JPH08290985A - Antibacterial ceramic product and its production - Google Patents
Antibacterial ceramic product and its productionInfo
- Publication number
- JPH08290985A JPH08290985A JP12058195A JP12058195A JPH08290985A JP H08290985 A JPH08290985 A JP H08290985A JP 12058195 A JP12058195 A JP 12058195A JP 12058195 A JP12058195 A JP 12058195A JP H08290985 A JPH08290985 A JP H08290985A
- Authority
- JP
- Japan
- Prior art keywords
- ceramic product
- weight
- metal layer
- antibacterial
- antibacterial ceramic
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/51—Metallising, e.g. infiltration of sintered ceramic preforms with molten metal
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2092—Resistance against biological degradation
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Table Devices Or Equipment (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は，例えば衛生環境におい
て使用される窯業製品の基材に関し，特に，耐熱性に優
れ，かつ長期間に渡って高い抗菌作用を発揮し続けるこ
とができる，抗菌性窯業製品及びその製造方法に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a base material for a ceramic product used in, for example, a hygienic environment, and in particular, it has excellent heat resistance and can exhibit a high antibacterial action for a long period of time. The present invention relates to a sex ceramic product and a manufacturing method thereof.
【０００２】[0002]
【従来技術】従来，食器等の陶磁器に抗菌剤を塗布した
ものがある。かかる抗菌性陶磁器の製法としては，例え
ば，有機系抗菌剤を含有した塗料を塗布する方法，無機
系抗菌剤を含有した釉薬を陶磁器に施釉し，その後焼成
する方法がある。2. Description of the Related Art Conventionally, there are ceramics such as tableware coated with an antibacterial agent. As a method for producing such antibacterial ceramics, there are, for example, a method of applying a coating material containing an organic antibacterial agent, a method of applying a glaze containing an inorganic antibacterial agent to a ceramic and then firing.
【０００３】[0003]
【解決しようとする課題】しかしながら，前者の方法に
おいては，有機系抗菌剤の耐久性が不十分であり，また
抗菌作用の持続性の点で問題があった。また，後者の方
法においては，焼成温度に耐え得る無機系抗菌剤が少な
い。[Problems to be Solved] However, in the former method, the durability of the organic antibacterial agent is insufficient, and there is a problem in the durability of the antibacterial action. Also, in the latter method, there are few inorganic antibacterial agents that can withstand the firing temperature.
【０００４】本発明はかかる従来の問題点に鑑み，耐熱
性に優れ，かつ長期間に渡って高い抗菌作用を発揮し続
けることができる，抗菌性窯業製品及びその製造方法を
提供しようとするものである。In view of the above conventional problems, the present invention is to provide an antibacterial ceramic product which is excellent in heat resistance and can continue to exhibit a high antibacterial action for a long period of time, and a manufacturing method thereof. Is.
【０００５】[0005]
【課題の解決手段】本発明は，窯業製品の基材の表面
に，銀，銅，カドミウム，亜鉛，ニッケル，金，白金，
ロジウム，パラジウム，ビスマス，クロム，及びインジ
ウムのグループからなる１種又は２種以上からなる金属
層を形成し，焼成してなることを特徴とする抗菌性窯業
製品にある。The present invention provides silver, copper, cadmium, zinc, nickel, gold, platinum on the surface of a base material for ceramic products.
An antibacterial ceramic product is characterized in that it is formed by forming a metal layer composed of one or more of the group consisting of rhodium, palladium, bismuth, chromium, and indium, and firing it.
【０００６】本発明において，上記金属層は，銀，銅，
カドミウム，亜鉛，ニッケル，金，白金，ロジウム，パ
ラジウム，ビスマス，クロム，及びインジウムのグルー
プから選ばれる１種又は２種以上である。この中，上記
金属層は，１〜９９重量％の銀を含有することが好まし
い。これにより，特に抗菌性を有効に発揮することがで
きる。上記金属層は，１〜７０重量％のガラス成分を含
有することが好ましい。これにより，窯業製品の基材に
対する金属層の接着強度が高くなる。In the present invention, the metal layer is silver, copper,
One or more selected from the group of cadmium, zinc, nickel, gold, platinum, rhodium, palladium, bismuth, chromium, and indium. Among these, the metal layer preferably contains 1 to 99% by weight of silver. Thereby, the antibacterial property can be effectively exhibited. The metal layer preferably contains 1 to 70% by weight of a glass component. This increases the adhesive strength of the metal layer to the base material of the ceramic product.
