereinafter referred to as component (A-1)], (A-2) alkyl sulfate [hereinafter referred to as (A -2) Component] and (A-3) Nonionic surfactant represented by the following general formula (I) [hereinafter referred to as (A-3) component] [hereinafter referred to as Component (A) And (B) a compound selected from carbonate and amorphous silicate (hereinafter referred to as component (B)), (C) aluminosilicate, crystalline silicate, phosphate and carboxylic acid
• a powder detergent composition for clothing comprising a polyvalent metal ion capture builder (hereinafter referred to as (C) component) selected from a polymer-based polymer compound, In the blended raw material, the proportion of the component (A) is 5 to 40 mass%, the proportion of the component (B) is 10 to 40
• R 2 is a hydrogen atom or carbon atom having 1 to 3 carbon atoms (It is a hydrogen group. “/” Indicates that EO and PO may be bonded to either random or block.)
• the present invention also relates to (A) (A-1) linear alkylbenzene sulfonate [hereinafter referred to as component (A-1)], (A-2) alkyl sulfate [hereinafter referred to as component (A-2). And (A-3) a surfactant (hereinafter referred to as component (A)) containing a nonionic surfactant represented by the following general formula (I) (hereinafter referred to as component (A-3)); B) A compound selected from carbonate and amorphous silicate [hereinafter referred to as component (B)], and (C) aluminosilicate, crystalline silicate, phosphate, and carboxylic acid polymer compound.
• the proportion of the component (A) is 5 to 40 mass%
• the proportion of the component (B) is 10 to 40 mass%
• the proportion of the component (C) is 0 to 15 mass%
• the mass ratio of the component (A-1) to the component (A-2) in the blended raw material [(A-1) component / (A-2) component] is 3/7 to 7/3
• the component (A-1) and The total mass of the component (A-2) and the mass ratio of the component (A-3) [[(A-1) component + (A-2) component] / (A-3) component] is 7/3 to 9.
• a method of making a powder detergent composition for clothing is also provided.
• the powder detergent composition for clothing of the present invention can be produced.
• what was described in the powder detergent composition for clothing of this invention can be employ
• the content in the composition can be read as the blending amount in the blending component.
• R 2 is a hydrogen atom or carbon atom having 1 to 3 carbon atoms (It is a hydrogen group. “/” Indicates that EO and PO may be bonded to either random or block.)
• the present invention relates to a hand-washing washing method for hand-washing an object to be washed that has been brought into contact with washing water containing the powder detergent composition for clothing of the present invention.
• a hand-washing washing method using the powder detergent composition for clothes of the present invention a wash prepared from the powder detergent composition for clothes of the present invention is applied to clothes (which may include fabrics and other textile products) to be cleaned.
• clothes which may include fabrics and other textile products
• washing water containing the composition of the present invention and water is used.
• a mixture obtained by mixing at a mass ratio of 1/2000 or more and 10/1 or less, and further 1/1 or less is preferable.
• the mass of washing water with respect to the mass of clothing (objects to be cleaned) is preferably 2 to 100 times, more preferably 3 to 50 times, and particularly preferably 5 to 25 times.
• the mass of the washing water relative to the mass of the clothing (object to be cleaned) is preferably 2 times or more, more preferably 3 times or more, and further preferably 5 times or more, and is preferably 100 times or less, more preferably 50 times or less, and further preferably 25 times or less. . It is visually preferable that the clothes brought into contact with the washing water according to the present invention are thoroughly rubbed by hand, because not only a good detergency is obtained but also rich foaming. After hand-washing such as rubbing, remove clothing (objects to be washed) from the washing water, squeeze out and drain the water using a dehydrator, and immerse it again in fresh water (hereinafter referred to as rinsing water).
• the rinsing water may be either water stored in a basin or running water.
• the mass of the rinsing water relative to the object to be cleaned is preferably 2 to 1,000 times, more preferably 5 to 500 times, and particularly preferably 10 to 100 times based on the total amount of rinsing water used for rinsing.
• the mass of the rinsing water with respect to the object to be cleaned is preferably 2 times or more, more preferably 5 times or more, and further preferably 10 times or more based on the total amount of rinsing water used for rinsing, and 1,000 times or less, and further 500 times.
• it is preferably 100 times or less.
• the hand-washing washing method of the present invention includes a step of washing the article to be washed in contact with washing water containing the powder detergent composition for clothing of the present invention and water, and a step of rinsing the article to be washed with water. It is preferable to have.
• the hardness of water used for the preparation of cleaning water and / or the hardness of water used for rinsing can be selected from the range of 1 ° DH to 50 ° DH from the viewpoint of cleaning power and rinsing properties.
