JP2001232713A - Wallpaper member - Google Patents
Wallpaper memberInfo
- Publication number
- JP2001232713A JP2001232713A JP2000043842A JP2000043842A JP2001232713A JP 2001232713 A JP2001232713 A JP 2001232713A JP 2000043842 A JP2000043842 A JP 2000043842A JP 2000043842 A JP2000043842 A JP 2000043842A JP 2001232713 A JP2001232713 A JP 2001232713A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- photocatalyst
- wallpaper
- metal foil
- oxygen
- 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
- 239000011941 photocatalyst Substances 0.000 claims abstract description 52
- 239000011888 foil Substances 0.000 claims abstract description 41
- 229910052751 metal Inorganic materials 0.000 claims abstract description 38
- 239000002184 metal Substances 0.000 claims abstract description 38
- 238000000576 coating method Methods 0.000 claims abstract description 13
- 239000011248 coating agent Substances 0.000 claims abstract description 11
- 239000010936 titanium Substances 0.000 claims description 28
- 239000001301 oxygen Substances 0.000 claims description 24
- 229910052760 oxygen Inorganic materials 0.000 claims description 24
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 23
- 238000005034 decoration Methods 0.000 claims description 20
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 13
- 229910052719 titanium Inorganic materials 0.000 claims description 13
- 239000011261 inert gas Substances 0.000 claims description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 7
- 229910052718 tin Inorganic materials 0.000 claims description 7
- 230000005684 electric field Effects 0.000 claims description 5
- 230000001699 photocatalysis Effects 0.000 claims description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 229910001882 dioxygen Inorganic materials 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims description 3
- 229910001428 transition metal ion Inorganic materials 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 67
- 239000000463 material Substances 0.000 description 11
- 230000001954 sterilising effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 239000007789 gas Substances 0.000 description 7
- 229910010413 TiO 2 Inorganic materials 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 5
- 235000019645 odor Nutrition 0.000 description 5
- 238000004544 sputter deposition Methods 0.000 description 5
- 239000012790 adhesive layer Substances 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000001877 deodorizing effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- -1 nitrogen gas ions Chemical class 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 230000001443 photoexcitation Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 102100032566 Carbonic anhydrase-related protein 10 Human genes 0.000 description 1
- 102100033029 Carbonic anhydrase-related protein 11 Human genes 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 101000867836 Homo sapiens Carbonic anhydrase-related protein 10 Proteins 0.000 description 1
- 101000867841 Homo sapiens Carbonic anhydrase-related protein 11 Proteins 0.000 description 1
- 101001075218 Homo sapiens Gastrokine-1 Proteins 0.000 description 1
- 101100219325 Phaseolus vulgaris BA13 gene Proteins 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010574 gas phase reaction Methods 0.000 description 1
- 230000002070 germicidal effect Effects 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 238000013032 photocatalytic reaction Methods 0.000 description 1
- 238000005240 physical vapour deposition Methods 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 208000008842 sick building syndrome Diseases 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Laminated Bodies (AREA)
- Catalysts (AREA)
- Physical Vapour Deposition (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、室内で使用される
壁紙部材、特に殺菌機能、浄化機能、脱臭機能などを有
した装飾性を有する壁紙部材に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wallpaper member used indoors, and more particularly to a decorative wallpaper member having a sterilizing function, a purifying function, a deodorizing function, and the like.
【０００２】[0002]
【従来の技術】従来の殺菌機能や浄化機能を有した壁紙
部材として、特開平１１−１３８６８６公報のものや、
特開平１１−１７９２１３号公報のものが知られてい
る。2. Description of the Related Art As a conventional wallpaper member having a sterilizing function and a purifying function, Japanese Patent Application Laid-Open No. 11-138686,
Japanese Patent Application Laid-Open No. H11-179213 is known.
【０００３】前者のものにおいては、樹脂フィルムに酸
化チタンなどからなる光触媒担持フィルムをラミネート
して壁紙などを形成し、紫外線を利用して殺菌機能、浄
化機能、脱臭機能などを実現している。In the former, a photocatalyst carrying film made of titanium oxide or the like is laminated on a resin film to form a wallpaper or the like, and a sterilizing function, a purifying function, a deodorizing function, and the like are realized by using ultraviolet rays.
【０００４】後者のものにおいては、シート状や繊維状
の担体にＣＶＤ法やＰＶＤ法によって酸化チタンなどの
光触媒を固定化し、紫外線を利用して殺菌機能、浄化機
能、脱臭機能などを実現している。In the latter, a photocatalyst such as titanium oxide is immobilized on a sheet-like or fibrous carrier by a CVD method or a PVD method, and a sterilizing function, a purifying function, a deodorizing function, etc. are realized using ultraviolet rays. I have.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら、これら
のものにおいては紫外線領域の光で殺菌作用や浄化作用
を行うものであって、太陽光が差し込む間は良いが、夜
間の屋内照明では紫外線の量が少なくこれらの作用を発
揮できないものである。特に高層ビルや病院施設等にお
いては太陽光が差し込まない部屋や通路などが存在する
事があり、従来の壁紙部材ではこれらの作用を期待でき
ないうえ、無機質の埃などが付着した場合、表面を拭い
ても無機質の汚れが樹脂部材に染み込み、なかなか取れ
ないものであった。However, in these devices, the germicidal action and the purifying action are performed by light in the ultraviolet region, and it is good while sunlight is inserted. And these effects cannot be exerted. Especially in high-rise buildings and hospital facilities, there are rooms and passages where sunlight does not enter, and these effects cannot be expected with conventional wallpaper materials.In addition, if inorganic dust adheres, wipe the surface. However, inorganic stains permeated the resin member and were difficult to remove.
