CN106822081A - A kind of phosphatide type punicic acid fat or oil composition and its preparation method and application - Google Patents

A kind of phosphatide type punicic acid fat or oil composition and its preparation method and application Download PDF

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CN106822081A
CN106822081A CN201611251171.7A CN201611251171A CN106822081A CN 106822081 A CN106822081 A CN 106822081A CN 201611251171 A CN201611251171 A CN 201611251171A CN 106822081 A CN106822081 A CN 106822081A
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acid
pomegranate
punicic
punicic acid
fat
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袁高峰
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Zhejiang Ocean University ZJOU
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Zhejiang Ocean University ZJOU
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/21Esters, e.g. nitroglycerine, selenocyanates
    • A61K31/215Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids
    • A61K31/22Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acyclic acids, e.g. pravastatin
    • A61K31/23Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acyclic acids, e.g. pravastatin of acids having a carboxyl group bound to a chain of seven or more carbon atoms
    • A61K31/232Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acyclic acids, e.g. pravastatin of acids having a carboxyl group bound to a chain of seven or more carbon atoms having three or more double bonds, e.g. etretinate
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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  • Edible Oils And Fats (AREA)

Abstract

The present invention provides a kind of phosphatide type punicic acid fat or oil composition and its preparation method and application, is made up of following component by mass percentage:55 ~ 85% diglyceride, 10 ~ 45% triglycerides, 0.2 ~ 8% monoglyceride and 0.03 ~ 9% residue, the mass ratio of punicic acid and aliphatic acid is 0.3 ~ 0.7 in the whole glyceride be made up of above-mentioned monoglyceride, diglyceride and triglycerides:1, residue is free fatty and glycerine.Further relate to the use of the preparation method and composition of this composition in functional food and medicine.The phosphatide type pomegranate acid composition prepared in the present invention had both had the effect of weight reducing of diglyceride, also there is the effects such as anti-inflammatory, fat-reducing of punicic acid simultaneously, so that this composition eats in the functional food and medicine of control body weight, improvement blood fat and enhance immunity, in a word, the preparation process is simple of this composition, low cost, has broad application prospects.

Description

A kind of phosphatide type punicic acid fat or oil composition and its preparation method and application
Technical field
The present invention relates to applied chemistry technical field, more particularly to a kind of phosphatide type punicic acid fat or oil composition and its preparation Methods and applications.
Background technology
Diglyceride(Diacylglycerol)It is a quasi-glycerol three-ester(Triacylglycerol)In an aliphatic acid quilt The structured lipid of hydroxyl substitution, is the endogenous centre of micro constitutent and the body fat metabolism of natural plant grease, and it has two Plant natural isomer, i.e. 1,2- diglycerides and 1,3-DAG
At present, found through multinomial safety evaluation, diglyceride is nontoxic to human body, regarded as by U.S. FDA " general public Recognize safety " material, it is new resource food that No. 18 bulletin of ministry of Health of China in 2009 ratifies 7 kinds of articles such as triglyceride oil.To the greatest extent Pipe diglyceride and triglycerides can be worth and absorptivity on it is essentially identical, but there is larger difference in their metabolism in vivo Different, short-term and long-term animal and human trial shows, compared with the triglycerides constituted containing same or similar aliphatic acid, 1, 3- diglycerides have control and treat the effect of blood triglyceride disease high, obesity and its complication.Therefore, it is sweet rich in 1,3- The edible oil of oily diester can not only substitute for health care oil of the triglyceride edible oil as healthy population, it is also possible to for obesity Crowd and the nutrition treatment of related complication crowd.
