EP0232530A2 - Improved textile detergent - Google Patents

Improved textile detergent Download PDF

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Publication number
EP0232530A2
EP0232530A2 EP86117734A EP86117734A EP0232530A2 EP 0232530 A2 EP0232530 A2 EP 0232530A2 EP 86117734 A EP86117734 A EP 86117734A EP 86117734 A EP86117734 A EP 86117734A EP 0232530 A2 EP0232530 A2 EP 0232530A2
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EP
European Patent Office
Prior art keywords
sodium
alkali metal
powder
alkaline detergent
detergent builder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP86117734A
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German (de)
French (fr)
Other versions
EP0232530A3 (en
Inventor
David Meredith Shank
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pennwalt Corp
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Pennwalt Corp
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Filing date
Publication date
Application filed by Pennwalt Corp filed Critical Pennwalt Corp
Publication of EP0232530A2 publication Critical patent/EP0232530A2/en
Publication of EP0232530A3 publication Critical patent/EP0232530A3/en
Withdrawn legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/43Solvents
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/39Organic or inorganic per-compounds
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/39Organic or inorganic per-compounds
    • C11D3/3942Inorganic per-compounds

Definitions

  • This invention relates to a laundry detergent and more particularly to a stable powdered built detergent product containing an alkaline detergent builder, an organic solvent and an active bleaching agent.
  • the powdered product of the present invention may be used with pure soft water (zero grain) with normal tap or hard water for laundering linens, towels, uniforms of all types, dungarees, sheets, mechanic type soils, and the like.
  • the final product is stable, exhibits good shelf life and is safe to store, use and transport.
  • the product of this invention is defined as a built detergent-solvent-bleach powder for use in laundry operations having components comprising an alkaline detergent builder, organic solvent, and an active oxidizing and bleaching agent, said components comprising a major proportion of said powder.
  • the invention is defined as a built detergent-solvent-bleach powder as defined above comprising:
  • the most preferred product is as above wherein said alkaline builder is sodium metasilicate, said organic solvent is diethylene glycol mono-n-butyl ether, and said active oxidizing and bleaching agent is sodium carbonate peroxyhydrate.
  • the alkaline detergent builder is preferably selected from the group consisting essentially of alkali metal phosphates, alkali metal acetates, alkali metal carbonates, alkali metal silicates, alkali metal borates, and mixtures thereof, and are most preferably selected from the group consisting essentially of sodium tripolyphosphate, sodium pyrophosphate; sodium nitrilotriacetate; citric acid; sodium carbonate; sodium silicate solids, 2.0 ratio SiO2/Na2O; sodium silicate solids, 3.2 ratio SiO2/Na2O; sodium aluminosilicate Na12(AlO2 ⁇ SiO2)12 ⁇ 27H2O; potassium tetraborate; sodium bicarbonate; potassium hexametaphosphate; sodium orthophosphate; ethane-1-hydroxy-1,1-diphosphonate, sodium salt; potassium pyrophosphate; sodium metasilicate; and mixtures thereof.
  • the organic solvent is most preferably selected from the group consisting essentially of ethylene glycol; propylene glycol; trimethylene glycol; 1,2-butane diol; 1,3-butane diol; tetramethylene glycol; 1,2-pentane diol; 1,4-pentane diol; pentamethylene glycol; 2,3-hexane diol; hexamethylene glycol; ethylene glycol monoethyl ether; ethylene glycol mono-n-butyl ether; ethylene glycol di-n-butyl ether; ethylene glycol monomethyl ether; ethylene glycol mono-n-butyl ether; diethylene glycol monoethyl ether; diethylene glycol mono-n-butyl ether; propylene glycol monomethyl ether; propylene glycol monoethyl ether; propylene glycol mono-n-butyl ether; dipropylene glycol monomethyl ether; dipropylene glycol monomethyl
  • the most preferred oxidizing agent is selected from the group consisting essentially of hydrogen peroxide, alkali metal peroxides, alkali metal perborates, alkali metal percarbonates, alkali metal persulfates, alkali metal persilicates, alkali metal perphosphates, ammonium persulfate, alkali metal nitrates, sodium persulfate, and sodium carbonate peroxyhydrate.
  • the organic solvent is present in an amount within the range of 0.1 to 0.3 times the weight of the alkaline detergent builder and the inorganic oxidizing agent is present in an amount of 0.75 to 3.0 times the weight of the alkaline detergent builder.
  • the above product preferably includes up to 0.40 times the alkaline detergent builder weight of carboxymethyl cellulose or carboxyethyl cellulose as a soil suspension agent; up to 3.0 times the alkaline detergent builder weight of a secondary linear alcohol alkoxylate as a surfactant; up to 0.1 times the alkaline detergent builder weight of an optical brightener; and up to 1.0 times the alkaline detergent builder weight of amorphous silica as a processing agent.
  • Process A A typical built detergent-solvent-bleach powdered product of the present invention is designated “Product A” in the table below; a similar product without active oxygen is designated “Product B.”
  • test fabrics were cut into swatches about 4" x 9" to provide a 4" x 4" area of the printed soil, the remaining 4" x 5" of the swatch being unsoiled.
  • Each Wash Solution was prepared with 2.5 g/l of the respective Product.
  • Product A (aged) comprised ageing at 105°F for 14 days.
  • Hydrogen peroxide alkali metal peroxides, alkali metal perborates, alkali metal percarbonates, alkali metal persulfates, alkali metal persilicates, alkali metal perphosphates, ammonium persulfate, alkali metal nitrates, sodium persulfate, and sodium carbonate peroxyhydrate.
  • the organic solvent is present in an amount within the range of 0.1 to 0.3 times the weight of the alkaline detergent builder and the active oxidizing agent is present in an amount of 0.75 to 3.0 times the weight of the alkaline detergent builder.

