JPH04242573A - Beverage container - Google Patents

Beverage container

Info

Publication number
JPH04242573A
JPH04242573A JP2407830A JP40783090A JPH04242573A JP H04242573 A JPH04242573 A JP H04242573A JP 2407830 A JP2407830 A JP 2407830A JP 40783090 A JP40783090 A JP 40783090A JP H04242573 A JPH04242573 A JP H04242573A
Authority
JP
Japan
Prior art keywords
resin
ion
bactericidal agent
metal
agent
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.)
Pending
Application number
JP2407830A
Other languages
Japanese (ja)
Inventor
Shinya Matsumoto
松元 信也
Shinichi Kunisaki
國崎 伸一
Hiroaki Sasaki
裕昭 佐々木
Goro Fujiwara
藤原 護朗
Mitsunobu Masuda
益田 光信
Jun Kawaguchi
純 川口
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.)
SHINANEN NEW CERAMIC KK
Takuma Co Ltd
Suntory Ltd
Original Assignee
SHINANEN NEW CERAMIC KK
Takuma Co Ltd
Suntory 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 SHINANEN NEW CERAMIC KK, Takuma Co Ltd, Suntory Ltd filed Critical SHINANEN NEW CERAMIC KK
Priority to JP2407830A priority Critical patent/JPH04242573A/en
Publication of JPH04242573A publication Critical patent/JPH04242573A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D1/00Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
    • B65D1/12Cans, casks, barrels, or drums
    • B65D1/14Cans, casks, barrels, or drums characterised by shape
    • B65D1/16Cans, casks, barrels, or drums characterised by shape of curved cross-section, e.g. cylindrical
    • B65D1/165Cylindrical cans
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D15/00Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, sections made of different materials
    • B65D15/02Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, sections made of different materials of curved, or partially curved, cross-section, e.g. cans, drums
    • B65D15/16Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, sections made of different materials of curved, or partially curved, cross-section, e.g. cans, drums with curved, or partially curved, walls made of plastics material
    • B65D15/18Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, sections made of different materials of curved, or partially curved, cross-section, e.g. cans, drums with curved, or partially curved, walls made of plastics material with end walls made of metal
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/14Linings or internal coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Packages (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)

Abstract

PURPOSE:To provide a beverage container which can retain a germfree condition without heating sterilization by making a resin which is formed on the inner surface contain a bactericidal agent by a quantity which is 0.2% or higher of the resin quantity. CONSTITUTION:A resin coating 2 is applied on the inner surface of a main body 1 made of a metal such as aluminum, steel or tin plated, etc., and the resin of the resin coating 2 is a heat curing resin such as an epoxy with an excellent contact property to a metal. Also, as a bactericidal agent, a metal ion such as silver ion, etc., the ion of which is exchanged with an exchange group of an ion exchanger such as synthetic zeolite or ion exchanging resin, etc.; or an inorganic chemical compound on which a metal ion is loaded, and it is an insoluble agent, and is mixed with the resin as corpuscle. As the mixing method, in addition to a method by which the bactericidal agent is directly mixed with the resin in such a manner that the content becomes a specified quantity, a method, in which a resin containing the bactericidal agent is made by mixing the bactericidal agent in the resin by a set quantity which is a specified content or higher, and he resin with the bactericidal agent is mixed with a resin so that a specified quantity of the bactericidal is contained, can be counted.

Description

【発明の詳細な説明】[Detailed description of the invention]

【0001】0001

【産業上の利用分野】本発明は、自然水やミネルラルウ
ォータ等の飲料液を保存するための容器で、詳しくは、
金属(アルミニウムやブリキ、鉄等)や紙からなる主体
の内面に樹脂コーティングを施したもの、或いは、樹脂
から成るもの等、内面が樹脂から形成されているものに
関する。
[Industrial Application Field] The present invention relates to a container for storing drinking liquid such as natural water or mineral water.
It relates to products whose inner surfaces are made of resin, such as those whose inner surfaces are coated with resin on the main body made of metal (aluminum, tinplate, iron, etc.) or paper, or those made of resin.

【0002】0002

【従来の技術】例えば、自然水やミネラルウォータは、
無菌化保存する必要があり、その手段として、従来では
、自然水やミネラルウォータを容器に充填し密封したの
ち、120℃に一定時間保持する加熱殺菌手段が採られ
ていた。
[Prior art] For example, natural water and mineral water are
It is necessary to preserve the product in a sterile manner, and the conventional method for this purpose has been to fill a container with natural water or mineral water, seal it, and then heat sterilize it by holding it at 120° C. for a certain period of time.