At present, the preparation method of diglyceride mainly has following several:(1)Triglycerides alcoholysis method:I.e. in lipase Under catalysis, triglycerides reacts with lower alcohol, generates diglyceride and low-carbon-ester, but the lipase that the method is used Novozyme 435 and Lipozyme IM can only specific cleavage or the synthesis ester bond of sn-1 or sn-3, therefore can only obtain To 1,2- diglycerides.(2)Partial hydrolysis, esterification process:I.e. first partial hydrolysis triglycerides obtains aliphatic acid, adds glycerine, Under the sn-1 and sn-3 catalysis of selected fat enzyme, there is esterification generation in the aliphatic acid that glycerine is obtained with partial hydrolysis 1,3-DAG, current most diglyceride includes that the EnovaTM Oil of KAO. Corp. SA's production are former based on this Reason exploitation, the maximum shortcoming of the method is that technological process is complicated, it is necessary to multistep separation, the utilization rate of raw material is low in addition, in addition Lipase is needed to use, and lipase price is higher, there is high cost etc. for industrial scale production diglyceride Problem.(3)Glycerine solution:Will triglyceride oil and glycerine and a kind of alkali metal salt containing monocarboxylic acid or dicarboxylic acids Or alkali salt or its mixture(Make catalyst)Mixing, by the glycerolysis of triglycerides, is obtained business, food-grade 1,3-DAG oil, but conventional glycerol rhizolomy needs the reaction at a high temperature of 220 ~ 260 DEG C so that triglycerides, diglyceride Oxidation with aliphatic acid particularly unrighted acid is increased.At present, prepare triglyceride oil be mainly by soybean oil, The triglyceride type oil and fat preparation such as rapeseed oil, peanut oil and corn oil, it is nearest for raw material prepares diglyceride with fish oil etc. Also there are a small amount of report, such as Feltes(2010)Prepared by triglycerides alcoholysis method with lipase Novozyme 435 and be rich in The diglyceride of n-3 PUFA;Eoma etc.(2010)Synthesized by hydrolysis, esterification process with lipase RMIM and Novozyme 435 Diglyceride rich in n-3 PUFA.
Conjugated fatty acid is the common name to polyunsaturated fatty acid position and stereoisomer with conjugate double bond system, If a methyl between two double bonds, we can be referred to as the double bond that methyl separates, and if multiple methyl, we are referred to as It is the double bond that many methyl separate, if two double bond conjugateds are together, we term it conjugated fatty acid.Conjugated fatty acid Can be the form of diene, triolefin or tetraene, most common conjugated fatty acid is octadecadienoic acid and octatecatrienoic acid, It is exactly CLA(conjugated linoleic acid, CLA)And conjugate linolenic acid(conjugated linolenic acid, CLNA).Conjugate linolenic acid has various isomers because position of double bond is different with configuration, punicic acid (Punicic acid, PA) also known as trichosanic acid, because it is respectively from found in pomegranate seed and Seeds of Trichosanthes kirilowii, but were accredited as later Same material, is now collectively referred to as punicic acid, and punicic acid is 9,11,13 double bonds conjugation, and 9 and 13 double bonds are configured as suitable Formula, 11 double bonds are configured as trans conjugate linolenic acid(9c, 11t, 13c CLNA).Punicic acid and 9c, 11t CLA(9,11 Double bond is conjugated, and 9 double bonds are configured as cis, and 11 double bonds are configured as a kind of trans, the most important isomers of CLA)'s Similarity is that their fatty acid chain the 9th and the 11st is all undersaturated double bond, and spatial configuration is identical.Punicic acid 9c, 11t CLA can be converted in animal and human body, therefore can be as 9c, 11t CLA important natural diets source (Tsuzuki etc., 2006).
Conjugated fatty acid has the special physiological functions different from conventional polyunsaturated fatty acid.It is reported that CLA has Many favourable physiological functions, such as improve humans and animals blood fat, antiatherosclerosis, anti-obesity, anticancer, antihypertensive work With(Rainer etc., 2004).CLA is in the whole world, particularly American-European countries as the functional food such as fat-reducing, reducing blood lipid and guarantor Strong product are used widely.CLA is primarily present in milk lipid, cheese and ruminant meat.However, CLA contains in these foods Amount only has about 1% (Sehat etc., 1998), and this makes the CLA that it can not possibly exist with natural resources to make the promotion health containing CLA Food or medicine.The CLA of commercial is this isomerization product by obtained from the oily isomerization rich in oleic acid Generally comprise equimolar 9c, 11t-CLA and 10t, 12c-CLA (Pariza etc., 2001) and other isomers.Consumption There is the consideration of the aspects such as safety to the CLA of preparation of industrialization in person, CLA industrialized production Costco Wholesales are higher, and industrialization system Standby CLA has various isomeric forms, and is not that every kind of isomers all has the function beneficial to human body.
The crucial difference of punicic acid and 9c, 11t-CLA is the 3rd undersaturated double bond, punicic acid of punicic acid The 13rd in fatty acid chain has a cis double bond.So, punicic acid has the feature of " polyunsaturated fatty acid " again.It is many Unrighted acid has important nutritive value, has beneficial effect to triglycerides in humans and animals body and cholesterol, The danger of cardiovascular and cerebrovascular disease can be reduced, promotes growth and development.At present, polyunsaturated fatty acid is widely used in and is added to baby Promote the development grown with intelligence of baby in food.
