GB647133A - Manufacture of emulsions of the water-in-oil type and emulsifying agents and intermediate products therefor - Google Patents

Manufacture of emulsions of the water-in-oil type and emulsifying agents and intermediate products therefor

Info

Publication number
GB647133A
GB647133A GB5610/47A GB561047A GB647133A GB 647133 A GB647133 A GB 647133A GB 5610/47 A GB5610/47 A GB 5610/47A GB 561047 A GB561047 A GB 561047A GB 647133 A GB647133 A GB 647133A
Authority
GB
United Kingdom
Prior art keywords
oil
product
water
glycerol
mixture
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
GB5610/47A
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.)
Individual
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
Application filed by Individual filed Critical Individual
Publication of GB647133A publication Critical patent/GB647133A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K23/00Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
    • C09K23/34Higher-molecular-weight carboxylic acid esters
    • C09K23/36Esters of polycarboxylic acids
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K23/00Use of substances as emulsifying, wetting, dispersing, or foam-producing agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Colloid Chemistry (AREA)

Abstract

An emulsifying agent containing the residues of a polyhydric alcohol, a higher fatty acid and a polybasic carboxylic acid is prepared by heating a mixture of suitable components to give a product soluble in oil but insoluble in water, which can produce by the "steam emulsion test" an emulsion of 20 c.cs. of water in 20 c.cs. of a solution of 0.25 per cent strength of the product in neutral freshly refined ground nut oil from which emulsion not more than 5 c.cs. of oil separate at 93-95 DEG C. in 20 minutes. Starting materials are preferably partial or complete esters of a polyhydric alcohol and a higher fatty acid or a mixture of such substances. Polybasic organic acids include aliphatic carboxylic acids or their anhydrides, but they should not contain too many OH groups in their molecule unless such groups are suitably blocked. Specific acids are maleic, fumaric and sebacic, especially for manufacturing edible oil and fat emulsions. Polyhydric alcohols mentioned are glycol and glycerol, but a triglyceride is the preferred starting material. Free acid present in the product is lessened by neutralization with ethanolamine. An addition of glycerol after heating of the components has begun improves the product. The starting materials are first heated at 200 DEG C. for 2 hours, then increased slowly to 240 DEG C. The polyhydric alcohol is slowly added but with the mixture at a temperature of 150-180 DEG C. In examples: (1) the monoglyceride of ground nut oil and sebacic acid, and (2) ground nut oil and maleic anhydride and glycerol, are heated together.
GB5610/47A 1946-03-08 1947-02-26 Manufacture of emulsions of the water-in-oil type and emulsifying agents and intermediate products therefor Expired GB647133A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL647133X 1946-03-08

Publications (1)

Publication Number Publication Date
GB647133A true GB647133A (en) 1950-12-06

Family

ID=19791954

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5610/47A Expired GB647133A (en) 1946-03-08 1947-02-26 Manufacture of emulsions of the water-in-oil type and emulsifying agents and intermediate products therefor

Country Status (1)

Country Link
GB (1) GB647133A (en)

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