JP2502572B2 - Solid lactate salt and method for producing the same - Google Patents
Solid lactate salt and method for producing the sameInfo
- Publication number
- JP2502572B2 JP2502572B2 JP62055405A JP5540587A JP2502572B2 JP 2502572 B2 JP2502572 B2 JP 2502572B2 JP 62055405 A JP62055405 A JP 62055405A JP 5540587 A JP5540587 A JP 5540587A JP 2502572 B2 JP2502572 B2 JP 2502572B2
- Authority
- JP
- Japan
- Prior art keywords
- lactate
- mol
- calcium
- salt
- 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.)
- Expired - Fee Related
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/36—Carboxylic acids; Salts or anhydrides thereof
- A61K8/365—Hydroxycarboxylic acids; Ketocarboxylic acids
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Dermatology (AREA)
- Emergency Medicine (AREA)
- Birds (AREA)
- Epidemiology (AREA)
- Cosmetics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- General Preparation And Processing Of Foods (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は、固状乳酸塩およびその製造方法に関するも
のである。詳しく述べると、乳酸カルシウムに乳酸ナト
リウム、乳酸カリウム、乳酸アンモニウム等の乳酸塩を
化合させてなる固状乳酸塩およびその製造方法に関する
ものである。TECHNICAL FIELD The present invention relates to a solid lactate salt and a method for producing the same. More specifically, it relates to a solid lactate obtained by combining lactate such as sodium lactate, potassium lactate and ammonium lactate with calcium lactate and a method for producing the solid lactate.
（従来の技術） 近年、乳酸ナトリウム、乳酸カリウムおよび乳酸アン
モニウムは、食品、化粧品、工業薬品等への利用が増し
ているが、通常は、いずれも水溶液であるために使用用
途が限られてしまい、これらの乳酸塩の粉末化が望まれ
ていた。すなわち、乳酸塩の中でも、乳酸ナトリウム、
乳酸カリウムおよび乳酸アンモニウムは、一般的に吸湿
性が強く、そのために結晶化ないし粉末化することは極
めて困難であった。(Prior Art) In recent years, sodium lactate, potassium lactate, and ammonium lactate have been increasingly used for foods, cosmetics, industrial chemicals, etc. However, since all of them are aqueous solutions, their use is limited. It has been desired to powder these lactates. That is, among the lactate salts, sodium lactate,
Generally, potassium lactate and ammonium lactate have strong hygroscopicity, and therefore it was extremely difficult to crystallize or powder them.
これまでに、乳酸塩類の結晶化ないし粉末化に関して
は、つぎのことが知られていた。すなわち、乳酸カルシ
ウムと乳酸の水溶液とを混合することにより粉末状乳酸
を得る方法（特公昭44−16,358号および特公昭60−6,34
2号）、カルシウム以外の乳酸塩と乳酸水溶液とから得
られる粉末状乳酸塩［特開昭60−84,244号（リチウム
塩）、特開昭60−84.245号（マグネシウム塩）および特
開昭60−109,543号（鉄塩）］等がある。Up to now, the following has been known regarding the crystallization or powderization of lactate salts. That is, a method for obtaining powdery lactic acid by mixing calcium lactate and an aqueous solution of lactic acid (Japanese Patent Publication Nos. 44-16358 and 60-6,34
2), powdery lactate obtained from a lactate other than calcium and an aqueous lactic acid solution [JP-A-60-84,244 (lithium salt), JP-A-60-84.245 (magnesium salt) and JP-A-60- No. 109,543 (iron salt)] etc.
（発明が解決しようとする問題点） しかしながら、水溶液状の乳酸塩の結晶化ないし粉末
化については、なんら知られていなかった。(Problems to be Solved by the Invention) However, nothing has been known about crystallization or pulverization of an aqueous lactate salt.
したがって、本発明の目的は、新規な固状（粉末状ま
たは粉末化可能なフレーク状）乳酸塩およびその製造方
法を提供することにある。本発明の他の目的は、他の粉
末状製品との配合が容易な粉末状または粉末化可能な乳
酸塩およびその製造方法を提供することにある。Therefore, an object of the present invention is to provide a novel solid (powdered or powderable flake-like) lactate and a method for producing the same. Another object of the present invention is to provide a powdery or pulverizable lactate salt which can be easily mixed with other powdery products and a method for producing the same.
