JP2003321502A - Method for modifying gum arabic - Google Patents
Method for modifying gum arabicInfo
- Publication number
- JP2003321502A JP2003321502A JP2002127176A JP2002127176A JP2003321502A JP 2003321502 A JP2003321502 A JP 2003321502A JP 2002127176 A JP2002127176 A JP 2002127176A JP 2002127176 A JP2002127176 A JP 2002127176A JP 2003321502 A JP2003321502 A JP 2003321502A
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- Prior art keywords
- gum arabic
- heating
- sealed
- water
- water content
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- Polysaccharides And Polysaccharide Derivatives (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明はアラビアガムの改質
方法に関する。より詳しくは、アラビアガムを水分３〜
３０％（重量％、以下同様）に調整する工程と、３０℃
以上で加温する工程を行うことにより、その糊液は安定
で、透明感があり、乳化力に優れた、また、それ自身の
着色や異臭も少ないアラビアガムを得ることができる。TECHNICAL FIELD The present invention relates to a method for modifying gum arabic. More specifically, gum arabic with a water content of 3 to
Step of adjusting to 30% (% by weight, the same applies below) and 30 ° C
By performing the heating step as described above, it is possible to obtain gum arabic which is stable in its paste solution, has a transparent feeling, is excellent in emulsifying power, and has less coloring and off-flavor.
【０００２】[0002]
【従来の技術】アラビアガムは、主として食品及び医薬
品分野等で乳化剤として広く使われている。しかしなが
ら、その乳化力は、そのままでは満足いくものではなか
った。BACKGROUND ART Gum arabic is widely used as an emulsifier mainly in the fields of food and medicine. However, the emulsifying power was not satisfactory as it was.
【０００３】そこで、特開平０２−４９００１号には、
アラビアガムから金属イオンを除いたアラビン酸を１０
０〜１６０℃にて加熱変性させて乳化力を高める方法、
また、特開２０００−１６６４８９号には、乾燥減量が
５０重量％以下のアラビアガムを６０〜１４０℃で３０
分以上加熱して得ることを特徴とする変性アラビアガム
が記載されている。Therefore, in Japanese Patent Laid-Open No. 02-49001,
10 arabic acid obtained by removing metal ions from gum arabic
A method of heating and denaturing at 0 to 160 ° C. to enhance emulsifying power,
Further, JP-A 2000-166489 discloses that gum arabic with a loss on drying of 50% by weight or less is 30 at 60 to 140 ° C.
A modified gum arabic characterized by being obtained by heating for more than a minute is described.
【０００４】しかしながら、これらの方法では、過酷な
加熱の為に、乳化力の向上が不十分であり、アラビアガ
ムの着色、不溶物の生成や異臭が発生する等の不都合な
ところがあった。However, in these methods, the emulsifying power is insufficiently improved due to severe heating, and there are disadvantages such as coloring of gum arabic, formation of insoluble matter, and generation of offensive odor.
【０００５】[0005]
【発明が解決しようとする課題】本発明は、アラビアガ
ムの乳化力を高めるにあたって、効率的な乳化力の向上
と、アラビアガムの着色や、不溶物の生成のない改質方
法を提供することを目的とする。DISCLOSURE OF THE INVENTION The present invention provides a method for efficiently improving the emulsifying power of gum arabic and providing a reforming method which does not cause coloring of gum arabic or formation of insoluble matter. With the goal.
【０００６】[0006]
【発明が解決するための手段】本発明者は、上記問題点
を解決すべく鋭意検討を行った結果、アラビアガムを水
分３〜３０％に調整する工程と、３０℃以上で加温する
工程とを行うことにより、アラビアガムが改質し、改質
したアラビアガムは、優れた乳化力を有することを見出
した。また、３０〜５９℃で加温することにより、その
糊液は安定で、透明感があり、乳化力に優れていた。上
記加温する工程は、密封した容器内で行うのが望まし
い。Means for Solving the Invention As a result of intensive studies to solve the above problems, the present inventor has found that a step of adjusting gum arabic to a water content of 3 to 30% and a step of heating at 30 ° C. or higher. It was found that the gum arabic was modified by carrying out and the modified gum arabic had an excellent emulsifying power. Further, by heating at 30 to 59 ° C., the paste solution was stable, had a transparent feeling, and was excellent in emulsifying power. The above heating step is preferably performed in a sealed container.
