JPH0235038A - Production of oil-in-water type emulsion - Google Patents

Production of oil-in-water type emulsion

Info

Publication number
JPH0235038A
JPH0235038A JP63185290A JP18529088A JPH0235038A JP H0235038 A JPH0235038 A JP H0235038A JP 63185290 A JP63185290 A JP 63185290A JP 18529088 A JP18529088 A JP 18529088A JP H0235038 A JPH0235038 A JP H0235038A
Authority
JP
Japan
Prior art keywords
oil
water
emulsion
water emulsion
temperature
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
JP63185290A
Other languages
Japanese (ja)
Other versions
JPH0757160B2 (en
Inventor
Hiroaki Kondo
裕昭 近藤
Yoichi Goto
洋一 後藤
Satoshi Kawade
川出 智
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.)
Adeka Corp
Original Assignee
Asahi Denka Kogyo KK
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 Denka Kogyo KK filed Critical Asahi Denka Kogyo KK
Priority to JP63185290A priority Critical patent/JPH0757160B2/en
Publication of JPH0235038A publication Critical patent/JPH0235038A/en
Publication of JPH0757160B2 publication Critical patent/JPH0757160B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Edible Oils And Fats (AREA)
  • Dairy Products (AREA)
  • Confectionery (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
  • Grain Derivatives (AREA)

Abstract

PURPOSE:To obtain the title emulsion having excellent shelf stability free from scorched part by blending, emulsifying edible fats and oils, protein material and water, transferring the emulsion into a device having a cooled wall part, heating the emulsion by pouring high-temperature steam and then evaporating water under reduced pressure. CONSTITUTION:(A) 1-70wt.% edible fats and oils such as animal and vegetable fats and oils or butter are blended with (B) 0.2-10wt.% protein material such as casein or glair, (C) water and optionally an emulsifying agent such as phospholipid to give an oil-in-water type emulsion. The emulsion is transferred into (D) a device having a mixing part to pour steam, high-temperature steam is poured to the device while cooling the wall part of the mixing part, the temperature of the emulsion is raised to 100-160 deg.C, the emulsion is maintained for 1-30 seconds and then water is evaporated under reduced pressure to give the aimed emulsion.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、水中油型乳化物の製造法に関するもので、本
発明の製造法により得られる水中油型乳化物は長期保存
性に優れ、流通に適し、しかも風味良好なもので、例え
ば製菓、製パン用のフィリング、トッピング材、コーヒ
ークリーム或いは調理用素材等として広く用いることが
できる。
[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a method for producing an oil-in-water emulsion, and the oil-in-water emulsion obtained by the production method of the present invention has excellent long-term storage stability. It is suitable for distribution and has a good flavor, and can be widely used, for example, as a filling for confectionery and bread making, a topping material, coffee cream, or a cooking material.

〔従来の技術及び発明が解決しようとする課題]水中油
型乳化物としては、ホイップクリーム、コーヒークリー
ム、スープ、カスタードクリームやフラワーペースト類
及び惣菜用途のソース類等があるが、このような水中油
型乳化物の保存性を高める方法として、従来、レトルト
パウチ等のように容器に詰めた後に加圧・加熱殺菌する
方法や、掻き取り成熱交換機を利用する等の間接加熱方
式により連続的に殺菌する連続殺菌処理方法等が行われ
ていた。
[Prior art and problems to be solved by the invention] Examples of oil-in-water emulsions include whipped cream, coffee cream, soup, custard cream, flower paste, and sauces for side dishes. Conventionally, methods to improve the shelf life of oil-based emulsions include sterilizing them under pressure and heat after filling them in containers such as retort pouches, and sterilizing them continuously by indirect heating methods such as using a scraped heat exchanger. Continuous sterilization methods were used to sterilize the bacteria.

しかし、間接加熱方式による連続殺菌処理方法では、水
中油型乳化物を加熱処理して殺菌温度迄昇温させて殺菌
した後該殺薗温度から冷却するのに長い時間を要し、そ
の際に受ける熱履歴が大きく、製品の風味、色調、栄養
価、テクスチャー等に不満足な点があり、また、掻き取
り弐熱交換機の伝熱面に焦げつきを生じやすい問題点が
あった。
However, in the continuous sterilization method using indirect heating, it takes a long time to heat the oil-in-water emulsion to raise the temperature to the sterilization temperature, sterilize it, and then cool it down from the sterilization temperature. The heat history experienced by the product is large, and the flavor, color, nutritional value, texture, etc. of the product are unsatisfactory, and there is also the problem that the heat transfer surface of the scraped heat exchanger tends to become scorched.

そこで、熱履歴の小さい加熱殺菌方法として直接加熱方
式による超高温瞬間殺菌機を用いる方法も試みられてい
る(特開昭63−44841号公報)。ところが、上記
直接加熱方式では、高温水蒸気を製品に直接混合するの
で、水蒸気と製品とを混合するための蒸気注入部及びジ
ャケット部が高温になりすぎ、その為、蛋白質素材を含
有する水中油型乳化物の場合はコゲが生じそのコゲが製
品に混入するという問題があった。このように製品にコ
ゲが混入するとカビ等と見誤られたり、見映えが悪くな
ってクレームの原因となったりするため、上記問題を解
消すべく蛋白質素材の添加量を減らしたり、加熱温度を
下げることにより対処してきた。
Therefore, as a heat sterilization method with a small thermal history, a method using an ultra-high temperature instant sterilizer using a direct heating method has been attempted (Japanese Patent Laid-Open No. 63-44841). However, in the above-mentioned direct heating method, high-temperature steam is directly mixed into the product, so the steam injection part and jacket part for mixing the steam and product become too hot. In the case of emulsions, there is a problem in that burns occur and the burns are mixed into the product. If burnt material is mixed into the product, it may be mistaken for mold or the like, or the product may look unsightly, leading to complaints. To solve the above problems, it is necessary to reduce the amount of protein material added and increase the heating temperature. We have dealt with this by lowering it.