（問題点を解決するための手段） 上記諸目的は、一般式Ｉ （ただし、式中、ＭはNa、ＫまたはNH4、ｍはＭがＫま
たはNH4のときは０＜ｍ≦５で、ＭがNaのときは2.4＜ｍ
≦５であり、またｎは０≦ｎ≦５である）で表わされる
粉末状または粉末化可能な乳酸塩により達成される。(Means for Solving Problems) (However, in the formula, M is Na, K or NH 4 , and m is 0 <m ≦ 5 when M is K or NH 4 , and 2.4 <m when M is Na.
≤5, and n is 0≤n≤5).
また、上記諸目的は、乳酸カルシウム１モルに対して
（ａ）乳酸ナトリウム2.4モル＜ｍ≦５モルまたは
（ｂ）乳酸カリウムまたは乳酸アンモニウム０モル＜ｍ
≦５モルを反応させることを特徴とする一般式Ｉ （ただし、式中、ＭはNa、ＫまたはNH4、ｍはＭがＫま
たはNH4のときは０＜ｍ≦５で、ＭがNaのときは2.4＜ｍ
≦５であり、またｎは０≦ｎ≦５である）で表わされる
粉末状乳酸塩の製造方法により達成される。Further, the above-mentioned various purposes are (a) sodium lactate 2.4 mol <m ≦ 5 mol or (b) potassium lactate or ammonium lactate 0 mol <m relative to 1 mol of calcium lactate.
General formula I characterized by reacting ≦ 5 mol (However, in the formula, M is Na, K or NH 4 , and m is 0 <m ≦ 5 when M is K or NH 4 , and 2.4 <m when M is Na.
≦ 5, and n is 0 ≦ n ≦ 5).
（作用） 本発明による固状乳酸塩は、一般式Ｉ で表わされる複合塩であり、式中、ＭはNa、ＫまたはNH
4、ｍはＭがＫまたはNH4のときは０＜ｍ≦５、好ましく
は１≦ｍ≦４、ＭがNaのときは2.4＜ｍ≦５、好ましく
は2.5≦ｍ≦４であり、またｎは０≦ｎ≦５、好ましく
は０≦ｎ≦４である。(Operation) The solid lactate according to the present invention has the general formula I In the formula, M is Na, K or NH.
4 , m is 0 <m ≦ 5 when M is K or NH 4 , preferably 1 ≦ m ≦ 4, and 2.4 <m ≦ 5 when M is Na, preferably 2.5 ≦ m ≦ 4, and n is 0 ≦ n ≦ 5, preferably 0 ≦ n ≦ 4.
前記一般式Ｉで表わされる乳酸塩は、乳酸カルシウム
１モルに対して（ａ）乳酸ナトリウム2.4モル＜ｍ≦５
モル、好ましくは2.5モル≦ｍ≦４モルまたは（ｂ）乳
酸カリウムまたは乳酸アンモニウム０モル≦ｍ≦５モ
ル、好ましくは１モル≦ｍ≦４モルを反応させることに
より得られる。すなわち、ｍが５モルを越えると得られ
る複合塩の吸湿性が急激に上昇するからである。反応
は、通常水媒体中で行なわれ、例えば乳酸ナトリウム、
乳酸カリウムまたは乳酸アンモニウム水溶液中に乳酸カ
ルシウムを加え、０〜100℃、好ましくは20〜70℃の温
度で１〜60分間、好ましくは10〜30分間加熱攪拌するこ
とにより得られ、得られた反応混合物を減圧下（例えば
１〜750mmHg、好ましくは10〜100mmHg）に30〜150℃、
好ましくは40〜90℃の温度で蒸発乾固させることまた
は、常圧下で90〜170℃、好ましくは100〜140℃で脱水
し、フレーカーによりフレーク化した後粉砕することに
より粉末状乳酸塩が得られる。The lactate represented by the general formula I is (a) sodium lactate 2.4 mol <m ≦ 5 per mol of calcium lactate.