【0003】0003

【発明が解決しようとする課題】しかし、前記従来技術
によるときは、殺菌のための加熱によって、水の溶存塩
類の組成、pHが変化して、水の風味が大幅に変化する
。例えば、自然水では、1リットル中に100〜300
mgの溶存塩類を含み、その構成は、カルシウムやマグ
ネシウム、ナトリウムの重炭酸塩や硫酸塩、塩化塩であ
る。そして、カルシウムやマグネシウムの重炭酸塩は溶
解度の低い重炭塩に変化し、120℃の加熱により、そ
れら重炭塩が水の共存下で一部水酸化物にまで変化する
。また、同時に不溶化したカルシウムやマグネシウムの
塩は、沈澱物やスケールとなる。本発明の目的は、加熱
殺菌することなく無菌化を保持できる飲料容器を提供す
る点にある。
[Problems to be Solved by the Invention] However, when using the above-mentioned prior art, heating for sterilization changes the composition of dissolved salts in the water and the pH, resulting in a significant change in the flavor of the water. For example, in natural water, 100 to 300
mg of dissolved salts, which are composed of bicarbonate, sulfate, and chloride salts of calcium, magnesium, and sodium. Then, bicarbonate of calcium and magnesium changes to bicarbonate with low solubility, and by heating at 120° C., a portion of the bicarbonate changes to hydroxide in the coexistence of water. Additionally, calcium and magnesium salts that are insolubilized at the same time become precipitates and scales. An object of the present invention is to provide a beverage container that can maintain sterilization without heat sterilization.

【0004】0004

【課題を解決するための手段】本発明による飲料容器の
特徴構成は、前記内面を形成する樹脂に抗菌剤を樹脂量
の0.2%以上の量をもって含有させてある点にある。
A feature of the beverage container according to the present invention is that the resin forming the inner surface contains an antibacterial agent in an amount of 0.2% or more based on the amount of resin.

【0005】[0005]

【作用】後述の実験結果からも明らかなように、液と接
する内面を抗菌化でき、液中に菌があっても、それが内
面に接することにより死滅させて、菌の増殖を防止でき
る。
[Action] As is clear from the experimental results described below, the inner surface that comes into contact with the liquid can be made antibacterial, and even if there are bacteria in the liquid, they can be killed by coming into contact with the inner surface, and the proliferation of bacteria can be prevented.

【0006】[0006]

【発明の効果】従って、本発明によれば、加熱殺菌を行
なうことなく無菌状態で保存でき、特に加熱により組成
、pHが変化して風味が大幅に変化する自然水やミネラ
ルウォータの保存に好適な飲料容器を提供できるように
なった。もちろん、飲料を充填するには、除菌フィルタ
ーを通した液を充填することが好ましい。
[Effects of the Invention] Therefore, according to the present invention, it can be stored in a sterile state without heat sterilization, and is particularly suitable for preserving natural water and mineral water whose composition and pH change due to heating and whose flavor changes significantly. We are now able to provide beverage containers that are Of course, when filling a beverage, it is preferable to fill the liquid through a sterilizing filter.

【0007】[0007]

【実施例】図1に示すように、アルミニウムや鉄、ブリ
キ等の金属からなる主体1の内面に樹脂コーティング2
を施してある飲料容器であって、前記樹脂コーティング
2は、抗菌剤を樹脂量の0.2%以上、好ましくは、0
.2〜10%の量をもって含有するものである。また、
樹脂コーティング2の樹脂は、金属への接着性に勝れた
エポキシなどの熱硬化性樹脂である。なお、樹脂は、ビ
ニール系樹脂などの熱可塑性樹脂であっも良い。 前記抗菌剤は、銀イオン等の金属イオンを、合成ゼオラ
イトやイオン交換樹脂等のイオン交換体の交換基とイオ
ン交換させたもの、或いは、前記の金属イオンを担持さ
せた無機化合物であって、不溶性のものであり、そして
、微粒子として樹脂に混入してある。また、樹脂に混入
する手段としては、樹脂に抗菌剤を、所定の含有量とな
るように直接に混入する手段の他、樹脂に抗菌剤を所定
の含有量以上の設定量で混入して抗菌剤入り樹脂を作り
、その抗菌剤入り樹脂を樹脂に混入して抗菌剤を所定量
含有させる手段を挙げることができる。
[Embodiment] As shown in Fig. 1, a resin coating 2 is applied to the inner surface of a main body 1 made of metal such as aluminum, iron, or tinplate.
The resin coating 2 contains an antibacterial agent in an amount of 0.2% or more based on the resin amount, preferably 0.
.. It is contained in an amount of 2 to 10%. Also,
The resin of the resin coating 2 is a thermosetting resin such as epoxy that has excellent adhesion to metal. Note that the resin may be a thermoplastic resin such as a vinyl resin. The antibacterial agent is one in which a metal ion such as a silver ion is ion-exchanged with an exchange group of an ion exchanger such as a synthetic zeolite or an ion exchange resin, or an inorganic compound carrying the metal ion, It is insoluble and is mixed into the resin as fine particles. In addition, as a means of mixing the antibacterial agent into the resin, in addition to directly mixing the antibacterial agent into the resin to a predetermined content, there is also a method of mixing the antibacterial agent into the resin in a set amount higher than the predetermined content. An example of this method is to prepare a resin containing an antibacterial agent and mix the antibacterial agent into the resin to contain a predetermined amount of the antibacterial agent.

