JP2634175B2 - Surface heating element for sterilization filter - Google Patents
Surface heating element for sterilization filterInfo
- Publication number
- JP2634175B2 JP2634175B2 JP62236675A JP23667587A JP2634175B2 JP 2634175 B2 JP2634175 B2 JP 2634175B2 JP 62236675 A JP62236675 A JP 62236675A JP 23667587 A JP23667587 A JP 23667587A JP 2634175 B2 JP2634175 B2 JP 2634175B2
- Authority
- JP
- Japan
- Prior art keywords
- heating element
- surface heating
- filter
- polyimide film
- present
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 title claims description 29
- 230000001954 sterilising effect Effects 0.000 title claims description 14
- 238000004659 sterilization and disinfection Methods 0.000 title description 7
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 18
- 229920001721 polyimide Polymers 0.000 claims description 16
- 239000004065 semiconductor Substances 0.000 claims description 8
- 239000011888 foil Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052752 metalloid Inorganic materials 0.000 claims description 3
- 150000002738 metalloids Chemical class 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 2
- 244000005700 microbiome Species 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 241000700605 Viruses Species 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000003463 adsorbent Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Surface Heating Bodies (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Description
【発明の詳細な説明】 (技術分野) この発明は、滅菌フィルター用面発熱体に関するもの
である。さらに詳しくは、この発明は、バイオテクノロ
ジー実施空間において外部連通路に設ける高度滅菌フィ
ルター用の面発熱体に関するものである。Description: TECHNICAL FIELD The present invention relates to a surface heating element for a sterilizing filter. More specifically, the present invention relates to a surface heating element for an advanced sterilization filter provided in an external communication passage in a biotechnology implementation space.
(背景技術) 従来、空気中に浮遊する塵、微生物等を捕集して空気
を浄化するには、多孔質のフィルターにこれらの浮遊物
質あるいは微生物等を物理的吸着することが行われてき
た。(Background Art) Conventionally, in order to collect dust and microorganisms floating in the air and purify the air, it has been performed to physically adsorb these suspended substances or microorganisms to a porous filter. .
しかしながら、これら従来のフィルターによっては捕
集は100%確実ではなく、リークする可能性があり、ま
た捕集した物質についても再飛散するという欠点があっ
た。However, these conventional filters have a drawback that the collection is not 100% reliable, there is a possibility of leakage, and the collected substances are re-scattered.
このような欠点は、最近発展してきたバイオテクノロ
ジーにおいては、実験的に、あるいは実生産として取扱
う微生物が、人体に対して大きな影響を与えかねない細
菌、ウイルス、と拡大してきているため、極めて重大な
問題になっている。もはや、これらの生物学的な細菌、
ウイルス等の封じ込めは、100%の確度が要求されてい
るからである。These drawbacks are extremely important in the biotechnology that has recently been developed, because microorganisms treated experimentally or as actual production have expanded to bacteria and viruses that can have a significant effect on the human body. Is a problem. No longer these biological bacteria,
This is because the containment of viruses and the like requires 100% accuracy.
このため、これらのバイオテクノロジーの実施空間と
外部とを連通する空気流通路に、生物学的な封じ込めを
100%の確度で行うことのできる新しいフィルターが必
要になっている。For this reason, biological containment must be provided in the airflow passage connecting these biotechnology implementation spaces with the outside.
There is a need for new filters that can be performed with 100% accuracy.
この発明の発明者は、このような問題に対処すべく鋭
意検討し、バイオテクノロジーが対象とする細菌、ウイ
ルス等は、たとえば150〜200℃程度の温度に加熱すれば
ごく短時間で死滅することが知られていることから、こ
の地検に基づいて、フィルターに加熱手段を装着するこ
とが有効であることを見出した。The inventor of the present invention has diligently studied to address such a problem, and bacteria, viruses, etc. targeted by biotechnology can die in a very short time if heated to a temperature of about 150 to 200 ° C. It has been found that it is effective to attach a heating means to the filter based on this geographical inspection.
この加熱手段を持つフィルターについてはすでに提案
しているところである。A filter having this heating means has already been proposed.
発明者らは、生物学的に100%の封じ込めが可能なこ
の加熱手段を持ったフィルターについてさらにその信頼
性を高め、フィルターの滅菌効率を向上するために開発
を進め、加熱手段として特定の構造を発熱体を用いるこ
とがさらに有利であることを見出してこの発明を完成し
た。The inventors have developed a filter with this heating means that can contain 100% biologically, and have further developed the filter to improve the sterilization efficiency of the filter. It has been found that it is more advantageous to use a heating element to complete the present invention.
(発明の目的) この発明は、以上の通りの事情からなされたものであ
り、従来の単なる物理吸着によるフィルターの欠点を解
消した加熱手段を持った滅菌フィルターの信頼性と、滅
菌効率の向上を可能とする滅菌フィルター用面発熱体を
提供するものである。(Object of the Invention) The present invention has been made in view of the above circumstances, and has been made to improve the reliability and sterilization efficiency of a sterilization filter having a heating means that has solved the drawbacks of the conventional filter by merely physical adsorption. An object of the present invention is to provide a surface heating element for a sterilizing filter that can be used.