Prior art such as Authorization Notice No. CN100441559C Chinese inventions granted patent document punicic acid and its salt and A kind of preparation method of the ester disclosure of the invention preparation method of punicic acid and its salt and ester.With pomegranate seed, Seeds of Trichosanthes kirilowii as former Material, after cleaning, draining, less than 60 degrees Celsius of dryings, drying means includes natural air drying, low temperature drying, vacuum drying and freezes Dry;Dried seed is extracted, the squeezing of directly colding pressing of supercritical extract or seed is obtained by after crushing using organic solvent Pomegranate acid glycerol three ester crude extract crude oil, after degumming, depickling, decolouring, deodorization, dewaxing, refining is obtained pomegranate acid glycerol to crude oil Three esters;Pomegranate acid glycerol three ester obtains pomegranate hydrochlorate after saponification, further obtains punicic acid after acidifying.Punicic acid is after esterification Pomegranate acid esters is obtained, also pomegranate acid esters can be obtained by pomegranate acid glycerol three ester direct esterification.By pomegranate prepared by the inventive method Acid and its punicic acid high purity 30-80% contained by ester and salt, the invention with edible natural with plant as raw material, products obtained therefrom peace Quan Xinggao, there is a more wide application prospect, but effect of extracting and crude oil decolorizing effect in the method also has room for promotion.
The content of the invention
The present invention provides a kind of phosphatide type punicic acid fat or oil composition and preparation method thereof and answers for above-mentioned technical problem With raw material abstraction pomegranate acid glycerol three ester excellent effect in preparation process, the pomegranate acid content of preparation is high, phosphatide type punicic acid oil The high conversion rate of oil/fat composition and can be used in functional food and medicine.
It is of the invention to be for the scheme that above-mentioned technical problem is taken:A kind of phosphatide type punicic acid fat or oil composition, pomegranate Acid lipid composition is made up of following component by mass percentage:55 ~ 85% diglyceride, 10 ~ 45% triglycerides, 0.2 ~ 8% monoglyceride and 0.03 ~ 9% residue, the whole being made up of above-mentioned monoglyceride, diglyceride and triglycerides Punicic acid and the mass ratio of aliphatic acid are 0.3 ~ 0.7 in glyceride:1, residue is free fatty and glycerine.Stone of the invention Pomegranate acid lipid composition can strengthen the preventive effect built up to fat, can also improve blood fat, body immunity be improved, beneficial to human body Easily absorb, digest, green has no side effect, with certain healthcare function.
A kind of phosphatide type punicic acid fat or oil composition preparation method, comprises the following steps:The first step, the extraction of punicic acid:
1)Pretreatment:Pomegranate seed or Snakegourd Fruit seed are cleaned, is drained, dried;
2)Extract:Dry powder is obtained after dried pomegranate seed or Seeds of Trichosanthes kirilowii are crushed, dry powder is extracted through extractant, supercritical extract Or directly cold pressing and squeeze to obtain pomegranate acid glycerol three ester CE, by pomegranate acid glycerol three ester CE degumming, decolouring, de- Pomegranate acid glycerol three ester is refined to obtain after acid, deodorization, dewaxing;
3)The preparation of punicic acid:By step(2)In obtained pomegranate acid glycerol three ester by saponification, acidifying, esterification after pomegranate Acid and pomegranate acid esters;
4)Purifying:By step(3)The punicic acid and pomegranate acid esters of acquisition are dissolved in organic solvent, by two step freeze crystallizations point From obtain purity be 94 ~ 97% punicic acid;
Second step, mixture is mixed to form by the punicic acid of said extracted and glycerine, and lipozyme is added in the mixture RMIM carries out enzymic catalytic reaction and phosphatide type pomegranate acid composition crude product is obtained under vacuo, and reaction temperature is 30 ~ 60 DEG C, reaction 6 ~ 12h of time, mixture is 200 ~ 500 with the mass ratio of lipozyme RMIM:1;
3rd step, to phosphatide type pomegranate acid composition crude product obtained above by the acid of molecular distillation fractionation of fatty and glycerine one Ester, then through decolouring, deodorization and filtering, the phosphatide type punicic acid fat or oil composition needed for refining acquisition.
The method that the present invention prepares pomegranate acid lipid is simple, reasonable, and raw material is easy to get and economical, using two step freeze crystallizations The punicic acid of high-purity is obtained, pomegranate acid content, the phosphatide type pomegranate of preparation in the phosphatide type pomegranate acid composition for preparing is lifted Acid composition has excellent performance in terms of control body weight, improvement blood fat, enhance immunity, is also imitated with certain health care Really.