【０００７】上記窯業製品の基材は，例えば，陶磁器，
ホウロウ，及びガラスのグループから選ばれる１種又は
２種以上である。上記窯業製品の基材は，例えば，食料
品容器，衛生器具，タイル，又は浴槽のいずれかであ
る。The base material of the ceramic products is, for example, ceramics,
One or more selected from the group of enamel and glass. The base material of the ceramic product is, for example, a food container, a sanitary appliance, a tile, or a bathtub.
【０００８】上記食料品容器は，例えば，食料品を調理
し，保存し，又は取り扱うための器具であり，具体的に
は，皿，茶碗，湯飲み，カップ，ボール，調製食品トレ
ー，バンケットウェアー（宴会食器）等の食器，鍋，フ
ライパン，やかん等の調理器具，コースター，菓子器，
ポット，アイスボックス，魔法びん，水筒，キャニスタ
ー等がある。上記衛生器具としては，例えば，衛生環境
の下に使用される器具をいい，具体的には，衛生陶器が
ある。The food container is, for example, a device for cooking, storing, or handling food, and specifically, a plate, a bowl, a drinking cup, a cup, a ball, a prepared food tray, a banquetware ( Tableware such as banquet tableware, pots, frying pans, cooking utensils such as kettles, coasters, confectionery,
There are pots, ice boxes, thermos bottles, water bottles, canisters, etc. Examples of the sanitary appliances include appliances used in a sanitary environment, and specifically sanitary ware.
【０００９】上記窯業製品の基材が食料品容器である場
合には，少なくともその食料品接触部分には上記金属層
が形成されていることが好ましい。これにより，食品を
菌の汚染から防止することができる。上記の食料品接触
部分としては，例えば，皿においては表面全体あるいは
表面中央部分等であり，また茶碗，湯のみ，カップ，ポ
ット，魔法びん，水筒，キャニスター等においては，内
側面である。When the base material of the ceramic product is a food container, it is preferable that the metal layer is formed at least on the food contact portion. This makes it possible to prevent food from being contaminated with bacteria. The food contact portion is, for example, the entire surface or the central portion of the surface in a dish, or the inner surface in a bowl, hot water only, cup, pot, thermos bottle, water bottle, canister, or the like.
【００１０】上記金属層は，模様，図形，或いは文字，
又はこれらの組み合わせからなる形態を有していること
が好ましい。これにより，抗菌性窯業製品の表面に，装
飾外観を付与することができる。The metal layer is a pattern, a figure, or a character,
Alternatively, it preferably has a form of a combination thereof. As a result, a decorative appearance can be imparted to the surface of the antibacterial ceramic product.
【００１１】上記抗菌性窯業製品の製造方法としては，
例えば，銀，銅，カドミウム，亜鉛，ニッケル，金，白
金，ロジウム，パラジウム，ビスマス，クロム，及びイ
ンジウムのグループからなる１種又は２種以上からなる
金属を含有させてなる液状又はペースト状の原料を準備
し，次いで，該原料を窯業製品の基材の表面に塗布又は
印刷して金属層を形成し，焼成することを特徴とする抗
菌性窯業製品の製造方法がある。As a method for producing the above antibacterial ceramic products,
For example, a liquid or paste-like raw material containing one or more metals selected from the group of silver, copper, cadmium, zinc, nickel, gold, platinum, rhodium, palladium, bismuth, chromium, and indium. Is prepared, and then the raw material is applied or printed on the surface of the base material of the ceramic product to form a metal layer and baked, which is a method for producing an antibacterial ceramic product.