(発明の開示) この発明は、上記の目的を実現するために、金属箔電
極と連結された、金属または半金属の半導体化イオンが
添加されている半導体ポリイミドフィルムの両面にポリ
イミドフィルム絶縁層を介して金属薄板が配設一体化さ
れていることを特徴とする滅菌フィルター用面発熱体を
提供するものである。(Disclosure of the Invention) In order to achieve the above object, the present invention provides a polyimide film insulating layer on both sides of a semiconductor polyimide film to which a metal or metalloid semiconducting ion is added, which is connected to a metal foil electrode. It is an object of the present invention to provide a surface heating element for a sterilizing filter, wherein a thin metal plate is disposed and integrated via a metal plate.
添付した図面に沿ってこの発明の面発熱体について説
明する。The surface heating element of the present invention will be described with reference to the attached drawings.
第1図は、面発熱体の断面構造例を示したものであ
る。この例に示したように、この発明の面発熱体(1)
は、金属箔電極(2)と連結する半導体ポリイミドフィ
ルム(3)にポリイミドフィルム絶縁層(4)を介して
その両面に金属薄板(5)を配設一体化している。FIG. 1 shows an example of a cross-sectional structure of a surface heating element. As shown in this example, the surface heating element (1) of the present invention
Is a semiconductor polyimide film (3) connected to a metal foil electrode (2), a metal thin plate (5) disposed and integrated on both surfaces thereof via a polyimide film insulating layer (4).
金属箔電極(2)としては、銅、アルミニウム、ニッ
ケルなどが用いられるが、一般的には銅箔が好ましく用
いられる。この金属箔電極(2)に連結する半導体ポリ
イミドフィルム(3)は、発熱抵抗体として用いられる
ものであり、耐熱性に優れたポリイミドに不純物半導体
化イオンを添加したものが用いられている。不純物の半
導体化イオンとしては、As,B,P,Sb,その他の金属および
半金属の半導体化イオンの公知のものを添加することが
できる。As the metal foil electrode (2), copper, aluminum, nickel or the like is used, but generally, copper foil is preferably used. The semiconductor polyimide film (3) connected to the metal foil electrode (2) is used as a heat-generating resistor, and is obtained by adding an impurity semiconductor ion to polyimide having excellent heat resistance. As the semiconducting ions of impurities, known ones of semiconducting ions of As, B, P, Sb, other metals and metalloids can be added.
ポリイミドフィルム絶縁層(4)の上には、金属薄板
(5)が配設される。熱伝導率、熱放散性に優れたアル
ミニウム、銅、ステンレスなどが使用される。A thin metal plate (5) is provided on the polyimide film insulating layer (4). Aluminum, copper, stainless steel, etc., having excellent heat conductivity and heat dissipation properties are used.
これらの半導体ポリイミドフィルム(3)、ポリイミ
ドフィルム絶縁層(4)および金属薄板(5)は、各
々、数100μm〜数1000μmの範囲の厚さとすることが
できる。配設一体化には、ポリイミドフィルムの成形時
の熱融着か、あるいは、接着剤を用いて行うことができ
る。耐熱性のエポキシ系、アクリル系、フェノール系、
ウレタン系等の適宜な接着剤が用いられる。Each of the semiconductor polyimide film (3), the polyimide film insulating layer (4), and the metal thin plate (5) can have a thickness in the range of several hundred μm to several thousand μm. The disposition and integration can be performed by heat fusion at the time of forming the polyimide film or by using an adhesive. Heat resistant epoxy, acrylic, phenolic,
An appropriate adhesive such as urethane is used.
このような面発熱体(1)においては、抵抗体として
の半導体ポリイミドフィルム(3)が面状発熱体として
均一に発熱するため、金属薄板(5)には、この熱が均
一に伝わり、滅菌フィルター用発熱体として使用する場
合には、微生物のフィルターでの滅菌は、フィルター全
域で均一に可能となり、生物封じ込めの確度100%の信
頼性を高めることになる。In such a surface heating element (1), since the semiconductor polyimide film (3) as a resistor generates heat uniformly as a sheet heating element, the heat is uniformly transmitted to the thin metal plate (5) and sterilized. When used as a heating element for a filter, sterilization of microorganisms by a filter can be performed uniformly over the entire filter, and the reliability of biological containment with 100% reliability can be improved.
しかも、この発明においては、ポリイミドフィルムを
用いることから、耐熱性は極めて優れたものとなり、熱
劣化もない。この点でも、この発明によって滅菌フィル
ターの信頼性はさらに高まる。Moreover, in the present invention, since a polyimide film is used, the heat resistance is extremely excellent, and there is no thermal deterioration. Also in this regard, the invention further enhances the reliability of the sterile filter.