しかしながら、加熱温度を下げると保存性が低下し、細
菌問題が生じる恐れがあり、また、蛋白質を減らすと風
味が悪くなる等の別な問題が生じる。
However, lowering the heating temperature may reduce storage stability and cause bacterial problems, and reducing protein may cause other problems such as poor flavor.

また、一方において、最近の食品の高級化、多様化に対
応して、長門保存性に優れ、流通に通し、作業性に優れ
、風味が良好な水中油型乳化物をより合理的に生産する
ことが要望されてきた。
On the other hand, in response to the recent upscale and diversification of food products, we aim to more rationally produce oil-in-water emulsions that have excellent shelf life, are easy to distribute, are easy to work with, and have a good flavor. This has been requested.

従って、本発明の目的は上述のようなコゲが発生すると
いう欠点が解消され、しかも保存性及び作業性に優れ、
流通に適し且つ風味良好で利用範囲の広い水中油型乳化
物の製造法を提供することにある。
Therefore, the object of the present invention is to eliminate the above-mentioned disadvantage of burnt formation, and to have excellent storage stability and workability.
It is an object of the present invention to provide a method for producing an oil-in-water emulsion that is suitable for distribution, has good flavor, and has a wide range of uses.

〔課題を解決するための手段] 本発明者らは、上記問題を解決する為に鋭意研究した結
果、特定の手段を用いることにより、上記目的が達成さ
れることを知見した。
[Means for Solving the Problems] As a result of intensive research to solve the above problems, the present inventors found that the above objects could be achieved by using specific means.

本発明は蒸気知見によりなされたもので、以下のI〜I
IIの工程からなる水中油型乳化物の製造法を提供する
ものである。
The present invention was made based on the knowledge of steam, and the following I to I
The present invention provides a method for producing an oil-in-water emulsion comprising step II.

10食用油脂1〜70重量%、蛋白質素材0.2〜10
重世%及び水を必須成分とする水中油型乳化物を鋼製す
る乳化工程、 II、水蒸気注入手段を備えた混合部を有し、且つ該混
合部を構成する壁部を冷却する冷却手段が付設されてい
る高温蒸気注入部を備えた装置°を用い、上記壁部の少
なくとも一部を冷却しながら、上記混合部に導いた上記
水中油型乳化物と高温水蒸気とを混合し、該水中油型乳
化物の温度を100〜160℃に1〜30秒間保持する
直接加熱処理工程、及び III、加熱状態にある上記水中油型乳化物中の水分を
減圧蒸発させることにより該水中油型乳化物を冷却する
蒸発冷却工程。
10 Edible fats and oils 1-70% by weight, protein materials 0.2-10
An emulsification process for producing an oil-in-water emulsion containing water as essential components; II. A cooling means having a mixing section equipped with a steam injection means and cooling a wall constituting the mixing section. The oil-in-water emulsion introduced into the mixing section is mixed with the high-temperature steam while cooling at least a portion of the wall using a device equipped with a high-temperature steam injection section attached to the A direct heat treatment step in which the temperature of the oil-in-water emulsion is maintained at 100 to 160° C. for 1 to 30 seconds, and III. Evaporative cooling process to cool the emulsion.

〔作用〕[Effect]

本発明では、水中油型乳化物に高温水蒸気を混合して加
熱殺菌を行うに際し、混合部を構成する壁部の少なくと
も一部を冷却することにより、水中油型乳化物に過熱に
よるコゲが生しることを防止するものである。
In the present invention, when heat sterilizing an oil-in-water emulsion by mixing high-temperature steam, cooling at least a part of the wall constituting the mixing section prevents burnt in the oil-in-water emulsion due to overheating. This is to prevent people from doing so.

以下、本発明の水中油型乳化物の製造法について詳述す
る。
Hereinafter, the method for producing the oil-in-water emulsion of the present invention will be described in detail.

本発明で用いられる食用油脂としては、天然の動植物油
脂の他、それらにエステル交換、水素添加、分別等を施
した加工油脂や、バター、マーガリン、ショートニング
等が挙げられ、これらを単独若しくは混合したものが用
いられる。
The edible oils and fats used in the present invention include natural animal and vegetable oils, processed oils and fats obtained by subjecting them to transesterification, hydrogenation, fractionation, etc., butter, margarine, shortening, etc., and these may be used alone or in combination. things are used.

上記食用油脂の添加量は、油分として1〜70重量%、
好ましくは2〜45重量%である。1重量%未満では、
食感の悪いものとなり、70重世%以上では、水中油型
の乳化物を得ることは不可能となる。
The amount of the above edible fat added is 1 to 70% by weight as oil;
Preferably it is 2 to 45% by weight. Less than 1% by weight,
The texture becomes poor, and if the content exceeds 70%, it becomes impossible to obtain an oil-in-water type emulsion.

また、上記食用油脂(油相)には、必要に応じて、抗酸
化剤、油溶性色素等を添加することができる。
Moreover, an antioxidant, an oil-soluble coloring agent, etc. can be added to the above-mentioned edible fat (oil phase) as needed.

また、本発明においては、蛋白質素材が必須の成分とし
て用いられる。上記食用油脂と、水及びその他所型によ
り加えられる水溶性、水分散性の副原料(後述する)を
含んだ水相とを、水中油型に乳化させる際に、上記蛋白
質素材の界面活性作用を利用することができるが、界面
活性作用が不充分な場合などは、さらに所望により乳化
剤を添加することができる。
Further, in the present invention, a protein material is used as an essential component. When emulsifying the above edible oil and fat and an aqueous phase containing water and other water-soluble and water-dispersible auxiliary materials added depending on the type (described later) into an oil-in-water type, the surface active action of the above protein material However, if the surfactant effect is insufficient, an emulsifier may be added if desired.

