JP2003088872A - Desalting and deacidifying treatment method for used seasoning liquid for pickling ume (japanese apricot) - Google Patents

Desalting and deacidifying treatment method for used seasoning liquid for pickling ume (japanese apricot)

Info

Publication number
JP2003088872A
JP2003088872A JP2001286328A JP2001286328A JP2003088872A JP 2003088872 A JP2003088872 A JP 2003088872A JP 2001286328 A JP2001286328 A JP 2001286328A JP 2001286328 A JP2001286328 A JP 2001286328A JP 2003088872 A JP2003088872 A JP 2003088872A
Authority
JP
Japan
Prior art keywords
desalting
seasoning liquid
exchange membrane
chamber
pickling
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
JP2001286328A
Other languages
Japanese (ja)
Other versions
JP4439771B2 (en
Inventor
Tamotsu Fukuda
保 福田
Katsutoshi Asada
勝利 浅田
Takahiro Nomura
隆弘 野村
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.)
AGC Engineering Co Ltd
Original Assignee
Asahi Glass Engineering 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
Application filed by Asahi Glass Engineering Co Ltd filed Critical Asahi Glass Engineering Co Ltd
Priority to JP2001286328A priority Critical patent/JP4439771B2/en
Publication of JP2003088872A publication Critical patent/JP2003088872A/en
Application granted granted Critical
Publication of JP4439771B2 publication Critical patent/JP4439771B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination

Abstract

PROBLEM TO BE SOLVED: To provide a desalting and deacidifying treatment for a used seasoning liquid for pickling ume (a Japanese apricot) by an electrodialysis process which can be continuously and repetitively operated for a long period. SOLUTION: The desalting and deacidifying treatment for the seasoning liquid for pickling the ume is a method of performing the desalting and deacidifying treatment by using an electrodialyzer having a desalting chamber and thickening chamber alternately arrayed with cation-exchange membranes and anion-exchange membranes between an anode and a cathode and supplying the used seasoning liquid for pickling the ume to the desalting chamber, in which the desalting and deacidifying treatment is performed by stopping the operation at the point of the time a prescribed amount of the used seasoning liquid for pickling the ume is treated and discharging the treating liquid, then supplying an aqueous ethanol solution to the desalting chamber and cleaning the cation-exchange membranes and the anion-exchange membranes and thereafter supplying the fresh used seasoning liquid for pickling the ume.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【発明の属する技術分野】本発明は、使用済み梅漬調味
液の電気透析法による脱塩・脱酸処理方法に関する。
TECHNICAL FIELD The present invention relates to a method for desalting and deoxidizing a used plum pickling seasoning solution by an electrodialysis method.

【0002】[0002]

【従来の技術】梅漬調味液とは塩蔵梅干しを浸漬させ
て、梅干しを味付けするものであり、食塩、クエン酸、
糖類、アミノ酸類、アルコール分等が配合されたもので
ある。味付けされた梅が取り出された後の使用済み梅漬
調味液は、塩蔵梅干しに由来して食塩及びクエン酸の濃
度が高くなっている。従来はこの使用済み梅漬調味液の
大部分は廃液として産廃処理されていた。
2. Description of the Related Art Umezuke seasoning liquid is used to season salted umeboshi by dipping salted umeboshi, salt, citric acid,
It is a mixture of sugars, amino acids, alcohol and the like. The used ume pickled seasoning liquid after the seasoned ume has been taken out has high concentrations of salt and citric acid due to the salted umeboshi. In the past, most of this used plum pickling seasoning liquid was industrially treated as waste liquid.

【0003】最近ではこの使用済み梅漬調味液を脱塩・
脱酸処理し、再生して再利用することが検討されてお
り、その方法として電気透析法が試みられている。通
常、電気透析法による処理は、所定量の使用済み梅漬調
味液を循環させて脱塩・脱酸した後、処理済み液を回収
するバッチ形式で行われているが、何回か運転を繰り返
していくにつれ脱酸能力が低下するため、イオン交換膜
の交換を行う必要があった。
Recently, this used plum pickled seasoning liquid is desalted and
Deoxidation treatment, regeneration and reuse are under study, and an electrodialysis method is being attempted as a method therefor. Usually, the electrodialysis method is performed in a batch format in which a predetermined amount of used Umezuke seasoning liquid is circulated to desalinize and deoxidize, and then the treated liquid is collected, but the operation is repeated several times. Since the deoxidizing capacity decreases as the temperature goes up, it was necessary to replace the ion exchange membrane.