Preferably, extractant in step 2 be n-hexane, petroleum ether, ether, ethanol, methyl alcohol, chloroform, n-butanol, One or more mixtures in acetone, hexamethylene.The content for obtaining pomegranate acid glycerol three ester CE can be effectively increased, be carried Effect of extracting is risen, organic solvent also has excellent stability.
Preferably, pomegranate acid glycerol three ester CE is decolourized using decolorising agent in step 2, decolorising agent is by following Composition and weight portion are constituted:35 ~ 55 parts of dicyanodiamine, 8 ~ 35 parts of ammonium chloride, 0.001 ~ 0.002 part of menthone glycerol ketals, first 5 ~ 50 parts of aldehyde solution, 1 ~ 5 part of catalyst, 0.002 ~ 0.01 part of resveratrol, 0.5 ~ 1 part of chain extender, 40 ~ 60 parts of water, flocculation aid 20 ~ 50 parts, 2 ~ 5 parts of polyacrylamide.Decolorising agent reaction efficiency is high, good decolorizing effect, can lift the anti-of pomegranate acid glycerol three ester Oxidisability.Catalyst uses glycerine solution custom catalystses, through experiment, the conventional Sexual behavior mode of catalyst and the difference of decolorizing effect Property is little.And the effect of menthone glycerol ketals, resveratrol shows significant difference.Two-step crystallization method includes first step knot The crystallization of brilliant and second step, the crystallization temperature of first step crystallization is 4 DEG C, and crystallization time is 8 ~ 16h, and crystallization pressure is 101KPa; The crystallization temperature of second step crystallization is -20 ~ -70 DEG C, and crystallisation times are 3 ~ 5 times, and each crystallization time is 8 ~ 16h, crystallization pressure It is 101KPa.The punicic acid of high-purity is obtained, and saves the time.
Preferably, the punicic acid and glycerine mixed proportion in second step are punicic acid:Glycerine=2 ~ 9:1, glycerine is by sweet An oily ester, diglyceride, triglycerides composition, improve the pomegranate acid content in the punicic acid fat or oil composition for obtaining.
A kind of use of phosphatide type punicic acid fat or oil composition in functional food and medicine, functional food and medicine are at least Wherein one side in for control body weight, improvement blood fat or enhance immunity.
Compared with prior art, beneficial effects of the present invention are:Phosphatide type punicic acid fat or oil composition is in stone in the present invention Punicic acid is extracted in pomegranate seed or Snakegourd Fruit seed, material is easy to get, and it is economical, the phosphatide type punicic acid fat or oil composition of preparation is oily except having Structural stability outside also with punicic acid various nutritional ingredients and physiological advantages, therefore using this composition for activity into Point product for preparing more superiority with conventional products compared with, especially both has the effect of weight reducing of diglyceride, while also having There is the effects such as anti-inflammatory, fat-reducing of punicic acid, thus this composition is widely used in control body weight, improved blood fat and raising In the functional food and medicine of immunity, meanwhile, in the preparation process of this composition, preparation method is simple, rationally, punicic acid oil Oil/fat composition edible safety is high, and obtained punicic acid high purity 94 ~ 97%, phosphatide type grease combination prepared by the present invention The preparation process is simple of thing, low cost has broad application prospects.
Specific embodiment
It is described in further detail with reference to embodiments:
Embodiment 1:
A kind of phosphatide type punicic acid fat or oil composition, is made up of following component by mass percentage:55 ~ 85% diglyceride, 10 ~ 45% triglycerides, 0.2 ~ 8% monoglyceride and 0.03 ~ 9% residue, by above-mentioned monoglyceride, diglyceride and Punicic acid and the mass ratio of aliphatic acid are 0.3 ~ 0.7 in whole glyceride of triglycerides composition:1, residue is free-fat Acid and glycerine.Punicic acid fat or oil composition of the invention can strengthen the preventive effect built up to fat, can also improve blood fat, improve Body immunity, easily absorbs beneficial to human body, digests, and green has no side effect, with certain healthcare function.