本発明で用いられる上記蛋白質素材としては、界面活性
作用を有する水溶性の単純蛋白質(アルブミン区分)、
複合蛋白質(tJ!蛋白質、リン蛋白質、核蛋白質、色
素蛋白質等)及び蛋白質の加水分散物を含んでいる食用
素材、具体的には、獣乳、カゼイン、カゼインナトリウ
ム、脱脂粉乳、ホエーパウダー、卵黄、卵白及びその粉
末、大豆蛋白質及びこれらを酵素的若しくは化学的に分
解後に水抽出したもの並びに各種アミノ酸及びペプチド
等が挙げられ、これらを単独で用いても良いし、2種以
上を併用しても良い。
The above-mentioned protein materials used in the present invention include water-soluble simple proteins (albumin category) having surfactant action;
Edible materials containing complex proteins (tJ! protein, phosphoprotein, nuclear protein, pigment protein, etc.) and protein hydrodispersions, specifically animal milk, casein, sodium caseinate, skim milk powder, whey powder, egg yolk , egg white and its powder, soybean protein and those extracted with water after enzymatic or chemical decomposition, various amino acids and peptides, etc. These may be used alone or in combination of two or more. Also good.

本発明において、食用油脂と水相を水中油型に乳化させ
るには、上述のように蛋白質素材のみを用いても良いし
、また乳化剤を併用しても良い。
In the present invention, in order to emulsify the edible oil and fat and the aqueous phase into an oil-in-water type, the protein material alone may be used as described above, or an emulsifier may be used in combination.

上記の蛋白質素材及び乳化剤の使用量は、食用油脂と水
相とを水中油型に安定に乳化させるのに十分な量であれ
ば良い。
The amounts of the above-mentioned protein material and emulsifier used may be sufficient as long as they are sufficient to stably emulsify the edible oil and fat and the water phase into an oil-in-water type.

通常、蛋白質素材のみを用いる場合には、蛋白質量とし
て0.2〜10重量%であるのが良い。
Usually, when only protein material is used, the amount of protein is preferably 0.2 to 10% by weight.

蛋白質素材の量が0.2重量%以下であると、風味が悪
いものとなり、10重量%以上であると蛋白質の変性に
よる凝固が起こり、直接加熱方式の熱処理が不可能とな
る。
If the amount of the protein material is less than 0.2% by weight, the flavor will be bad, and if it is more than 10% by weight, coagulation will occur due to protein denaturation, making direct heat treatment impossible.

また、上記両者を併用する場合には、蛋白質素材の使用
量0.2〜10重量%に対して、乳化剤0゜05〜4重
量%であるのが良い。
When both of the above are used in combination, it is preferable that the emulsifier be used in an amount of 0.05 to 4% by weight relative to 0.2 to 10% by weight of the protein material.

また、本発明で所望により用いられる上記乳化剤として
は、食品に添加することのできるものであればどのよう
な乳化剤でも良いが、例えば、グリセリン脂肪酸エステ
ル、ソルビタン脂肪酸エステル、蔗糖脂肪酸エステル、
プロピレングリコール脂肪酸エステル、リン脂質等が挙
げられ、これらを単独で用いても良いし、2種以上を併
用しても良い。これらの乳化剤を使用する場合、油溶性
の乳化剤は食用油脂(油相)に溶解させるのが良く、ま
た水溶性の乳化剤は水相に溶解させるのが良い。
Further, the emulsifier used as desired in the present invention may be any emulsifier as long as it can be added to foods, but examples include glycerin fatty acid ester, sorbitan fatty acid ester, sucrose fatty acid ester,
Examples include propylene glycol fatty acid esters and phospholipids, and these may be used alone or in combination of two or more. When using these emulsifiers, oil-soluble emulsifiers are preferably dissolved in edible fats and oils (oil phase), and water-soluble emulsifiers are preferably dissolved in an aqueous phase.

本発明の水中油型乳化物には、本発明の目的の範囲内で
、所望によりさらに副原料として、ブドウ糖、果糖、蔗
糖、麦芽糖、麦芽糖水飴、糖アルコール、デキストリン
等の水溶性ll!類や、食塩、塩化カリウム、クエン酸
ナトリウム、リン酸塩、グルタミン酸ソーダ等の塩類や
、ゼラチン、高メトキシルペクチン、低メトキシルペク
チン等のペクチン類、ローカストビーンガム、キサンタ
ンガム、カラギーナン、ファーセレラン、寒天、及ヒタ
マリンド種子多等類、カルボキシメチルセルロース等の
糊料、乳酸、クエン酸等の酸、結晶セルロース、ビーナ
ツツ粉末、ビーナツツペースト、カカオパウダー、チー
ズパウダー、ゴマ、生餡、煉り餡、米粉、小麦粉、トウ
モロコシ粉等の穀粉、馬鈴薯、米、コーン、ワキシコー
ン、せ薯、小麦、タピオカ、小豆、インゲン豆、ササゲ
、ソラ豆、及び豆類等に由来する澱粉やこれらの澱粉を
原料とする焙焼デキストリン、酵素変性澱粉、エステル
化澱粉、酸化澱粉、エーテル化゛澱扮、架橋澱粉等の化
工澱粉類、獣乳、果汁、果実・野菜の処理物、エキス類
、調味料、香辛料、香料、着色料等の水溶性@IJ質、
水分散性物質、油溶性物質、油分散性物質を適宜組み合
わせて使用することができる。
Within the scope of the purpose of the present invention, the oil-in-water emulsion of the present invention may optionally contain water-soluble substances such as glucose, fructose, sucrose, maltose, maltose syrup, sugar alcohol, and dextrin as auxiliary raw materials. salts such as table salt, potassium chloride, sodium citrate, phosphate, monosodium glutamate, gelatin, pectins such as high methoxyl pectin, low methoxyl pectin, locust bean gum, xanthan gum, carrageenan, farcellan, agar, and Various kinds of tamarind seeds, thickeners such as carboxymethylcellulose, acids such as lactic acid and citric acid, crystalline cellulose, bean nut powder, bean nut paste, cacao powder, cheese powder, sesame seeds, raw bean paste, fermented bean paste, rice flour, wheat flour, corn Starches derived from grain flour such as flour, potato, rice, corn, waxy corn, Japanese yam, wheat, tapioca, adzuki beans, kidney beans, cowpeas, fava beans, beans, etc., and roasted dextrins and enzymes made from these starches. Modified starches, esterified starches, oxidized starches, etherified starches, cross-linked starches and other modified starches, animal milk, fruit juices, processed fruit and vegetable products, extracts, seasonings, spices, flavors, colorants, etc. Water soluble @IJ quality,
Water-dispersible substances, oil-soluble substances, and oil-dispersible substances can be used in appropriate combinations.