Abstract

A stable, built detergent-solvent-bleach powdered product for use in laundry operations having components that include an alkaline detergent builder, organic solvent, and an active oxidizing and bleaching agent.

Description

    Relationship to Other Applications
  • This application is a continuation-in-part application of my copending allowed application serial number 819,955 (filed January 21, 1986) and my copending application serial number 897,235 (filed August 18, 1986), both of which are to be abandoned.
  • Background of the Invention
  • This invention relates to a laundry detergent and more particularly to a stable powdered built detergent product containing an alkaline detergent builder, an organic solvent and an active bleaching agent.
  • It is common practice in many commercial laundry operations to use a built detergent for purposes of soil removal in combination with an organic solvent for enhancing said soil removal. It is also common practice to use an oxygen bleaching agent that is not physically incorporated into the built detergent product in the laundry operation or in subsequent operations for removing stains from the textiles.
  • Heretofore, it was deemed impractical to combine the built detergent, the oxygen bleaching agent, and the organic solvent due to the frequent formation of unstable materials. Such instability results in the darkening of the final powdered product which indicates a loss of detergent effectiveness.
  • The powdered product of the present invention may be used with pure soft water (zero grain) with normal tap or hard water for laundering linens, towels, uniforms of all types, dungarees, sheets, mechanic type soils, and the like.
  • The final product is stable, exhibits good shelf life and is safe to store, use and transport.
  • Summary of the Invention
  • The product of this invention is defined as a built detergent-solvent-bleach powder for use in laundry operations having components comprising an alkaline detergent builder, organic solvent, and an active oxidizing and bleaching agent, said components comprising a major proportion of said powder.
  • More specifically, the invention is defined as a built detergent-solvent-bleach powder as defined above comprising:
    • (a) an alkaline detergent builder selected from the group consisting essentially of inorganic and organic builders;
    • (b) from 0.04 to 0.9 times the builder weight in (a) of an organic solvent having a boiling point of from 120° to 280°C, selected from the group consisting essentially of alkylene and polyalkylene glycols having from 2 to 9 carbon atoms in the molecule, and the alkyl of 1 to 4 carbon atoms ethers or diethers thereof having a total of from 3 to 17 carbon atoms in the molecule; and
    • (c) from 0.04 to 4.0 times the builder weight in (a) of an active oxidizing agent.
  • The most preferred product is as above wherein said alkaline builder is sodium metasilicate, said organic solvent is diethylene glycol mono-n-butyl ether, and said active oxidizing and bleaching agent is sodium carbonate peroxyhydrate.
  • The alkaline detergent builder is preferably selected from the group consisting essentially of alkali metal phosphates, alkali metal acetates, alkali metal carbonates, alkali metal silicates, alkali metal borates, and mixtures thereof, and are most preferably selected from the group consisting essentially of sodium tripolyphosphate, sodium pyrophosphate; sodium nitrilotriacetate; citric acid; sodium carbonate; sodium silicate solids, 2.0 ratio SiO₂/Na₂O; sodium silicate solids, 3.2 ratio SiO₂/Na₂O; sodium aluminosilicate Na₁₂(AlO₂ · SiO₂)₁₂ · 27H₂O; potassium tetraborate; sodium bicarbonate; potassium hexametaphosphate; sodium orthophosphate; ethane-1-hydroxy-1,1-diphosphonate, sodium salt; potassium pyrophosphate; sodium metasilicate; and mixtures thereof.
  • The organic solvent is most preferably selected from the group consisting essentially of ethylene glycol; propylene glycol; trimethylene glycol; 1,2-butane diol; 1,3-butane diol; tetramethylene glycol; 1,2-pentane diol; 1,4-pentane diol; pentamethylene glycol; 2,3-hexane diol; hexamethylene glycol; ethylene glycol monoethyl ether; ethylene glycol mono-n-butyl ether; ethylene glycol di-n-butyl ether; ethylene glycol monomethyl ether; ethylene glycol mono-n-butyl ether; diethylene glycol monoethyl ether; diethylene glycol mono-n-butyl ether; propylene glycol monomethyl ether; propylene glycol monoethyl ether; propylene glycol mono-n-butyl ether; dipropylene glycol monomethyl ether; dipropylene glycol monoethyl ether; dipropylene glycol mono-n-butyl ether; tripropylene glycol monomethyl ether; tripropylene glycol monoethyl ether; and mixtures thereof.