• the hardness of water used for the preparation of washing water and / or the hardness of water used for rinsing is 1 ° DH or higher, further 2 ° DH or higher, further 3 ° DH or higher, further 5 ° DH or higher, It can be selected from the range of 8 ° DH or more, 10 ° DH or more, and 50 ° DH or less.
• Embodiments of the present invention are exemplified below.
• A (A-1) linear alkylbenzene sulfonate (hereinafter referred to as component (A-1)), (A-2) alkyl sulfate (hereinafter referred to as component (A-2)) and (A-3 )
• Surfactant [hereinafter referred to as component (A)] containing a nonionic surfactant represented by the following general formula (I) [hereinafter referred to as component (A-3)] 5 mass% or more and 40 mass% or less
• B Compound selected from carbonate and amorphous silicate [hereinafter referred to as component (B)] 10 mass% or more and 40 mass% or less
• C aluminosilicate, crystalline silicate, phosphorus
• R 2 is a hydrogen atom or carbon (It is a hydrocarbon group of formulas 1 to 3. “/” indicates that EO and PO may be bonded randomly or in a block.)
• the component (A) is contained in an amount of 8% by mass or more, 10% by mass or more, 12% by mass or more, 35% by mass or less, further 30% by mass or less, further 25% by mass or less, and further 20% by mass or less.
• Mass ratio of (A-1) component to (A-2) component [(A-1) component / (A-2) component] is 4/6 or more, and further 4.5 / 5.5 or more
• Mass ratio of (A-1) component and (A-2) component to (A-3) component [[(A-1) component + (A-2) component] / (A-3) ) Component] is 8/2 or more, 9.7 / 0.3 or less, and further 9.5 / 0.5 or less, the powder detergent composition for clothing according to any one of ⁇ 1> to ⁇ 4> object.
• ⁇ 6> The powder detergent for clothing according to any one of ⁇ 1> to ⁇ 5>, wherein the component (A-3) is a nonionic surfactant in which —Y— in the general formula (I) is —O— Composition.
• the component (A-3) is a nonionic surfactant in which R 1 —Y— in the general formula (I) is a nonionic surfactant having a total carbon number of 12 to 16, more preferably 12 to 14, >
• the powder detergent composition for clothes according to any one of ⁇ 8> The powder detergent composition for clothing according to any one of ⁇ 1> to ⁇ 7>, wherein the component (A-3) is a nonionic surfactant in which R 2 in the general formula (I) is a hydrogen atom .
• (A) Surfactant 5 containing linear alkylbenzene sulfonate, (A-2) alkyl sulfate, and (A-3) nonionic surfactant represented by the following general formula (I) -40% by weight, preferably 8-35% by weight, more preferably 10-30% by weight, more preferably 12-25% by weight,
• (B) Compound selected from carbonate and amorphous silicate, preferably 10 to 40% by mass of sodium carbonate, and
• (C) aluminosilicate, crystalline silicate, phosphate and carboxylic acid polymer Containing from 0% by mass to 15% by mass of a polyvalent metal ion capture builder selected from compounds (hereinafter referred to as the component (C)),
• the mass ratio of the component (A-1) to the component (A-2) [(A-1) component / (A-2) component] is 3/7 to 7/3, preferably 4.5 / 5.5 to 5.5 / 4.5, the total mass of component (A
• a powder detergent composition for clothing R 1 -Y-[(EO) n / (PO) m ] -R 2 (I) (Wherein R 1 represents a hydrocarbon group, —Y— represents —O— or —COO—, preferably —O—, and R 1 —Y— represents a total carbon number of 12 to 18, preferably 12 to 16, more preferably 12 to 14.
• EO represents an ethyleneoxy group
• PO represents a propyleneoxy group
• n and m represent the average number of moles added
• n is a number from 11 to 40
• m is from 0 to
• R 2 is a hydrogen atom or a hydrocarbon group having 1 to 3 carbon atoms, preferably a hydrogen atom
• “/” means that EO and PO are bonded to either random or block. Indicates that it is good.
• Mass ratio of (A-1) component to (A-2) component [(A-1) component / (A-2) component] is 4/6 to 6/4, preferably 4.5 / 5
• the content of the component (C) is 8% by mass or less, further 5% by mass or less, further 4% by mass or less, further 3% by mass or less, further 1% by mass or less, and further 0% by mass, ⁇ 1> ⁇
• the proportion of linear alkyl groups having 12 to 16 carbon atoms in all alkyl groups is 50% by mass or more, preferably 70% by mass or more, more preferably 90% by mass or more.