【0004】[0004]

【発明が解決しようとする課題】本発明はこのような従
来技術における問題点を解決し、長期間にわたって繰り
返し運転が可能な、電気透析法による使用済み梅漬調味
液の脱塩・脱酸処理方法を提供することを目的とする。
DISCLOSURE OF THE INVENTION The present invention solves the above problems in the prior art and is a method of desalting and deoxidizing a used plum pickled seasoning solution by electrodialysis, which enables repeated operation over a long period of time. The purpose is to provide.

【0005】[0005]

【課題を解決するための手段】梅漬調味液には食塩、ク
エン酸のほか糖分、アミノ酸類、アルコールなど多数の
成分が含まれている。本発明者らが電気透析法による使
用済み梅漬調味液の脱塩・脱酸処理方法について種々検
討を進める中で、バッチ処理の回数を重ねるに従って脱
酸能力が低下する原因が、主な除去対象物である食塩や
クエン酸の蓄積によるものではなく、微量成分、特にチ
アミンラウリル硫酸塩によるファウリング(膜表面に化
学物質は付着又は析出して膜の透過機能を損ねる現象)
によるものであることが明らかとなった。
Means for Solving the Problems Umezuke seasoning liquid contains many components such as sugar, amino acids and alcohol in addition to salt and citric acid. While the inventors of the present invention are proceeding with various studies on the desalting / deoxidizing treatment method of used Umezuke seasoning liquid by the electrodialysis method, the reason why the deoxidizing ability decreases as the number of batch treatments increases is mainly a target of removal. Fouling due to trace components, especially thiamine lauryl sulphate, not due to the accumulation of salt or citric acid, which is a substance (a phenomenon in which chemical substances adhere to or deposit on the membrane surface and impair the permeation function of the membrane)
It became clear that it was due to.

【0006】従来、イオン交換膜がファウリングを起こ
すプロセスの場合、処理前にファウリングの原因物質を
除去しておくか、あるいは短期的にイオン交換膜の交換
を行うしか対応策はなかった。本発明者らは使用済み梅
漬調味液の処理におけるファウリングによる脱酸能力の
低下を防止するためには、所定量の廃液を処理するごと
に、未だ十分に脱酸能力を維持している状態で定期的に
エタノールによりイオン交換膜の洗浄を行うのが有効で
あり、それによって長期間にわたって連続的に繰り返し
処理が可能となることを見出した。
Conventionally, in the case of a process in which an ion exchange membrane causes fouling, the only countermeasures have been to remove the causative substance of fouling before the treatment or to exchange the ion exchange membrane in the short term. In order to prevent the deterioration of the deoxidizing ability due to fouling in the treatment of the used plum pickled seasoning liquid, the present inventors still maintain a sufficient deoxidizing ability each time a predetermined amount of waste liquid is treated. It has been found that it is effective to periodically wash the ion exchange membrane with ethanol, so that the treatment can be continuously repeated over a long period of time.