尚、これらの副原料が油脂、蛋白質素材を含有する場合
は、これらを含めた水中油型乳化物中の食用油脂、蛋白
質素材の量が先に規定した量でなければならない。
In addition, when these auxiliary raw materials contain fats and oils and protein materials, the amounts of the edible oils and fats and protein materials in the oil-in-water emulsion containing these must be the amounts specified above.

而して、本発明を実施するに際しては、先ず、食用油脂
1〜70重量%、蛋白質素材0.2〜10重量%、及び
水を必須成分とする水中油型乳化物を乳化・鋼製する。
Therefore, when carrying out the present invention, first, an oil-in-water emulsion containing 1 to 70% by weight of edible fat, 0.2 to 10% by weight of protein material, and water as essential components is emulsified and made into steel. .

本発明における乳化工程は、直接加熱処理を行う前に、
貯槽内で、油相(食用油脂、油溶性乳化剤を用いる場合
はこの乳化剤、及び所望により加えられる油溶性、油分
散性副原料からなる)と、水相(澱粉類、水溶性乳化剤
を用いる場合はこの乳化剤及び蛋白質素材、及び所望に
より加えられる水溶性、水分散性副原料からなる)と、
を撹拌混合して水中油型に予備乳化する程度でも良いが
、必要ならば、直接加熱処理を行う前に、更に必要なら
ば、直接加熱処理の後に、ホモミキサー、ホモジナイザ
ー、コロイドミル等の乳化機を用いて均質に乳化しても
良い。
In the emulsification step of the present invention, before direct heat treatment,
In the storage tank, an oil phase (consisting of edible oils and fats, an oil-soluble emulsifier if used, and oil-soluble and oil-dispersible auxiliary materials added as desired) and an aqueous phase (starch, if a water-soluble emulsifier is used) consists of this emulsifier, protein material, and water-soluble and water-dispersible auxiliary materials added as desired);
Pre-emulsification into an oil-in-water type by stirring and mixing is sufficient, but if necessary, emulsification using a homomixer, homogenizer, colloid mill, etc. can be carried out before direct heat treatment, and if necessary, after direct heat treatment. It may be homogeneously emulsified using a machine.

また、直接加熱処理前に、熱交tfA機等により水中油
型予備乳化物の予備加熱を行っても良い。
Further, before the direct heat treatment, the oil-in-water pre-emulsion may be pre-heated using a heat exchanger tfA machine or the like.

次いで、上述の如くして得られた水中油型乳化物を直接
加熱処理する。
Next, the oil-in-water emulsion obtained as described above is directly heat-treated.

本発明における直接加熱処理工程は、上述の水中油型乳
化物と高温水蒸気とを混合し、昇温させることによって
行われるが、その際水中油型乳化物を十分加熱し、且つ
殺菌を十分に行える程度の温度と保持時間が必要とされ
、通常、大兄100〜160℃で1〜30秒間、好まし
くは135〜150℃で2〜10秒間の加熱処理を行う
、加熱温度及び時間がそれぞれ上記の下限以下であると
細菌が残存する問題が生じ、逆に上記の上限以上である
とコゲを生じ易くなる。
The direct heat treatment step in the present invention is carried out by mixing the above-mentioned oil-in-water emulsion and high-temperature steam and raising the temperature. At this time, the oil-in-water emulsion is sufficiently heated and sterilized sufficiently. Usually, heat treatment is performed at 100 to 160°C for 1 to 30 seconds, preferably at 135 to 150°C for 2 to 10 seconds. If it is below the lower limit, there will be a problem that bacteria will remain, and conversely, if it is above the above upper limit, scorch will easily occur.

本発明においては上記加熱処理を行うに際し、水蒸気注
入手段を備えた混合部を有し、且つ該混合部を構成する
壁部の外側の少なくとも一部に冷却手段が付設されてい
る高温蒸気注入部を備えた装置が用いられる。上記混合
部に、被加熱処理流体である水中油型乳化物が導入され
、該混合部を通過する間に高温水蒸気が注入され、該乳
化物と注入された高温水蒸気との混合が行われ、上記水
中油型乳化物は上記所定温度に所定時間加熱される。
In the present invention, when performing the above-mentioned heat treatment, a high-temperature steam injection section is provided, which has a mixing section equipped with a steam injection means, and a cooling means is attached to at least a part of the outside of the wall portion constituting the mixing section. A device equipped with this is used. An oil-in-water emulsion, which is a fluid to be heated, is introduced into the mixing section, high-temperature steam is injected while passing through the mixing section, and the emulsion and the injected high-temperature steam are mixed, The oil-in-water emulsion is heated to the predetermined temperature for a predetermined time.