  • The most preferred oxidizing agent is selected from the group consisting essentially of hydrogen peroxide, alkali metal peroxides, alkali metal perborates, alkali metal percarbonates, alkali metal persulfates, alkali metal persilicates, alkali metal perphosphates, ammonium persulfate, alkali metal nitrates, sodium persulfate, and sodium carbonate peroxyhydrate.
  • Most preferably, the organic solvent is present in an amount within the range of 0.1 to 0.3 times the weight of the alkaline detergent builder and the inorganic oxidizing agent is present in an amount of 0.75 to 3.0 times the weight of the alkaline detergent builder.
  • The above product preferably includes up to 0.40 times the alkaline detergent builder weight of carboxymethyl cellulose or carboxyethyl cellulose as a soil suspension agent; up to 3.0 times the alkaline detergent builder weight of a secondary linear alcohol alkoxylate as a surfactant; up to 0.1 times the alkaline detergent builder weight of an optical brightener; and up to 1.0 times the alkaline detergent builder weight of amorphous silica as a processing agent.
  • Detailed Description of theInvention
  • A typical built detergent-solvent-bleach powdered product of the present invention is designated "Product A" in the table below; a similar product without active oxygen is designated "Product B."
    Figure imgb0001
  • In evaluating the soil removal effectiveness of Products A and B, wash tests were carried out at 160°F in a commercial washing machine on 65/35 polyester/cotton fabric with permanent crease finish, printed with a standard soil (soiled fabrics supplied by Testfabrics, Inc., Middlesex , NJ). Since stability of the built detergent-solvent-bleach powder is an important property of the present invention, a portion of Product A was allowed to age at an elevated temperature of 105°F for a period of 14 days.
  • The test fabrics were cut into swatches about 4" x 9" to provide a 4" x 4" area of the printed soil, the remaining 4" x 5" of the swatch being unsoiled.
  • These swatches were then sewn to form bags and 50 grams of ¼" stainless steel balls were enclosed in each bag prior to sealing thereof. Two of the weighted bags were placed into each of several launderometer cans along with 200ml of a solution from one each of the detergent products, i.e., Product A, Product A (aged), and Product B. The concentration of each solution was 2.5 grams of the Product per liter of deionized water or 300ppm hard water (prepared with 0.3544 g/l CaCl₂.2H₂O and 0.1194 g/l MgCl₂.6H₂O) and determinations run with a duplicate set of cans for each of the Products tabulated below.
    Figure imgb0002
  • Each Wash Solution was prepared with 2.5 g/l of the respective Product. Product A (aged) comprised ageing at 105°F for 14 days.
  • Percentage Soil Removal may be calculated:
    Figure imgb0003
  • All readings for Whiteness Retention values were obtained using a fluorescence filter to eliminate any improvement which may have resulted from the presence of the optical brightener.
  • Similar results are obtainable when the other ingredients listed below are substituted in various combinations:
  • Alkaline Detergent Builders
  • Sodium tripolyphosphate, sodium pyrophosphate; sodium nitrilotriacetate; citric acid; sodium carbonate; sodium silicate solids, 2.0 ratio SiO₂/Na₂O; sodium silicate solids, 3.2 ratio SiO₂/Na₂O; sodium aluminosilicate Na₁₂(AlO₂ · SiO₂)₁₂ · 27H₂O; potassium tetraborate; sodium bicarbonate; potassium hexametaphosphate; sodium orthophosphate; ethane-1-hydroxy-1,1-diphosphonate, sodium salt; potassium pyrophosphate; sodium metasilicate; and mixtures thereof.
  • Organic Solvents
  • Ethylene glycol; propylene glycol; trimethylene glycol; 1,2-butane diol; 1,3-butane diol; tetramethylene glycol; 1,2-pentane diol; 1,4-pentane diol; pentamethylene glycol; 2,3-hexane diol; hexamethylene glycol; ethylene glycol monoethyl ether; ethylene glycol mono-n-butyl ether; ethylene glycol monomethyl ether; ethylene glycol mono-n-butyl ether; diethylene glycol monoethyl ether; diethylene glycol mono-n-butyl ether; propylene glycol monomethyl ether; propylene glycol monoethyl ether; propylene glycol mono-n-butyl ether; dipropylene glycol monomethyl ether; dipropylene glycol monoethyl ether; dipropylene glycol mono-n-butyl ether; tripropylene glycol monomethyl ether; tripropylene glycol monoethyl ether; and mixtures thereof.
  • Inorganic Oxidizing Agents
  • Hydrogen peroxide, alkali metal peroxides, alkali metal perborates, alkali metal percarbonates, alkali metal persulfates, alkali metal persilicates, alkali metal perphosphates, ammonium persulfate, alkali metal nitrates, sodium persulfate, and sodium carbonate peroxyhydrate.
  • Although the ratio of the above components can vary widely, it is most preferred that the organic solvent is present in an amount within the range of 0.1 to 0.3 times the weight of the alkaline detergent builder and the active oxidizing agent is present in an amount of 0.75 to 3.0 times the weight of the alkaline detergent builder.