【0007】すなわち本発明は、(1)陽極と陰極との
間に陽イオン交換膜と陰イオン交換膜とを交互に配列
し、陽極側が陰イオン交換膜で区画され陰極側が陽イオ
ン交換膜で区画された脱塩室と、陽極側が陽イオン交換
膜で区画され陰極側が陰イオン交換膜で区画された濃縮
室とを有する電気透析装置を使用し、前記脱塩室に使用
済み梅漬調味液を供給して脱塩・脱酸処理を行う方法に
おいて、所定量の使用済み梅漬調味液を処理した時点で
運転を止め、処理液を排出した後、前記脱塩室にエタノ
ール水溶液を供給して陽イオン交換膜及び陰イオン交換
膜を洗浄し、その後新たな使用済み梅漬調味液を供給し
て脱塩・脱酸処理を行うことを特徴とする梅漬調味廃液
の脱塩・脱酸処理方法、及び(2)前記エタノール水溶
液の濃度が40〜70質量%であることを特徴とする前
記(1)の使用済み梅漬調味液の脱塩・脱酸処理方法で
ある。
That is, according to the present invention, (1) a cation exchange membrane and an anion exchange membrane are alternately arranged between an anode and a cathode, the anode side is partitioned by the anion exchange membrane, and the cathode side is the cation exchange membrane. Using an electrodialyzer having a partitioned desalting chamber and a concentrating chamber in which the anode side is partitioned by a cation exchange membrane and the cathode side is partitioned by an anion exchange membrane, the used ume-zuke seasoning liquid is stored in the desalination chamber. In the method of supplying and performing desalting / deoxidizing treatment, the operation is stopped when a predetermined amount of used Umezuke seasoning liquid is processed, the processing liquid is discharged, and then an ethanol aqueous solution is supplied to the desalting chamber to positively A method for desalting and deoxidizing ume pickled seasoning waste liquid, which comprises washing the ion exchange membrane and the anion exchange membrane, and then supplying new used Umezuke seasoning solution for desalting and deoxidizing, and (2) The concentration of the ethanol aqueous solution is 40 to 7 A desalting and deacidification method of a spent Umezuke seasoning liquid of above, wherein (1) to be a mass%.

【0008】[0008]

【発明の実施の形態】使用済み梅漬調味液中の代表的な
成分と濃度の1例を表1に示す。これらの成分中のファ
ウリング起因物質を特定するのは非常に困難であるが、
この中で代表的なファウリング成分がビタミンB1 の誘
導体であるチアミンラウリル硫酸塩であることが判明し
た。
BEST MODE FOR CARRYING OUT THE INVENTION Table 1 shows an example of typical components and concentrations in a used plum pickled seasoning liquid. Although it is very difficult to identify the fouling-causing substance in these components,
It has been found that a typical fouling component among these is thiamine lauryl sulfate which is a derivative of vitamin B 1 .

【0009】確認のため、陰イオン交換膜に膜厚15μ
m、イオン交換容量1.2ミリ当量/g・乾燥樹脂、
0.5mol/リットルのNaCl水溶液中での電気抵
抗値が0.3Ω・cm2 である強塩基性陰イオン交換膜
(商品名:セレミオンAPS、旭硝子社製)を使用し、
強酸性陽イオン交換膜(商品名:セレミオンCMV、旭
硝子社製)とを組み合わせた有効膜面積0.21m
2 (0.21m2 /対×10対)の電気透析槽を使用
し、1質量%の食塩水に1.4Aの電流をかけて40分
後に、対象となるチアミンラウリル硫酸塩含有商品(商
品名:ビタゲンAS5号、田辺製薬社製)120mg/
リットルを溶解させて運転した。その結果、表2に示す
ように顕著なファウリング現象を確認することができ
た。
For confirmation, the anion exchange membrane has a thickness of 15 μm.
m, ion exchange capacity 1.2 meq / g dry resin,
Using a strongly basic anion exchange membrane (trade name: Selemion APS, manufactured by Asahi Glass Co., Ltd.) having an electric resistance value of 0.3 Ω · cm 2 in a 0.5 mol / liter NaCl aqueous solution,
0.21m effective membrane area combined with strong acid cation exchange membrane (trade name: Selemion CMV, manufactured by Asahi Glass Co., Ltd.)
2 (0.21 m 2 / pair × 10 pairs) electrolysis tank of 1% by mass of salt solution was applied with current of 1.4 A for 40 minutes, and the target thiamin lauryl sulfate-containing product (commodity) Name: Vitagen AS5, manufactured by Tanabe Seiyaku Co., Ltd.) 120 mg /
It was operated by dissolving 1 liter. As a result, a remarkable fouling phenomenon could be confirmed as shown in Table 2.

【0010】[0010]

【表1】 [Table 1]

【0011】[0011]

【表2】 [Table 2]

【0012】このようなチアミンラウリル硫酸塩による
ファウリングによる脱酸性能低下を回復させるために
は、梅漬調味液中に本来含まれている成分であるエタノ
ール水溶液を用いて洗浄し、ファウリング起因物質を溶
解除去するのが有効である。このエタノール水溶液の濃
度はチアミンラウリル硫酸塩の溶解度が高いことから、
40〜70質量%であるのが好ましい。洗浄後の液は回
収調味液として使用が可能である。
In order to recover the deterioration of the deoxidizing performance due to fouling due to such thiamine lauryl sulfate, washing with an aqueous ethanol solution which is a component originally contained in the plum pickled seasoning liquid is carried out, and the substance causing fouling is washed. It is effective to dissolve and remove. Since the concentration of this ethanol aqueous solution is high in solubility of thiamine lauryl sulfate,
It is preferably 40 to 70% by mass. The liquid after washing can be used as a recovered seasoning liquid.