Mol, preferably 2.5 mol ≤ m ≤ 4 mol or (b) potassium lactate or ammonium lactate 0 mol ≤ m ≤ 5 mol, preferably 1 mol ≤ m ≤ 4 mol. That is, when m exceeds 5 mol, the hygroscopicity of the obtained composite salt rapidly increases. The reaction is usually carried out in an aqueous medium, for example sodium lactate,
The reaction obtained by adding calcium lactate to an aqueous solution of potassium lactate or ammonium lactate and heating and stirring at a temperature of 0 to 100 ° C, preferably 20 to 70 ° C for 1 to 60 minutes, preferably 10 to 30 minutes. The mixture under reduced pressure (for example, 1 to 750 mmHg, preferably 10 to 100 mmHg) at 30 to 150 ° C.,
Preferably, powdered lactate is obtained by evaporating to dryness at a temperature of 40 to 90 ° C. or dehydration under normal pressure at 90 to 170 ° C., preferably 100 to 140 ° C., flaking with a flaker and then pulverizing. To be
（実施例） つぎに、実施例を挙げて本発明をさらに詳細に説明す
るが、これらは単なる例示であり、本発明はこれらの実
施例に限定されるものではない。(Examples) Next, the present invention will be described in more detail with reference to Examples, but these are merely examples and the present invention is not limited to these Examples.
実施例１ 乳酸カルシウム５水物308gを50重量％乳酸ナトリウム
水溶液672gに加え、90〜100℃の温度で30分間加熱攪拌
して澄明溶液を得た。この溶液を減圧下（60〜70mmHg）
に70〜90℃の温度で蒸発乾固し、590gの粉末状の乳酸カ
ルシウムナトリウム複合塩を得た。Example 1 308 g of calcium lactate pentahydrate was added to 672 g of a 50 wt% sodium lactate aqueous solution, and the mixture was heated and stirred at a temperature of 90 to 100 ° C. for 30 minutes to obtain a clear solution. This solution under reduced pressure (60-70mmHg)
Then, it was evaporated to dryness at a temperature of 70 to 90 ° C. to obtain 590 g of powdery calcium sodium lactate complex salt.
実施例２ 乳酸カルシウム無水物218gを50重量％乳酸ナトリウム
水溶液1120gに加え、20〜30℃の温度で30分間加熱攪拌
して澄明溶液を得た。この溶液を減圧下（30〜40mmHg）
に60〜70℃で蒸発乾固し、787gの粉末状の乳酸カルシウ
ムナトリウム複合塩を得た。Example 2 218 g of anhydrous calcium lactate was added to 1120 g of 50 wt% sodium lactate aqueous solution, and the mixture was heated and stirred at a temperature of 20 to 30 ° C. for 30 minutes to obtain a clear solution. This solution under reduced pressure (30-40mmHg)
Then, it was evaporated to dryness at 60-70 ° C to obtain 787g of powdery calcium sodium lactate complex salt.
実施例３ 乳酸カルシウム５水物308gを20重量％乳酸カリウム水
溶液640.5gに加え、20〜30℃の温度で30分間加熱攪拌し
て澄明溶液を得た。この溶液を減圧下（30〜40mmHg）に
90〜100℃で蒸発乾固し、349,7gの粉末状の乳酸カルシ
ウムカリウム複合塩を得た。Example 3 308 g of calcium lactate pentahydrate was added to 640.5 g of a 20 wt% potassium lactate aqueous solution, and the mixture was heated and stirred at a temperature of 20 to 30 ° C. for 30 minutes to obtain a clear solution. This solution under reduced pressure (30-40mmHg)
Evaporation to dryness at 90-100 ° C gave 349,7 g of powdery calcium potassium lactate complex salt.
実施例４ 乳酸カルシウム無水物218gを50重量％乳酸カリウム水
溶液1281gに加え、50〜70の℃で30分間加熱攪拌して澄
明溶液を得た。この溶液を減圧下（30〜40mmHg）に60〜
70℃で蒸発乾固し、862.1gの粉末状の乳酸カリシウムカ
リウム複合塩を得た。Example 4 218 g of anhydrous calcium lactate was added to 1281 g of 50 wt% potassium lactate aqueous solution, and the mixture was heated and stirred at 50 to 70 ° C. for 30 minutes to obtain a clear solution. This solution under reduced pressure (30-40mmHg) 60 ~
After evaporation to dryness at 70 ° C., 862.1 g of powdery potassium potassium lactate complex salt was obtained.
実施例５ 乳酸カルシウム無水物218gを20重量％乳酸アンモニウ
ム水溶液1070gに加え、20〜30℃の温度で30分間加熱攪
拌して澄明溶液を得た。この溶液を減圧下（20〜30mmH
g）に50〜60℃で蒸発乾固し、504gの粉末状の乳酸カル
シウムアンモニウム複合塩を得た。Example 5 218 g of anhydrous calcium lactate was added to 1070 g of a 20 wt% ammonium lactate aqueous solution, and the mixture was heated and stirred at a temperature of 20 to 30 ° C. for 30 minutes to obtain a clear solution. This solution is decompressed (20-30mmH
g) was evaporated to dryness at 50-60 ° C. to obtain 504 g of powdery calcium ammonium lactate complex salt.