【０００６】本発明はこれらの課題を解決し、屋内照明
器具から照射される可視光で殺菌作用や浄化作用が行
え、無機質の汚れが付着しても容易に拭き取れる壁紙部
材を提供する事にある。SUMMARY OF THE INVENTION The present invention has been made to solve the above problems and to provide a wallpaper member capable of performing a bactericidal action and a purifying action with visible light emitted from an indoor lighting fixture and easily wiping even if inorganic dirt adheres. is there.
【０００７】[0007]
【課題を解決するための手段】上記課題を解決するため
に、本発明の壁紙部材は、金属箔に装飾層と可視光の照
射に応じて光励起する光触媒含有層とをドライコーティ
ングして形成したことを特徴としている。In order to solve the above-mentioned problems, a wallpaper member of the present invention is formed by dry-coating a metal foil with a decorative layer and a photocatalyst-containing layer which is photoexcited in response to visible light irradiation. It is characterized by:
【０００８】このようにすることで、装飾性を有し、室
内で使用される照明器具が照射する可視光でもって光触
媒層が光励起し活性酸素を生じ、この活性酸素が壁紙部
材表面に付着した細菌を死滅させたり、臭い物質や有機
溶剤などを分解し、且つ壁紙部材が金属箔製なので汚れ
が内部に浸入せず簡単に拭き取ることができる。In this manner, the photocatalyst layer has a decorative property and is photoexcited by visible light radiated by a lighting device used indoors to generate active oxygen, and the active oxygen adheres to the surface of the wallpaper member. It kills bacteria, decomposes odorous substances, organic solvents, and the like, and since the wallpaper member is made of metal foil, dirt can be easily wiped out without entering the inside.
【０００９】特に、室内照明で壁紙部材が有機溶剤や臭
い物質などを分解し細菌等は死滅させるので、一般家庭
においては、有機溶剤などにより生じるシックハウス症
候群が解消できたり、喫煙に伴うヤニや臭いが分解した
り、トイレにおいては臭気が消えたり、玄関の臭いが消
え、台所においては油汚れなどが分解するなど、室内空
間で生じる様々な環境汚染が解消でき、病院施設におい
ては、病院特有の臭いが消えたり、殺菌作用によって院
内感染の予防も可能になり、更には高齢者の介護施設で
は、この施設独特の臭気が脱臭できる。[0009] In particular, the wallpaper material decomposes organic solvents and odorous substances in indoor lighting and kills bacteria and the like, so that in ordinary households, the sick house syndrome caused by organic solvents and the like can be eliminated, and the odor and smell caused by smoking can be eliminated. Can decompose, eliminate odors in toilets, eliminate odors in the entrance, decompose oil stains in kitchens, etc. The odor disappears and the bactericidal action makes it possible to prevent nosocomial infections, and furthermore, in nursing homes for the elderly, the odor unique to this facility can be deodorized.
【００１０】光触媒層が少なくともＴｉ2Ｏ3とＴｉＯ2
を有すると、太陽光など紫外線領域を含む光ではＴｉ2
Ｏ3とＴｉＯ2が光励起して活性酸素を生じ、室内で使用
される照明器具の可視光領域の光ではＴｉ2Ｏ3が光励起
して活性酸素を生じるので好ましい。The photocatalyst layer has at least Ti 2 O 3 and TiO 2
With light having an ultraviolet region such as sunlight, Ti 2
O 3 and TiO 2 are photo-excited to generate active oxygen, and Ti 2 O 3 is photo-excited to generate active oxygen in light in the visible light range of a lighting fixture used indoors, which is preferable.
【００１１】前記光触媒層表面の酸素/チタン比は、光
触媒層と装飾層との界面における酸素/チタン比よりも
大きくすると、可視光でもって光触媒含有層が光励起し
得るうえ、内面側にある光触媒層はその酸素/チタン比
が小さいので光触媒層による装飾層や金属箔素材へのダ
メージが少なくて済むので好ましい。When the oxygen / titanium ratio on the surface of the photocatalyst layer is larger than the oxygen / titanium ratio at the interface between the photocatalyst layer and the decoration layer, the photocatalyst-containing layer can be photoexcited by visible light and the photocatalyst on the inner surface side Since the layer has a small oxygen / titanium ratio, the photocatalytic layer is less likely to damage the decorative layer and the metal foil material, which is preferable.