上記混合部における壁部を冷却するための手段は特に限
定されないが、該壁部の外側に冷却液を流通させる冷却
機構を付設するのが良い。冷却液としては比熱の高い液
体を使用すれば良く、特に水が好ましい。
Although the means for cooling the wall in the mixing section is not particularly limited, it is preferable to attach a cooling mechanism for circulating a cooling liquid to the outside of the wall. As the cooling liquid, a liquid having a high specific heat may be used, and water is particularly preferable.

冷却の程度は、コゲが生じない程度で且つ上記加熱温度
に所定の時間保持できる程度にすれば良い。具体的には
、加熱温度、乳化物の比熱、ジャケット部(壁部)の厚
み等により影響されるが、例えば2 t/hの乳化物の
加熱処理の能力を有する装置を用いる場合、1秒あたり
200cal〜2000calの熱量を乳化物から除去
できる程度の冷却を行えば良い。
The degree of cooling may be such that burns do not occur and the heating temperature can be maintained for a predetermined period of time. Specifically, it is affected by the heating temperature, the specific heat of the emulsion, the thickness of the jacket part (wall part), etc., but for example, when using a device that has the ability to heat the emulsion at 2 t/h, the heating time is 1 second. Cooling may be performed to the extent that 200 to 2000 cal of heat can be removed from the emulsion.

続いて、加熱後、水中油型乳化物は、減圧処理され、含
有する水分を蒸発させることによって冷却される。
Subsequently, after heating, the oil-in-water emulsion is subjected to a vacuum treatment and cooled by evaporating the water content.

上記蒸発冷却工程における冷却の程度は、加熱処理の前
後において水中油型乳化物に含有されている水分を路間
−にするという目的では、高温水蒸気注入前の水中油型
乳化物の温度よりも1〜2℃高めの温度迄冷却するのが
好ましいが、特に冷却の程度に制限はない。また、減圧
蒸発によって冷却した後、更に熱交換機等により冷却し
ても良い 尚、上述の直接加熱処理を行うための装置とさいては、
乳化物に高温水蒸気を短時間で且つ確実に混合すること
が可能な手段と、混合部を構成する壁部の少なくとも一
部を冷却する手段とを備えた装置であれば特に制限なく
使用可能である。そのために、市販の各種直接加熱方式
の加熱装置を利用することができ、該装置に冷却手段を
設けた装置を用いて行うことができる。
The degree of cooling in the above evaporative cooling step is set to be lower than the temperature of the oil-in-water emulsion before high-temperature steam injection, in order to reduce the moisture contained in the oil-in-water emulsion before and after the heat treatment. Although it is preferable to cool to a temperature 1 to 2° C. higher, there is no particular restriction on the degree of cooling. In addition, after cooling by reduced pressure evaporation, it may be further cooled by a heat exchanger, etc. However, in the case of the device for performing the above-mentioned direct heat treatment,
Any device can be used without particular restrictions as long as it is equipped with a means that can reliably mix high-temperature steam into an emulsion in a short time and a means that cools at least a portion of the wall that constitutes the mixing section. be. For this purpose, various commercially available direct heating type heating devices can be used, and the heating can be carried out using a device provided with a cooling means.

有効に利用できる市販の加熱装置としては、例えば、ユ
ーペリゼーシゴン滅菌装置(アルプラ社製)、アルファ
ラハルVTISiJM菌装置(アルファラバル社製)、
ラギアー滅菌装置(ラギアー社製)、バラリゼーター(
パンシュ・アンド・ソルケボーク社製) 、C,P、 
Vac、 Heat VHT殺菌装置(クリマリ−・パ
ッケージ社製)、KID’sクフカー(キッコーマンC
@製)、ノリタケクツキング装置(■ノリタケカンパニ
ーリミテンド製)、ジェットクツカー装置(アルファラ
バル社製)、呉羽式超高温瞬間殺菌装置(呉羽エンジニ
アリング■製)等がある。
Commercially available heating devices that can be effectively used include, for example, the Euperizesigon sterilizer (manufactured by Alpla), the Alfalahal VTISiJM sterilizer (manufactured by Alfa Laval),
Lagiar sterilizer (manufactured by Lagiar), balarizer (
(manufactured by Pansch & Solkebog), C, P,
Vac, Heat VHT sterilizer (manufactured by Creamery Package Co., Ltd.), KID's Kuffker (Kikkoman C
Examples include the Noritake Kutsuking device (manufactured by Noritake Company Limited), the jet cutting device (manufactured by Alfa Laval), and the Kureha ultra-high temperature instant sterilization device (manufactured by Kureha Engineering).

更に、この直接加熱処理は、高温水蒸気注入細孔を多数
個有する多孔部材(水蒸気注入手段)を少なくとも1つ
の面として有し、該多孔部材に対向形成された壁部(混
合部を構成する)との間に形成される薄層空間内(混合
部)を0.05〜1.5m/秒の流速で水中油型乳化物
を移動させつつ、該水中油−型乳化物に上記多孔部材の
細孔より高温水蒸気を注入することによって行うのが良
く、このような機構の高温水蒸気注入部を有し、直接加
熱処理を行うことができる混合部を備えた装置としては
、上記の呉羽式超高温瞬間殺菌装置(呉羽エンジニアリ
ング■製)が好適である。
Furthermore, this direct heat treatment has a porous member (steam injection means) having a large number of high-temperature steam injection pores as at least one surface, and a wall portion (constituting the mixing section) formed opposite to the porous member. While moving the oil-in-water emulsion at a flow rate of 0.05 to 1.5 m/sec in the thin layer space (mixing section) formed between the porous member and This is preferably carried out by injecting high-temperature steam through the pores, and the above-mentioned Kureha type super A high-temperature instant sterilizer (manufactured by Kureha Engineering) is suitable.

