GB1029263A - Manufacture of detergent briquettes - Google Patents

Manufacture of detergent briquettes

Info

Publication number
GB1029263A
GB1029263A GB1971763A GB1971763A GB1029263A GB 1029263 A GB1029263 A GB 1029263A GB 1971763 A GB1971763 A GB 1971763A GB 1971763 A GB1971763 A GB 1971763A GB 1029263 A GB1029263 A GB 1029263A
Authority
GB
United Kingdom
Prior art keywords
mixture
sprayed
alkyl
sodium
solution
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.)
Expired
Application number
GB1971763A
Inventor
Leslie Ness
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.)
Procter and Gamble Ltd
Original Assignee
Procter and Gamble Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Procter and Gamble Ltd filed Critical Procter and Gamble Ltd
Priority to GB1971763A priority Critical patent/GB1029263A/en
Publication of GB1029263A publication Critical patent/GB1029263A/en
Expired legal-status Critical Current

Links

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
    • C11D17/0047Detergents in the form of bars or tablets
    • C11D17/0065Solid detergents containing builders
    • C11D17/0073Tablets
    • 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
    • C11D11/00Special methods for preparing compositions containing mixtures of detergents
    • C11D11/0082Special methods for preparing compositions containing mixtures of detergents one or more of the detergent ingredients being in a liquefied state, e.g. slurry, paste or melt, and the process resulting in solid detergent particles such as granules, powders or beads
    • C11D11/0088Special methods for preparing compositions containing mixtures of detergents one or more of the detergent ingredients being in a liquefied state, e.g. slurry, paste or melt, and the process resulting in solid detergent particles such as granules, powders or beads the liquefied ingredients being sprayed or adsorbed onto solid particles
    • 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
    • C11D3/02Inorganic compounds ; Elemental compounds
    • C11D3/04Water-soluble compounds
    • C11D3/06Phosphates, including polyphosphates
    • 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
    • C11D3/02Inorganic compounds ; Elemental compounds
    • C11D3/04Water-soluble compounds
    • C11D3/08Silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Detergent Compositions (AREA)

Abstract

Abrasion and crack-resistant, but readily disintegrable detergent briquettes are prepared by spraying an agitated dry particulate mixture containing an anionic organic synthetic detergent and anhydrous granular sodium tripolyphosphate with an aqueous solution of an alkali metal silicate, and then compressing the mixture. The detergent, which suitably comprises 5-35%, preferably 10-20%, by weight of the briquette, may be an N-fatty acyl derivative of taurine or N-methyl taurine, or an alkyl polyglycol ether sulphate, but is most desirably a C10- 20-alkyl sulphate or a C9- 15-alkyl benzene sulphonate; in all cases the cation is preferably sodium. The tripolyphosphate preferably comprises 40-70% by weight of the briquette, and the silicate solution, preferably a 40-55% solution of sodium silicate solids having a molar ratio M2O:SiO2 of 1:1 to 1:2.5, preferably about 1:1.6, is applied in such amount as to yield 5-15% silicate solids in the final briquette. If the main detergent to be used is an alkyl sulphate, the ingredients are preferably sprayed with such an amount of a 5-20% solution of sodium C9- 15-alkyl benzene sulphonate as will yield 5-15% of the alkyl-benzene sulphonate in the sprayed mixture, before the mixture is sprayed with the silicate solution. The mixture to be treated and compressed may also contain sodium sulphate, pyrophosphate, carbonate, perborate and carboxymethylcellulose, fatty acid amides and alkanolamide, talc, optical bleach, blue pigment, and anti-tarnish agent, and the silicate solution to be sprayed on to the mixture may contain ethylenediamine tetraacetic acid. The sprayed mixture is suitably compressed at 50-250 p.s.i. and may then be lightly sprayed with perfume, and with water to improve the surface appearance.
GB1971763A 1963-05-17 1963-05-17 Manufacture of detergent briquettes Expired GB1029263A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1971763A GB1029263A (en) 1963-05-17 1963-05-17 Manufacture of detergent briquettes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1971763A GB1029263A (en) 1963-05-17 1963-05-17 Manufacture of detergent briquettes

Publications (1)

Publication Number Publication Date
GB1029263A true GB1029263A (en) 1966-05-11

Family

ID=10134051

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1971763A Expired GB1029263A (en) 1963-05-17 1963-05-17 Manufacture of detergent briquettes

Country Status (1)

Country Link
GB (1) GB1029263A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2677994A1 (en) * 1991-06-24 1992-12-24 Rhone Poulenc Chimie "Builder" agent based on alkali metal silicates for detergent compositions
US5700294A (en) * 1992-05-26 1997-12-23 Rhone-Poulenc Chimie Method of washing with detergent compositions comprising amorphous silicoaluminate scavengers of calcium precipitates
WO2002062939A1 (en) * 2001-02-05 2002-08-15 Unilever N.V. Cleaning compositions

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2677994A1 (en) * 1991-06-24 1992-12-24 Rhone Poulenc Chimie "Builder" agent based on alkali metal silicates for detergent compositions
US5700294A (en) * 1992-05-26 1997-12-23 Rhone-Poulenc Chimie Method of washing with detergent compositions comprising amorphous silicoaluminate scavengers of calcium precipitates
WO2002062939A1 (en) * 2001-02-05 2002-08-15 Unilever N.V. Cleaning compositions

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