【００１２】前記装飾層がＴｉＣあるいはＴｉＮとする
と、ドライコーティングする際にＴｉ素材が共通とな
り、素材の調達や製造工程において間違いが少なくて済
み、好ましい。When the decorative layer is made of TiC or TiN, the Ti material is commonly used for dry coating, so that errors in the procurement and manufacturing process of the material can be reduced, which is preferable.
【００１３】光触媒層にＣｒ、Ｖなどの遷移金属イオン
を注入すれば、太陽光による光励起効果を高めることが
できるので好ましい。It is preferable to inject transition metal ions such as Cr and V into the photocatalyst layer because the effect of photoexcitation by sunlight can be enhanced.
【００１４】なお、金属箔の厚みを好ましくは２０〜２
００μｍとし、より好ましくは５０〜１００μｍとし、
装飾層の厚みを好ましくは２００〜９００ｎｍとし、よ
り好ましくは４００〜６００μｍとし、光触媒含有層の
厚みを好ましくは１０ｎｍ〜１００ｎｍとし、より好ま
しくは３０〜５０ｎｍとし、金属箔の柔軟性を維持で
き、且つ装飾層の色むらが生じず、可視光照射で殺菌・
分解浄化機能を発揮し、壁紙部材として適している。The thickness of the metal foil is preferably 20 to 2
00 μm, more preferably 50-100 μm,
The thickness of the decoration layer is preferably 200 to 900 nm, more preferably 400 to 600 μm, the thickness of the photocatalyst containing layer is preferably 10 to 100 nm, more preferably 30 to 50 nm, and the flexibility of the metal foil can be maintained. In addition, the color unevenness of the decoration layer does not occur, and sterilization and
Demonstrates the decomposition and purification function and is suitable as a wallpaper material.
【００１５】金属箔上に装飾層を形成した装飾箔を準備
する工程、不活性ガスと酸素ガスと光触媒構成金属元素
を含むターゲットが封入されたチャンバーに、前記装飾
箔を供給する工程、前記チャンバー内に電界を印加する
ことにより前記不活性ガス及び／又は前記酸素ガスとを
前記光触媒構成金属元素を含むターゲットに衝突させ、
これにより放出された光触媒構成元素と酸素との気相反
応で生成する光触媒を前記装飾層上に積層させるため、
装飾層や光触媒層の厚さ及び層の構成を変えて装飾層の
色むらを無くしたり、反応する可視光領域を調整できる
ことが可能になるばかりでなく、連続大量生産が可能と
なり、安価な壁紙部材を提供できる。A step of preparing a decorative foil having a decorative layer formed on a metal foil; a step of supplying the decorative foil to a chamber in which a target containing an inert gas, an oxygen gas, and a metal element constituting a photocatalyst is enclosed; The inert gas and / or the oxygen gas are caused to collide with a target containing the metal element constituting the photocatalyst by applying an electric field therein,
In order to stack a photocatalyst generated by a gas phase reaction between the released photocatalyst constituent element and oxygen on the decorative layer,
By changing the thickness of the decoration layer and the photocatalyst layer and the composition of the layer, it is possible to eliminate the color unevenness of the decoration layer and to adjust the visible light region to be reacted, as well as to enable continuous mass production and to use inexpensive wallpaper. A member can be provided.
【００１６】以下図面に基き本発明を説明すると、図１
は本発明壁紙部材の断面図、図２は同壁紙部材の断面を
示す模式図、図３は金属箔をドライコーティングする方
法を示す模式図、図４は同、他の実施例の断面を示す模
式図、図５は同、他の実施例の断面を示す模式図であ
る。The present invention will be described below with reference to the drawings.
Is a cross-sectional view of the wallpaper member of the present invention, FIG. 2 is a schematic diagram showing a cross-section of the wallpaper member, FIG. 3 is a schematic diagram showing a method of dry-coating a metal foil, and FIG. FIG. 5 is a schematic diagram showing a cross section of another embodiment.
【００１７】図中１は壁紙部材であって、金属箔２の表
面に装飾層３とこの装飾層３表面に可視光の照射に応じ
て光励起する光触媒層４を積層し、金属箔２の裏面には
粘着材を塗布した粘着層５と剥離紙６を有している。In FIG. 1, reference numeral 1 denotes a wallpaper member, in which a decoration layer 3 and a photocatalyst layer 4 for photo-excitation in response to visible light irradiation are laminated on the surface of the metal foil 2, Has an adhesive layer 5 coated with an adhesive and a release paper 6.
【００１８】金属箔２はアルミニウムなどの金属素材
で、その厚みが２０〜２００μｍのものを用いており、
装飾層３はこの金属箔２表面にＴｉＣあるいはＴｉＮ素
材をスパッタリングなどのドライコーティング方法で形
成し、その厚みを２００〜９００ｎｍとしている。The metal foil 2 is made of a metal material such as aluminum and has a thickness of 20 to 200 μm.
The decorative layer 3 is formed of a TiC or TiN material on the surface of the metal foil 2 by a dry coating method such as sputtering, and has a thickness of 200 to 900 nm.
