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US2591481A - Spongious cleaning device - Google Patents

Spongious cleaning device Download PDF

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Publication number
US2591481A
US2591481A US2591481DA US2591481A US 2591481 A US2591481 A US 2591481A US 2591481D A US2591481D A US 2591481DA US 2591481 A US2591481 A US 2591481A
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United States
Prior art keywords
cleaning device
spongious
detergent
water
sponge
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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
    • C11D17/00Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/04Detergent materials or soaps characterised by their shape or physical properties combined with or containing other objects
    • C11D17/049Cleaning or scouring pads; Wipes
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47KSANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K7/00Body washing or cleaning implements
    • A47K7/02Bathing sponges, brushes, gloves, or similar cleaning or rubbing implements
    • A47K7/03Bathing sponges, brushes, gloves, or similar cleaning or rubbing implements containing soap or other cleaning ingredients, e.g. impregnated
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0208Tissues; Wipes; Patches
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00Preparations for care of the skin
    • A61Q19/10Washing or bathing preparations
    • 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
    • C11D17/00Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/04Detergent materials or soaps characterised by their shape or physical properties combined with or containing other objects
    • C11D17/041Compositions releasably affixed on a substrate or incorporated into a dispensing means
    • 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
    • C11D9/00Compositions of detergents based essentially on soap
    • C11D9/04Compositions of detergents based essentially on soap containing compounding ingredients other than soaps
    • C11D9/06Inorganic compounds
    • C11D9/08Water-soluble compounds
    • C11D9/10Salts
    • C11D9/14Phosphates; Polyphosphates

Definitions

  • the present invention relates to a cleaning device particularly adapted for the removal of spots and stains from articles of clothing.
  • One object of my invention is to provide a cleaning device which has a self-contained supply of a suitable detergent.
  • a second object of the invention is the provision of a cleaning device which is made ready for use simply by moistening with water.
  • my invention contemplates the impregnation of a spongious body with a substantially anhydrous synthetic detergent, which, upon the addition of water, will be activated to provide a highly efficient cleansing medium.
  • the spongious body can be either a portion of a natural sponge or a section of a regenerated cellulose or cellulated rubber sponge.
  • the synthetic sponge material for the communicating cell structure thereof is more uniform than can ever be found in a nat- 4 ural sponge and in addition the synthetic material lends itself more favorably to the formation of small, regular sections most suitable for packaging and handling.
  • the detergent employed in the cleaning device be selected from those which when contacted with water and aerated develop a heavy froth of bubbles or suds.
  • One group of synthetic detergents possessing this property is that consisting of sodium lauryl sulphate and its higher homologues including sodium cetyl sulphate together with the oleic and stearic acid esters. Similarly, a mixture of the esters formed from the higher acids produced by the oxidation of petroleum fractions can be included within this group.
  • Sodium alkyl benzene sulfonate and other analogous organic sulfonates are further examples of desirable detergents. This class of detergents is also marked by its freedom from curd-forming characteristics.
  • the spongious body of any desired size and shape is impregnated with the synthetic detergent by immersion in a, water solution thereof, accompanied by repeated compression of the spongious medium, and is thereafter dried.
  • the amount of detergent remaining within the cellulated structure will, of course, depend upon the concentration of the detergent solution used for impregnation. For most purposes a solu tion containing from 2-12% of detergent will permit the absorption of sufiicient liquid to leave from 55-10% by weight of solids within the spongious body. However, as little as 1% by weight of solids or as much as 15% by weight of solids will yield serviceable cleaners. Considerations of weight and cost are really the only limiting factors in determining the amount of detergent to be added to the spongious body.
  • a detergent aid or water softener for example, a sodium phosphate such as sodium metaphosphate or tetra sodium pyrophosphate, will assist in the cleaning action. A large amount of the phosphate additive is not necessary. I have found that from A; to 3% of the phosphate is sufficient for most purposes.
  • the treated sponge In service the treated sponge is moistened with water and flexed several times to develop a dense froth or foam of small bubbles upon its surface. The bubbles are applied to the soiled area of the textile and brushed thereover until they disappear. The bubbles liftthe dirt from the textile and transfer it to the cleaner.
  • the damp sponge may be allowed to dry and in any case is immediately ready for the next cleaning task. Where it is intended to be carried in a pocket or purse, a waterproof envelope may be provided into which container the damp sponge may be placed immediately after use.
  • a cleaning device as contemplated by this invention can be used repeatedly before the detergent supply is exhausted.
  • a regenerated cellulose sponge approximately 3" x 1" x 1'" was impregnated with a solution containing four per cent by weight of technical sodium lauryl sulphate, one per cent of tetrasodium pyrophosphate and ninety-five per cent of water; The treated sponge was air dried and upon being weighed was found to have increased in weight by ten per cent. This sponge was moistened, worked to form a froth and subsequently allowed to dry 500 successive times before the detergent was exhausted.
  • a cleaning device consisting of a spongious body impregnated'with a substantially anhydrous, synthetic, organic, non-saponaceous detergent.

