GB788976A - Sodium carboxymethylcellulose compositions - Google Patents

Sodium carboxymethylcellulose compositions

Info

Publication number
GB788976A
GB788976A GB5321/56A GB532156A GB788976A GB 788976 A GB788976 A GB 788976A GB 5321/56 A GB5321/56 A GB 5321/56A GB 532156 A GB532156 A GB 532156A GB 788976 A GB788976 A GB 788976A
Authority
GB
United Kingdom
Prior art keywords
per cent
sodium
product
drying
spray
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
GB5321/56A
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.)
Olin Corp
Original Assignee
Olin Corp
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 Olin Corp filed Critical Olin Corp
Publication of GB788976A publication Critical patent/GB788976A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00Preparation of cellulose ethers
    • C08B11/20Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • 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
    • C11D11/02Preparation in the form of powder by spray drying
    • 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
    • C11D3/16Organic compounds
    • C11D3/20Organic compounds containing oxygen
    • C11D3/22Carbohydrates or derivatives thereof
    • C11D3/222Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
    • C11D3/225Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin etherified, e.g. CMC
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06LDRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/20Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen
    • D06L4/22Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents
    • D06L4/23Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents using hypohalogenites

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Emergency Medicine (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Inorganic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Detergent Compositions (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

A laundering composition contains 40-65 per cent of a calcium hypochlorite product containing at least 35 per cent of available chlorine, and 10-40 per cent of a product obtained by producing, by spray-drying, a composition containing 10-25 per cent of sodium carboxymethyl cellulose or sodium carboxymethylhydroxyethyl cellulose, 90-75 per cent of sodium sulphate and 0.5-4 per cent of water, and then reducing the water content, by vacuum-drying to 0.1-0.3 per cent. A desiccant such as quicklime, sodium monoxide, potassium carbonate or calcium chloride may be included in the laundering composition, as may also sodium silicate, sodium bicarbonate, soda ash, sodium tripolyphosphate, flake salt and a synthetic organic detergent. U.S.A. Specification 1,787,048 is referred to.ALSO:A spray-dried product is prepared containing 10-25 per cent of sodium carboxymethylcellulose or sodium carboxymethylhydroxyethyl cellulose, 75-90 per cent of sodium sulphate, and 0.5-4 per cent of water. If the water content is 0.5-2 per cent, the product may be used directly for addition to laundry baths. Alternatively, spray-drying may be followed by vacuum drying to reduce the water content to 0.1-0.3 per cent and yield a product which may be mixed with calcium hypochlorite for laundering purposes (see Group IV (c)). U.S.A. Specification 1,787,048 is referred to.
GB5321/56A 1955-02-21 1956-02-21 Sodium carboxymethylcellulose compositions Expired GB788976A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US439729A US2820767A (en) 1955-02-21 1955-02-21 Hypochlorite bleaching composition and method of making

Publications (1)

Publication Number Publication Date
GB788976A true GB788976A (en) 1958-01-08

Family

ID=23745887

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5321/56A Expired GB788976A (en) 1955-02-21 1956-02-21 Sodium carboxymethylcellulose compositions

Country Status (3)

Country Link
US (1) US2820767A (en)
FR (1) FR1148028A (en)
GB (1) GB788976A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE556545A (en) * 1956-04-11
US2963440A (en) * 1956-10-04 1960-12-06 Olin Mathieson Production of calcium hypochlorite product and method of manufacture

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2634238A (en) * 1953-04-07 Calcium hypochlorite detergent
US1945913A (en) * 1929-07-16 1934-02-06 Ig Farbenindustrie Ag Process for producing stable bleaching powder
US1916770A (en) * 1929-09-17 1933-07-04 Pen Chlor Inc Method of improving the handling and storing qualities of compounds of calcium
US1961576A (en) * 1932-08-17 1934-06-05 Mathieson Alkali Works Inc Stable calcium hypochlorite composition
NL54324C (en) * 1939-09-26
FR962165A (en) * 1942-11-04 1950-06-02
US2568334A (en) * 1946-06-15 1951-09-18 Wyandotte Chemicals Corp Method of making a synthetic detergent composition
US2477383A (en) * 1946-12-26 1949-07-26 California Research Corp Sulfonated detergent and its method of preparation
US2753241A (en) * 1953-12-23 1956-07-03 Olin Mathieson Process of laundering using hth and composition therefor

Also Published As

Publication number Publication date
FR1148028A (en) 1957-12-03
US2820767A (en) 1958-01-21

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