GB495249A - Method of avoiding the formation of zinc stains on laundry boiled in zinc-lined vessels - Google Patents

Method of avoiding the formation of zinc stains on laundry boiled in zinc-lined vessels

Info

Publication number
GB495249A
GB495249A GB3764/38A GB376438A GB495249A GB 495249 A GB495249 A GB 495249A GB 3764/38 A GB3764/38 A GB 3764/38A GB 376438 A GB376438 A GB 376438A GB 495249 A GB495249 A GB 495249A
Authority
GB
United Kingdom
Prior art keywords
zinc
stains
formation
avoiding
lined vessels
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
GB3764/38A
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.)
Kohle und Eisenforschung GmbH
Original Assignee
Kohle und Eisenforschung GmbH
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 Kohle und Eisenforschung GmbH filed Critical Kohle und Eisenforschung GmbH
Publication of GB495249A publication Critical patent/GB495249A/en
Expired 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
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/046—Salts
    • 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
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0042—Reducing agents

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

The formation of stains on laundry boiled in zinc-lined vessels is avoided by adding 2-3 per cent of potassium or ammonium thiosulphate, hydrosulphite, or sulphide to the dry washing agent.
GB3764/38A 1936-02-17 1937-08-04 Method of avoiding the formation of zinc stains on laundry boiled in zinc-lined vessels Expired GB495249A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE492589X 1936-02-17

Publications (1)

Publication Number Publication Date
GB495249A true GB495249A (en) 1938-11-09

Family

ID=6544431

Family Applications (2)

Application Number Title Priority Date Filing Date
GB4705/37A Expired GB492589A (en) 1936-02-17 1937-02-17 Method of avoiding the formation of zinc stains on laundry boiled in zinc-lined vessels
GB3764/38A Expired GB495249A (en) 1936-02-17 1937-08-04 Method of avoiding the formation of zinc stains on laundry boiled in zinc-lined vessels

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB4705/37A Expired GB492589A (en) 1936-02-17 1937-02-17 Method of avoiding the formation of zinc stains on laundry boiled in zinc-lined vessels

Country Status (3)

Country Link
BE (1) BE419996A (en)
FR (1) FR817828A (en)
GB (2) GB492589A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2660589A (en) * 1950-10-07 1953-11-24 Lever Brothers Ltd Elimination of objectionable odors from soap
DE1546239A1 (en) * 1966-12-31 1969-11-27 Basf Ag Method of bleaching

Also Published As

Publication number Publication date
FR817828A (en) 1937-09-11
GB492589A (en) 1938-09-19
BE419996A (en)

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