呉羽式超高温瞬間殺菌装置の高温水蒸気注入部の構造の
詳細については、特開昭58−205481号公報に説
明されているが、本発明の実施に好適な装置の高温水蒸
気注入部は、これに更に、乳化物流体の通過する上記混
合部を構成する壁部の外側に、冷却水の流通路(冷却手
段)を設けた構造のものが好適であり、その概略を示し
たのが第1図及び第2図である。
The details of the structure of the high-temperature steam injection part of the Kureha type ultra-high temperature instant sterilizer are explained in Japanese Patent Application Laid-Open No. 58-205481, but the high-temperature steam injection part of the apparatus suitable for carrying out the present invention is described in this publication. Furthermore, it is preferable to have a structure in which a cooling water flow passage (cooling means) is provided on the outside of the wall constituting the mixing part through which the emulsion fluid passes, and the outline of this is shown in Part 1. FIG.

即ち、第1図は、本発明の実施に用いられる超高温瞬間
殺菌装置の要部を示すもので、その高温水蒸気注入部を
、水中油型乳化物の移動方向の側方から見た断面図、第
2図は、第1図のA−A線断面図である。図中、1は高
温水蒸気注入細孔1aを多数個有する多孔部材(多孔板
)、2は混合部を構成する壁部、3は上記多孔板1と上
記壁部2によって形成される薄層空間(混合部)、4は
高温水蒸気導入口、5は水中油型乳化物入口、6は水中
油型乳化物出口、7は冷却水入口、8は冷却水出口、及
び9は混合部を構成する上記壁部2の外側に付設された
冷却水通路(冷却手段)である。
That is, FIG. 1 shows the main parts of the ultra-high temperature instant sterilization apparatus used in the implementation of the present invention, and is a cross-sectional view of the high-temperature steam injection section viewed from the side in the direction of movement of the oil-in-water emulsion. , FIG. 2 is a sectional view taken along the line A-A in FIG. 1. In the figure, 1 is a porous member (perforated plate) having a large number of high-temperature steam injection pores 1a, 2 is a wall portion constituting a mixing section, and 3 is a thin layer space formed by the perforated plate 1 and the wall portion 2. (mixing section), 4 constitutes a high temperature steam inlet, 5 an oil-in-water emulsion inlet, 6 an oil-in-water emulsion outlet, 7 a cooling water inlet, 8 a cooling water outlet, and 9 a mixing section. This is a cooling water passage (cooling means) attached to the outside of the wall portion 2.

上記薄層空間3の厚さは、1〜15mm、好ましくは2
〜10mが良く、また、上記高温水蒸気注入細孔1aの
直径は、0.1〜4鴫、好ましくは064〜2鵬が良い
。また上記冷却水通路は、図のように壁部の全部に付設
する場合に限るものでなく、その一部に付設しても良い
The thickness of the thin layer space 3 is 1 to 15 mm, preferably 2 mm.
The diameter of the high temperature steam injection pore 1a is preferably 0.1 to 4 m, preferably 0.64 to 2 m. Further, the cooling water passage is not limited to the case where it is attached to the entire wall portion as shown in the figure, but may be attached to a part of the wall portion.

また、第3図は、本発明における直接加熱処理の工程の
一例を示すフローシートで、■は水中油型乳化物の供給
タンク、■は供給ポンプ、■は高温水蒸気注入部、■は
高温保持部、■は減圧除水・冷却部、■は製品タンク、
■は減圧除去した水のコンデンサー、■は真空ポンプで
ある。
In addition, Fig. 3 is a flow sheet showing an example of the direct heat treatment process in the present invention, where ■ is a supply tank for oil-in-water emulsion, ■ is a supply pump, ■ is a high-temperature steam injection part, and ■ is a high-temperature holding part. ■ is the vacuum water removal/cooling section, ■ is the product tank,
■ is a condenser for the water removed under reduced pressure, and ■ is a vacuum pump.

〔実施例〕〔Example〕

以下に本発明の実施例を比較例と共に挙げ、本発明を更
に詳細に説明するが、以下の実施例は本発明を何等制限
するものではない。
EXAMPLES The present invention will be explained in more detail by referring to examples of the present invention together with comparative examples, but the following examples are not intended to limit the present invention in any way.

尚、製品である乳化物に対するコゲの混入状態を所定時
間の経過ごとにまとめ、その結果を下記表−1に示した
The state of burnt contamination in the emulsion product was summarized at each predetermined time period, and the results are shown in Table 1 below.

実施例1 先ず、上白糖15重量部、コーンスターチ5重量部、薄
力粉3重量部、脱脂粉乳4重量部、卵黄10重量部、ゼ
ラチン0.2重量部、カスタードフレーバー0.2重量
部、トリポリリン酸ソーダ0.1重量部及び水47重量
部をそれぞれ混合して水相を上用製した。
Example 1 First, 15 parts by weight of white sugar, 5 parts by weight of cornstarch, 3 parts by weight of soft flour, 4 parts by weight of skim milk powder, 10 parts by weight of egg yolk, 0.2 parts by weight of gelatin, 0.2 parts by weight of custard flavor, and sodium tripolyphosphate. An aqueous phase was prepared by mixing 0.1 part by weight and 47 parts by weight of water.

次いで、上記水相を50℃に加熱しつつ、これに50℃
に加熱した食用大豆油20重量部にソルビタン脂肪酸エ
ステルを0.5重量部溶解させたものを少しずつ加えて
水中油型に乳化させ、更に高圧ホモジナイザーにて均質
化圧力100 kg/c+aの下で均質化処理を行った
Next, while heating the aqueous phase to 50°C,
Add 0.5 parts by weight of sorbitan fatty acid ester dissolved in 20 parts by weight of edible soybean oil heated to 20 parts by weight to emulsify it into an oil-in-water type, and further homogenize with a high-pressure homogenizer under a pressure of 100 kg/c+a. A homogenization process was performed.