【０００７】[0007]
【発明の実施の形態】本発明は、アラビアガムを水分３
〜３０％に調整する工程と、３０℃以上で加温する工程
を行うことを特徴とするアラビアガムの改質方法であ
る。BEST MODE FOR CARRYING OUT THE INVENTION In the present invention, gum arabic has a moisture content of 3.
It is a method for modifying gum arabic, which comprises performing a step of adjusting to -30% and a step of heating at 30 ° C or higher.
【０００８】本発明に用いるアラビアガムは、マメ科植
物アカシア属のアカシア セネガル（Acacia senegal）
または同属植物の幹および枝から得られるゴム状の浸出
液の乾燥物である。このアラビアガムの乾燥物の塊状物
や粗砕物、顆粒状、粒状にしたものを用いることができ
る。本発明では、１ｍｍ以下の粒状や粉末状のものは、
容器に付着して糊状やフィルム状となり、アラビアガム
の改質が不十分となるか、着色等の変化が大きく好まし
くない。The gum arabic used in the present invention is Acacia senegal of the legume plant Acacia.
Alternatively, it is a dried product of a rubbery leachate obtained from trunks and branches of the same genus plant. A lump, a coarsely crushed product, a granular product, or a granulated product of this dried gum arabic can be used. In the present invention, granular or powdery particles of 1 mm or less are
It adheres to a container to form a paste or film, which results in insufficient modification of gum arabic or a large change in coloring or the like, which is not preferable.
【０００９】アラビアガムを水分３〜３０％に調整する
には、塊状のものを水に浸して水分を調整することもで
きるが、予めアラビアガムの水分含量を測定し、補う水
分を添加した後に、密封容器に入れて加温することによ
り、水分調整と、３０℃以上で加温することが同時に行
うことができる。In order to adjust the water content of gum arabic to 3 to 30%, it is possible to adjust the water content by immersing the lumps in water, but after measuring the water content of the gum arabic in advance and adding the water content to be supplemented, In addition, by putting in a sealed container and heating, it is possible to simultaneously adjust the water content and heat at 30 ° C. or higher.
【００１０】本発明の、アラビアガムの加温は、３０℃
以上であれば良く、特に３０〜５９℃で改質したアラビ
アガムは、その糊液は安定で、透明感があり、乳化力に
優れ、香味においても異臭を生じない。The gum arabic of the present invention is heated at 30 ° C.
As long as it is above, especially gum arabic modified at 30 to 59 ° C., the paste solution is stable, has a transparent feeling, is excellent in emulsifying power, and does not produce an offensive odor in flavor.
【００１１】加温する時間は、加温する温度によって異
なるが、低い温度で長時間加温するのが好ましく、４５
〜５０℃では、７日〜３０日間、５５〜５９℃では、３
日〜７日間が例示できる。Although the heating time varies depending on the heating temperature, it is preferable to heat at a low temperature for a long time.
~ 50 ° C, 7 to 30 days, 55 ~ 59 ° C, 3
Examples are from day to 7 days.
【００１２】上記加温は、密封容器内で行われるのが望
ましい。開放状態であるとアラビアガムの表面の水分含
量が落ちて、改質が十分に行われない。十分にアラビア
ガムを改質させるには密封状態にて加温することによっ
て、補った水分によりアラビアガムの表面を乾燥させな
いようにすることが望ましい。The above heating is preferably performed in a sealed container. In the open state, the moisture content on the surface of gum arabic drops and the modification is not sufficiently performed. In order to sufficiently modify the gum arabic, it is desirable to heat the gum arabic in a sealed state so that the surface of the gum arabic is not dried by the supplemented water.