第2図は、この発明の面発熱体(1)を滅菌フィルタ
ー装置に装着した場合の例を示したものである。多孔質
吸着体(6)のセパレーターとして面発熱体(1)を用
いた例を示している。面発熱体(1)によって近接する
多孔質吸着体(6)も加熱されるので、たとえば流入し
てきた空気中の細菌、ウイルス等の微生物は完全に死滅
させることができる。FIG. 2 shows an example in which the surface heating element (1) of the present invention is mounted on a sterilizing filter device. An example in which a surface heating element (1) is used as a separator of a porous adsorbent (6) is shown. Since the adjacent porous adsorbent (6) is also heated by the surface heating element (1), for example, microorganisms such as bacteria and viruses in the inflowing air can be completely killed.
面発熱体(1)の装着の形状は、この第2図に示した
ものに限られることはない。たとえば第3図のように連
続体を折り曲げるようにしてもよい。処理する空気量に
よってフィルターと面発熱体との形状および位置関係を
適宜に選択すればよい。The mounting shape of the surface heating element (1) is not limited to that shown in FIG. For example, the continuous body may be bent as shown in FIG. The shape and positional relationship between the filter and the surface heating element may be appropriately selected depending on the amount of air to be processed.
たとえば、具体例としては、面発熱体(1)の表面温
度が170℃±30℃とし、絶縁抵抗がDC500Vで100MΩ以上
(常態)のものを形成することができる。生物封じ込め
レベルがP3はもとより、P4においても、確度100%で長
期に渡って使用することができる。For example, as a specific example, a surface heating element (1) having a surface temperature of 170 ° C. ± 30 ° C. and an insulation resistance of 500 V DC and 100 MΩ or more (normal state) can be formed. It can be used for a long time with a 100% accuracy in P4 as well as P3 as well as P3.
(発明の効果) この発明により、以上詳しく説明した通り、生物封じ
込めが100%の確度で行いうる加熱手段を備えた滅菌フ
ィルター装置の信頼性は向上し、また面発熱体表面の均
一加熱は、信頼性とともに滅菌効率を向上させる。(Effect of the Invention) According to the present invention, as described in detail above, the reliability of a sterilizing filter device having a heating means capable of performing biological containment with 100% accuracy is improved, and uniform heating of the surface heating element surface is achieved by: Improves reliability and sterilization efficiency.
第1図は、この発明の例を示した断面図である。第2図
および第3図は、各々、この発明の面発熱体の使用例を
示した平面図および斜視図である。 1……面発熱体 2……金属箔電極 3……半導体ポリイミドフィルム 4……ポリイミドフィルム絶縁層 5……金属薄板 6……多孔質吸着体FIG. 1 is a sectional view showing an example of the present invention. FIG. 2 and FIG. 3 are a plan view and a perspective view, respectively, showing an example of use of the surface heating element of the present invention. DESCRIPTION OF SYMBOLS 1 ... Surface heating element 2 ... Metal foil electrode 3 ... Semiconductor polyimide film 4 ... Polyimide film insulating layer 5 ... Metal thin plate 6 ... Porous adsorbent
Claims (2)
属の半導体化イオンが添加されている半導体ポリイミド
フィルムの両面にポリイミドフィルム絶縁層を介して金
属薄板が配設一体化されていることを特徴とする滅菌フ
ィルター用面発熱体。1. A thin metal plate provided on both sides of a semiconductor polyimide film to which a metal or metalloid semiconducting ion is added and connected to a metal foil electrode via a polyimide film insulating layer. A surface heating element for a sterilizing filter characterized by the following.
第(1)項記載の滅菌フィルター用面発熱体。2. The surface heating element for a sterilizing filter according to claim 1, wherein the metal foil electrode is made of copper foil.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62236675A JP2634175B2 (en) | 1987-09-21 | 1987-09-21 | Surface heating element for sterilization filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62236675A JP2634175B2 (en) | 1987-09-21 | 1987-09-21 | Surface heating element for sterilization filter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6481187A JPS6481187A (en) | 1989-03-27 |
JP2634175B2 true JP2634175B2 (en) | 1997-07-23 |
Family
ID=17004117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62236675A Expired - Fee Related JP2634175B2 (en) | 1987-09-21 | 1987-09-21 | Surface heating element for sterilization filter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2634175B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190035182A (en) * | 2017-09-26 | 2019-04-03 | 홍진표 | Hair dryer |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05157240A (en) * | 1991-12-05 | 1993-06-22 | Matsushita Electric Ind Co Ltd | Heater device for hot air generating device |
DE10232995A1 (en) * | 2002-07-19 | 2004-02-05 | Wacker-Chemie Gmbh | Siliconperoxide |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5199340A (en) * | 1975-02-27 | 1976-09-01 | Matsushita Electric Works Ltd | MENJOHATSUNET SUTAI |
JPS52150041U (en) * | 1976-05-11 | 1977-11-14 |
-
1987
- 1987-09-21 JP JP62236675A patent/JP2634175B2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190035182A (en) * | 2017-09-26 | 2019-04-03 | 홍진표 | Hair dryer |
KR101971872B1 (en) * | 2017-09-26 | 2019-04-24 | 홍진표 | Hair dryer |
Also Published As
Publication number | Publication date |
---|---|
JPS6481187A (en) | 1989-03-27 |
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