【００１２】上記の金属は，樹脂，溶剤，又はバインダ
ー等を添加，混合して，液状又はペースト状の原料にす
る。この原料における上記金属の含有量は１〜７０重量
％であることが好ましい。１重量％未満の場合には，抗
菌作用が低下するおそれがある。一方，７０重量％を越
える場合には，塗布又は印刷が困難となり，金属層の厚
みが不均一となるおそれがある。A resin, a solvent, a binder, or the like is added to and mixed with the above metal to obtain a liquid or paste raw material. The content of the metal in the raw material is preferably 1 to 70% by weight. If it is less than 1% by weight, the antibacterial action may be reduced. On the other hand, if it exceeds 70% by weight, coating or printing becomes difficult and the thickness of the metal layer may become non-uniform.
【００１３】上記樹脂としては，例えば，コロホニウ
ム，バルサム，又はアスファルトを用いる。上記溶剤と
しては，例えば，テレピン油を用いる。上記バインダー
としては，例えば，エチルセルロース，アクリル，ワッ
クス，又は酢酸ビニルを用いる。また，上記の原料の中
には，０．１〜５０重量％のガラスを添加，混合するこ
とが好ましい。これにより，窯業製品の基材に対する金
属層の接着強度が高くなる。As the resin, for example, colophony, balsam, or asphalt is used. For example, turpentine oil is used as the solvent. As the binder, for example, ethyl cellulose, acrylic, wax, or vinyl acetate is used. Further, it is preferable to add and mix 0.1 to 50% by weight of glass in the above raw materials. This increases the adhesive strength of the metal layer to the base material of the ceramic product.
【００１４】次いで，これを窯業製品の基材の表面に，
筆塗り，スプレー掛け等による塗布，又は印刷により，
金属層を形成する。次いで，これを焼成する。この焼成
の温度は，窯業製品の基材の種類によって異なるが，例
えば，２００〜１２００℃とする。Then, this is applied to the surface of the base material of the ceramic product,
By painting with a brush, spraying, or printing,
Form a metal layer. Then, this is fired. The firing temperature varies depending on the type of the base material of the ceramic product, but is, for example, 200 to 1200 ° C.
【００１５】[0015]
【作用及び効果】本発明の抗菌性窯業製品においては，
窯業製品の基材の表面に，上記の金属層を形成してい
る。この金属層は，抗菌作用がある。そのため，金属層
が菌の増殖を抑制，或いはこれを死滅させて，窯業製品
の基材の表面の衛生環境を維持することができる。[Operation and effect] In the antibacterial ceramic product of the present invention,
The above metal layer is formed on the surface of the base material of the ceramic product. This metal layer has an antibacterial effect. Therefore, the metal layer can suppress the growth of bacteria or kill the bacteria to maintain a hygienic environment on the surface of the base material of the ceramic product.
【００１６】また，金属層は焼成されているため，窯業
製品の基材に強く接着している。そのため，金属層の破
損，損傷が少なく，長期間抗菌作用を発揮し続けること
ができる。また，焼成された金属層は，酸化又は硫化に
よる変色が少ない。更に，上記金属層は，金属及びガラ
スより構成されているため，耐熱性が高い。そのため，
焼成後においても，優れた抗菌作用を発揮することがで
きる。Since the metal layer is fired, it adheres strongly to the base material of the ceramic product. Therefore, the metal layer is not damaged or damaged, and the antibacterial action can be continued for a long time. In addition, the fired metal layer has little discoloration due to oxidation or sulfurization. Further, since the metal layer is composed of metal and glass, it has high heat resistance. for that reason,
An excellent antibacterial action can be exhibited even after firing.
【００１７】本発明によれば，耐熱性に優れ，かつ長期
間に渡って高い抗菌作用を発揮し続けることができる，
抗菌性窯業製品及びその製造方法を提供することができ
る。According to the present invention, it has excellent heat resistance and can continue to exhibit a high antibacterial action for a long period of time.
An antibacterial ceramic product and a manufacturing method thereof can be provided.
