JPH0398622A - Hollow fiber membrane module - Google Patents
Hollow fiber membrane moduleInfo
- Publication number
- JPH0398622A JPH0398622A JP23619089A JP23619089A JPH0398622A JP H0398622 A JPH0398622 A JP H0398622A JP 23619089 A JP23619089 A JP 23619089A JP 23619089 A JP23619089 A JP 23619089A JP H0398622 A JPH0398622 A JP H0398622A
- Authority
- JP
- Japan
- Prior art keywords
- hollow fiber
- fiber membrane
- membrane module
- membranes
- module according
- 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
- 239000012528 membrane Substances 0.000 title claims abstract description 94
- 239000012510 hollow fiber Substances 0.000 title claims abstract description 90
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 9
- 239000004917 carbon fiber Substances 0.000 claims abstract description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000007769 metal material Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- 229920003002 synthetic resin Polymers 0.000 claims description 4
- 239000000057 synthetic resin Substances 0.000 claims description 4
- 229910010272 inorganic material Inorganic materials 0.000 claims description 3
- 239000011147 inorganic material Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 7
- 206010037660 Pyrexia Diseases 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 2
- 108090000790 Enzymes Proteins 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 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
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004697 Polyetherimide Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 235000013334 alcoholic beverage Nutrition 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229920001643 poly(ether ketone) Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920001955 polyphenylene ether Polymers 0.000 description 1
- 239000002510 pyrogen Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 235000014214 soft drink Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000013555 soy sauce Nutrition 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は熱水中の微粒子除去等に適した耐熱性のある中
空糸膜モジュールに関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a heat-resistant hollow fiber membrane module suitable for removing fine particles in hot water.
中空糸１ｘは、優れたＰ過機能を有しているたれてきた
。たとえば沸騰水型原子炉の復水中の腐食生戒物の除去
用として中空糸膜を使用する方法が提案されている（＠
公５８６ １ − ５９７９４号公報等）。Hollow fiber 1x has been found to have excellent P overperformance. For example, a method has been proposed to use hollow fiber membranes to remove corrosive substances from the condensate of boiling water reactors (@
Publication No. 5861-59794, etc.).
又、中空糸膜ぱ気体中の不純物粒子の除去にも有効であ
り、種々の適用が試みられている。Hollow fiber membranes are also effective in removing impurity particles in gases, and various applications have been attempted.
しかし従来より提案されている中空糸膜モジュールはそ
の換素材が主に有ｊａ重合体からなるものであって、耐
熱性が不充分なため高温液体中高温気体の処理への適用
が困難であった。However, the hollow fiber membrane modules that have been proposed so far are mainly made of Ja polymer, which has insufficient heat resistance, making it difficult to apply them to the treatment of high-temperature gases in high-temperature liquids. Ta.
本発明の目的はかかる問題点を解消可能ｉ中空糸膜モジ
ュールを提供することにある。An object of the present invention is to provide an i-hollow fiber membrane module that can solve these problems.
本発明の要旨は、ほぼ直線状に集束して配置された多数
本の炭素繊維系中空糸膜、該中空糸膜の両端を開口させ
たｉｔ両端部において固定した２つの固定部材、支持部
材、及び、該支持部材に接合され該固定部材の各４をそ
の外周側面から把持する把持部材からなる中空糸膜Ｐ過
モジュールにあり、更にほぼＵ字状に集束して配置され
た多数本の炭素繊維系中空糸膜、該中空糸膜の両端を開
口させた１１両端部において固定した一つの固定部材、
該固定部材をその外周側面から把持する把持部材、該把
持部材に接合され核中空糸膜のＵ字状形或方向に向って
延在する支持部材、及び、該支持部材に接合され該中空
糸膜のほぼ中心部でＵ字状形成部の内側に設けられた中
空糸膜サポート部材からｉる中空糸膜モジュールにある
。The gist of the present invention is to provide a large number of carbon fiber hollow fiber membranes arranged in a substantially straight line, two fixing members fixed at both ends of the hollow fiber membranes, a support member, The hollow fiber membrane P filter module includes a gripping member joined to the supporting member and gripping each of the fixing members from the outer circumferential side thereof, and further includes a large number of carbon fibers arranged in a substantially U-shaped bundle. A fibrous hollow fiber membrane, one fixing member fixed at both ends of the hollow fiber membrane with both ends opened;
A gripping member that grips the fixing member from its outer circumferential side, a support member that is joined to the gripping member and extends in a U-shaped direction of the nuclear hollow fiber membrane, and a support member that is joined to the support member and that supports the hollow fibers. The hollow fiber membrane module includes a hollow fiber membrane support member provided inside the U-shaped formation at approximately the center of the membrane.