【0008】次に本発明者が行なった抗菌効果を調べる
ための実験を示す。実験には、主体1として180ミリ
リットルのアルミニウム缶を、樹脂コーティング2とし
てエポキシ系樹脂を、抗菌剤として合成ゼオライトに銀
イオンをイオン交換させたものの微粒子を夫々用い、抗
菌剤の含有量が夫々0%、0.2%、1.0%、5.0
%、10%のものを用意し、それら夫々に、大腸菌を含
む脱塩素水道水を収容し、時間経過に伴なう大腸菌の数
を調べた。結果を表1に示す。なお、樹脂コーティング
2については、抗菌剤の分散性を良くするため、20%
の抗菌剤を加えた高濃度樹脂溶液を作り、これと抗菌剤
の入っていない樹脂溶液とを混合して前述の各濃度の樹
脂溶液を作り、それらに硬化剤を配合した。そして、そ
れらをスプレーにより缶内面に塗布し、180℃、20
分の加熱を行なって硬化させることで形成した。また、
水の充填については、水を充填したのち、上部の蓋をま
きしめて密封化した。
Next, an experiment conducted by the present inventor to investigate the antibacterial effect will be described. In the experiment, a 180ml aluminum can was used as the main body 1, an epoxy resin was used as the resin coating 2, and fine particles of silver ion exchanged with synthetic zeolite were used as the antibacterial agent, and the antibacterial agent content was 0. %, 0.2%, 1.0%, 5.0
% and 10% were prepared, each of which contained dechlorinated tap water containing E. coli, and the number of E. coli over time was examined. The results are shown in Table 1. Regarding resin coating 2, in order to improve the dispersibility of the antibacterial agent, 20%
A highly concentrated resin solution containing an antibacterial agent was prepared, and this was mixed with a resin solution containing no antibacterial agent to prepare resin solutions of the various concentrations mentioned above, and a curing agent was added to them. Then, they were applied to the inner surface of the can by spraying, and heated at 180℃ and 20℃.
It was formed by heating for several minutes to harden it. Also,
Regarding filling with water, after filling with water, the upper lid was rolled up to seal it.

【0009】[0009]

【表1】[Table 1]

【0010】〔別実施例〕〔1〕  上記実施例では、
主体1として金属製のものを用いたが、主体は紙製であ
っても良い。この場合、樹脂コーティング2の樹脂とし
ては、接着性からみてビニール系樹脂などの熱可塑性樹
脂が望ましい。しかし、熱硬化性樹脂であっても良い。
[Another embodiment] [1] In the above embodiment,
Although the main body 1 is made of metal, the main body may be made of paper. In this case, the resin for the resin coating 2 is preferably a thermoplastic resin such as vinyl resin from the viewpoint of adhesiveness. However, a thermosetting resin may also be used.

【0011】〔2〕  上記実施例では、主体1と樹脂
コーティング2から成るものを示したが、容器としては
、全体が樹脂からなるものであっても良い。
[2] In the above embodiment, the container is made up of the main body 1 and the resin coating 2, but the container may be made entirely of resin.

【0012】〔3〕  本発明は、水以外の飲料液の容
器も対象として含む。
[3] The present invention also covers containers for beverages other than water.

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

【図1】断面図[Figure 1] Cross-sectional view

【符号の説明】[Explanation of symbols]

1  主体 2  樹脂コーティング 1 Subject 2 Resin coating

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】  内面が樹脂から形成されている飲料容
器であって、前記内面を形成する樹脂に抗菌剤を樹脂量
の0.2%以上の量をもって含有させてある飲料容器。
1. A beverage container whose inner surface is made of resin, wherein the resin forming the inner surface contains an antibacterial agent in an amount of 0.2% or more based on the amount of the resin.
JP2407830A 1990-12-27 1990-12-27 Beverage container Pending JPH04242573A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2407830A JPH04242573A (en) 1990-12-27 1990-12-27 Beverage container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2407830A JPH04242573A (en) 1990-12-27 1990-12-27 Beverage container

Publications (1)

Publication Number Publication Date
JPH04242573A true JPH04242573A (en) 1992-08-31

Family

ID=18517369

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2407830A Pending JPH04242573A (en) 1990-12-27 1990-12-27 Beverage container

Country Status (1)

Country Link
JP (1) JPH04242573A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020085271A (en) * 2001-05-07 2002-11-16 안정오 Aseptic Storage Method in Beverage Containers
KR20020086097A (en) * 2001-05-11 2002-11-18 안정오 Antibacterial treatment method of container
IT202100002579A1 (en) * 2021-02-05 2022-08-05 Alexandria S R L CONTAINER FOR LIQUIDS

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020085271A (en) * 2001-05-07 2002-11-16 안정오 Aseptic Storage Method in Beverage Containers
KR20020086097A (en) * 2001-05-11 2002-11-18 안정오 Antibacterial treatment method of container
IT202100002579A1 (en) * 2021-02-05 2022-08-05 Alexandria S R L CONTAINER FOR LIQUIDS

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