CA2219601A1 - Method for producing conjugated linoleic acid - Google Patents

Method for producing conjugated linoleic acid

Info

Publication number
CA2219601A1
CA2219601A1 CA002219601A CA2219601A CA2219601A1 CA 2219601 A1 CA2219601 A1 CA 2219601A1 CA 002219601 A CA002219601 A CA 002219601A CA 2219601 A CA2219601 A CA 2219601A CA 2219601 A1 CA2219601 A1 CA 2219601A1
Authority
CA
Canada
Prior art keywords
linoleic acid
conjugated linoleic
producing conjugated
alkali
producing
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.)
Granted
Application number
CA002219601A
Other languages
French (fr)
Other versions
CA2219601C (en
Inventor
Toshio Iwata
Takeshi Kamegai
Yoshie Sato
Kazumasa Watanabe
Masaaki Kasai
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.)
Nisshin Oillio Group Ltd
Original Assignee
Rinoru Oil Mills Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=17725721&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2219601(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rinoru Oil Mills Co Ltd filed Critical Rinoru Oil Mills Co Ltd
Publication of CA2219601A1 publication Critical patent/CA2219601A1/en
Application granted granted Critical
Publication of CA2219601C publication Critical patent/CA2219601C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11C—FATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM
    • C11C3/00—Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom
    • C11C3/14—Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom by isomerisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/353—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by isomerisation; by change of size of the carbon skeleton

Abstract

There is provided a method for producing conjugated linoleic acid, comprising subjecting a fat or oil containing linoleic acid to alkali isomerization reaction in an alkali-propylene glycol solution.
CA002219601A 1996-10-30 1997-10-29 Method for producing conjugated linoleic acid Expired - Lifetime CA2219601C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8288094A JP3017108B2 (en) 1996-10-30 1996-10-30 Method for producing conjugated linoleic acid
JP288094/1996 1996-10-30

Publications (2)

Publication Number Publication Date
CA2219601A1 true CA2219601A1 (en) 1998-04-30
CA2219601C CA2219601C (en) 2002-03-19

Family

ID=17725721

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002219601A Expired - Lifetime CA2219601C (en) 1996-10-30 1997-10-29 Method for producing conjugated linoleic acid

Country Status (11)