【0013】本発明は、所定量の使用済み梅漬調味液を
処理した時点で運転を止め、処理液を排出し、さらに必
要により水洗した後、脱塩室にエタノール水溶液を供給
してイオン交換膜の洗浄を行うことによって、長期間に
わたって繰り返し使用済み梅漬調味液の脱塩・脱酸を行
えるようにしたものである。これによって、予め使用済
み梅漬調味液中のファウリング原因物質を除去する必要
もなく、また、短い期間でイオン交換膜を交換する必要
もなく、長期間にわたる連続的な脱塩脱酸処理が可能と
なった。
According to the present invention, the operation is stopped when a predetermined amount of the used plum pickling seasoning liquid is treated, the treatment liquid is discharged, and further, if necessary, after washing with water, an ethanol aqueous solution is supplied to the desalting chamber to supply an ion exchange membrane. By cleaning the above, the used ume pickled seasoning liquid can be desalted and deoxidized repeatedly over a long period of time. As a result, it is not necessary to remove the fouling-causing substances in the used plum pickled seasoning liquid in advance, and it is not necessary to replace the ion exchange membrane in a short period of time, and continuous desalination and deoxidation treatment for a long period of time is possible. Became.

【0014】図1は本発明の方法を実施するための装置
の1例を模式的に示す説明図である。図1において電気
透析槽1は、陽極室12、脱塩室13、濃縮室15及び
陰極室14で構成されており、それぞれ陽極室12及び
陰極室14に配置されている陽極及び陰極には電源(図
示省略)から直流電流が供給される。陽極室12及び陰
極室14には、電極液槽7から電極液ポンプ8を経由し
て電極液が供給され循環している。図には簡略化して表
示しているが、陽極室12と陰極室14との間には、複
数枚の陽イオン交換膜と陰イオン交換膜とが交互に配列
されており、陽極側が陰イオン交換膜で区画され陰極側
が陽イオン交換膜で区画された脱塩室13と、陽極側が
陽イオン交換膜で区画され陰極側が陰イオン交換膜で区
画された濃縮室15が形成されている。陽イオン交換膜
としては、例えばスチレン−ジビニル系共重合体からな
りスルホン酸基を有するものが使用でき、陰イオン交換
膜としては、ポリスルホン系共重合体からなり、4級ア
ンモニウム塩基を有するものが使用できる。
FIG. 1 is an explanatory view schematically showing an example of an apparatus for carrying out the method of the present invention. In FIG. 1, the electrodialysis tank 1 is composed of an anode chamber 12, a desalting chamber 13, a concentrating chamber 15 and a cathode chamber 14, and a power source is provided for the anode and cathode arranged in the anode chamber 12 and the cathode chamber 14, respectively. A direct current is supplied from (not shown). The electrode liquid is supplied from the electrode liquid tank 7 to the anode chamber 12 and the cathode chamber 14 via the electrode liquid pump 8 and is circulated. Although illustrated in a simplified manner in the figure, a plurality of cation exchange membranes and anion exchange membranes are alternately arranged between the anode chamber 12 and the cathode chamber 14, and the anode side is anion-exchanged. There are formed a desalting chamber 13 partitioned by an exchange membrane and a cathode side partitioned by a cation exchange membrane, and a concentrating chamber 15 partitioned by an anode side by a cation exchange membrane and a cathode side by an anion exchange membrane. As the cation exchange membrane, for example, a styrene-divinyl copolymer having a sulfonic acid group can be used, and as the anion exchange membrane, a polysulfone copolymer having a quaternary ammonium salt group can be used. Can be used.