A kind of phosphatide type punicic acid fat or oil composition preparation method, comprises the following steps:The first step, the extraction of punicic acid:
1)Pretreatment:Pomegranate seed or Snakegourd Fruit seed are cleaned, is drained, dried;
2)Extract:Dry powder is obtained after dried pomegranate seed or Seeds of Trichosanthes kirilowii are crushed, dry powder is extracted through extractant, supercritical extract Or directly cold pressing and squeeze to obtain pomegranate acid glycerol three ester CE, by pomegranate acid glycerol three ester CE degumming, decolouring, de- Pomegranate acid glycerol three ester is refined to obtain after acid, deodorization, dewaxing;
3)The preparation of punicic acid:By step(2)In obtained pomegranate acid glycerol three ester by saponification, acidifying, esterification after pomegranate Acid and pomegranate acid esters;
4)Purifying:By step(3)The punicic acid and pomegranate acid esters of acquisition are dissolved in organic solvent, by two step freeze crystallizations point From obtain purity be 94 ~ 97% punicic acid;
Second step, mixture is mixed to form by the punicic acid of said extracted and glycerine, and lipozyme is added in the mixture RMIM carries out enzymic catalytic reaction and phosphatide type pomegranate acid composition crude product is obtained under vacuo, and reaction temperature is 30 ~ 60 DEG C, reaction 6 ~ 12h of time, mixture is 200 ~ 500 with the mass ratio of lipozyme RMIM:1;
3rd step, to phosphatide type pomegranate acid composition crude product obtained above by the acid of molecular distillation fractionation of fatty and glycerine one Ester, then through decolouring, deodorization and filtering, the phosphatide type punicic acid fat or oil composition needed for refining acquisition.
The method that the present invention prepares pomegranate acid lipid is simple, reasonable, and raw material is easy to get and economical, using two step freeze crystallizations The punicic acid of high-purity is obtained, pomegranate acid content, the phosphatide type pomegranate of preparation in the phosphatide type pomegranate acid composition for preparing is lifted Acid composition has excellent performance in terms of control body weight, improvement blood fat, enhance immunity, is also imitated with certain health care Really.
Extractant in step 2 is n-hexane, petroleum ether, ether, ethanol, methyl alcohol, chloroform, n-butanol, acetone, hexamethylene One or more mixtures in alkane.The content for obtaining pomegranate acid glycerol three ester CE, lifting extraction effect can be effectively increased Really, organic solvent also has excellent stability.
Pomegranate acid glycerol three ester CE is decolourized using decolorising agent in step 2, and decolorising agent is by following component and weight Amount part composition:35 ~ 55 parts of dicyanodiamine, 8 ~ 35 parts of ammonium chloride, 0.001 ~ 0.002 part of menthone glycerol ketals, formalin 5 ~ 50 parts, 1 ~ 5 part of catalyst, 0.002 ~ 0.01 part of resveratrol, 0.5 ~ 1 part of chain extender, 40 ~ 60 parts of water, 20 ~ 50 parts of flocculation aid, 2 ~ 5 parts of polyacrylamide.Decolorising agent reaction efficiency is high, good decolorizing effect, can lift the inoxidizability of pomegranate acid glycerol three ester.
Two-step crystallization method includes first step crystallization and second step crystallization, and the crystallization temperature of first step crystallization is 4 DEG C, crystallization Time is 8 ~ 16h, and crystallization pressure is 101KPa;The crystallization temperature of second step crystallization is -20 ~ -70 DEG C, and crystallisation times are 3 ~ 5 Secondary, each crystallization time is 8 ~ 16h, and crystallization pressure is 101KPa.The punicic acid of high-purity is obtained, and saves the time.
Punicic acid and glycerine mixed proportion in second step are punicic acid:Glycerine=2 ~ 9:1, glycerine is by monoglyceride, sweet Oily diester, triglycerides composition, improve the pomegranate acid content in the punicic acid fat or oil composition for obtaining.
A kind of use of phosphatide type punicic acid fat or oil composition in functional food and medicine, functional food and medicine are at least Wherein one side in for control body weight, improvement blood fat or enhance immunity.
Embodiment 2:
A kind of phosphatide type punicic acid fat or oil composition, is made up of by preferred mass percentage following component:60% glycerine two Ester, 30% triglycerides, 6% monoglyceride and 1% residue, by above-mentioned monoglyceride, diglyceride and triglycerides group Into whole glyceride in the mass ratio of punicic acid and aliphatic acid be preferably 0.5:1, residue is free fatty and glycerine.This The punicic acid fat or oil composition of invention can strengthen the preventive effect built up to fat, can also improve blood fat, improve body immunity, Easily absorbed beneficial to human body, digested, green has no side effect, with certain healthcare function.