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Birds (AREA)
  • Dermatology (AREA)
  • Inorganic Chemistry (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
  • Detergent Compositions (AREA)

Description

Patented Apr. 1 1952 SPONGIOUS CLEANING DEVICE Paul F. Webster, Mars, Pa., assignor, by mesne assignments, to Treesdale Laboratories and Textile Processing Company, a corporation of Pennsylvania No Drawing. Application August 29, 1946, Serial No. 693,813
2 Claims.
The present invention relates to a cleaning device particularly adapted for the removal of spots and stains from articles of clothing.
One object of my invention is to provide a cleaning device which has a self-contained supply of a suitable detergent.
A second object of the invention is the provision of a cleaning device which is made ready for use simply by moistening with water.
Other objects and advantages of this invention will be readily apparent from the following detailed description of certain preferred embodiments thereof.
Small, unsightly and very obvious spots appear frequently on clothing despite every precaution of the average orderly wearer. Generally, the spots are not of sumcient size to warrant subjecting the entire garment to dry cleaning or the spotting occurs when complete cleaning is not convenient. For example, a'coat may brush against a grimy wall or car fender. Again, in rainy weather, water spatters the hosiery of women pedestrians. Thus, a small, pocket-size spot remover is a desideratum. To be most serviceable, such a cleaning device should carry a reasonable supply of cleaning medium in a secure manner obviating risk of spillage. The cleaning device should be compact and of light weight.
Briefly stated, my invention contemplates the impregnation of a spongious body with a substantially anhydrous synthetic detergent, which, upon the addition of water, will be activated to provide a highly efficient cleansing medium.
The spongious body can be either a portion of a natural sponge or a section of a regenerated cellulose or cellulated rubber sponge. I particularly favor the synthetic sponge material, for the communicating cell structure thereof is more uniform than can ever be found in a nat- 4 ural sponge and in addition the synthetic material lends itself more favorably to the formation of small, regular sections most suitable for packaging and handling.
It is preferred that the detergent employed in the cleaning device be selected from those which when contacted with water and aerated develop a heavy froth of bubbles or suds. One group of synthetic detergents possessing this property is that consisting of sodium lauryl sulphate and its higher homologues including sodium cetyl sulphate together with the oleic and stearic acid esters. Similarly, a mixture of the esters formed from the higher acids produced by the oxidation of petroleum fractions can be included within this group. Sodium alkyl benzene sulfonate and other analogous organic sulfonates are further examples of desirable detergents. This class of detergents is also marked by its freedom from curd-forming characteristics. They do not combine with the calcium and magnesium salt content of hard water to form insoluble deposits. In addition many of these detergents are normally in solid form and are readily soluble in water. Accordingly, they will be activated by the addition of a small quantity of water and, furthermore, evaporation thereof will restore them quickly to their solid form.
The spongious body of any desired size and shape is impregnated with the synthetic detergent by immersion in a, water solution thereof, accompanied by repeated compression of the spongious medium, and is thereafter dried. The amount of detergent remaining within the cellulated structure will, of course, depend upon the concentration of the detergent solution used for impregnation. For most purposes a solu tion containing from 2-12% of detergent will permit the absorption of sufiicient liquid to leave from 55-10% by weight of solids within the spongious body. However, as little as 1% by weight of solids or as much as 15% by weight of solids will yield serviceable cleaners. Considerations of weight and cost are really the only limiting factors in determining the amount of detergent to be added to the spongious body.
In addition to the synthetic detergent employed in the cleaner, it is often beneficial to include therewith a detergent aid or water softener. For example, a sodium phosphate such as sodium metaphosphate or tetra sodium pyrophosphate, will assist in the cleaning action. A large amount of the phosphate additive is not necessary. I have found that from A; to 3% of the phosphate is sufficient for most purposes.
In service the treated sponge is moistened with water and flexed several times to develop a dense froth or foam of small bubbles upon its surface. The bubbles are applied to the soiled area of the textile and brushed thereover until they disappear. The bubbles liftthe dirt from the textile and transfer it to the cleaner. The damp sponge may be allowed to dry and in any case is immediately ready for the next cleaning task. Where it is intended to be carried in a pocket or purse, a waterproof envelope may be provided into which container the damp sponge may be placed immediately after use.
A cleaning device as contemplated by this invention can be used repeatedly before the detergent supply is exhausted. For example, a regenerated cellulose sponge approximately 3" x 1" x 1'" was impregnated with a solution containing four per cent by weight of technical sodium lauryl sulphate, one per cent of tetrasodium pyrophosphate and ninety-five per cent of water; The treated sponge was air dried and upon being weighed was found to have increased in weight by ten per cent. This sponge was moistened, worked to form a froth and subsequently allowed to dry 500 successive times before the detergent was exhausted.
Although I prefer to employ as the detergent media, compositions which dry to the solid form, thus precluding possible damage while the cleaning device is being carried, it is obvious that a normally liquid detergent can be used to impregnate the spongious body. In such case, a moisture proof envelope or container for the cleaning device is essential.
What I claim is l. A cleaning device consisting of a spongious body impregnated'with a substantially anhydrous, synthetic, organic, non-saponaceous detergent.
2. A cleaning device consisting of a spongious body having deposited upon the cell walls there= of a layer of a substantially anhydrous, synthetic, organic, non-saponaceous detergent.
PAUL F. WEBSTER.
REFERENCES CITED The following references are of record in the 'file of this patent:
UNITED STATES PATENTS Number Name Date 678,971 Nettlich July 23, 1901 1,614,019 Pratt Jan. 11, 1927 2,257,911 Kraft Oct. 7, 1941 2,382,164 MacMahon Aug. 14, 1945 2,382,165 MacMahon Aug. 14, 1945