次いで、この水中油型乳化物を50℃に保持しながら、
呉羽式超高温瞬間殺菌装置(呉羽エンジニアリング■製
;処理能力2t/h)に第1〜2図に示したような冷却
機構を設けた装置を用い、乳化物の温度を135℃に1
0秒間保持した後、減圧1発によって52℃まで冷却し
た。加熱処理中は、冷却水通路7に冷却水(20℃)を
流して混合部を構成する壁部を冷却した(除去熱量80
Qcal/秒)、この水中油型乳化物のコゲの混入状態
は下記表1に示した通りであり、風味も良いものであっ
た。
Next, while maintaining this oil-in-water emulsion at 50°C,
Using a Kureha-type ultra-high temperature instant sterilizer (manufactured by Kureha Engineering ■; processing capacity 2t/h) equipped with a cooling mechanism as shown in Figures 1 and 2, the temperature of the emulsion was reduced to 135°C.
After holding for 0 seconds, the temperature was cooled to 52° C. by applying one shot of reduced pressure. During the heat treatment, cooling water (20°C) was flowed through the cooling water passage 7 to cool the wall that constitutes the mixing section (removed heat amount 80°C).
Qcal/sec), the state of the burnt contamination in this oil-in-water emulsion was as shown in Table 1 below, and the flavor was also good.

実施例2 先ず、脱脂粉乳15重量部、牛乳20重量部、乳糖5重
量部、ヘキサメタリン酸ソーダ0.2重量部、ミルタフ
レーバー0.5重量部、及び水49重量部をそれぞれ混
合して水相を鋼製した。
Example 2 First, 15 parts by weight of skim milk powder, 20 parts by weight of milk, 5 parts by weight of lactose, 0.2 parts by weight of sodium hexametaphosphate, 0.5 parts by weight of Mirta Flavor, and 49 parts by weight of water were mixed to form an aqueous phase. Made of steel.

次いで、上記水相を50℃に加熱しつつ、これに50℃
に加熱したコーン油10重量部にモノグリセライド0.
3重量部溶解させたものを少しずつ加え、水中油型に乳
化させ、更に高圧ホモジナイザーにて均質化圧力100
kg/ciO下で均質化処理を行った。
Next, while heating the aqueous phase to 50°C,
Add 0.0 parts of monoglyceride to 10 parts by weight of corn oil heated to .
Add the dissolved 3 parts by weight little by little to emulsify it into an oil-in-water type, and then homogenize at a pressure of 100 using a high-pressure homogenizer.
Homogenization treatment was performed under kg/ciO.

次いで、この水中油型乳化物を50’Cに保持しながら
、呉羽式超高温瞬間殺菌装置(呉羽エンジニアリング■
製;処理能力2t/h)に第1〜2図に示したような冷
却i構を設けた装置を用い、乳化物の温度を150℃に
3秒間保持した後、減圧蒸発によって52゛Cまで冷却
した。加熱処理中は冷却水通路9に冷却水(20’C)
を流して混合部を構成する壁部を冷却した(除去熱量8
00ca1/秒)。この水中油型乳化物のコゲ混入状態
は、下記表1に示した通りであり、風味も良いものであ
った。
Next, while maintaining this oil-in-water emulsion at 50'C, a Kureha type ultra-high temperature instant sterilizer (Kureha Engineering ■
Using an apparatus equipped with a cooling mechanism as shown in Figures 1 and 2, the temperature of the emulsion was maintained at 150°C for 3 seconds, and then evaporated under reduced pressure to 52°C. Cooled. Cooling water (20'C) is supplied to the cooling water passage 9 during heat treatment.
was poured to cool the wall that constitutes the mixing section (removed heat amount 8
00ca1/sec). The oil-in-water emulsion had a burnt state as shown in Table 1 below, and had a good flavor.

比較例1 実施例1と同様の方法にて鋼製した水中油型乳化物を5
0℃に保持しながら呉羽式超高温瞬間殺菌装置(呉羽エ
ンジニアリング■製)を用いて乳化物の温度を135℃
に10秒間保持した後減圧蒸発によって52℃まで冷却
した。加熱処理中は高温水蒸気温合部壁を冷却しなかっ
た。この水中油型乳化物のコゲの混入状態を下記表1に
示した。
Comparative Example 1 An oil-in-water emulsion made of steel in the same manner as in Example 1 was
While maintaining the emulsion at 0°C, the temperature of the emulsion was raised to 135°C using a Kureha ultra-high temperature instant sterilizer (manufactured by Kureha Engineering).
After holding the temperature for 10 seconds, the mixture was cooled to 52° C. by evaporation under reduced pressure. During the heat treatment, the wall of the high-temperature steam heating section was not cooled. The state of burnt contamination in this oil-in-water emulsion is shown in Table 1 below.

比較例2 実施例2と同様の方法にて鋼製した水中油型乳化物を5
0℃に保持しながら、呉羽式超高温瞬間殺菌装置(呉羽
エンジニアリング■製)を用いて乳化物の温度を150
℃に3秒間保持した後減圧蒸発によって52℃まで冷却
した。加熱処理中は冷却水を流さず高温水蒸気温合部壁
を冷却しなかった。この水中油型乳化物のコゲの混入状
態を下記表1に示した。
Comparative Example 2 An oil-in-water emulsion made of steel in the same manner as in Example 2 was
While maintaining the emulsion at 0°C, the temperature of the emulsion was raised to 150°C using a Kureha ultra-high temperature instant sterilizer (manufactured by Kureha Engineering).
The temperature was maintained for 3 seconds and then cooled to 52°C by evaporation under reduced pressure. During the heat treatment, no cooling water was allowed to flow, and the wall of the high-temperature steam heating section was not cooled. The state of burnt contamination in this oil-in-water emulsion is shown in Table 1 below.