Monoglyceride, diglyceride and triglycerides composition whole glyceride in punicic acid and aliphatic acid mass ratio not It is only limitted to 0.3 ~ 0.7:1, also include:0.31:1、0.32:1、0.33:1、0.34:1……0.67:1、0.68:1、069:1、 0.7:1.
A kind of phosphatide type punicic acid fat or oil composition preparation method, comprises the following steps:The first step, the extraction of punicic acid:
1)Pretreatment:Pomegranate seed or Snakegourd Fruit seed are cleaned, is drained, dried;
2)Extract:Dry powder is obtained after dried pomegranate seed or Seeds of Trichosanthes kirilowii are crushed, dry powder is extracted through extractant, supercritical extract Or directly cold pressing and squeeze to obtain pomegranate acid glycerol three ester CE, by pomegranate acid glycerol three ester CE degumming, decolouring, de- Pomegranate acid glycerol three ester is refined to obtain after acid, deodorization, dewaxing;
3)The preparation of punicic acid:By step(2)In obtained pomegranate acid glycerol three ester by saponification, acidifying, esterification after pomegranate Acid and pomegranate acid esters;
4)Purifying:By step(3)The punicic acid and pomegranate acid esters of acquisition are dissolved in organic solvent, by two step freeze crystallizations point From the crystallization temperature of first step crystallization is 4 DEG C, and crystallization time is 8 ~ 16h, and crystallization pressure is 101KPa;The knot of second step crystallization Brilliant temperature is -20 ~ -70 DEG C, and crystallisation times are 3 ~ 5 times, and each crystallization time is 8 ~ 16h, and crystallization pressure is 101KPa, is obtained Purity is 94 ~ 97% punicic acid;
Second step, by the punicic acid of said extracted and glycerine with 2 ~ 9:1 ratio is mixed to form mixture, adds in the mixture Enter lipozyme RMIM carries out the prepared phosphatide type pomegranate acid composition crude product of enzymic catalytic reaction under vacuo, and reaction temperature is 30 ~ 60 DEG C, 6 ~ 12h of reaction time, mixture is preferably 300 with the mass ratio of lipozyme RMIM:1;
3rd step, to phosphatide type pomegranate acid composition crude product obtained above by the acid of molecular distillation fractionation of fatty and glycerine one Ester, then through decolouring, deodorization and filtering, the phosphatide type punicic acid fat or oil composition needed for refining acquisition.
In the prior art of the routine techniques dawn known to those skilled in the art in the first step to the 3rd step, do not make herein in detail Thin narration.
Pomegranate acid glycerol three ester CE is decolourized using decolorising agent in step 2, and decolorising agent is by following component and excellent The weight portion composition of choosing:40 parts of dicyanodiamine, 30 parts of ammonium chloride, 0.0018 part of menthone glycerol ketals, 30 parts of formalin, urge 4 parts of agent, 0.0029 part of resveratrol, 0.6 part of chain extender, 55 parts of water, 35 parts of flocculation aid, 4 parts of polyacrylamide.Decolorising agent is anti- Answering efficiency high, good decolorizing effect can lift the inoxidizability of pomegranate acid glycerol three ester.
Punicic acid in second step is to be not limited only to punicic acid with glycerine mixed proportion:Glycerine=2 ~ 9:1, also including pomegranate Acid:Glycerine=2.01:1、2.02:1、2.03:1、2.04:1……8.97:1、8.98:1、8.99:1、9:1.
Embodiment 3:
Pomegranate seed is collected, dry powder 1000g is crushed to obtain after 40 DEG C of oven for drying, with 5 times of petroleum ethers of volume at less than 60 DEG C The triglycerides crude extract of green is obtained after refluxing extraction 6h, oil yield is 28.2%.Triglycerides crude extract 50mL is taken to add Enter the potassium hydroxide-ethanol solution 200mL of the 2M 90% saponification 2h at nitrogen protection is lower 60 DEG C, added after adding 50mL water The extracting of 50mL petroleum ethers three times removes not saponification compounds, adds in 6M hydrochloric acid 100mL and is extracted with petroleum ether after acidifying and goes Upper strata obtains petroleum ether solution, then by obtaining punicic acid crude extract after rotary evaporation in vacuo.Punicic acid crude extract is dissolved in second In alcohol, the lower 4 DEG C of crystallizations 8h of normal pressure removes saturated fatty acid, and the ethanol solution for obtaining is further at ambient pressure in subzero 20 DEG C knots Brilliant 16h, repeats 3 punicic acids of the isolated high-purity of freezing and crystallizing.Stone obtained in above-mentioned technique is used in the present embodiment Pomegranate acid is through gas chromatographic analysis purity up to 97%.