Claims (1)

1. A CLEANING DEVICE CONSISTING OF A SPONGIOUS BODY IMPREGNATED WITH A SUSTANTIALLY ANHYDROUS, SYNTHETIC, ORGANIC, NON-SAPONACEOUS DETERGENT.
US2591481D Spongious cleaning device Expired - Lifetime US2591481A (en)

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US2591481A true US2591481A (en) 1952-04-01

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US2591481D Expired - Lifetime US2591481A (en) Spongious cleaning device

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3081479A (en) * 1960-05-23 1963-03-19 American Cyanamid Co Applicator
US3088158A (en) * 1961-03-28 1963-05-07 Union Carbide Corp Cleaning and polishing sponge
US3112219A (en) * 1961-12-11 1963-11-26 Nylonge Corp Method of producing a detergent impregnated cleaning device
US3138820A (en) * 1961-10-05 1964-06-30 August George Sterling Disposable tooth cleaning and gum massage device and method for making same
US3488219A (en) * 1965-01-23 1970-01-06 Collo Rhelncollodium Koln Gmbh Method and means for removal of radioactive contaminants
US3496589A (en) * 1966-11-07 1970-02-24 Howard Demner Dog shampoo device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US678971A (en) * 1901-03-27 1901-07-23 Otto Gustav Ludwig Nettlich Shaving-brush.
US1614019A (en) * 1923-10-17 1927-01-11 Research Inc Sponge-rubber product and process of making the same
US2257911A (en) * 1939-01-23 1941-10-07 Gen Tire & Rubber Co Sponge and method of treating
US2382164A (en) * 1945-08-14 Detergent briquette
US2382165A (en) * 1945-08-14 Detergent briquette

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2382164A (en) * 1945-08-14 Detergent briquette
US2382165A (en) * 1945-08-14 Detergent briquette
US678971A (en) * 1901-03-27 1901-07-23 Otto Gustav Ludwig Nettlich Shaving-brush.
US1614019A (en) * 1923-10-17 1927-01-11 Research Inc Sponge-rubber product and process of making the same
US2257911A (en) * 1939-01-23 1941-10-07 Gen Tire & Rubber Co Sponge and method of treating

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3081479A (en) * 1960-05-23 1963-03-19 American Cyanamid Co Applicator
US3088158A (en) * 1961-03-28 1963-05-07 Union Carbide Corp Cleaning and polishing sponge
US3138820A (en) * 1961-10-05 1964-06-30 August George Sterling Disposable tooth cleaning and gum massage device and method for making same
US3112219A (en) * 1961-12-11 1963-11-26 Nylonge Corp Method of producing a detergent impregnated cleaning device
US3488219A (en) * 1965-01-23 1970-01-06 Collo Rhelncollodium Koln Gmbh Method and means for removal of radioactive contaminants
US3496589A (en) * 1966-11-07 1970-02-24 Howard Demner Dog shampoo device

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