【００１３】本発明で用いる密封容器とは、ステンレス
製、鉄製、ガラス製、樹脂製など温度により変形せず、
蒸気を通過させず外気と隔てることのできる容器であれ
ば何でも良い。The sealed container used in the present invention is made of stainless steel, iron, glass, resin, etc.
Any container may be used as long as it is a container that does not allow steam to pass therethrough and can be separated from the outside air.
【００１４】本発明の改質方法によって得られる改質ア
ラビアガムは、その高い乳化能において、従来のアラビ
アガムとは異なる。The modified gum arabic obtained by the modifying method of the present invention differs from conventional gum arabic in its high emulsifying ability.
【００１５】また、本発明の改質方法によって得られる
アラビアガムは、食品、例えば飲料、粉末飲料、デザー
ト、チューインガム、錠菓、スナック菓子、水産加工
品、畜産加工品、レトルト食品等の飲食品や錠剤の掛け
物、乳化香料、乳化色素等の食品以外、例えば医薬品等
にも利用することが可能である。The gum arabic obtained by the modifying method of the present invention includes foods and drinks such as beverages, powdered drinks, desserts, chewing gum, tablet confectionery, snacks, marine products, livestock products, and retort foods. It can be used not only for food products such as tablet hangings, emulsified flavors, and emulsified pigments, but also for medicines and the like.
【００１６】[0016]
【実施例】本発明の内容を以下の実施例（実験例、比較
例）を用いて説明するが、本発明はこれらに限定される
ものではない。なお、アラビアガムは、スーダン産のAc
acia senegal から得られた粗砕物(平均粒径５ｍｍ程
度、水分含量７％)を使用した。EXAMPLES The contents of the present invention will be described with reference to the following examples (experimental examples, comparative examples), but the present invention is not limited to these. The gum arabic is Ac from Sudan.
A coarsely crushed product (average particle size of about 5 mm, water content 7%) obtained from acia senegal was used.
【００１７】実験例１
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ密封後、３５℃の恒温室にて７日間密
封した状態で保存した。Experimental Example 1 10 kg of gum arabic and 300 g of water were placed in a hermetically sealed stainless steel container, which was sealed and stored in a thermostatic chamber at 35 ° C. for 7 days.
【００１８】実験例２
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ密封後、４５℃の恒温室にて７日間密
封した状態で保存した。Experimental Example 2 10 kg of gum arabic and 300 g of water were placed in a hermetically sealed stainless steel container, which was then sealed and stored in a thermostatic chamber at 45 ° C. for 7 days.
【００１９】実験例３
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ密封後、５５℃の恒温室にて７日間密
封した状態で保存した。Experimental Example 3 10 kg of gum arabic and 300 g of water were put in a hermetically sealed stainless steel container, sealed, and then stored in a thermostatic chamber at 55 ° C. for 7 days.
【００２０】実験例４
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ密封後、４５℃の恒温室にて３０日間
密封した状態で保存した。Experimental Example 4 10 kg of gum arabic and 300 g of water were placed in a hermetically sealed stainless steel container, which was then sealed and stored in a thermostatic chamber at 45 ° C. for 30 days.
【００２１】比較例１
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ密封後、２０℃の恒温室にて７日間密
封した状態で保存した。Comparative Example 1 10 kg of gum arabic and 300 g of water were placed in a hermetically sealed stainless steel container, sealed, and then stored in a thermostatic chamber at 20 ° C. for 7 days.
【００２２】[0022]
【００２３】比較例２
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ密封後、１００℃の恒温室にて２日間
密封した状態で保存した。Comparative Example 2 10 kg of gum arabic and 300 g of water were placed in a hermetically sealed stainless steel container, sealed, and then stored in a thermostatic chamber at 100 ° C. for 2 days in a sealed state.