• n in the general formula (I) is a number of 12 or more, further 15 or more, and 30 or less, and further 25, and m is a number of 0 or more and 2 or less.
• the content of the component (A-3) is 0.2% by mass or more, further 0.5% by mass or more, 3% by mass or less, and further 2% by mass or less, ⁇ 1> to ⁇ 13 >
• Mass ratio of (A-1) component, (A-2) component, and (A-3) component to (B) component [[(A-1) component + (A-2) component] + (A-3) component] / (B) component] is 1/10 or more, further 10/50 or more, further 10/30 or more, 10/5 or less, further 10/10 or less, further 10/15 or less.
• the powder detergent composition for clothing according to any one of ⁇ 1> to ⁇ 14>, wherein
• the ratio of the percarbonate in the component (B) is 0.1 to 30% by mass, further 0.5 to 20% by mass, and further 1 to 10% by mass, ⁇ 1> to ⁇ 15>
• the powder detergent composition for clothing according to any one of the above.
• component (D) a water-soluble neutral inorganic salt selected from sulfate and metal chloride (hereinafter referred to as component (D)), preferably sodium sulfate and / or sodium chloride, ⁇ 1> to The powder detergent composition for clothing according to any one of ⁇ 16>.
• the component (D) is contained in an amount of 10% by mass or more, further 20% by mass or more, further 30% by mass or more, 80% by mass or less, further 70% by mass or less, and further 60% by mass or less.
• a powder detergent composition for clothing is contained in an amount of 10% by mass or more, further 20% by mass or more, further 30% by mass or more, 80% by mass or less, further 70% by mass or less, and further 60% by mass or less.
• Moisture in the composition (according to the superheat loss method described in JIS K 3362: 2008) is 0.5% by mass or more, further 1% by mass or more, and 10% by mass or less, further 8% by mass or less,
• the powder detergent composition for clothing according to any one of ⁇ 1> to ⁇ 18>, further comprising 6% by mass or less.
• ⁇ 20> pH of 0.1 mass% aqueous solution measured at 20 ° C. described in JIS K 3362: 2008 is 8 or more, further 9 or more, further 9.5 or more, further 10 or more, and 12 or less, and further The powder detergent composition for clothing according to any one of ⁇ 1> to ⁇ 19>, which is 11.5 or less, further 11 or less.
• a hand-washing washing method in which an object to be washed brought into contact with washing water containing the powder detergent composition for clothing according to any one of ⁇ 1> to ⁇ 20> is hand-washed.
• Washing water contains the composition and water, and the object to be washed by hand is rinsed with water, and the hardness of water used for cleaning preparation and / or the hardness of water used for rinsing is 1 °.
• the hardness of water used for the preparation of washing water and / or the hardness of water used for rinsing is preferably 1 ° DH or more, further 2 ° DH or more, further 3 ° DH or more, further 5 ° DH or more, and further The hand-washing washing method according to ⁇ 21> or ⁇ 22>, which is 8 ° DH or more, further 10 ° DH or more, and 50 ° DH or less.
• component (A) (A-1) linear alkylbenzene sulfonate (hereinafter referred to as component (A-1)), (A-2) alkyl sulfate (hereinafter referred to as component (A-2)) and ( A-3) a surfactant containing a nonionic surfactant represented by the following general formula (I) [hereinafter referred to as component (A-3)] [hereinafter referred to as component (A)] 5 to 40% by mass, (B) Compound selected from carbonate and amorphous silicate [hereinafter referred to as component (B)] 10 to 40% by mass, and (C) aluminosilicate, crystalline silicate, phosphate and carvone 0 to 15% by mass of a polyvalent metal ion capture builder (hereinafter referred to as component (C)) selected from acid-based polymer compounds, and the mass ratio of component (A-1) to component (A-2) [ (A-1) component / (A-2) component]
• R1-Y-[(EO) n / (PO) m] -R2 (I) (Wherein R 1 is a hydrocarbon group, —Y— is —O— or —COO—, R 1 —Y— is a total of 12 to 18 carbon atoms, EO is an ethyleneoxy group, and PO is propyleneoxy N and m represent the average number of moles added, n is a number from 11 to 40, m is a number from 0 to 5.
• R2 is a hydrogen atom or a hydrocarbon group having 1 to 3 carbon atoms.
• the powder detergent composition for clothing according to any one of ⁇ 24>, ⁇ 25>, and ⁇ 26> which is an alkyl sulfate salt that is preferably 95% by mass or more, more preferably 98% by mass or more.