【００１８】[0018]
実施例１ 本発明の実施例にかかる抗菌性窯業製品について説明す
る。本例の抗菌性窯業製品は，窯業製品の基材の表面
に，金，銀，ビスマス，ロジウム，クロム，及び銅から
なる金属層を形成し，焼成したものである。上記金属層
の組成は，金９１．０重量％と，銀３．７重量％と，ビ
スマス０．４重量％と，ロジウム０．４重量％と，クロ
ム０．４重量％と，銅０．４重量％と，ガラス成分３．
７重量％とよりなる。上記窯業製品の基材としては，磁
器製の皿を用いた。Example 1 An antibacterial ceramic product according to an example of the present invention will be described. The antibacterial ceramic product of this example is one in which a metal layer made of gold, silver, bismuth, rhodium, chromium, and copper is formed on the surface of the base material of the ceramic product and baked. The composition of the metal layer is as follows: gold 91.0% by weight, silver 3.7% by weight, bismuth 0.4% by weight, rhodium 0.4% by weight, chromium 0.4% by weight, copper 0. 4% by weight and glass component 3.
7% by weight. A porcelain dish was used as the base material for the ceramic products.
【００１９】次に，上記抗菌性窯業製品の製造方法につ
いて説明する。まず，金２５重量％，銀１重量％，ビス
マス０．１重量％，ロジウム０．１重量％，クロム０．
１重量％，銅０．１重量％，ガラス成分１重量％，樹脂
３６．３重量％，及び溶剤３６．３重量％を混合して，
液状の原料を調製する。樹脂としてはバルサムを用い，
溶剤としてはテレピン油を用いる。次に，上記の液状の
原料を，窯業製品の基材の表面に筆塗りにより塗布す
る。次いで，これを８００℃，１０分焼成する。これに
より，上記抗菌性窯業製品が得られる。Next, a method of manufacturing the above-mentioned antibacterial ceramic product will be described. First, 25 wt% gold, 1 wt% silver, 0.1 wt% bismuth, 0.1 wt% rhodium, and 0.
1% by weight, 0.1% by weight of copper, 1% by weight of glass component, 36.3% by weight of resin, and 36.3% by weight of solvent are mixed,
A liquid raw material is prepared. Balsam is used as the resin,
Turpentine oil is used as the solvent. Next, the above liquid raw material is applied to the surface of the base material of the ceramic product by brush coating. Then, this is baked at 800 ° C. for 10 minutes. As a result, the above-mentioned antibacterial ceramic product is obtained.
【００２０】実施例２ 本例の抗菌性窯業製品においては，金属層の組成が，金
８１．０重量％と，銀１３．７重量％と，ビスマス０．
４重量％と，ロジウム０．４重量％と，クロム０．４重
量％と，銅０．４重量％と，ガラス成分３．７重量％と
よりなる。Example 2 In the antibacterial ceramic product of this example, the composition of the metal layer was as follows: gold 81.0% by weight, silver 13.7% by weight, bismuth 0.
4% by weight, 0.4% by weight rhodium, 0.4% by weight chromium, 0.4% by weight copper, and 3.7% by weight glass component.
【００２１】上記抗菌性窯業製品を製造するに当たって
は，まず，金２２重量％，銀４重量％，ビスマス０．１
重量％，ロジウム０．１重量％，クロム０．１重量％，
銅０．１重量％，ガラス成分１重量％，樹脂２４．２重
量％，溶剤２４．２重量％，及びバインダー２４．２重
量％を混合して，ペースト状の原料を調製する。樹脂及
び溶剤としては実施例１と同様のものを用いる。バイン
ダーとしてはエチルセルロースを用いた。次いで，原料
を窯業製品の基材の表面に印刷して形成し，８００℃，
１０分焼成した。その他は実施例１と同様である。In producing the above-mentioned antibacterial ceramic products, first, 22% by weight of gold, 4% by weight of silver, and 0.1% of bismuth.
% By weight, 0.1% by weight rhodium, 0.1% by weight chromium,
0.1% by weight of copper, 1% by weight of glass component, 24.2% by weight of resin, 24.2% by weight of solvent, and 24.2% by weight of binder are mixed to prepare a pasty raw material. The same resin and solvent as in Example 1 are used. Ethyl cellulose was used as a binder. Then, the raw material is printed and formed on the surface of the base material of the ceramic product.
It was baked for 10 minutes. Others are the same as in the first embodiment.