【００１９】この装飾層３には更にドライコーティング
方法で少なくともＴｉ2Ｏ3とＴｉＯ 2を有した光触媒層
４を積層しており、その厚みを１０ｎｍ〜１００ｎｍに
設定している。The decorative layer 3 is further dry-coated.
At least TiTwoOThreeAnd TiO TwoPhotocatalyst layer having
4 and the thickness is reduced to 10 nm to 100 nm.
You have set.
【００２０】この光触媒層４はその厚み方向において装
飾層３側は酸素/チタン比が小さく、表面に近くなるほ
ど酸素/チタン比が大きくなる様に積層しており、更に
この光触媒層４にはＣｒ、Ｖなどの遷移金属イオンを微
量注入している。The photocatalyst layer 4 is laminated such that the oxygen / titanium ratio is small on the decorative layer 3 side in the thickness direction, and the oxygen / titanium ratio increases as the surface becomes closer to the surface. , V, etc., in a very small amount.
【００２１】光触媒層４を、少なくともＴｉ2Ｏ3とＴｉ
Ｏ2を有しその厚み方向において装飾層３側は酸素/チタ
ン比が小さく、表面に近くなるほど酸素/チタン比が大
きくなる様にすることで、Ｔｉが可視光を効率よく吸収
し、可視光領域においても光触媒層４は光励起し殺菌機
能や浄化機能を発揮する。The photocatalyst layer 4 is made of at least Ti 2 O 3 and Ti
O 2 has a small oxygen / titanium ratio on the decorative layer 3 side in the thickness direction, and the oxygen / titanium ratio increases toward the surface, so that Ti efficiently absorbs visible light, Also in the region, the photocatalyst layer 4 is photoexcited and exhibits a sterilizing function and a purifying function.
【００２２】更に光触媒層４にＣｒ、Ｖなどの遷移金属
イオンを微量注入すれば、太陽光で、これらを加えない
ものより３〜４倍の光触媒反応をもたらし、殺菌機能や
浄化機能を発揮できる。Further, if a small amount of transition metal ions such as Cr and V are injected into the photocatalyst layer 4, the photocatalytic reaction can be performed three to four times more with sunlight without the addition of these, and a sterilizing function and a purifying function can be exhibited. .
【００２３】金属箔２への装飾層３及び光触媒層４は、
本実施例ではドライコーティングとしてスパッタリング
法にて形成しており、図３に示すようにロール状に巻回
した厚さが２０〜２００μｍのアルミニウム箔などの金
属箔２を、アルゴンガスなどの不活性ガス、窒素ガス、
酸素分子を有する酸化性ガスを夫々それらガスの供給量
を調整した略真空状態の３個のスパッタリングチャンバ
ーに連続的に供給しながら金属箔２に積層している。The decoration layer 3 and the photocatalyst layer 4 on the metal foil 2
In this embodiment, a dry coating is formed by a sputtering method. As shown in FIG. 3, a metal foil 2 such as an aluminum foil having a thickness of 20 to 200 μm wound in a roll shape is inerted with an inert gas such as an argon gas. Gas, nitrogen gas,
The oxidizing gas containing oxygen molecules is laminated on the metal foil 2 while being continuously supplied to three sputtering chambers in a substantially vacuum state where the supply amounts of the gases are adjusted.
【００２４】即ち、第１のチャンバー７では、電界の印
加により加速した不活性ガスイオンと窒素ガスイオンを
Ｔｉなどの装飾部材８に衝突させ、これによりＴｉＮ原
子を主成分とする厚さ２００ｎｍ〜９００ｎｍの装飾層
３を金属箔２表面に形成させる。That is, in the first chamber 7, the inert gas ions and nitrogen gas ions accelerated by the application of the electric field collide with the decorative member 8 such as Ti, thereby forming a TiN atom having a thickness of 200 nm or less. A 900 nm decoration layer 3 is formed on the surface of the metal foil 2.
【００２５】次いで装飾層３をドライコーティングした
金属箔２（装飾箔）を第２のチャンバー９に連続的に供
給し、この第２のチャンバー９では、電界の印加により
加速した不活性ガスと少量の酸化性ガスイオンを、Ｔｉ
を主成分とする光触媒部材１０に衝突させ、これにより
放出したＴｉＯ2原子やＴｉ2Ｏ3原子を含有した厚さ５
ｎｍ〜５０ｎｍの第１の光触媒層４ａを装飾層３表面に
積層させる。Next, the metal foil 2 (decorative foil) on which the decorative layer 3 is dry-coated is continuously supplied to the second chamber 9 where the inert gas accelerated by application of an electric field and a small amount of inert gas are supplied. Oxidizing gas ions of Ti
Collides with the photocatalyst member 10 containing TiO 2 atoms or Ti 2 O 3 atoms as a main component.
A first photocatalyst layer 4 a of nm to 50 nm is laminated on the surface of the decoration layer 3.