【００２４】実施例１〜４、比較例１、２の改質された
アラビアガムをGPC(ゲル濾過カラムクロマト：Shodex O
hpak B-Gカラム使用)分析にて平均分子量を求めた。ま
た、改質されたアラビアガム１ｋｇを水９ｋｇに溶解さ
せて、得られた10％溶液の外観色調と、これを1日静置
した後の不溶物の沈殿量を表1に示した。The modified gum arabic of Examples 1 to 4 and Comparative Examples 1 and 2 was treated with GPC (gel filtration column chromatography: Shodex O).
The average molecular weight was determined by analysis using a hpak BG column. In addition, 1 kg of the modified gum arabic was dissolved in 9 kg of water, and the appearance color tone of the 10% solution obtained and the amount of insoluble matter precipitated after standing for 1 day are shown in Table 1.
【００２５】[0025]
【表１】 [Table 1]
【００２６】また、実施例１〜４、比較例１〜３の改質
したアラビアガム２ｋｇを水８ｋｇに溶解し、２０％の
溶液を得る。この２０％溶液８５０ｇを攪拌下、中鎖ト
リグリセライド１５０ｇを添加混合し、ホモジナイザー
にて乳化した。得られた乳化物の粒子径を粒度分布測定
装置SALD-1100(島津製作所（株）製)にて平均粒子径を
求め、乳化性を評価し、その結果を表２に示した。Further, 2 kg of the modified gum arabic of Examples 1 to 4 and Comparative Examples 1 to 3 is dissolved in 8 kg of water to obtain a 20% solution. While stirring 850 g of this 20% solution, 150 g of medium-chain triglyceride was added and mixed, and emulsified with a homogenizer. The average particle size of the obtained emulsion was calculated with a particle size distribution analyzer SALD-1100 (manufactured by Shimadzu Corporation), and the emulsification property was evaluated. The results are shown in Table 2.
【００２７】[0027]
【表２】 [Table 2]
【００２８】以上より、乳化物の平均粒子径が小さいほ
ど乳化力が高いので、２０℃の保存では、アラビアガム
の乳化力の向上は認められなかった。また、１００℃で
は、乳化力の向上は見られたが、アラビアガムに着色が
見られ、また、溶液中に不溶物が見られた。From the above, the smaller the average particle size of the emulsion is, the higher the emulsifying power is. Therefore, no improvement in the emulsifying power of gum arabic was observed when stored at 20 ° C. At 100 ° C., although the emulsifying power was improved, gum arabic was colored, and insoluble matter was found in the solution.
【００２９】実験例５
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ密封後、４５℃の恒温室にて７日間密
封した状態で保存した。Experimental Example 5 10 kg of gum arabic and 300 g of water were placed in a hermetically sealed stainless steel container, sealed, and then stored in a thermostatic chamber at 45 ° C. for 7 days in a sealed state.
【００３０】実験例６
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ密封後、８５℃の恒温室にて２日間密
封した状態で保存した。Experimental Example 6 10 kg of gum arabic and 300 g of water were placed in a hermetically sealed stainless steel container, sealed, and then stored in a thermostatic chamber at 85 ° C. for 2 days in a sealed state.
【００３１】比較例３
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ、密封は行わずに４５℃の恒温室にて
７日間開封した状態で保存した。Comparative Example 3 10 kg of gum arabic and 300 g of water were placed in a hermetically sealed stainless steel container, which was not sealed and stored in a thermostatic chamber at 45 ° C. for 7 days in an open state.
【００３２】比較例４
アラビアガム１０ｋｇと水３００ｇを密封できるステン
レスの容器に入れ、密封は行わずに８５℃の恒温室にて
２日間開封した状態で保存した。Comparative Example 4 10 kg of gum arabic and 300 g of water were placed in a hermetically-sealed stainless steel container, which was not sealed and stored in a thermostatic chamber at 85 ° C. for 2 days in an open state.