【００２２】実施例３ 本例の抗菌性窯業製品においては，金属層の組成が，金
４７．３重量％と，銀４７．３重量％と，ビスマス０．
４重量％と，ロジウム０．４重量％と，クロム０．４重
量％と，銅０．４重量％と，ガラス成分３．７重量％と
よりなる。Example 3 In the antibacterial ceramic product of this example, the composition of the metal layer was as follows: gold 47.3% by weight, silver 47.3% by weight, bismuth 0.
4% by weight, 0.4% by weight rhodium, 0.4% by weight chromium, 0.4% by weight copper, and 3.7% by weight glass component.
【００２３】上記抗菌性窯業製品を製造するに当たって
は，まず，金１３重量％，銀１３重量％，ビスマス０．
１重量％，ロジウム０．１重量％，クロム０．１重量
％，銅０．１重量％，ガラス成分１．０重量％，樹脂２
４．２重量％，溶剤２４．２重量％，及びバインダー２
４．２重量％を混合して，ペースト状の原料を調製す
る。次いで，この原料を窯業製品の基材の表面に塗布し
て形成し，８００℃，１０分焼成した。その他は実施例
１と同様である。In manufacturing the above-mentioned antibacterial ceramic products, first, gold 13% by weight, silver 13% by weight, bismuth 0.
1% by weight, rhodium 0.1% by weight, chromium 0.1% by weight, copper 0.1% by weight, glass component 1.0% by weight, resin 2
4.2% by weight, solvent 24.2% by weight, and binder 2
4.2% by weight is mixed to prepare a pasty raw material. Next, this raw material was applied to the surface of the base material of the ceramic product to form it, and baked at 800 ° C. for 10 minutes. Others are the same as in the first embodiment.
【００２４】実施例４ 本例においては，上記実施例１〜３に示した抗菌性窯業
製品につき，その抗菌力試験を行った。上記の試験方法
について説明する。まず，実施例１，２，３の抗菌性窯
業製品を切りだして３ｃｍ角の試験片Ｅ１，Ｅ２，Ｅ３
とする。次に，菌液を滴下して，各試験片に１．０×１
０6 個の菌を付着させる。菌種は，大腸菌，黄色ブドウ
球菌である。Example 4 In this example, an antibacterial activity test was conducted on the antibacterial ceramic products shown in Examples 1 to 3 above. The above test method will be described. First, the antibacterial ceramic products of Examples 1, 2 and 3 are cut out to obtain 3 cm square test pieces E1, E2 and E3.
And Next, drop the bacterial solution and add 1.0 x 1 to each test piece.
Attach 0 6 bacteria. The bacterial species are Escherichia coli and Staphylococcus aureus.
【００２５】次に，試験片の表面に，テフロンフィルム
を密着させる。３５℃の恒温下において，上記の試験片
を２４時間保持する。この恒温下における試験の前後
で，菌数を測定する。また，比較のために，金属層を設
けていない窯業製品の基材を用い，その試験片Ｃについ
ても，上記と同様の試験を行った。その結果を表１に示
した。Next, a Teflon film is brought into close contact with the surface of the test piece. The above-mentioned test piece is held for 24 hours under a constant temperature of 35 ° C. Measure the number of bacteria before and after the test at this constant temperature. For comparison, the same test was performed on the test piece C using the base material of the ceramic product having no metal layer. The results are shown in Table 1.
【００２６】同表において，本発明にかかる試験片Ｅ１
〜Ｅ３は，２４時間保持後，著しく菌数が減少してい
た。一方，試験片Ｃは菌数の変化は殆どなかった。この
ことから，本発明にかかる抗菌性窯業製品は，優れた抗
菌作用を発揮することがわかる。In the table, the test piece E1 according to the present invention
In E3, the number of bacteria was remarkably reduced after being kept for 24 hours. On the other hand, the test piece C showed almost no change in the number of bacteria. From this, it can be seen that the antibacterial ceramic product according to the present invention exhibits an excellent antibacterial action.