本発明で用いられる炭素Ｉｍ雅系多孔質中空糸！ＩＸ（
以下「中空糸膜」という）とは、アクリロニトリル系中
空繊維やピッチ系中空峻雅等から得られる炭素質の中空
繊維であって、中空糸壁の内表面から外表面に連通ずる
微細孔を多数有するものをいう。この微細孔の平均孔径
は用途に応じて適宜選定されるが、水処理用の場合ばか
よそ江０１〜１．０μｍの範囲にあることが好！しい。Carbon-based porous hollow fiber used in the present invention! IX(
A "hollow fiber membrane" (hereinafter referred to as "hollow fiber membrane") is a carbonaceous hollow fiber obtained from acrylonitrile-based hollow fibers, pitch-based hollow fibers, etc., and has a large number of micropores that communicate from the inner surface to the outer surface of the hollow fiber wall. refers to what one has. The average pore diameter of these micropores is appropriately selected depending on the application, but in the case of water treatment, it is preferably in the range of 0.1 to 1.0 μm. Yes.
又、微細孔の空孔率、膜厚や内径も使用用途に応じて種
々のものを使用可能であるが、通常は空孔率が１５〜７
０憾（体積）、膜厚が１０〜２５０μｍ、内径が５０〜
１０００μｍ程度のものが用いられる。In addition, various porosity, film thickness, and inner diameter of the micropores can be used depending on the intended use, but usually the porosity is 15 to 7.
0 (volume), film thickness 10~250μm, inner diameter 50~
A thickness of about 1000 μm is used.
本発明にＤいて中空糸膜は、全体としてｔ１ぼ直線状あ
るいはほぼＵ字状に集束配置されている。中空糸膜がほ
ぼ直線状に配置されている中空糸膜モジュールを以下「
工字形モジュール」と論い、中空糸膜がほぼＵ字状に配
置されている中空糸膜モジュールを以下「Ｕ字形モジュ
ール」という。In the present invention, the hollow fiber membranes as a whole are arranged in a straight line or in a substantially U-shape at t1. A hollow fiber membrane module in which hollow fiber membranes are arranged in a nearly straight line is hereinafter referred to as "
Hereinafter, a hollow fiber membrane module in which hollow fiber membranes are arranged in a substantially U-shape will be referred to as a "U-shaped module."
本発明の膜モジュールＶＣ＞いて固定部材、把持部材、
支持部材、中空糸膜サポート郁材ぱ中空糸膜をほぼ直線
状あるｂはほぼＵ字状に保持し、中空糸膜をＰ材等とし
て機能させるために配置されて偽る．
固定部材には中空糸膜がその端部が開口されたｉｔの状
態でその端部において集束固定されている。工字形モジ
ュールの場合はその両端が各Ａ別の固定部材によって固
定されてかり、Ｕ字形モジュールの場合は、その両端が
同一の固定部材によって固定されている。Membrane module VC of the present invention> fixing member, gripping member,
The supporting member, the hollow fiber membrane support material, holds the hollow fiber membrane in a substantially straight U-shape, and is arranged in order to make the hollow fiber membrane function as a P material, etc. Hollow fiber membranes are fixed to the fixing member in a focused manner at their ends in a state where the ends are open. In the case of a square-shaped module, both ends thereof are fixed by separate fixing members, and in the case of a U-shaped module, both ends are fixed by the same fixing member.
支持部材又は更に中空糸膜サポート部材は中空糸膜を一
定の形状に配置させるためにある。The support member or even the hollow fiber membrane support member is for arranging the hollow fiber membrane in a certain shape.
工字形モジュールにシいては支持部材により２つの固定
部材（把持部材）の配置が一定に保たれるので中空糸膜
の直線状の配置を保つことができる。In the case of the square-shaped module, since the arrangement of the two fixing members (gripping members) is kept constant by the support member, the linear arrangement of the hollow fiber membranes can be maintained.
Ｕ字形モジュールにシいては、支持部材によって固定部
材（把持部材）と中空糸膜サポート部材の配置が一定に
保たれる。即ち、支持部材の一端には固定部材（把持部
材）が接合されており、！た中空糸膜のＵ字状形或方向
に延在する該支持部材の所定の位置に中空糸膜サポート
部材が接合されているのでこれらによって中空糸膜はほ
ぼＵ字状に配置される。In the case of a U-shaped module, the arrangement of the fixing member (gripping member) and the hollow fiber membrane support member is kept constant by the support member. That is, a fixing member (grip member) is joined to one end of the support member, and! Since the hollow fiber membrane support member is joined to a predetermined position of the support member extending in a certain direction of the U-shaped hollow fiber membrane, the hollow fiber membrane is arranged in a substantially U-shape.