【００２６】引続き、装飾層３の表面に第１の光触媒層
４ａが積層された金属箔２を第３のチャンバー１１に連
続的に供給し、この第３のチャンバー１１では、電界の
印加により加速した不活性ガスイオンと多量の酸化性ガ
スイオンを、Ｔｉを主成分としこれに微量のＣｒ、Ｖな
どの遷移金属を添加した光触媒部材１２に衝突させ、こ
れによりＴｉ2Ｏ3原子やＴｉＯ2原子と微量の遷移金属
原子とを含有した５ｎｍ〜５０ｎｍ厚の第２の光触媒層
４ｂを第１の光触媒層４ａ表面に積層させる。Subsequently, the metal foil 2 having the first photocatalyst layer 4a laminated on the surface of the decoration layer 3 is continuously supplied to the third chamber 11, where the metal foil 2 is accelerated by applying an electric field. The inert gas ions and a large amount of oxidizing gas ions collide with the photocatalyst member 12 containing Ti as a main component and a small amount of a transition metal such as Cr or V added thereto, whereby Ti 2 O 3 atoms or TiO 2 A 5 nm to 50 nm thick second photocatalyst layer 4b containing atoms and a trace amount of transition metal atoms is laminated on the surface of the first photocatalyst layer 4a.
【００２７】このようにして、光触媒層４はその厚み方
向において装飾層３側は酸素/チタン比が小さい第１の
光触媒層４ａが、表面側は酸素/チタン比が大きい第２
の光触媒層４ｂが積層される。In this way, the photocatalyst layer 4 has the first photocatalyst layer 4a having a small oxygen / titanium ratio on the decorative layer 3 side and the second photocatalyst layer having a large oxygen / titanium ratio on the surface side in the thickness direction.
Are stacked.
【００２８】尚、これら３つのチャンバー７、９、１１
及び金属箔２ロールなどはチャンバー内の真空程度の真
空室１３内に収納し、金属箔２の各チャンバーへの出入
り口からチャンバー内に外気が浸入することやチャンバ
ー内のガスイオンなどが流出することを防いでいる。The three chambers 7, 9, 11
In addition, the metal foil 2 rolls and the like are housed in a vacuum chamber 13 of a vacuum level in the chamber, and the outside air enters the chamber from the entrance of the metal foil 2 to each chamber, and gas ions and the like in the chamber flow out. Is preventing.
【００２９】次いで、金属箔２裏面側に粘着材を塗布あ
るいは吹き付けて粘着層５を形成し、この粘着層５に剥
離紙６を貼り付ける。Next, an adhesive is applied or sprayed on the back surface of the metal foil 2 to form an adhesive layer 5, and a release paper 6 is attached to the adhesive layer 5.
【００３０】而して、使用に際しては、この壁紙部材１
は通常の壁紙と同様に剥離紙６を剥がしてベニヤ板や石
膏ボードの壁や天井に張りつけるが、本実施例のように
金属箔２の素材としてアルミニウムを用いると、軽量で
持ち運び易く、且つカッターなどで容易に切断でき、し
かもリサイクルが容易で好ましい。When using the wallpaper member 1
As in the case of ordinary wallpaper, the release paper 6 is peeled off and adhered to the wall or ceiling of a plywood or a gypsum board. However, if aluminum is used as the material of the metal foil 2 as in this embodiment, it is lightweight, easy to carry, and has a cutter and the like. It is preferable because it can be easily cut and recycling is easy.
【００３１】そして、太陽光が差し込む場合はこの太陽
光で、太陽光が差し込まなくても通常の照明器具の可視
光で光触媒層４が励起されて活性酸素を発生し、殺菌、
浄化、脱臭、分解などの諸機能を発揮する。When the sunlight enters, the photocatalyst layer 4 is excited by the visible light of a normal lighting fixture to generate active oxygen even when the sunlight does not enter, and sterilization is performed.
Exhibits various functions such as purification, deodorization and decomposition.
【００３２】尚、金属箔の厚みを２０〜２００μｍとす
るのが好ましく、２０μｍより薄いと破れ易くて壁紙部
材として不適当で、２００μｍより厚いと柔軟性に欠け
コーナー部にうまく脹れないうえ切断し難くて壁紙部材
として不適当であり、５０〜１００μｍであれば破れ難
く柔軟性が有り、切断し易く壁紙部材として好ましい。It is preferable that the thickness of the metal foil is 20 to 200 μm. If the thickness is less than 20 μm, the foil is easily broken and is unsuitable as a wallpaper member. It is difficult to cut and is unsuitable as a wallpaper member. If it is 50 to 100 μm, it is difficult to tear and has flexibility, and it is easy to cut and is preferable as a wallpaper member.