【0015】図1の装置において、所定量の脱塩・脱酸
の対象となる使用済み梅漬調味液9を脱塩液槽3に供給
し、脱塩液ポンプ4を介して電気透析槽1に循環させて
脱塩・脱酸を行う。この間、濃縮室15には濃縮液ポン
プ6を介して濃縮液槽5から濃縮液を循環させる。予め
目標とする脱塩率、脱酸率に合わせて設定した所定時間
の運転の後、処理済みの製品(脱塩・脱酸済みの使用済
み梅漬調味液)10を取り出す。
In the apparatus shown in FIG. 1, a predetermined amount of used Umezuke seasoning liquid 9 to be desalted and deoxidized is supplied to the desalination solution tank 3, and is supplied to the electrodialysis tank 1 via the desalination solution pump 4. Circulate for desalination and deoxidation. During this time, the concentrated liquid is circulated from the concentrated liquid tank 5 to the concentrated chamber 15 via the concentrated liquid pump 6. After the operation for a predetermined time set in advance according to the desalination rate and deoxidation rate that are the target, the processed product (desalted and deoxidized used plum pickled seasoning liquid) 10 is taken out.

【0016】本発明の方法においては、製品10を取り
出し、必要により水11で膜を水洗した後、新たな使用
済み梅漬調味液9を供給する前に脱塩室13にエタノー
ル水溶液2を供給して、イオン交換膜の洗浄を行う。エ
タノール洗浄の際のエタノール水溶液の濃度は40〜7
0質量%、特には45〜60質量%となるようにするの
が望ましい。洗浄方法としては、循環洗浄や、洗浄液を
脱塩室に満たし、所定時間静置する方法が挙げられる。
また、エタノール洗浄は脱酸能力が低下する前に行うの
が好ましく、具体的にはクエン酸の除去率が5%以上、
特には7%以上の段階で行うのが好ましい。
In the method of the present invention, the product 10 is taken out, the film is washed with water 11 if necessary, and then the aqueous ethanol solution 2 is supplied to the desalting chamber 13 before supplying new used plum pickled seasoning liquid 9. Then, the ion exchange membrane is washed. The concentration of the aqueous ethanol solution when washing with ethanol is 40 to 7
It is desirable that the content be 0% by mass, particularly 45 to 60% by mass. Examples of the cleaning method include circulation cleaning and a method of filling the desalting chamber with a cleaning liquid and leaving it to stand for a predetermined time.
Further, it is preferable to wash with ethanol before the deoxidizing ability is lowered. Specifically, the removal rate of citric acid is 5% or more,
Particularly, it is preferable to carry out at a stage of 7% or more.

【0017】[0017]

【実施例】以下、実施例により本発明を具体的に説明す
るが、本発明はこの実施例に限定されるものではない。 (実施例1)前記ファウリング試験に用いたのと同じ組
み合わせのイオン交換膜を用いた図1の構成の電気透析
装置を使用し、1.4Aの電流をかけて脱塩・脱酸運転
を行った。原液(使用済み梅漬調味液9)としては表1
に示した成分組成の使用済み梅漬調味液を使用し、原液
液量10リットル、運転温度30℃、運転時間8時間と
した。処理能力の評価は脱クエン酸能力(クエン酸の除
去率)15%以上、かつ電流効率7%以上を目安として
行った。なお、ファウリングによる脱塩能力の低下は小
さく、処理能力としては脱クエン酸能力が律速となる。
EXAMPLES The present invention will be specifically described below with reference to examples, but the present invention is not limited to these examples. (Example 1) Using the electrodialyzer having the configuration shown in Fig. 1 using the same combination of ion exchange membranes as used in the fouling test, a desalination / deoxidation operation was performed by applying a current of 1.4A. went. Table 1 for the stock solution (used Umezuke seasoning liquid 9)
The used Umezuke seasoning liquid having the component composition shown in was used, and the stock solution amount was 10 liters, the operating temperature was 30 ° C., and the operating time was 8 hours. The evaluation of the treatment capacity was carried out by using the decitric acid capacity (citric acid removal rate) of 15% or more and the current efficiency of 7% or more as a guide. It should be noted that the decrease in desalination capacity due to fouling is small, and the decitrification capacity is the rate-limiting processing capacity.