【００３３】実施例５，６、比較例３，４の改質された
アラビアガムをGPC(ゲル濾過カラムクロマト：Shodex O
hpak B-Gカラム使用)分析にて平均分子量を求めた。ま
た、改質したアラビアガム１ｋｇを水９ｋｇに溶解させ
て、得られた１０％溶液の外観色調と、これを1日静置
した後の不溶物の沈殿量を表3に示した。The modified gum arabic obtained in Examples 5 and 6 and Comparative Examples 3 and 4 was subjected to GPC (gel filtration column chromatography: Shodex O).
The average molecular weight was determined by analysis using a hpak BG column. Table 3 shows the appearance color tone of the 10% solution obtained by dissolving 1 kg of the modified gum arabic in 9 kg of water and the precipitation amount of the insoluble matter after the solution was allowed to stand for 1 day.
【００３４】[0034]
【表３】 [Table 3]
【００３５】また、実施例５，６、比較例３，４の改質
されたアラビアガム２ｋｇを水８ｋｇに溶解し、２０％
の溶液を得る。この２０％溶液８５０ｇを攪拌下、中鎖
トリグリセライド１５０ｇを添加混合し、ホモジナイザ
ーにて乳化した。Further, 2 kg of the modified gum arabic of Examples 5 and 6 and Comparative Examples 3 and 4 was dissolved in 8 kg of water to obtain 20%.
To obtain a solution of. While stirring 850 g of this 20% solution, 150 g of medium-chain triglyceride was added and mixed, and emulsified with a homogenizer.
【００３６】得られた乳化物の粒子径を粒度分布測定装
置SALD-1100(島津製作所（株）製)にて平均粒子径を求
め、乳化性を評価し、その結果を表４に示した。With respect to the particle size of the obtained emulsion, the average particle size was determined with a particle size distribution analyzer SALD-1100 (manufactured by Shimadzu Corporation), and the emulsifying property was evaluated. The results are shown in Table 4.
【００３７】[0037]
【表４】 [Table 4]
【００３８】以上より、粒子径が小さいほど乳化力が高
いので、密封容器にした容器に入れて加熱したものの方
が、開封した容器に入れて加熱したものより顕著な乳化
力の向上が見られた。From the above, the smaller the particle size, the higher the emulsifying power. Therefore, the emulsifying power of the one placed in a sealed container and heated is more remarkable than that of the one placed in an opened container and heated. It was
【００３９】[0039]
【発明の効果】本発明は、アラビアガムを水分３〜３０
％に調整する工程と、３０℃以上で加温する工程を行う
ことにより、着色や異臭のないアラビアガムを得ること
ができる。また、この糊液は、異物が無く、透明感や乳
化力に優れたものである。この改質したアラビアガム
は、製菓、飲料、ガム、乳化香料や乳化色素等に利用す
ることができる。According to the present invention, gum arabic has a water content of 3 to 30.
%, And gum arabic without coloring or off-flavor can be obtained by performing the step of adjusting to 30% and the step of heating at 30 ° C. or higher. In addition, this paste solution has no foreign matter and is excellent in transparency and emulsifying power. The modified gum arabic can be used for confectionery, beverages, gums, emulsified flavors, emulsified pigments and the like.
Claims (4)
する工程と、３０℃以上で加温する工程を行うことを特
徴とするアラビアガムの改質方法。1. A method for modifying gum arabic, which comprises the steps of adjusting the gum arabic to a water content of 3 to 30% by weight and heating the gum at 30 ° C. or higher.
する工程と、３０〜５９℃で加温する工程を行うことを
特徴とするアラビアガムの改質方法。2. A method for modifying gum arabic, which comprises the steps of adjusting the gum arabic to a water content of 3 to 30% by weight and heating the gum at 30 to 59 ° C.