【００３３】又、装飾層の厚みを２００〜９００ｎｍと
するのが好ましく、２００ｎｍより薄いと装飾層に色む
らが生じ、９００ｎｍより厚くすると金属箔が硬化して
柔軟性が無くなるうえ材料費がアップして壁紙部材とし
て不適当であり、４００〜６００μｍであれば、色むら
が無く適度な柔軟性を維持でき好ましい。It is preferable that the thickness of the decorative layer is 200 to 900 nm. If the thickness is less than 200 nm, color unevenness occurs in the decorative layer. If the thickness is more than 900 nm, the metal foil is hardened and loses flexibility, and the material cost increases. However, it is not suitable as a wallpaper member, and if the thickness is 400 to 600 μm, it is preferable because color unevenness can be maintained and appropriate flexibility can be maintained.
【００３４】更に、光触媒含有層の厚みを１０ｎｍ〜１
００ｎｍとするのが好ましく、１０ｎｍより薄いと可視
光照射での殺菌・分解浄化機能をほとんど発揮せず、１
００ｎｍより厚くしても可視光照射での殺菌・分解浄化
機能はほとんど変わらず、製造スピードを遅くしてコス
トをいたずらに高くするだけであり、３０〜５０ｎｍで
あれば、可視光照射で充分殺菌・分解浄化機能を発揮
し、且つ製造コストも高くならず好ましい。Further, the thickness of the photocatalyst-containing layer is set to 10 nm to 1 nm.
When the thickness is thinner than 10 nm, it hardly exhibits a sterilizing / decomposing / purifying function by irradiation with visible light.
Even if it is thicker than 00 nm, the sterilization / decomposition / purification function by irradiation with visible light hardly changes, only the production speed is slowed and the cost is unnecessarily increased. It is preferable because it exhibits a decomposition purification function and does not increase the production cost.
【００３５】本発明は上述の実施例に限定されること無
く種々の変形が可能であり、金属箔素材としてステンレ
ス、鉄、銅などを用いても良く、装飾層の金属間化合物
として、Ｂｅ2Ｃ、ＺｒＣ、ＷＣの炭素化合物、Ｍｎ
Ｎ、ＷＮ、ＺｒＮ、Ｍｇ3Ｎ2などの窒化化合物などを用
いても良いが、ＴｉＣ、ＴｉＮを用いれば光触媒層の酸
化チタンとの馴染みが良く、ＴｉＣ、ＴｉＮの比率を変
えることで種々の色調が表現でき好ましい。The present invention can be variously modified without being limited to the above-described embodiment. Stainless steel, iron, copper, etc. may be used as the metal foil material, and Be 2 C, ZrC, WC carbon compound, Mn
Nitride compounds such as N, WN, ZrN, and Mg 3 N 2 may be used. However, if TiC or TiN is used, the photocatalytic layer is well compatible with titanium oxide, and various types of TiC and TiN can be used by changing the ratio of TiC and TiN. It is preferable because the color tone can be expressed.
【００３６】また、ドライコーティングの方法としてス
パッタリング法以外にイオンプレーティング法、電子ビ
ーム法、ホロカソード法などを用いても良く、最初のチ
ャンバーではスパッタリング法、次のチャンバーでは電
子ビーム法を、次のチャンバーではホロカソード法を用
いるなどしても良い。In addition to the sputtering method, an ion plating method, an electron beam method, a hollow cathode method, or the like may be used as a dry coating method. The sputtering method is used in the first chamber, the electron beam method is used in the next chamber, and the following method is used. In the chamber, a hollow cathode method may be used.
【００３７】更に、光触媒層を少なくともＴｉ2Ｏ3とＴ
ｉＯ2を有し、この光触媒層の厚み方向において表面に
近くなるほど酸素/チタン比を大きくする方法として、
同一チャンバー内に最初は酸素イオン濃度を薄く、時間
が経つにつれ徐々に酸素イオン濃度を濃くしても良く、
更には金属箔の加熱温度を制御することでも実現でき
る。Further, the photocatalyst layer is made of at least Ti 2 O 3 and T
As a method of having iO 2 and increasing the oxygen / titanium ratio closer to the surface in the thickness direction of the photocatalytic layer,
The oxygen ion concentration may be initially reduced in the same chamber, and gradually increased with time.
Furthermore, it can also be realized by controlling the heating temperature of the metal foil.
【００３８】また、光触媒層４を図４に示すように３層
にし、最表面層４ｃにＴｉＯ2とＳｉＯ2を含有させて親
水、防曇機能を加えても良い。Further, the photocatalyst layer 4 may be made into three layers as shown in FIG. 4, and the outermost surface layer 4c may be made to contain TiO 2 and SiO 2 to have a hydrophilic and anti-fog function.
【００３９】更に又、光触媒層にＴｉＯ2は無くても良
く、Ｔｉ2Ｏ3だけであっても可視光照射で諸機能を発揮
できる。Further, the photocatalyst layer does not need to have TiO 2 , and various functions can be exerted by irradiating visible light with only Ti 2 O 3 .
【００４０】更に、図５に示すように最表面を装飾層３
としてもよく、この場合装飾層３の厚さを２００ｎｍ程
度とし、装飾層３の下層を、酸素/チタン比が大きい光
触媒層４ｂとすれば、可視光が装飾層３を透過してこの
光触媒層４ｂから活性酸素が発生し、この活性酸素が装
飾層３表面に移行して、第１実施例と同様の機能を発揮
できる。Further, as shown in FIG.