Claims (10)

1. A built detergent-solvent-bleach powder for use in laundry operations having components comprising an alkaline detergent builder, organic solvent, and an active oxidizing and bleaching agent, said components comprising a major proportion of said powder.
2. The built detergent-solvent-bleach powder as defined in claim 1 comprising:
(a) an alkaline detergent builder selected from the group consisting essentially of inorganic and organic builders;
(b) from 0.04 to 0.9 times the builder weight in (a) of an organic solvent having a boiling point of from 120° to 280°C, selected from the group consisting essentially of alkylene and polyalkylene glycols having from 2 to 9 carbon atoms in the molecule, and the alkyl of 1 to 4 carbon atoms ethers or diethers thereof having a total of from 3 to 17 carbon atoms in the molecule; and
(c) from 0.04 to 4.0 times the builder weight in (a) of an active oxidizing agent.
3. The powder of claim 1 wherein said alkaline builder is sodium metasilicate, said organic solvent is diethylene glycol mono-n-butyl ether, and said active oxidizing and bleaching agent is sodium carbonate peroxyhydrate.
4. The powder as defined in claim 2 wherein the alkaline detergent builder of (a) is selected from the group consisting essentially of alkali metal phosphates, alkali metal acetates, alkali metal carbonates, alkali metal silicates, alkali metal borates, and mixtures thereof.
5. The powder as defined in claim 4 wherein the alkaline detergent builder of (a) is selected from the group consisting essentially of sodium tripolyphosphate, sodium pyrophosphate; sodium nitrilotriacetate; citric acid; sodium carbonate; sodium silicate solids, 2.0 ratio SiO₂/Na₂O; sodium silicate solids, 3.2 ratio SiO₂/Na₂O; sodium aluminosilicate Na₁₂(AlO₂ · SiO₂)₁₂ · 27H₂O; potassium tetraborate; sodium bicarbonate; potassium hexametaphosphate; sodium orthophosphate; ethane-1-hydroxy-­1,1-diphosphonate, sodium salt; potassium pyrophosphate; sodium metasilicate; and mixtures thereof.
6. The powder as defined in claims 1, 2, 4 or 5 wherein the organic solvent is selected from the group consisting essentially of ethylene glycol; propylene glycol; trimethylene glycol; 1,2-butane diol; 1,3-butane diol; tetramethylene glycol; 1,2-pentane diol; 1,4-pentane diol; pentamethylene glycol; 2,3-hexane diol; hexamethylene glycol; ethylene glycol monoethyl ether; ethylene glycol mono-n-butyl ether; ethylene glycol monomethyl ether; ethylene glycol mono-n-butyl ether; diethylene glycol monoethyl ether; diethylene glycol mono-n-butyl ether; propylene glycol monomethyl ether; propylene glycol monoethyl ether; propylene glycol mono-n-butyl ether; dipropylene glycol monomethyl ether; dipropylene glycol monoethyl ether; dipropylene glycol mono-n-butyl ether; tripropylene glycol monomethyl ether; tripropylene glycol monoethyl ether; and mixtures thereof.
7. The powder as defined in claims 1, 2, 4, or 5 wherein the active oxidizing agent is selected from the group consisting essentially of hydrogen peroxide, alkali metal peroxides, alkali metal perborates, alkali metal percarbonates, alkali metal persulfates, alkali metal persilicates, alkali metal perphosphates, ammonium persulfate, alkali metal nitrates, sodium persulfate, and sodium carbonate peroxyhydrate.