実施例６ 乳酸カルシウム５水塩308gを50重量％乳酸ナトリウム
水溶液896gに加え、60〜70℃の温度で30分間加熱攪拌し
た。次いで常圧下に温度を上げ、130〜160゜で熔融状態
のまま脱水を行なった。脱水終了後バットにあけ、648g
のフレーク状の乳酸カルシウムナトリウム複合塩を得
た。Example 6 308 g of calcium lactate pentahydrate was added to 896 g of a 50 wt% sodium lactate aqueous solution, and the mixture was heated and stirred at a temperature of 60 to 70 ° C. for 30 minutes. Then, the temperature was raised under normal pressure, and dehydration was carried out at 130 to 160 ° in the molten state. After dehydration, open in a vat, 648g
To obtain a flaky calcium sodium lactate complex salt.
実施例７ Ｌ（＋）乳酸カルシウム５水塩308gを50重量％Ｌ
（＋）乳酸ナトリウム水溶液672gに加え、70〜90℃の温
度で30分間加熱攪拌して澄明溶液を得た。この溶液を減
圧下（20〜30mmHg）に50〜60℃の温度で蒸発乾固し、57
2gの粉末状のＬ（＋）乳酸カルシウムナトリウム複合塩
を得た。なお、この乳酸の複合塩は、酸素法による分析
の結果Ｌ（＋）乳酸の塩であることが確認された。Example 7 308 g of L (+) calcium lactate pentahydrate was added to 50% by weight of L
The solution was added to 672 g of (+) sodium lactate aqueous solution and heated and stirred at a temperature of 70 to 90 ° C. for 30 minutes to obtain a clear solution. This solution was evaporated to dryness under reduced pressure (20-30 mmHg) at a temperature of 50-60 ° C.
2 g of powdered L (+) calcium sodium lactate complex salt was obtained. As a result of analysis by the oxygen method, it was confirmed that this complex salt of lactic acid was a salt of L (+) lactic acid.
実施例１〜７で得られた生成物の構造決定のために、
次のごとき定量分析を行なった。For the structure determination of the products obtained in Examples 1-7,
The following quantitative analysis was performed.
実施例１〜７において得られた複合塩について、カル
シウムの定量を原子吸光分析法により行なった。また、
遊離酸の定量をガスクロマトグラフ法により行ない、つ
いで酵素法により乳酸塩中の乳酸の定量を行なった。結
晶水の定量はカールフィッシャー法により行なった。実
施例１〜４および6,7において得られた複合塩につい
て、ナトリウムおよびカリウム定量をフレーム分光分析
法により行なった。また、実施例５において得られた複
合塩について、元素分析法により窒素の定量を行ない、
アンモニウムの定量を行なった。いずれも、結果を第１
表に示す。また、各乳酸塩の融点（幅）を測定したとこ
ろ、第１表のとおりであった。With respect to the complex salts obtained in Examples 1 to 7, calcium was quantified by atomic absorption spectrometry. Also,
The free acid was quantified by gas chromatography, and then the lactic acid in lactate was quantified by the enzymatic method. The amount of water of crystallization was determined by the Karl Fischer method. The sodium and potassium quantification of the complex salts obtained in Examples 1 to 4 and 6,7 was carried out by flame spectroscopy. The nitrogen content of the complex salt obtained in Example 5 was determined by elemental analysis.
Ammonium was quantified. The result is the first
Shown in the table. Further, the melting point (width) of each lactate salt was measured and found to be as shown in Table 1.
第１表に示した結果および乳酸カルシウムの特性より
第２表に示す構造式が決定される。 From the results shown in Table 1 and the characteristics of calcium lactate, the structural formula shown in Table 2 is determined.
（発明の効果） 以上述べたように、本発明は、一般式Ｉで表わされる
乳酸塩が吸湿性の低い固状、粉末状または粉末化可能な
フレーク状であるから、他の粉末状の製品との配合が容
易であるため、食品、化粧品、工業薬品等への利用に際
しては使い易く、極めて有効である。また、前記ｍの範
囲でナトリウム塩、カリウム塩およびアンモニウム塩の
量を変えることができるので、使用目的に応じた粉末状
の乳酸複合塩が得られる。 (Effects of the Invention) As described above, the present invention is characterized by the fact that the lactate represented by the general formula I is in the form of solid, powder or powdery flakes having low hygroscopicity. Since it is easy to mix with, it is easy to use and extremely effective when used in foods, cosmetics, industrial chemicals and the like. Moreover, since the amounts of sodium salt, potassium salt and ammonium salt can be changed within the range of m, a powdery lactic acid complex salt can be obtained according to the purpose of use.