In this case, if the thickness of the decoration layer 3 is about 200 nm and the lower layer of the decoration layer 3 is a photocatalyst layer 4b having a large oxygen / titanium ratio, visible light passes through the decoration layer 3 and Active oxygen is generated from 4b, and this active oxygen moves to the surface of the decoration layer 3, so that the same function as in the first embodiment can be exhibited.
【００４１】また、更に金属箔表面を予め鏡面仕上げし
ておけば、ドライコーティングした後でも着色した鏡面
の壁紙部材にでき、金属箔表面を予めシボ加工しておけ
ば、ドライコーティングした後でも着色したシボ加工面
となった壁紙部材にできる。Further, if the surface of the metal foil is mirror-finished in advance, it can be made into a mirrored wallpaper member even after dry coating, and if the surface of the metal foil is pre-textured, it can be colored even after dry coating. It can be used as a wallpaper material with a textured surface.
【００４２】更に、ドライコーティングした後に凹凸模
様などをプレス加工しても良い。Further, after the dry coating, an uneven pattern or the like may be pressed.
【００４３】[0043]
【発明の効果】本発明は以上のように、壁紙部材を、金
属箔に、装飾層と可視光の照射に応じて光励起する光触
媒層とをドライコーティングして形成し、積層したの
で、屋内照明器具から照射される可視光で殺菌作用や浄
化作用が行え、無機質の汚れが付着しても容易に拭き取
れる壁紙部材を提供できる。According to the present invention, as described above, the wallpaper member is formed by dry-coating a metal foil with a decorative layer and a photocatalytic layer which is photo-excited in response to irradiation of visible light, and is laminated. It is possible to provide a wallpaper member that can perform a bactericidal action and a purifying action with visible light emitted from the device and can be easily wiped off even when inorganic dirt is attached.
【図１】本発明壁紙部材の断面図である。FIG. 1 is a cross-sectional view of a wallpaper member of the present invention.
【図２】同壁紙部材の断面を示す模式図である。FIG. 2 is a schematic view showing a cross section of the wallpaper member.
【図３】金属箔をドライコーティングする方法を示す模
式図である。FIG. 3 is a schematic view showing a method for dry-coating a metal foil.
【図４】同、他の実施例の断面を示す模式図である。FIG. 4 is a schematic diagram showing a cross section of another embodiment.
【図５】同、他の実施例の断面を示す模式図である。FIG. 5 is a schematic view showing a cross section of another embodiment.
１：壁紙部材 ２：金属箔 ３：装飾層 ４：光触媒層 ５：粘着層 ６：剥離紙 ７：第１のチャンバー ８：装飾部材 ９：第２のチャンバー １０：光触媒部材 １１：第３のチャンバー １２：光触媒部材 １３：真空室 1: wallpaper member 2: metal foil 3: decoration layer 4: photocatalyst layer 5: adhesive layer 6: release paper 7: first chamber 8: decoration member 9: second chamber 10: photocatalyst member 11: third chamber 12: Photocatalyst member 13: Vacuum chamber
───────────────────────────────────────────────────── フロントページの続き (72)発明者 福田 隆三 福岡県北九州市小倉北区中島２丁目１番１ 号 東陶機器株式会社内 Ｆターム(参考） 4D048 AA22 BA07X BA07Y BA23Y BA25Y BA39X BA39Y BB03 BB08 CC03 EA01 4F100 AA12B AA15B AA21C AB01A AB10 AB33A AD04B AD07B AR00C BA03 BA04 BA05 BA07 BA10A BA10B BA10C BA13 EH662 GB08 HB00B JA20A JA20B JA20C JC00 JL06 JL08C JN30C YY00A YY00B YY00C 4G069 AA03 AA08 BA04A BA04B BA17 BA36A BA48A BB04A BB04B BB11A BB15A BC50A BC50B BC54A BC58A CA11 CA17 CD03 EA07 EE06 FA04 4K029 AA02 AA25 BA48 BA55 BA60 BB02 BC00 BD06 CA06 CA10 EA01 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Ryuzo Fukuda 2-1-1 Nakajima, Kokurakita-ku, Kitakyushu-shi, Fukuoka F-term (reference) 4D048 AA22 BA07X BA07Y BA23Y BA25Y BA39X BA39Y BB03 BB08 CC03 EA01 4F100 AA12B AA15B AA21C AB01A AB10 AB33A AD04B AD07B AR00C BA03 BA04 BA05 BA07 BA10A BA10B BA10C BA13 EH662 GB08 HB00B JA20A JA20B JA20C JC00 JL06 JL08C JN30C YY00A YY00B YY00C 4G069 AA03 AA08 BA04A BA04B BA17 BA36A BA48A BB04A BB04B BB11A BB15A BC50A BC50B BC54A BC58A CA11 CA17 CD03 EA07 EE06 FA04 4K029 AA02 AA25 BA48 BA55 BA60 BB02 BC00 BD06 CA06 CA10 EA01
Claims (7)
て光励起する光触媒層とをドライコーティングして形成
し、積層したことを特徴とする壁紙部材。1. A wallpaper member comprising a metal foil formed by dry coating a decoration layer and a photocatalyst layer that is photoexcited in response to irradiation with visible light, and laminated.