【0018】各バッチの運転終了後に、水11により膜
表面に残存する製品10を洗浄後、常温で50質量%の
エタノール水溶液により流速1cm/sで1時間の循環
洗浄を行った。その結果、表3に示すようにクエン酸の
除去率15%以上の脱酸性能、食塩の除去率約30%の
脱塩性能、7%以上の電流効率が安定して得られた。
After the operation of each batch, the product 10 remaining on the membrane surface was washed with water 11 and then circulated and washed with a 50% by mass aqueous ethanol solution at room temperature at a flow rate of 1 cm / s for 1 hour. As a result, as shown in Table 3, a deoxidizing performance with a citric acid removal rate of 15% or more, a salt removal rate with a salt removal rate of about 30%, and a current efficiency of 7% or more were stably obtained.

【0019】[0019]

【表3】 [Table 3]

【0020】(比較例1)各バッチごとのエタノール水
溶液による洗浄を行わなかった以外は実施例1と同様に
操作し、脱塩・脱酸運転を行った。すなわち、各バッチ
の運転終了後は液の入替えのみとし、処理性能の傾向を
調べた。その結果は表4に示すとおりで、バッチごとに
クエン酸の除去率及び電流効率が低下し、連続運転が不
可能な状態となった。
(Comparative Example 1) A desalting / deoxidizing operation was performed in the same manner as in Example 1 except that washing with an aqueous ethanol solution was not performed for each batch. That is, after the operation of each batch was completed, only the liquid was replaced, and the tendency of the processing performance was investigated. The results are shown in Table 4, and the removal rate of citric acid and the current efficiency were reduced for each batch, and continuous operation was impossible.

【0021】[0021]

【表4】 [Table 4]

【0022】[0022]

【発明の効果】本発明の方法によれば、電気透析法によ
る使用済み梅漬調味液の脱塩・脱酸処理において、予め
使用済み梅漬調味液中のファウリング原因物質を除去す
る必要もなく、また、短い期間でイオン交換膜を交換す
る必要もなく、長期間にわたる連続的な脱塩脱酸処理を
可能とする効果がある。また、洗浄液としてエタノール
水溶液を使用するため、洗浄後の洗浄液も回収調味液と
して利用でき、全く無駄のないプロセスとなる。
According to the method of the present invention, it is not necessary to remove the fouling-causing substance in the used plum pickling seasoning liquid in the desalting / deoxidizing treatment of the used plum pickling seasoning liquid by the electrodialysis method. Further, it is not necessary to replace the ion exchange membrane in a short period of time, and there is an effect that continuous desalting and deoxidizing treatment can be performed for a long period of time. Further, since the aqueous ethanol solution is used as the cleaning liquid, the cleaning liquid after cleaning can also be used as the recovered seasoning liquid, and the process has no waste.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の方法を実施するための装置の1例を模
式的に示す説明図。
FIG. 1 is an explanatory view schematically showing an example of an apparatus for carrying out the method of the present invention.

【符号の説明】[Explanation of symbols]

1 電気透析槽 2 エタノール水溶液 3 脱塩
液槽 4 脱塩液ポンプ 5 濃縮液槽 6 濃縮液ポン
プ 7 電極液槽 8 電極液ポンプ 9 使用済み梅漬調味液 10
製品 11 水 12 陽極室 13 脱塩室 14 陰極室 1
5 濃縮室
1 Electrodialysis Tank 2 Ethanol Aqueous Solution 3 Desalination Solution Tank 4 Desalination Solution Pump 5 Concentration Solution Tank 6 Concentration Solution Pump 7 Electrode Solution Tank 8 Electrode Solution Pump 9 Used Umezuke Seasoning Solution 10
Product 11 Water 12 Anode chamber 13 Desalination chamber 14 Cathode chamber 1
5 Concentration room

───────────────────────────────────────────────────── フロントページの続き (72)発明者 野村 隆弘 和歌山県田辺市下三栖1475 中田食品株式 会社内 Fターム(参考) 4B047 LB09 LE01 LF01 LP01 4B069 DA20 4D006 GA17 JA30 KA31 KB01 KC02 KD28 MA13 MA14 MC24 MC62 MC74 MC78 PB20 PB70 PC11 4D061 DA10 DB18 DC09 EA09 EB01 EB04 EB13 EB17 EB19    ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Takahiro Nomura             1475 Shimo-Misu, Tanabe-shi, Wakayama Nakata Foods Co., Ltd.             In the company F-term (reference) 4B047 LB09 LE01 LF01 LP01                 4B069 DA20                 4D006 GA17 JA30 KA31 KB01 KC02                       KD28 MA13 MA14 MC24 MC62                       MC74 MC78 PB20 PB70 PC11                 4D061 DA10 DB18 DC09 EA09 EB01                       EB04 EB13 EB17 EB19