Claims (2)
たはNH4のときは０＜ｍ≦５で、ＭがNaのときは2.4＜ｍ
≦５であり、またｎは０≦ｎ≦５である）で表わされる
固状乳酸塩。1. A general formula I (However, in the formula, M is Na, K or NH 4 , and m is 0 <m ≦ 5 when M is K or NH 4 , and 2.4 <m when M is Na.
≦ 5, and n is 0 ≦ n ≦ 5).
ナトリウム2.4モル＜ｍ≦５モルまたは（ｂ）乳酸カリ
ウムまたは乳酸アンモニウム０モル＜ｍ≦５モルを反応
させることを特徴とする一般式Ｉ （ただし、式中、ＭはNa、ＫまたはNH4、ｍはＭがＫま
たはNH4のときは０＜ｍ≦５で、ＭがNaのときは2.4＜ｍ
≦５であり、またｎは０≦ｎ≦５である）で表わされる
固状乳酸塩の製造方法。2. A general formula characterized by reacting (a) 2.4 mol <m ≦ 5 mol of sodium lactate or (b) 0 mol <m ≦ 5 mol of potassium lactate or ammonium lactate with 1 mol of calcium lactate. I (However, in the formula, M is Na, K or NH 4 , and m is 0 <m ≦ 5 when M is K or NH 4 , and 2.4 <m when M is Na.
≦ 5, and n is 0 ≦ n ≦ 5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62055405A JP2502572B2 (en) | 1987-03-12 | 1987-03-12 | Solid lactate salt and method for producing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62055405A JP2502572B2 (en) | 1987-03-12 | 1987-03-12 | Solid lactate salt and method for producing the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63225332A JPS63225332A (en) | 1988-09-20 |
| JP2502572B2 true JP2502572B2 (en) | 1996-05-29 |
Family
ID=12997631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62055405A Expired - Fee Related JP2502572B2 (en) | 1987-03-12 | 1987-03-12 | Solid lactate salt and method for producing the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2502572B2 (en) |
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| US10660869B2 (en) * | 2012-08-01 | 2020-05-26 | Purac Biochem B.V. | Lactate powder and method for the preparation thereof |
| US10681924B2 (en) | 2013-01-15 | 2020-06-16 | Purac Biochem B.V. | Process of producing a lactate ferment |
| US11856969B2 (en) | 2020-05-01 | 2024-01-02 | Packerland Whey Products Inc. | Compositions and methods for solidified fermented animal feed |
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|---|---|---|---|---|
| EP1434753B1 (en) * | 2001-10-08 | 2011-12-21 | Purac Biochem B.V. | Method for the preparation of a stable alkali metal lactate in powder form |
| JP5024855B2 (en) * | 2006-05-01 | 2012-09-12 | 旭化成ケミカルズ株式会社 | Novel crystal comprising glycolic acid and ammonia and method for producing the same |
| WO2011110593A1 (en) * | 2010-03-12 | 2011-09-15 | Purac Biochem Bv | Stabilised enzyme-containing liquid detergent composition |
| PL3675656T3 (en) * | 2017-10-05 | 2022-02-28 | Purac Biochem B.V. | Lactate powder and method for the preparation thereof |
-
1987
- 1987-03-12 JP JP62055405A patent/JP2502572B2/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10660869B2 (en) * | 2012-08-01 | 2020-05-26 | Purac Biochem B.V. | Lactate powder and method for the preparation thereof |
| US10040833B2 (en) | 2013-01-15 | 2018-08-07 | Purac Biochem B.V. | Nisin production process |
| US10681924B2 (en) | 2013-01-15 | 2020-06-16 | Purac Biochem B.V. | Process of producing a lactate ferment |
| US10765131B2 (en) | 2013-01-15 | 2020-09-08 | Purac Biochem B.V. | Nisin production process |
| US11856969B2 (en) | 2020-05-01 | 2024-01-02 | Packerland Whey Products Inc. | Compositions and methods for solidified fermented animal feed |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63225332A (en) | 1988-09-20 |
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