8. The powder as defined in claims 1 or 2 wherein the alkaline detergent builder is sodium metasilicate, the organic solvent is diethylene glycol mono-n-butyl ether, and the inorganic oxidizing agent is sodium carbonate peroxyhydrate.
9. The powder as defined in claims 1, 2, 3, 4, or 5 wherein the organic solvent is present in an amount within the range of 0.1 to 0.3 times the weight of the alkaline detergent builder and the active oxidizing agent is present in an amount of 0.75 to 3.0 times the weight of the alkaline detergent builder.
10. The powder as defined in claim 9 having up to 0.40 times the alkaline detergent builder weight of carboxymethyl cellulose or carboxyethyl cellulose as a soil suspension agent; up to 3.0 times the alkaline detergent builder weight of a secondary linear alcohol alkoxylate as a surfactant; up to 0.1 times the alkaline detergent builder weight of an optical brightener; and up to 1.0 times the alkaline detergent builder weight of amorphous silica as a processing agent.
EP86117734A 1986-01-21 1986-12-19 Improved textile detergent Withdrawn EP0232530A3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US926268 1978-07-20
US81995586A 1986-01-21 1986-01-21
US819955 1986-01-21
US92626886A 1986-10-31 1986-10-31

Publications (2)

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EP0232530A2 true EP0232530A2 (en) 1987-08-19
EP0232530A3 EP0232530A3 (en) 1988-08-31

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EP86117734A Withdrawn EP0232530A3 (en) 1986-01-21 1986-12-19 Improved textile detergent

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EP (1) EP0232530A3 (en)
DE (1) DE232530T1 (en)
ES (1) ES2000190A4 (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0427314A2 (en) * 1989-11-09 1991-05-15 Unilever N.V. Bleaching composition
US5547476A (en) * 1995-03-30 1996-08-20 The Procter & Gamble Company Dry cleaning process
US5591236A (en) * 1995-03-30 1997-01-07 The Procter & Gamble Company Polyacrylate emulsified water/solvent fabric cleaning compositions and methods of using same
US5630848A (en) * 1995-05-25 1997-05-20 The Procter & Gamble Company Dry cleaning process with hydroentangled carrier substrate
US5630847A (en) * 1995-03-30 1997-05-20 The Procter & Gamble Company Perfumable dry cleaning and spot removal process
US5632780A (en) * 1995-03-30 1997-05-27 The Procter & Gamble Company Dry cleaning and spot removal proces
US5687591A (en) * 1995-06-20 1997-11-18 The Procter & Gamble Company Spherical or polyhedral dry cleaning articles
US5786319A (en) * 1995-07-18 1998-07-28 Diversey Lever, Inc. Concentrated aqueous degreasing cleanser
US5804548A (en) * 1995-03-30 1998-09-08 The Procter & Gamble Company Dry cleaning process and kit
US5912408A (en) * 1995-06-20 1999-06-15 The Procter & Gamble Company Dry cleaning with enzymes
US20130164352A1 (en) * 2011-12-22 2013-06-27 The Dial Corporation Antiperspirant compositions and products effective to facilitate preventing, removing or minimizing fabric stains and methods for making the same