By the punicic acid of said extracted and glycerine with 2:1 ratio is mixed to form mixture, adds in the mixture It is thick that lipozyme RMIM (Novozymes Company of Denmark) carry out the prepared phosphatide type pomegranate acid composition of enzymic catalytic reaction under vacuo Product, reaction temperature is 30 DEG C, reaction time 10h, and said mixture is 200 with the mass ratio of lipozyme RMIM:1.To upper Obtained phosphatide type pomegranate acid composition crude product is stated by the acid of molecular distillation fractionation of fatty and monoglyceride, then used decolouring, taken off Smelly and filtering method refines the phosphatide type punicic acid fat or oil composition needed for obtaining.
After testing, phosphatide type punicic acid fat or oil composition manufactured in the present embodiment is as mass fraction by following components structure Into:55% diglyceride, 28% triglycerides, 8% monoglyceride and 9% residue, by above-mentioned monoglyceride, sweet Punicic acid and the mass ratio of aliphatic acid are 0.3 in whole glyceride of oily diester and triglycerides composition:1, above-mentioned residue is Free fatty and glycerine.
Taking phosphatide type punicic acid fat or oil composition carries out zoopery to the control action of body weight, and research said composition is to body Whether the increase of weight and body fat is inhibited.
The male ICR mouse of 6 week old are provided by Zhejiang Province's Experimental Animal Center, and ICR mouse are divided at random after adapting to 7 days It is 2 groups, every group 10.Following 6 week, 2 groups of mouse in addition to feeding feed, respectively with phosphatide type pomegranate acid lipid group The consumption once oral gavage of compound and pomegranate acid triglyceride oil (its pomegranate acid content 78%) 50mg/kg body weight daily To each mouse, the body weight of each mouse is determined every two weeks, the average value of survey body weight is as shown in table 1.From table 1 as can be seen that and stone Pomegranate acid triglyceride oil group is compared, and phosphatide type punicic acid fat or oil composition can significantly inhibit Mouse Weight and gather way, control volume The growth of weight.
Influence to blood fat:Taking phosphatide type punicic acid fat or oil composition carries out zoopery, and research said composition is to blood fat Whether improvement result is had.
The male ICR mouse of 6 week old are provided by Zhejiang Province's Experimental Animal Center, and ICR mouse are divided at random after adapting to 7 days It is 2 groups, every group 10.Following 6 week, 2 groups of mouse in addition to feeding feed, respectively with phosphatide type pomegranate acid lipid group The consumption of 50mg/kg body weight is once orally filled daily for compound and pomegranate acid triglyceride oil (its pomegranate acid content is 78%) Stomach takes hematometry to each mouse, experiment and determines lipid of mice after terminating.The average value of surveyed blood fat is as shown in table 2.Can be with from table 2 Find out, compared with pomegranate acid triglyceride oil group, phosphatide type punicic acid fat or oil composition can significantly improve mouse high density lipoprotein level White cholesterol level (HDL-C), reduces LDL-C (LDL-C) content, improves the ratio of LDL-C and HDL-C Value, this shows that phosphatide type punicic acid fat or oil composition can significantly improve lipid of mice.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, the ordinary skill people of this area Member, without departing from the spirit and scope of the present invention, can also make a variety of changes and modification.Therefore, it is all equivalent Technical scheme fall within scope of the invention, scope of patent protection of the invention should be defined by the claims.

Claims (7)

1. a kind of phosphatide type punicic acid fat or oil composition, it is characterised in that:The punicic acid fat or oil composition is by weight percent Meter is made up of following component:55 ~ 85% diglyceride, 10 ~ 45% triglycerides, 0.2 ~ 8% monoglyceride and 0.03 ~ 9% Residue, punicic acid and aliphatic acid in the whole glyceride be made up of above-mentioned monoglyceride, diglyceride and triglycerides Mass ratio is 0.3 ~ 0.7:1, the residue is free fatty and glycerine.