このように支持部材４には、把持部材と把持部材あるー
ぱ把持部材と中空糸膜サポート部材を所定の間隔をもっ
て配置することが可能な構造であることが要求され、支
持部材としては、たとえば第１図〜第３図に示すような
円筒状、棒状等の形状のものを挙げることができる。In this way, the support member 4 is required to have a structure that allows the gripping member and the hollow fiber membrane support member to be arranged at a predetermined interval. Examples include those having a cylindrical shape, a rod shape, etc. as shown in FIGS. 1 to 3.
第５図は中空糸Ｍ３の中央部に管状の支持部→
支持部材寥１によって左側の集液面１１と連通されてい
る。この膜モジュールは複数個を直列に接続して使用可
能である。In FIG. 5, a tubular support section is formed at the center of the hollow fiber M3, and is connected to the liquid collection surface 11 on the left side through the support member 1. A plurality of these membrane modules can be connected in series.
把持部材１には固定部材２をその外周側面から把持する
ことが可能な構造であることが要求され、把持部材とし
ては、リング状をはじめとする種Ａの形状のものを用い
ることができる。The gripping member 1 is required to have a structure capable of gripping the fixing member 2 from its outer circumferential side, and the gripping member may have a type A shape such as a ring shape.
把持部材には例えば第１ｂ図のような突起部６を設け膜
モジュールを浄水装置本体に固定するための機能を持た
せてもよい。For example, the gripping member may be provided with a protrusion 6 as shown in FIG. 1b to have a function of fixing the membrane module to the main body of the water purifier.
このように中空糸Ｐ過膜はほぼＬＩＩ＆Ｉ状曾たはＵ字
状の所定の形状に配置されているので、ｅ過実施時や洗
浄時において水流や気泡によって中空糸膜が過度に流動
して損傷を受けたり相互にから１り合ったりすることが
防止される．固定部材２の外周側面ぱ把持部材１によっ
て密着状態で把持され、中空糸膜の外表面側の流体と中
空糸膜開口端側の流体との隔離が可能な構造となってい
る。In this way, the hollow fiber membranes are arranged in a predetermined shape, approximately in the shape of an LII&I or U-shape, so that the hollow fiber membranes do not flow excessively due to water currents or air bubbles during e-filtering or cleaning. This prevents them from being damaged or coming into contact with each other. The outer circumferential side surface of the fixing member 2 is closely held by the gripping member 1, so that the fluid on the outer surface side of the hollow fiber membrane and the fluid on the open end side of the hollow fiber membrane can be separated from each other.
本発明の中空糸膜モジュールにおいて、固定部材として
は公知のものが使用できるが、耐熱性の良いものである
ことが好１し〈、たとえばヴ
熱変形温度が１５０℃以上の合成樹脂融点が１５０℃以
上の金属材料や無機材料等を挙げることができる。この
ような合成樹脂の例としてはポリイミド、ポリエーテル
エーテルケトンやボリフエニレンエーテル等を、金属材
料とじてはステンレススチール、アルミニウム，Ｍ、鋼
合金やチタン合金等を、又無機材料としてはジルコニア
、アルミナやＶＩＪ力を挙げることができる。In the hollow fiber membrane module of the present invention, known fixing members can be used, but it is preferable to use a fixing member with good heat resistance. Examples include metal materials and inorganic materials with a temperature of ℃ or higher. Examples of such synthetic resins include polyimide, polyetheretherketone, and polyphenylene ether; examples of metal materials include stainless steel, aluminum, M, steel alloys, and titanium alloys; and examples of inorganic materials include zirconia, Examples include alumina and VIJ power.
又、把持部材、支持部材、中空糸膜サポート部材として
は同様に耐熱性材料であることが好まし〈、たとえばポ
リイミド、ポリエーテルイミド、ポリエーテルケトン、
ポリエーテル二一テルケトン、ホリスルホン、ホリフエ
ニレンエーテ奈会リグルタールイミド等の熱変形温度が
１５０℃以上の合成樹脂やステンレススチール、アルミ
ニウム、アルミニウム合金、銅、銅合金、チタン合金等
の融点が１５０℃以上の金属材料を挙げることができる
。In addition, the gripping member, the support member, and the hollow fiber membrane support member are preferably made of heat-resistant materials (for example, polyimide, polyetherimide, polyetherketone,
Synthetic resins with a heat deformation temperature of 150°C or higher, such as polyether 21-terketone, hollysulfone, holophenylene ether liglutarimide, etc., and materials with a melting point of 150°C, such as stainless steel, aluminum, aluminum alloys, copper, copper alloys, titanium alloys, etc. C. or higher can be mentioned.
本発明の膜モジュールにおｈて中空糸膜端部の固定は公
知の方法によって実施可能であり、たとえば、遠心力作
用下、又は静置状態下に訃いて、把持部材の内側で中空
糸膜の端部の位置に未硬化もしくは溶融状態の固定部材
を注入する方法が採用される。In the membrane module of the present invention, the ends of the hollow fiber membranes can be fixed by a known method, for example, by fixing the ends of the hollow fiber membranes under the action of centrifugal force or under a stationary state, and fixing the ends of the hollow fiber membranes inside the gripping member. A method is adopted in which an uncured or molten fixing member is injected into the end of the fixing member.