【００２７】特に，試験片Ｅ３については，大腸菌，黄
色ブドウ球菌が共に，２４時間後に９９．９％以上減少
するという，優れた抗菌効果が得られた。このことか
ら，実施例３の抗菌性窯業製品のように銀の含有量が高
い場合には，特に優れた抗菌作用を発揮することができ
ることがわかる。また，上記金属層は，長期間変色する
ことなく，美しい銀色を呈した。Particularly, with respect to the test piece E3, an excellent antibacterial effect that both Escherichia coli and Staphylococcus aureus decreased by 99.9% or more after 24 hours was obtained. From this, it can be seen that particularly when the content of silver is high as in the antibacterial ceramic product of Example 3, a particularly excellent antibacterial action can be exhibited. In addition, the metal layer had a beautiful silver color without discoloration for a long period of time.
【００２８】[0028]
【表１】 [Table 1]
フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｃ０３Ｃ 17/06 Ｃ０３Ｃ 17/06 Ａ Continuation of the front page (51) Int.Cl. 6 Identification number Office reference number FI technical display location C03C 17/06 C03C 17/06 A
Claims (11)
ミウム，亜鉛，ニッケル，金，白金，ロジウム，パラジ
ウム，ビスマス，クロム，及びインジウムのグループか
らなる１種又は２種以上からなる金属層を形成し，焼成
してなることを特徴とする抗菌性窯業製品。1. The surface of a base material for a ceramic product comprises one or more selected from the group consisting of silver, copper, cadmium, zinc, nickel, gold, platinum, rhodium, palladium, bismuth, chromium, and indium. An antibacterial ceramic product characterized by being formed with a metal layer and fired.
９９重量％の銀を含有することを特徴とする抗菌性窯業
製品。2. The metal layer according to claim 1, wherein
An antibacterial ceramic product characterized by containing 99% by weight of silver.
は，１〜７０重量％のガラス成分を含有することを特徴
とする抗菌性窯業製品。3. The antibacterial ceramic product according to claim 1 or 2, wherein the metal layer contains 1 to 70% by weight of a glass component.
上記窯業製品の基材は，陶磁器，ホウロウ，又はガラス
のいずれかであることを特徴とする抗菌性窯業製品。4. The method according to claim 1, wherein
The antibacterial ceramic product, wherein the base material of the ceramic product is ceramic, enamel, or glass.
上記窯業製品の基材は，食料品容器，衛生器具，タイ
ル，又は浴槽のいずれかであることを特徴とする抗菌性
窯業製品。5. The method according to any one of claims 1 to 4,
The antibacterial ceramic product, wherein the base material of the ceramic product is a food container, sanitary ware, tile, or bath.
は食料品容器であり，その食料品接触部分には上記金属
層が形成されていることを特徴とする抗菌性窯業製品。6. The antibacterial ceramic product according to claim 5, wherein the base material of the ceramic product is a food container, and the metal layer is formed on the food contact portion.
上記金属層は，模様，図形，或いは文字又はこれらの組
み合わせからなる形態を有することを特徴とする抗菌性
窯業製品。7. The method according to any one of claims 1 to 6,
The antibacterial ceramic product, wherein the metal layer has a pattern, a figure, a character, or a combination thereof.
金，白金，ロジウム，パラジウム，ビスマス，クロム，
及びインジウムのグループからなる１種又は２種以上か
らなる金属を含有させてなる液状又はペースト状の原料
を準備し，次いで，該原料を窯業製品の基材の表面に塗
布又は印刷して金属層を形成し，焼成することを特徴と
する抗菌性窯業製品の製造方法。8. Silver, copper, cadmium, zinc, nickel,
Gold, platinum, rhodium, palladium, bismuth, chromium,
A liquid or paste raw material containing one or more metals selected from the group consisting of and indium, and then coating or printing the raw material on the surface of the base material of the ceramic product to form a metal layer. 1. A method for producing an antibacterial ceramic product, which comprises forming and baking.
ト状の原料における金属の含有量は，１〜７０重量％で
あることを特徴とする抗菌性窯業製品の製造方法。9. The method for producing an antibacterial ceramic product according to claim 8, wherein the content of the metal in the liquid or pasty raw material is 1 to 70% by weight.
はペースト状の原料は，０．１〜５０重量％のガラス成
分を含有していることを特徴とする抗菌性窯業製品の製
造方法。10. The method for producing an antibacterial ceramic product according to claim 8, wherein the liquid or pasty raw material contains 0.1 to 50% by weight of a glass component.