2. a kind of phosphatide type punicic acid fat or oil composition preparation method, it is characterised in that:Comprise the following steps:The first step, pomegranate The extraction of acid:
1)Pretreatment:Pomegranate seed or Snakegourd Fruit seed are cleaned, is drained, dried;
2)Extract:Dry powder is obtained after dried pomegranate seed or Seeds of Trichosanthes kirilowii are crushed, dry powder is extracted through extractant, supercritical extract Or directly cold pressing and squeeze to obtain pomegranate acid glycerol three ester CE, by pomegranate acid glycerol three ester CE degumming, decolouring, de- Pomegranate acid glycerol three ester is refined to obtain after acid, deodorization, dewaxing;
3)The preparation of punicic acid:By the step(2)In obtained pomegranate acid glycerol three ester by saponification, acidifying, esterification after Punicic acid and pomegranate acid esters;
4)Purifying:By step(3)The punicic acid and pomegranate acid esters of acquisition are dissolved in organic solvent, by two step freeze crystallizations point From obtain purity be 94 ~ 97% punicic acid;
Second step, mixture is mixed to form by the punicic acid of said extracted and glycerine, and lipozyme is added in the mixture RMIM carries out enzymic catalytic reaction and phosphatide type pomegranate acid composition crude product is obtained under vacuo, and reaction temperature is 30 ~ 60 DEG C, reaction 6 ~ 12h of time, mixture is 200 ~ 500 with the mass ratio of lipozyme RMIM:1;
3rd step, to phosphatide type pomegranate acid composition crude product obtained above by the acid of molecular distillation fractionation of fatty and glycerine one Ester, then through decolouring, deodorization and filtering, the phosphatide type punicic acid fat or oil composition needed for refining acquisition.
3. a kind of phosphatide type punicic acid fat or oil composition preparation method according to claim 2, it is characterised in that:The step Extractant in rapid 2 is the one kind in n-hexane, petroleum ether, ether, ethanol, methyl alcohol, chloroform, n-butanol, acetone, hexamethylene Or several mixtures.
4. a kind of phosphatide type punicic acid fat or oil composition preparation method according to claim 2, it is characterised in that:The step Pomegranate acid glycerol three ester CE is decolourized using decolorising agent in rapid 2, and the decolorising agent is by following component and weight portion group Into:35 ~ 55 parts of dicyanodiamine, 8 ~ 35 parts of ammonium chloride, 0.001 ~ 0.002 part of menthone glycerol ketals, 5 ~ 50 parts of formalin, urge 1 ~ 5 part of agent, 0.002 ~ 0.01 part of resveratrol, 0.5 ~ 1 part of chain extender, 40 ~ 60 parts of water, 20 ~ 50 parts of flocculation aid, polyacrylamide 2 ~ 5 parts of amine.
5. a kind of phosphatide type punicic acid fat or oil composition preparation method according to claim 2, it is characterised in that:It is described Two-step crystallization method include the first step crystallization and second step crystallization, the first step crystallization crystallization temperature be 4 DEG C, crystallization time be 8 ~ 16h, crystallization pressure is 101KPa;The crystallization temperature of second step crystallization is -20 ~ -70 DEG C, and crystallisation times are 3 ~ 5 times, every time knot The brilliant time is 8 ~ 16h, and crystallization pressure is 101KPa.
6. a kind of phosphatide type punicic acid fat or oil composition preparation method according to claim 2, it is characterised in that:Described Punicic acid and glycerine mixed proportion in two steps are punicic acid:Glycerine=2 ~ 9:1, glycerine is by monoglyceride, diglyceride, glycerine Three esters are constituted.
7. use of a kind of phosphatide type punicic acid fat or oil composition in functional food and medicine, the functional food and medicine are extremely The wherein one side being used for less in control body weight, improvement blood fat or enhance immunity.
CN201611251171.7A 2016-12-30 2016-12-30 A kind of phosphatide type punicic acid fat or oil composition and its preparation method and application Pending CN106822081A (en)

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CN108477309A (en) * 2018-02-26 2018-09-04 浙江海洋大学 A kind of phosphatide type catalpic acid fat or oil composition and its preparation method and application
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108456699A (en) * 2018-02-26 2018-08-28 浙江海洋大学 A kind of phosphatide type calendic acid fat or oil composition and its preparation method and application
CN108477309A (en) * 2018-02-26 2018-09-04 浙江海洋大学 A kind of phosphatide type catalpic acid fat or oil composition and its preparation method and application
CN110141564A (en) * 2019-06-06 2019-08-20 广东省农业科学院蚕业与农产品加工研究所 A kind of glyceride mixture and its preparation method and application rich in polyunsaturated fatty acid
CN113498808A (en) * 2021-07-05 2021-10-15 广东粤膳特医营养科技有限公司 Coconut oil composition and preparation method and application thereof
CN113498808B (en) * 2021-07-05 2023-09-19 广东粤膳特医营养科技有限公司 Coconut oil composition and preparation method and application thereof

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