GB496166A - Improvements in the manufacture of plastic dispersions of the water-in-oil type - Google Patents

Improvements in the manufacture of plastic dispersions of the water-in-oil type

Info

Publication number
GB496166A
GB496166A GB24438A GB24438A GB496166A GB 496166 A GB496166 A GB 496166A GB 24438 A GB24438 A GB 24438A GB 24438 A GB24438 A GB 24438A GB 496166 A GB496166 A GB 496166A
Authority
GB
United Kingdom
Prior art keywords
polymerizate
fatty acids
fats
esters
polymerized
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
GB24438A
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
Priority to GB24438A priority Critical patent/GB496166A/en
Publication of GB496166A publication Critical patent/GB496166A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23DEDIBLE OILS OR FATS, e.g. MARGARINES, SHORTENINGS, COOKING OILS
    • A23D7/00Edible oil or fat compositions containing an aqueous phase, e.g. margarines
    • A23D7/02Edible oil or fat compositions containing an aqueous phase, e.g. margarines characterised by the production or working-up

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Edible Oils And Fats (AREA)

Abstract

In the manufacture of dry plastic dispersions of the water-in-oil type according to the parent Specification, for use as foodstuffs or in their manufacture, e.g. margarine, cake batters, shortenings &c., by dispersing water or aqueous liquids in melted fats or oil-fat mixtures melting above 10 DEG C., cooling the product and plastifying it if necessary by rolling and/or kneading, the emulsifying-agents consist of condensates or polymerizates of polyhydric alcohols esterified with higher fatty acids containing at least 8 carbon atoms, said esters containing at least one unsubstituted hydroxyl group of the alcohol condensate or polymerizate, and at least one polymerized and/or oxidized fatty acid radicle. A suitable emulsifying-agent may be prepared by heating water-free glycerol to 260 DEG C. in an atmosphere of carbon dioxide or other inert gas in the presence of a catalyst, e.g. sodium acetate for about 72 hours. 1 part of the yellow polymerizate is added to 3 parts of soya oil and heated to 260 DEG C. in an inert atmosphere for about 1 hour in order to esterify the polymerizate. The product is cooled and centrifuged to remove free glycerol or polymerizate which may be present, and subsequently oxidized and/or polymerized in the manner described in Specifications 178,885, 187,298, and 187,299, [all in Class 81 (i)]. The glycerol polymerizate may be replaced by glycerol condensates such as diglycerol and triglycerol or by polymerizates or condensates of other polyhydric alcohols which contain at least two hydroxy groups. The soya oil may also be replaced by other drying or semi-drying oils and/or fats or mixtures with non-drying oils and/or fats, with fatty acids, or with the polymerized and/or oxidized oils or fats obtained according to the above Specifications or the fatty acids obtained therefrom. The dispersing agent obtained as above may be freed from esters which do not contain hydroxyl groups by treatment with solvents, e.g. ethyl alcohol in which such esters are insoluble. Other emulsifying-agents, e.g. the agents described in the parent Specification, mono- or di-glycerides of other fatty acids, esters of polyglycerols with saturated fatty acids or lecithin may be used in addition.ALSO:In the manufacture of dry plastic dispersions of the water-in-oil type according to the parent Specification, the emulsifying agents consist of condensates or polymerizates of polyhydric alcohols esterified with higher fatty acids containing at least 8 carbon atoms, said esters containing at least one unsubstituted hydroxyl group of the alcohol condensate or polymerizate, and at least one polymerized and/or oxidized fatty acid radicle. A suitable emulsifying agent may be prepared by heating water-free glycerol to 260 DEG C in an atmosphere of carbon dioxide or other inert gas in the presence of a catalyst, e.g. sodium acetate for about 72 hours. One part of the yellow polymerizate is added to 3 parts of soya oil and heated to 260 DEG C. in an inert atmosphere for about 1 hour in order to esterify the polymerizate. The product is cooled and centrifuged to remove free glycerol or polymerizate which may be present, and subsequently oxidized and/or polymerized in the manner described in Specifications 178,885, 187,298, and 187,299, [all in Class 81 (i)]. The glycerol polymerizate may be replaced by glycerol condensates such as diglycerol and triglycerol or by polymerizates or condensates of other polyhydric alcohols which contain at least two hydroxy groups. The soya oil may also be replaced by other drying or semi-drying oils and/or fats or mixtures with non-drying oils and/or fats, or with fatty acids, or with the polymerized and/or oxidized oils or fats obtained according to the above Specifications or the fatty acids obtained therefrom. The dispersing-agent obtained as above may be freed from esters which do not contain hydroxyl groups by treatment with solvents, e.g. ethyl alcohol in which such esters are insoluble.ALSO:In the manufacture of dry plastic dispersions of the water-in-oil type according to the parent Specification for use as foodstuffs or in their manufacture, e.g. margarine, cake batters, shortenings, &c., by dispersing water or aqueous liquids in melted fats or oil-fat mixtures melting above 10 DEG C., cooling the product and plastifying it if necessary by rolling and/or kneading, the emulsifying agents consist of condensates or polymerizates of polyhydric alcohols esterified with higher fatty acids containing at least 8 carbon atoms, said esters containing at least one unsubstituted hydroxyl group of the alcohol condensate or polymerizate, and at least one polymerized and/or oxidized fatty acid radicle. A suitable emulsifying-agent may be prepared by heating water-free glycerol to 260 DEG C. in an atmosphere of carbon dioxide or other inert gas in the presence of a catalyst, e.g. sodium acetate for about 72 hours. One part of the yellow polymerizate is added to 3 parts of soya oil and heated to 260 DEG C. in an inert atmosphere for about 1 hour in order to esterify the polymerizate. The product is cooled and centrifuged to remove free glycerol or polymerizate which may be present, and subsequently oxidized and/or polymerized in the manner described in Specifications 178,885, 187,298, [both in Class 84], and 187,299, [Class 81 (i)]. The glycerol polymerizate may be replaced by glycerol condensates such as diglycerol and triglycerol or by polymerizates or condensates of other polyhydric alcohols which contain at least two hydroxy groups. The soya oil may also be replaced by other drying or semi-drying oils and/or fats or mixtures with non-drying oils and/or fats, or with fatty acids, or with the polymerized and/or oxidized oils or fats obtained according to the above Specifications or the fatty acids obtained therefrom. The dispersing agent obtained as above may be freed from esters which do not contain hydroxyl groups by treatment with solvents, e.g. ethyl alcohol in which such esters are insoluble. Other emulsifying-agents, e.g. the agents described in the parent Specification, mono- or di-glycerides of other fatty acids, esters of polyglycerols with saturated fatty acids or lecithin may be used in addition.
GB24438A 1938-01-04 1938-01-04 Improvements in the manufacture of plastic dispersions of the water-in-oil type Expired GB496166A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB24438A GB496166A (en) 1938-01-04 1938-01-04 Improvements in the manufacture of plastic dispersions of the water-in-oil type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB24438A GB496166A (en) 1938-01-04 1938-01-04 Improvements in the manufacture of plastic dispersions of the water-in-oil type

Publications (1)

Publication Number Publication Date
GB496166A true GB496166A (en) 1938-11-25

Family

ID=9700964

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24438A Expired GB496166A (en) 1938-01-04 1938-01-04 Improvements in the manufacture of plastic dispersions of the water-in-oil type

Country Status (1)

Country Link
GB (1) GB496166A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2606199A (en) * 1947-12-20 1952-08-05 American Cyanamid Co Nonionic surface active agent

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2606199A (en) * 1947-12-20 1952-08-05 American Cyanamid Co Nonionic surface active agent

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