する工程と、密封容器内にて３０℃以上で加温する工程
を行うことを特徴とするアラビアガムの改質方法。3. A method for modifying gum arabic, which comprises performing the step of adjusting the gum arabic to a water content of 3 to 30% by weight and the step of heating at a temperature of 30 ° C. or higher in a sealed container.
０重量％に調整する工程と、３０℃以上で加温する工程
を同時に行うことを特徴とするアラビアガムの改質方
法。4. Gum arabic in a sealed container with a water content of 3 to 3
A method for modifying gum arabic, which comprises simultaneously performing the step of adjusting to 0% by weight and the step of heating at 30 ° C. or higher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002127176A JP2003321502A (en) | 2002-04-26 | 2002-04-26 | Method for modifying gum arabic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002127176A JP2003321502A (en) | 2002-04-26 | 2002-04-26 | Method for modifying gum arabic |
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| JP2003321502A true JP2003321502A (en) | 2003-11-14 |
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| JP2002127176A Pending JP2003321502A (en) | 2002-04-26 | 2002-04-26 | Method for modifying gum arabic |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1505078A1 (en) * | 2002-05-01 | 2005-02-09 | San-Ei Gen F.F.I., Inc. | Method of modifying gum arabic |
| WO2005026213A1 (en) * | 2003-09-10 | 2005-03-24 | San-Ei Gen F.F.I., Inc. | Process for producing modified gum arabic |
| WO2005092930A1 (en) * | 2004-03-25 | 2005-10-06 | San-Ei Gen F.F.I., Inc. | Method of modifying gum arabic, modified gum arabic obtained by the method, and use thereof |
| JP2006522202A (en) * | 2003-04-07 | 2006-09-28 | フィリップス ハイドロコロイド リサーチ リミテッド | Modified gum arabic |
| WO2012005347A1 (en) * | 2010-07-09 | 2012-01-12 | 長谷川香料株式会社 | Emulsifying composition, production method thereof and food and drink products that contain same |
-
2002
- 2002-04-26 JP JP2002127176A patent/JP2003321502A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1505078A1 (en) * | 2002-05-01 | 2005-02-09 | San-Ei Gen F.F.I., Inc. | Method of modifying gum arabic |
| EP1505078A4 (en) * | 2002-05-01 | 2005-12-28 | San Ei Gen Ffi Inc | Method of modifying gum arabic |
| JP2006522202A (en) * | 2003-04-07 | 2006-09-28 | フィリップス ハイドロコロイド リサーチ リミテッド | Modified gum arabic |
| JP4726779B2 (en) * | 2003-04-07 | 2011-07-20 | フィリップス ハイドロコロイド リサーチ リミテッド | Modified gum arabic |
| WO2005026213A1 (en) * | 2003-09-10 | 2005-03-24 | San-Ei Gen F.F.I., Inc. | Process for producing modified gum arabic |
| US8722129B2 (en) | 2003-09-10 | 2014-05-13 | San-Ei Gen F.F.I., Inc. | Process for producing modified gum arabic |
| WO2005092930A1 (en) * | 2004-03-25 | 2005-10-06 | San-Ei Gen F.F.I., Inc. | Method of modifying gum arabic, modified gum arabic obtained by the method, and use thereof |
| EP2241579A1 (en) | 2004-03-25 | 2010-10-20 | San-Ei Gen F.F.I., INC. | Method fo modifying gum arabic, modified gum arabic obtained by the method, and use thereof |
| US8460734B2 (en) | 2004-03-25 | 2013-06-11 | San-Ei Gen F.F.I., Inc. | Method of modifying gum arabic, modified gum arabic obtained by the method, and use thereof |
| WO2012005347A1 (en) * | 2010-07-09 | 2012-01-12 | 長谷川香料株式会社 | Emulsifying composition, production method thereof and food and drink products that contain same |
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