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR722359A (en) * 1930-11-28 1932-03-16 Solid and stable composition in the form of powder or tablets of dry soap with the addition of persalts and other salts
DE2028727A1 (en) * 1969-06-13 1970-12-23
FR1603810A (en) * 1968-04-30 1971-06-07 Detergent compns prepd without spray drying
FR2150242A1 (en) * 1971-08-25 1973-04-06 Colgate Palmolive Co
US3822114A (en) * 1971-08-05 1974-07-02 Procter & Gamble Bleaching process and compositions therefor
EP0013615A1 (en) * 1979-01-10 1980-07-23 Hitachi, Ltd. Apparatus for controlling a.c. motor
US4215990A (en) * 1978-04-14 1980-08-05 Purex Corporation Peroxygen bleaching and laundering compositions
EP0124341A2 (en) * 1983-04-29 1984-11-07 The Procter & Gamble Company Bleach auxiliaries, their manufacture and use in bleach and laundry compositions
EP0164467A1 (en) * 1984-04-07 1985-12-18 The Procter & Gamble Company Cleaning compositions with solvent

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR722359A (en) * 1930-11-28 1932-03-16 Solid and stable composition in the form of powder or tablets of dry soap with the addition of persalts and other salts
FR1603810A (en) * 1968-04-30 1971-06-07 Detergent compns prepd without spray drying
DE2028727A1 (en) * 1969-06-13 1970-12-23
US3822114A (en) * 1971-08-05 1974-07-02 Procter & Gamble Bleaching process and compositions therefor
FR2150242A1 (en) * 1971-08-25 1973-04-06 Colgate Palmolive Co
US4215990A (en) * 1978-04-14 1980-08-05 Purex Corporation Peroxygen bleaching and laundering compositions
EP0013615A1 (en) * 1979-01-10 1980-07-23 Hitachi, Ltd. Apparatus for controlling a.c. motor
EP0124341A2 (en) * 1983-04-29 1984-11-07 The Procter & Gamble Company Bleach auxiliaries, their manufacture and use in bleach and laundry compositions
EP0164467A1 (en) * 1984-04-07 1985-12-18 The Procter & Gamble Company Cleaning compositions with solvent

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0427314A2 (en) * 1989-11-09 1991-05-15 Unilever N.V. Bleaching composition
EP0427314A3 (en) * 1989-11-09 1991-10-23 Unilever Nv Bleaching composition
US5547476A (en) * 1995-03-30 1996-08-20 The Procter & Gamble Company Dry cleaning process
US5591236A (en) * 1995-03-30 1997-01-07 The Procter & Gamble Company Polyacrylate emulsified water/solvent fabric cleaning compositions and methods of using same
US5630847A (en) * 1995-03-30 1997-05-20 The Procter & Gamble Company Perfumable dry cleaning and spot removal process
US5632780A (en) * 1995-03-30 1997-05-27 The Procter & Gamble Company Dry cleaning and spot removal proces
US5804548A (en) * 1995-03-30 1998-09-08 The Procter & Gamble Company Dry cleaning process and kit
US5630848A (en) * 1995-05-25 1997-05-20 The Procter & Gamble Company Dry cleaning process with hydroentangled carrier substrate
US5687591A (en) * 1995-06-20 1997-11-18 The Procter & Gamble Company Spherical or polyhedral dry cleaning articles
US5912408A (en) * 1995-06-20 1999-06-15 The Procter & Gamble Company Dry cleaning with enzymes
US5786319A (en) * 1995-07-18 1998-07-28 Diversey Lever, Inc. Concentrated aqueous degreasing cleanser
US20130164352A1 (en) * 2011-12-22 2013-06-27 The Dial Corporation Antiperspirant compositions and products effective to facilitate preventing, removing or minimizing fabric stains and methods for making the same

Also Published As

Publication number Publication date
ES2000190A4 (en) 1988-01-01
EP0232530A3 (en) 1988-08-31
DE232530T1 (en) 1988-02-25

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Effective date: 19890301

RIN1 Information on inventor provided before grant (corrected)

Inventor name: SHANK, DAVID MEREDITH