〔発明の効果〕〔Effect of the invention〕

本発明の水中油型乳化物の製造法によれば、保存性及び
作業性に優れ、流通に適し、且つ風味良好でコゲの製品
混入のない利用範囲の広い水中油型乳化物を製造するこ
とができる。
According to the method for producing an oil-in-water emulsion of the present invention, it is possible to produce an oil-in-water emulsion that has excellent storage stability and workability, is suitable for distribution, has good flavor, and has a wide range of uses without contamination with burnt products. Can be done.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は、本発明の実施に用いられる超高温瞬間殺菌装
置の要部を示すもので、その高温水蒸気注入部を、水中
油型乳化物の移動方向の側方から見た断面図、第2図は
、第1図のA−A線断面図、第3図は、本発明における
直接加熱処理の工程の一例を示すフローシートである。 第1図 第2図
FIG. 1 shows the main parts of the ultra-high temperature instant sterilizer used in the implementation of the present invention, and shows a cross-sectional view of the high-temperature steam injection section viewed from the side in the direction of movement of the oil-in-water emulsion. FIG. 2 is a sectional view taken along the line A-A in FIG. 1, and FIG. 3 is a flow sheet showing an example of the direct heat treatment process in the present invention. Figure 1 Figure 2

Claims (1)

【特許請求の範囲】[Claims] (1)以下の I 〜IIIの工程からなる水中油型乳化物の
製造法。 I 、食用油脂1〜70重量%、蛋白質素材0.2〜1
0重量%及び水を必須成分とする水中油型乳化物を鋼製
する乳化工程、 II、水蒸気注入手段を備えた混合部を有し、且つ該混合
部を構成する壁部を冷却する冷却手段が付設されている
高温蒸気注入部を備えた装置を用い、上記壁部の少なく
とも一部を冷却しながら、上記混合部に導いた上記水中
油型乳化物と高温水蒸気とを混合し、該水中油型乳化物
の温度を100〜160℃に1〜30秒間保持する直接
加熱処理工程、及び III、加熱状態にある上記水中油型乳化物中の水分を減
圧蒸発させることにより該水中油型乳化物を冷却する蒸
発冷却工程。
(1) A method for producing an oil-in-water emulsion comprising the following steps I to III. I, edible oil and fat 1-70% by weight, protein material 0.2-1
An emulsification process for producing an oil-in-water emulsion containing water as an essential component; Using a device equipped with a high-temperature steam injection section, the oil-in-water emulsion introduced into the mixing section and high-temperature steam are mixed while cooling at least a portion of the wall section, and the high-temperature steam is injected into the water. A direct heat treatment step in which the temperature of the oil-in-water emulsion is maintained at 100 to 160°C for 1 to 30 seconds; and III, the oil-in-water emulsion is evaporated under reduced pressure in the heated oil-in-water emulsion. Evaporative cooling process that cools things.
JP63185290A 1988-07-25 1988-07-25 Method for producing oil-in-water emulsion Expired - Lifetime JPH0757160B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63185290A JPH0757160B2 (en) 1988-07-25 1988-07-25 Method for producing oil-in-water emulsion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63185290A JPH0757160B2 (en) 1988-07-25 1988-07-25 Method for producing oil-in-water emulsion

Publications (2)

Publication Number Publication Date
JPH0235038A true JPH0235038A (en) 1990-02-05
JPH0757160B2 JPH0757160B2 (en) 1995-06-21

Family

ID=16168267

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Cited By (9)

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JP2002522037A (en) * 1998-07-31 2002-07-23 コンパニー、ジェルベ、ダノーヌ Method for sterilizing low moisture content food, obtained food, and food composition containing the same
JP2007209340A (en) * 2006-01-11 2007-08-23 Kaneka Corp Sterilization method for oil-in-water emulsified oil and fat composition
JP2007325522A (en) * 2006-06-07 2007-12-20 Ariake Japan Co Ltd Method and device for sterilizing oil
JP2007325523A (en) * 2006-06-07 2007-12-20 Ariake Japan Co Ltd Method and device for producing mixture liquid of oil and watery material
JP2008061504A (en) * 2006-09-04 2008-03-21 Q P Corp Flour paste
JP2009000081A (en) * 2007-06-25 2009-01-08 Dainippon Printing Co Ltd Method and apparatus for sterilizing oil
JP2009118843A (en) * 2007-10-26 2009-06-04 Kaneka Corp Oil-in-water type emulsified oil and fat composition, and method for producing the same
JP2011080085A (en) * 2010-12-21 2011-04-21 Ariake Japan Co Ltd Oil sterilizing device
CN112505302A (en) * 2020-12-01 2021-03-16 华东理工大学 Continuous-flow electric field and medium synergistic coalescence demulsification effect evaluation system

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002522037A (en) * 1998-07-31 2002-07-23 コンパニー、ジェルベ、ダノーヌ Method for sterilizing low moisture content food, obtained food, and food composition containing the same
JP2007209340A (en) * 2006-01-11 2007-08-23 Kaneka Corp Sterilization method for oil-in-water emulsified oil and fat composition
JP4682988B2 (en) * 2006-01-11 2011-05-11 株式会社カネカ Cream sterilization method
JP2007325522A (en) * 2006-06-07 2007-12-20 Ariake Japan Co Ltd Method and device for sterilizing oil
JP2007325523A (en) * 2006-06-07 2007-12-20 Ariake Japan Co Ltd Method and device for producing mixture liquid of oil and watery material
JP2008061504A (en) * 2006-09-04 2008-03-21 Q P Corp Flour paste
JP2009000081A (en) * 2007-06-25 2009-01-08 Dainippon Printing Co Ltd Method and apparatus for sterilizing oil
JP2009118843A (en) * 2007-10-26 2009-06-04 Kaneka Corp Oil-in-water type emulsified oil and fat composition, and method for producing the same
JP2011080085A (en) * 2010-12-21 2011-04-21 Ariake Japan Co Ltd Oil sterilizing device
CN112505302A (en) * 2020-12-01 2021-03-16 华东理工大学 Continuous-flow electric field and medium synergistic coalescence demulsification effect evaluation system

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