• ⁇ 28> Any of ⁇ 24>, ⁇ 25>, ⁇ 26> and ⁇ 27>, wherein the component (A-3) is a nonionic surfactant having a number of 15 to 25 in the general formula (I) 2.
• ⁇ 29> The component according to any one of ⁇ 24>, ⁇ 25>, ⁇ 26>, ⁇ 27> and ⁇ 28>, wherein the content of the component (A-3) is 0.2 to 3% by mass. Powder detergent composition for clothing.
• a powder detergent composition for clothing according to item 1.
• the component (B) is a water-soluble alkali inorganic salt, more preferably sodium carbonate.
• the ratio of the percarbonate in the component (B) is 0.1 to 30% by mass, ⁇ 24>, ⁇ 25>, ⁇ 26>, ⁇ 27>, ⁇ 28>, ⁇ 29>, ⁇ 29>.
• the powder detergent composition for clothing according to any one of 30> and ⁇ 31>.
• the mass ratio of the component (A-1) to the component (A-1)] A surfactant containing a nonionic surfactant represented by the following general formula (I) [hereinafter referred to as component (A-3)] [hereinafter referred to as component (A)] 5% by mass or more,
• R1-Y-[(EO) n / (PO) m] -R2 (I) (Wherein R 1 is a hydrocarbon group, —Y— is —O— or —COO—, R 1 —Y— is a total of 12 to 18 carbon atoms, EO is an ethyleneoxy group, and PO is propyleneoxy N and m represent the average number of added moles, n is a number of 11 to 40 or 11 or more and 40 or less, and m is a number of 0 to 5.
• R2 is a hydrogen atom or a carbon number of 1 to (It is a hydrocarbon group of 3.
• the component (A) is 8% by mass or more, preferably 10% by mass or more, more preferably 12% by mass or more, and 35% by mass or less, preferably 30% by mass or less, more preferably 25% by mass or less.
• the mass ratio of the component (A-1) to the component (A-2) [(A-1) component / (A-2) component] is 4/6 or more, more preferably 4.5 / 5.
• Mass ratio of (A-1) component and (A-2) component to (A-3) component [[(A-1) component + (A-2) component] / (A-3 ) Component] is 8/2 or more and 9.7 / 0.3 or less, more preferably 9.5 / 0.5 or less, according to any one of ⁇ 33> to ⁇ 35> Powder detergent composition for clothing.
• n in the general formula (I) is a number of 12 or more, more preferably 15 or more, and 30 or less, more preferably 25, and m is 0 or more, 2
• the component (A-3) is a nonionic surfactant in which —Y— in the general formula (I) is —O— Powder detergent composition.
• the component (A-3) is a nonionic surfactant having a total carbon number of 12 to 16, more preferably 12 to 14, wherein R1-Y— in the general formula (I) is ⁇ 33> to ⁇ 38>
• the content of the component (A-3) is 0.2% by mass or more, more preferably 0.5% by mass or more, and 3% by mass or less, more preferably 2% by mass or less.
• the content of the component (C) is 8% by mass or less, more preferably 5% by mass or less, further preferably 4% by mass or less, more preferably 3% by mass or less, still more preferably 1% by mass or less, and still more preferably.
• the component (D) is 10% by mass or more, more preferably 20% by mass or more, more preferably 30% by mass or more, and 80% by mass or less, more preferably 70% by mass or less, more preferably 60% by mass.
• ⁇ 47> The powder detergent for clothing according to any one of ⁇ 24> to ⁇ 33>, wherein the water content in the composition (according to the superheat loss method described in JIS K 3362: 2008) is 0.5 to 23% by mass Composition.
• ⁇ 48> The powder detergent composition for clothing according to any one of ⁇ 24> to ⁇ 47>, wherein the pH of the 0.1% by mass aqueous solution measured at 20 ° C. described in JIS K 3362: 2008 is 8 to 12. .
• ⁇ 49> A hand-washing laundry method for hand-washing an object to be washed that has been brought into contact with washing water containing the powder detergent composition for clothing according to any one of ⁇ 24> to ⁇ 48>.
• ⁇ 50> The hand-washing washing method according to ⁇ 49>, wherein the hardness of water used for the preparation of washing water and / or the hardness of water used for rinsing is 1 ° DH to 50 ° DH.
• Washing water contains the composition and water, and the object to be washed by hand is rinsed with water, and the hardness of water used for preparation of washing and / or the hardness of water used for rinsing is 1 °.
• Washing water contains the above composition and water, and the object to be washed by hand is rinsed with water, and the hardness of water used for preparation of washing and / or the hardness of water used for rinsing is 5 °.