て，上記焼成の温度は，２００〜１２００℃であること
を特徴とする抗菌性窯業製品の製造方法。11. The method for producing an antibacterial ceramic product according to claim 8, wherein the firing temperature is 200 to 1200 ° C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12058195A JPH08290985A (en) | 1995-04-20 | 1995-04-20 | Antibacterial ceramic product and its production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12058195A JPH08290985A (en) | 1995-04-20 | 1995-04-20 | Antibacterial ceramic product and its production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08290985A true JPH08290985A (en) | 1996-11-05 |
Family
ID=14789828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12058195A Pending JPH08290985A (en) | 1995-04-20 | 1995-04-20 | Antibacterial ceramic product and its production |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08290985A (en) |
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| KR100411950B1 (en) * | 2001-09-12 | 2003-12-18 | 신홍대 | Method of silver plating on the tile |
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| JP2008105920A (en) * | 2006-10-27 | 2008-05-08 | Sumitomo Electric Ind Ltd | Antibacterial ceramic product, ceramic surface treatment agent, and method for producing antibacterial ceramic product |
| WO2012018273A1 (en) | 2010-08-06 | 2012-02-09 | Universidade De Aveiro | Procedure for the production and use of porcelain stoneware tiles with antibacterial activity |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100393902B1 (en) * | 2000-12-09 | 2003-08-02 | 신홍대 | A maunfacturing method of silver tiles |
| KR20010068102A (en) * | 2001-04-23 | 2001-07-13 | 신홍대 | A silver tile and the manufacturing method of the same |
| KR100430853B1 (en) * | 2001-09-07 | 2004-05-10 | 황명오 | Ceramic vessel containing gold and manufacturing method the same |
| KR100411950B1 (en) * | 2001-09-12 | 2003-12-18 | 신홍대 | Method of silver plating on the tile |
| KR100443035B1 (en) * | 2002-01-12 | 2004-08-04 | 신홍대 | Precious metals-jewel tile and the manufacturing method of the same |
| WO2005122853A1 (en) * | 2004-06-15 | 2005-12-29 | Gab-Tae Kim | Gold-coated grill and method of preparing the same |
| KR100620426B1 (en) * | 2004-06-15 | 2006-09-12 | 김갑태 | Gold coated grill and method of preparing the same |
| KR20060028352A (en) * | 2004-09-25 | 2006-03-29 | 백순보 | Cooker with gold and silver thin film layer and its manufacturing method |
| EP1777287A1 (en) * | 2005-10-21 | 2007-04-25 | Symrise GmbH & Co. KG | Reducing allergy in perfume oils and fragrances |
| JP2008105920A (en) * | 2006-10-27 | 2008-05-08 | Sumitomo Electric Ind Ltd | Antibacterial ceramic product, ceramic surface treatment agent, and method for producing antibacterial ceramic product |
| US10045538B2 (en) | 2007-02-20 | 2018-08-14 | Microban Products Company | Ceramic glaze having antimicrobial property |
| US10045539B2 (en) | 2007-02-20 | 2018-08-14 | Microban Products Company | Ceramic glaze having antimicrobial property |
| US10045537B2 (en) | 2007-02-20 | 2018-08-14 | Microban Products Company | Ceramic glaze having antimicrobial property |
| US10856550B2 (en) | 2007-02-20 | 2020-12-08 | Microban Products Company | Ceramic glaze having antimicrobial property |
| US10856549B2 (en) | 2007-02-20 | 2020-12-08 | Microban Products Company | Ceramic glaze having antimicrobial property |
| US10863745B2 (en) | 2007-02-20 | 2020-12-15 | Microban Products Company | Ceramic glaze having antimicrobial property |
| US10159255B2 (en) | 2008-02-16 | 2018-12-25 | Microban Products Company | Biocidal glazing composition, method, and article |
| WO2012018273A1 (en) | 2010-08-06 | 2012-02-09 | Universidade De Aveiro | Procedure for the production and use of porcelain stoneware tiles with antibacterial activity |
| US11844351B2 (en) | 2016-10-31 | 2023-12-19 | Microban Products Company | Method of treating a glazed ceramic article |
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