Country Link
US (1) US5986116A (en)
EP (1) EP0839897B1 (en)
JP (1) JP3017108B2 (en)
KR (1) KR100289205B1 (en)
AU (1) AU722105B2 (en)
CA (1) CA2219601C (en)
DE (1) DE69704014T2 (en)
ID (1) ID19188A (en)
MY (1) MY116996A (en)
NO (1) NO312201B1 (en)
TW (1) TW393463B (en)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69609196T3 (en) 1995-11-14 2006-01-26 Loders Croklaan B.V. Process for the preparation of high isomers of conjugated linoleic acid
CA2246085C (en) * 1997-09-12 2004-04-27 Krish Bhaggan Production of materials rich in conjugated isomers of long chain polyunsaturated fatty acid residues
CA2289648C (en) * 1998-03-17 2004-06-01 Conlinco, Inc. Conjugated linoleic acid compositions
US6015833A (en) 1998-03-17 2000-01-18 Conlinco., Inc. Conjugated linoleic acid compositions
US7078051B1 (en) 1998-08-11 2006-07-18 Natural Asa Conjugated linoleic acid alkyl esters in feedstuffs and food
US7776353B1 (en) 1998-03-17 2010-08-17 Aker Biomarine Asa Conjugated linoleic acid compositions
JP2003073269A (en) * 1998-03-17 2003-03-12 Conlinco Inc Conjugated linoleic acid composition
US6696584B2 (en) 1998-05-04 2004-02-24 Natural Asa Isomer enriched conjugated linoleic acid compositions
US7101914B2 (en) * 1998-05-04 2006-09-05 Natural Asa Isomer enriched conjugated linoleic acid compositions
US6214372B1 (en) 1998-05-04 2001-04-10 Con Lin Co., Inc. Method of using isomer enriched conjugated linoleic acid compositions
DK0954975T3 (en) 1998-05-04 2006-04-18 Natural Asa Isomer-enriched compositions with conjugated linoleic acid
US6060514A (en) 1998-05-04 2000-05-09 Conlin Co., Inc. Isomer enriched conjugated linoleic acid compositions
ITMI991894A1 (en) * 1999-09-09 2001-03-09 Carlo Ghisalberti CONJUGATED LINOLEIC ACID AND TRIGLYCERIDE NEW METHODS OF SYNTHESIS AND USE
US7947737B1 (en) 1999-09-30 2011-05-24 Aker Biomarine Asa Method of treating hypertension and reducing serum lipase activity
CA2393391C (en) * 2000-01-12 2009-10-27 Martin J. T. Reaney Method for commercial preparation of preferred isomeric forms of ester free conjugated fatty acids with solvent systems containing polyether alcohol solvents
EP1268722A2 (en) 2000-04-06 2003-01-02 ConLinCo, Inc. Conjugated linoleic acid compositions
US20030149288A1 (en) * 2000-04-18 2003-08-07 Natural Asa Conjugated linoleic acid powder
JP5258134B2 (en) 2000-04-18 2013-08-07 エイカー バイオマリン アーエスアー Conjugated linoleic acid powder
US6380409B1 (en) * 2000-04-24 2002-04-30 Conlin Co., Inc. Methods for preparing CLA isomers
US6927239B1 (en) * 2000-08-02 2005-08-09 Pharmanutrients Methods and compositions for the attenuation and/or prevention of stress/catabolic responses
AU2001294602A1 (en) 2000-09-21 2002-04-02 Nutrition 21, Inc. Chromium containing compositions for the treatment of diabetes, the reduction of body fat, improvement of insulin sensitivity and reduction of hyperglycemia and hypercholesteremia
DE10102050A1 (en) 2001-01-17 2002-07-18 Basf Ag Food, nutritional supplement, feed or medicament preparations containing conjugated cis/trans-octatrienoic acid, useful e.g. for reducing food intake, improving food utilization or treating cancer or diabetes
US6479683B1 (en) 2001-03-06 2002-11-12 Ag Processing Inc Process for conjugating fatty acid esters
US6881854B2 (en) 2001-03-29 2005-04-19 Basf Aktiengesellschaft Conjugated unsaturated glyceride mixtures and a method for producing the same
US6838971B2 (en) * 2001-05-21 2005-01-04 Matsushita Electric Industrial Co., Ltd. Thermal fuse
US6677470B2 (en) 2001-11-20 2004-01-13 Natural Asa Functional acylglycerides
US6409649B1 (en) * 2001-11-27 2002-06-25 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Agriculture & Agri-Food Canada Method for commercial preparation of conjugated linoleic acid using recycled alkali transesterification catalyst
US6414171B1 (en) * 2001-11-27 2002-07-02 Her Majesty In Right Of Canada, As Represented By The Minister Of Agriculture & Agri-Food Canada Method for commercial preparation of conjugated linoleic acid from by-products of vegetable oil refining
US6743931B2 (en) 2002-09-24 2004-06-01 Natural Asa Conjugated linoleic acid compositions
US7193096B2 (en) 2003-07-01 2007-03-20 Loders Croklaan Usa Llc Process for producing a conjugated di- or poly-unsaturated fatty acid of 12 to 24 carbon atoms or salt or ester thereof
CA2436650A1 (en) * 2003-08-06 2005-02-06 Naturia Inc. Conjugated linolenic acid (clnatm) compositions: synthesis, purification and uses
US20050069593A1 (en) * 2003-09-29 2005-03-31 Life Time Fitness, Inc. Nutritional supplement containing 7-Keto-DHEA and conjugated linoleic acid
DE10349455A1 (en) * 2003-10-23 2005-05-25 Bioghurt Biogarde Gmbh & Co. Kg Process for the preparation of conjugated, polyunsaturated fatty acid esters
US7666447B2 (en) * 2004-10-08 2010-02-23 Pharmanutrients Compositions including Krill extracts and conjugated linoleic acid and methods of using same
US20070049763A1 (en) * 2005-08-23 2007-03-01 Reaney Martin J Methods for preparation and use of strong base catalysts
CN100369881C (en) * 2006-01-13 2008-02-20 国家海洋局第一海洋研究所 High-content 9,11 conjugated linoleic acid composition and preparation method thereof
EP2498617B1 (en) * 2009-11-10 2014-06-18 Cognis IP Management GmbH A composition comprising a lipid suitable for human consumption
CN102229527B (en) 2009-12-14 2016-05-04 脂质营养品有限公司 Process
CN104725216A (en) * 2015-02-12 2015-06-24 湖北华龙生物制药有限公司 Method for purifying and separating high-purity alpha-linolenic acid and linoleic acid from Chinese tallow kernel oil

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984444A (en) * 1971-11-10 1976-10-05 Hoechst Aktiengesellschaft Isomerization process of a higher fatty acid ester having isolated double bonds
US4164505A (en) * 1977-07-08 1979-08-14 Sylvachem Corporation Flow process for conjugating unconjugated unsaturation of fatty acids
JPS5495502A (en) * 1978-01-10 1979-07-28 Japan Synthetic Rubber Co Ltd Preparation of 3-methyl-2-buten-1-ol
US5208356A (en) * 1989-02-17 1993-05-04 Wisconsin Alumni Research Foundation Octadecadienoic phospholipic esters, antioxidant and mold inhibiting compositions
US5208358A (en) * 1992-07-13 1993-05-04 Dow Corning Corporation Process for preparation of silyl ketene acetals
DE69615513T2 (en) * 1995-11-14 2002-05-08 Unilever Nv Edible spread
DE19546028C2 (en) * 1995-12-09 2000-04-27 Fresenius Ag Balancing disposable for balancing liquids for a medical treatment device and a medical treatment device with a system insert for receiving such a balancing disposable

Also Published As

Publication number Publication date
DE69704014D1 (en) 2001-03-08
AU4278497A (en) 1998-05-07
DE69704014T2 (en) 2001-06-21
NO312201B1 (en) 2002-04-08
EP0839897B1 (en) 2001-01-31
ID19188A (en) 1998-06-28
EP0839897A1 (en) 1998-05-06
JPH10130199A (en) 1998-05-19
NO974882L (en) 1998-05-04
TW393463B (en) 2000-06-11
KR100289205B1 (en) 2001-05-02
KR19980033256A (en) 1998-07-25
CA2219601C (en) 2002-03-19
JP3017108B2 (en) 2000-03-06
MY116996A (en) 2004-04-30
US5986116A (en) 1999-11-16
NO974882D0 (en) 1997-10-23
AU722105B2 (en) 2000-07-20

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Effective date: 20171030