• the hand-washing washing method according to any one of ⁇ 49> to ⁇ 51>, which is DH or more and 50 ° DH or less.
• Washing water contains the above composition and water, and the object to be washed by hand is rinsed with water, and the hardness of water used for preparation of washing and / or the hardness of water used for rinsing is 8 °.
• the hand-washing washing method according to any one of ⁇ 49> to ⁇ 52>, which is DH or more and 50 ° DH or less.
• Washing water contains the above composition and water, and the object to be washed by hand is rinsed with water, and the hardness of water used for preparation of washing and / or the hardness of water used for rinsing is 10 °.
• the hand-washing washing method according to any one of ⁇ 49> to ⁇ 53>, which is not less than DH and not more than 50 ° DH. Examples The following examples describe the practice of the present invention. The examples are illustrative of the invention and are not intended to limit the invention.
• Nonionic surfactant (A-3-1) polyoxyethylene alkyl ether (alkyl group having 12/14 carbon atoms, average ethylene oxide addition mole number of 20)
• Nonionic surfactant (A-3-2) Polyoxyethylene alkyl ether (alkyl group having 12/14 carbon atoms, ethylene oxide average addition mole number of 15)
• Nonionic surfactant (A-3-3) polyoxyalkylene alkyl ether (alkyl group having 12/14 carbon atoms, ethylene oxide average addition
• Sodium sulfate anhydrous neutral sodium sulfate (manufactured by Shikoku Chemicals Co., Ltd.)
• Sodium chloride Sodium chloride (Wako Pure Chemical Industries, Ltd.)
• Fluorescent dye Chino Pearl CBS-X (manufactured by BASF Japan Ltd.)
• nonionic surfactant was added in the state heated at 40 degreeC. Thereafter, sodium percarbonate is added and the granulated particles are further screened with a 1180 ⁇ m screen by operating the mixer for 1 minute, and the sieved product is pulverized with a Fitzmill pulverizer (DKA-6: manufactured by Hosokawa Micron). It was.
• the compositions of Examples 1 to 19 and Comparative Examples 1 to 12 thus obtained all had an apparent density of 700 to 1100 g / L and an average particle size of 180 to 600 ⁇ m.
• compositions of Examples 1 to 19 and Comparative Examples 1 to 5 and 7 to 12 have a pH of 0.1% by weight aqueous solution (20 ° C.) of 10 to 11, and the composition of Comparative Example 6 has a composition of 0.1
• the pH (20 ° C.) of the mass% aqueous solution was 7.
• the prepared oil shown below was heated (60 ° C.), and the underwear was dripped using a spoid ( ⁇ : 2 mm) on the neck so that 1 g per 3 sheets (about 0.33 g per sheet). Pour and leave for 15 minutes in a fully immersed solution. After leaving, the neck is attached to one undergarment and the neck is washed 50 times (converted to 1 time in one reciprocation (about 1 second) while rubbing the necks together). Thereafter, the underwear is taken out, and the foam height immediately after squeezing three pieces is squeezed 10 cm above the basin so that the moisture content of the underwear is about 100 to 140% of the underwear.
• the amount of detergent used per time may increase.
• the bubble height during washing is preferably 1.0 cm or more, more preferably 1.3 cm or more, and more preferably 1.6 cm or more.
• the foaming during the rinsing process is not good or the rinsing water is turbid, the number of times of rinsing is increased until the foam is removed or the rinsing water becomes clear. As a result, a large amount of water is consumed. From this point of view, it is preferable that there are few bubbles at the time of rinsing and the rinsing water is transparent, and the above point is more preferably 3 points or less, and further preferably 2 points or less.
• A Adjustment oil used in the evaluation of foaming properties (mass% in artificial dirt is 0.44 mass% lauric acid, 3.15 mass% myristic acid, 2.35 mass% pentadecanoic acid, 6.31 palmitic acid) Wt%, heptadecanoic acid 0.44 wt%, stearic acid 1.6 wt%, oleic acid 7.91 wt%, triolein 13.33 wt%, n-hexadecyl palmitate 2.22 wt%, squalene 6.66 (Use in an amount of mass%)
• B Hard water obtained by weighing 105 mg of calcium chloride (dihydrate) and dissolving in distilled water to obtain 1,000 ml C: 1.98% by mass of egg white lecithin liquid crystal
• ⁇ Cleaning conditions Dissolve the powder detergent composition in 1 L of 179 mg / L of hard water (prepared in the same manner as used in the evaluation of foaming properties) so that the total component (A) is 150 ppm.

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