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 陽極と陰極との間に陽イオン交換膜と陰
イオン交換膜とを交互に配列し、陽極側が陰イオン交換
膜で区画され陰極側が陽イオン交換膜で区画された脱塩
室と、陽極側が陽イオン交換膜で区画され陰極側が陰イ
オン交換膜で区画された濃縮室とを有する電気透析装置
を使用し、前記脱塩室に使用済み梅漬調味液を供給して
脱塩・脱酸処理を行う方法において、所定量の使用済み
梅漬調味液を処理した時点で運転を止め、処理液を排出
した後、前記脱塩室にエタノール水溶液を供給して陽イ
オン交換膜及び陰イオン交換膜を洗浄し、その後新たな
使用済み梅漬調味液を供給して脱塩・脱酸処理を行うこ
とを特徴とする梅漬調味液の脱塩・脱酸処理方法。
1. A desalination chamber in which cation exchange membranes and anion exchange membranes are alternately arranged between an anode and a cathode, and the anode side is partitioned by an anion exchange membrane and the cathode side is partitioned by a cation exchange membrane. And an electrodialyzer having a concentrating chamber in which the anode side is partitioned by a cation exchange membrane and the cathode side is partitioned by an anion exchange membrane, and used desalting chamber is supplied with used Umezuke seasoning liquid for desalination. In the method of performing deoxidation treatment, the operation is stopped when a predetermined amount of used Umezuke seasoning liquid is treated, the treatment liquid is discharged, and then an ethanol aqueous solution is supplied to the desalting chamber to supply a cation exchange membrane and an anion. A desalting / deoxidizing treatment method for a plum pickled seasoning liquid, which comprises washing the exchange membrane and then supplying new used plum pickled seasoning liquid for desalting / deoxidizing treatment.
【請求項2】 前記エタノール水溶液の濃度が40〜7
0質量%であることを特徴とする請求項1に記載の使用
済み梅漬調味液の脱塩・脱酸処理方法。
2. The concentration of the ethanol aqueous solution is 40 to 7
It is 0 mass%, The desalination-deoxidation treatment method of the used plum pickling seasoning liquid of Claim 1 characterized by the above-mentioned.
JP2001286328A 2001-09-20 2001-09-20 Desalination / deoxidation treatment of used umezuke seasoning Expired - Fee Related JP4439771B2 (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006296326A (en) * 2005-04-22 2006-11-02 Okahata Noen:Kk Method for producing ume processed food increased in citric acid content
KR100667674B1 (en) 2005-09-05 2007-01-12 겐이치 가와노 Extracting apparatus from pickled seafood
JP2008132402A (en) * 2006-11-27 2008-06-12 San Akuteisu:Kk Washing liquid for regeneration of anion exchange membrane of electrodialysis apparatus
JP2008295330A (en) * 2007-05-30 2008-12-11 Astom:Kk Desalting method for used seasoning liquid containing storage duration improver
JP2014198001A (en) * 2013-03-29 2014-10-23 株式会社クラレ Desalination method of a pickled plum seasoning liquid

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006296326A (en) * 2005-04-22 2006-11-02 Okahata Noen:Kk Method for producing ume processed food increased in citric acid content
KR100667674B1 (en) 2005-09-05 2007-01-12 겐이치 가와노 Extracting apparatus from pickled seafood
JP2008132402A (en) * 2006-11-27 2008-06-12 San Akuteisu:Kk Washing liquid for regeneration of anion exchange membrane of electrodialysis apparatus
JP2008295330A (en) * 2007-05-30 2008-12-11 Astom:Kk Desalting method for used seasoning liquid containing storage duration improver
JP2014198001A (en) * 2013-03-29 2014-10-23 株式会社クラレ Desalination method of a pickled plum seasoning liquid

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