ｉＯ2を有することを特徴とする請求項１に記載の壁紙
部材。2. The photocatalyst layer according to claim 1, wherein said photocatalytic layer comprises at least Ti 2 O 3 and T
Wallpaper member according to claim 1, characterized in that it comprises a iO 2.
光触媒層と装飾層との界面における酸素/チタン比より
も大きいことを特徴とすることを特徴とする請求項１又
は２に記載の壁紙部材。3. The oxygen / titanium ratio of the photocatalyst layer surface is:
The wallpaper member according to claim 1 or 2, wherein the ratio is larger than the oxygen / titanium ratio at the interface between the photocatalyst layer and the decoration layer.
ることを特徴とする請求項１から３のいずれかに記載の
壁紙部材。4. The wallpaper member according to claim 1, wherein the decoration layer is made of TiC or TiN.
イオンが注入されていることを特徴とする請求項１から
４のいずれかに記載の壁紙部材。5. The wallpaper member according to claim 1, wherein transition metal ions such as Cr and V are implanted in the photocatalyst layer.
あり、前記装飾層の厚みが２００〜９００ｎｍであり、
前記光触媒層の厚みが１０ｎｍ〜１００ｎｍであること
を特徴とする請求項１から５のいずれかに記載の壁紙部
材。6. The thickness of the metal foil is 20 to 200 μm, the thickness of the decoration layer is 200 to 900 nm,
The wallpaper member according to any one of claims 1 to 5, wherein the photocatalyst layer has a thickness of 10 nm to 100 nm.
備する工程、不活性ガスと酸素ガスと光触媒構成金属元
素を含むターゲットが封入されたチャンバーに、前記装
飾箔を供給する工程、前記チャンバー内に電界を印加す
ることにより前記不活性ガス及び／又は前記酸素ガスと
を前記光触媒構成金属元素を含むターゲットに衝突さ
せ、これにより放出された光触媒構成元素と酸素との気
相反応で生成する光触媒を前記装飾層上に積層させる工
程とを含む壁紙部材の製造方法。7. A step of preparing a decorative foil having a decorative layer formed on a metal foil, a step of supplying the decorative foil to a chamber in which a target containing an inert gas, an oxygen gas, and a metal element constituting a photocatalyst is enclosed. By applying an electric field into the chamber, the inert gas and / or the oxygen gas collide with a target containing the photocatalyst constituent metal element, and the gaseous reaction between the photocatalyst constituent element and oxygen released thereby causes Laminating a generated photocatalyst on the decorative layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000043842A JP2001232713A (en) | 2000-02-22 | 2000-02-22 | Wallpaper member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000043842A JP2001232713A (en) | 2000-02-22 | 2000-02-22 | Wallpaper member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001232713A true JP2001232713A (en) | 2001-08-28 |
Family
ID=18566693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000043842A Pending JP2001232713A (en) | 2000-02-22 | 2000-02-22 | Wallpaper member |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001232713A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002035600A (en) * | 2000-07-28 | 2002-02-05 | Toto Ltd | Photocatalyst member and manufacturing method therefor |
| JP2006175685A (en) * | 2004-12-22 | 2006-07-06 | Takiron Co Ltd | Molded product having photocatalytic function |
| JP2007186775A (en) * | 2006-01-16 | 2007-07-26 | Bridgestone Corp | Film-forming method and apparatus |
| JP2007186774A (en) * | 2006-01-16 | 2007-07-26 | Bridgestone Corp | Film-forming method and apparatus |
| JP2009227513A (en) * | 2008-03-24 | 2009-10-08 | Mitsubishi Materials Corp | Method for manufacturing titanium oxide target having high density and low specific resistance |
| JP6030796B1 (en) * | 2016-05-26 | 2016-11-24 | イビデン株式会社 | Antiviral decorative board |
-
2000
- 2000-02-22 JP JP2000043842A patent/JP2001232713A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002035600A (en) * | 2000-07-28 | 2002-02-05 | Toto Ltd | Photocatalyst member and manufacturing method therefor |
| JP2006175685A (en) * | 2004-12-22 | 2006-07-06 | Takiron Co Ltd | Molded product having photocatalytic function |
| JP2007186775A (en) * | 2006-01-16 | 2007-07-26 | Bridgestone Corp | Film-forming method and apparatus |
| JP2007186774A (en) * | 2006-01-16 | 2007-07-26 | Bridgestone Corp | Film-forming method and apparatus |
| JP2009227513A (en) * | 2008-03-24 | 2009-10-08 | Mitsubishi Materials Corp | Method for manufacturing titanium oxide target having high density and low specific resistance |
| JP6030796B1 (en) * | 2016-05-26 | 2016-11-24 | イビデン株式会社 | Antiviral decorative board |
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