CA2175677A1 - Limescale removing composition - Google Patents

Limescale removing composition

Info

Publication number
CA2175677A1
CA2175677A1 CA 2175677 CA2175677A CA2175677A1 CA 2175677 A1 CA2175677 A1 CA 2175677A1 CA 2175677 CA2175677 CA 2175677 CA 2175677 A CA2175677 A CA 2175677A CA 2175677 A1 CA2175677 A1 CA 2175677A1
Authority
CA
Canada
Prior art keywords
acid
alpha
maleic acid
composition according
hydroxy carboxylic
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.)
Abandoned
Application number
CA 2175677
Other languages
English (en)
French (fr)
Inventor
Alan John Fry
Elaine Ann Bowden
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.)
Unilever PLC
Original Assignee
Individual
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
Priority claimed from GB939324126A external-priority patent/GB9324126D0/en
Priority claimed from GB9412377A external-priority patent/GB9412377D0/en
Application filed by Individual filed Critical Individual
Publication of CA2175677A1 publication Critical patent/CA2175677A1/en
Abandoned legal-status Critical Current

Links

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
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C11D3/2082—Polycarboxylic acids-salts thereof
    • 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
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C11D3/2086—Hydroxy carboxylic acids-salts thereof
    • 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
    • C11D1/143—Sulfonic 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
    • C11D1/66—Non-ionic compounds
    • C11D1/72—Ethers of polyoxyalkylene glycols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Emergency Medicine (AREA)
  • Health & Medical Sciences (AREA)
  • Detergent Compositions (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Processing Of Solid Wastes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA 2175677 1993-11-24 1994-11-12 Limescale removing composition Abandoned CA2175677A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB9324126.3 1993-11-24
GB939324126A GB9324126D0 (en) 1993-11-24 1993-11-24 Limescale removing composition
GB9412377.5 1994-06-21
GB9412377A GB9412377D0 (en) 1994-06-21 1994-06-21 Limescale removing composition

Publications (1)

Publication Number Publication Date
CA2175677A1 true CA2175677A1 (en) 1995-06-01

Family

ID=26303909

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2175677 Abandoned CA2175677A1 (en) 1993-11-24 1994-11-12 Limescale removing composition

Country Status (7)

Country Link
EP (1) EP0730628B1 (es)
AU (1) AU678313B2 (es)
BR (1) BR9408132A (es)
CA (1) CA2175677A1 (es)
DE (1) DE69409254T2 (es)
ES (1) ES2113723T3 (es)
WO (1) WO1995014756A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE226623T1 (de) * 1995-08-09 2002-11-15 Procter & Gamble Saure reinigungszusammensetzungen
GB9610965D0 (en) * 1996-05-24 1996-07-31 Unilever Plc Improvements relating to limescale removing compositions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049467A (en) * 1976-04-23 1977-09-20 Lever Brothers Company Method and compositions for removal of hard surface manganese ion-derived discolorations
JPS6369895A (ja) * 1986-09-12 1988-03-29 花王株式会社 液体クレンザ−組成物
JP2559448B2 (ja) * 1988-02-26 1996-12-04 花王株式会社 液体洗剤組成物
EP0496188B1 (en) * 1991-01-22 1997-10-22 The Procter & Gamble Company Limescale removing composition
WO1994005758A1 (en) * 1992-09-01 1994-03-17 The Procter & Gamble Company Liquid or gel detergent compositions containing calcium and stabilizing agent thereof
EP0601990B1 (en) * 1992-12-04 1998-10-14 The Procter & Gamble Company Self-thickened acidic cleaning composition

Also Published As

Publication number Publication date
DE69409254T2 (de) 1998-07-16
ES2113723T3 (es) 1998-05-01
EP0730628A1 (en) 1996-09-11
AU678313B2 (en) 1997-05-22
EP0730628B1 (en) 1998-03-25
WO1995014756A1 (en) 1995-06-01
BR9408132A (pt) 1997-08-05
DE69409254D1 (de) 1998-04-30
AU8143694A (en) 1995-06-13

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Legal Events

Date Code Title Description
FZDE Dead