〔実施例〕 以下、実施例により説明する。〔Example〕 Examples will be explained below.
実施例１
アクリロニトリルｃ以下▲Ｎと略記する）９８モル優、
メタクリル酸（以下ＭＡＡと略記する）２モル係から構
威される比粘度（Ｌ２４のＡＮ／Ｍ Ａ Ａ共重合体（
ＡＪ６０部とメチルメタクリレート（以下ＭＭＡと略記
する）９９モル係、アクリル酸メチル（以下ｙ▲と略記
する）１モル４から構成される比粘度（Ｌ２１のＭＭＡ
／ＭＡ共重合体である熱分解性共重合体（Ｂ）４０部の
混合溶液を調製した。Example 1 Acrylonitrile (hereinafter abbreviated as ▲N) more than 98 mol,
The specific viscosity (L24 AN/MA A copolymer (
Specific viscosity (L21 MMA
A mixed solution of 40 parts of a thermally decomposable copolymer (B) which is a /MA copolymer was prepared.
なか、溶剤（○）はジメチルホルムアミド（以下ＤＭＦ
と略記する）を用い、重合体濃度２５重量係とし、混合
溶液は温度６０Ｃに保持し脱泡した。Among them, the solvent (○) is dimethylformamide (hereinafter referred to as DMF).
), the polymer concentration was set to 25% by weight, and the mixed solution was kept at a temperature of 60C to defoam.
外形２．０１１１１１φ、内径１． ５ Ｍφの鞘部と
１．０謹φの心部からなる鞘心型ノズルの鞘部より前記
混合溶液を心部より空気を１０閣の水柱圧でそれぞれ吐
出し、空気中を５α走行させた後、ＤＭＦ６８１ｌｒｔ
４水溶液、２℃の温度の凝固浴に導き紡糸し、凝固させ
、次いで６０℃の温水中で洗浄と２．８倍の延伸を施し
た。次ｈて、９８℃の熱水中で２倍延伸した。この全延
伸倍率５．．６倍の繊維を１６０℃の熱ロールを通して
乾燥して重合体ブレンド系中空糸を得た。Outer diameter 2.011111φ, inner diameter 1. Air was discharged from the core of a sheath core type nozzle consisting of a sheath of 5 Mφ and a core of 1.0 Mφ at a water column pressure of 10 mm, and the solution was allowed to travel 5α in the air. After, DMF681lrt
4 aqueous solution was introduced into a coagulation bath at a temperature of 2° C. for spinning and coagulation, and then washed in warm water at 60° C. and stretched 2.8 times. Next, the film was stretched twice in hot water at 98°C. This total stretching ratio is 5. ．． The 6 times the amount of fiber was dried by passing it through a heated roll at 160°C to obtain a polymer blend hollow fiber.
この中空糸を長さ５０ｔＭのステンレススチール製の枠
にセットして定長で２３０℃の温度、空気雰囲気中で３
時間処理し耐炎化した。次いで窒素ガス雰囲気中で常温
から８００℃１で５０分、８００℃で２０分炭素化処理
して多孔化して、炭素繊維系中空糸膜を製造した。This hollow fiber was set in a stainless steel frame with a length of 50 tM, and the length was set at a temperature of 230°C in an air atmosphere for 3 hours.
Time treated to make it flame resistant. Next, carbonization treatment was performed in a nitrogen gas atmosphere at room temperature to 800° C. for 50 minutes and at 800° C. for 20 minutes to make it porous, thereby producing a carbon fiber-based hollow fiber membrane.
この中空糸膜は内径が３６０μｍ、膜厚が５０μｍ、空
孔率が６０４であり、水銀圧入ボロシメトリーで測定し
た平均孔径ぱ江１μｍであった。This hollow fiber membrane had an inner diameter of 360 μm, a membrane thickness of 50 μm, a porosity of 604, and an average pore diameter of 1 μm as measured by mercury intrusion borosimetry.
この中空糸膜１ ００００本を束ねてステンレス鋼から
なる円筒状の把持部材に装着して中空糸膜の端部に無機
系接着剤（東亜合成化学＠製アロンセラミックＰ）を注
入して′５００℃で１時間加熱硬化させることにより有
効長８００Ｗの第２図の構造の膜モジュールを製作した
。10,000 of these hollow fiber membranes were bundled and attached to a cylindrical gripping member made of stainless steel, and an inorganic adhesive (Aron Ceramic P manufactured by Toagosei Kagaku@) was injected into the ends of the hollow fiber membranes. A membrane module having an effective length of 800 W and the structure shown in FIG. 2 was manufactured by heating and curing at ℃ for 1 hour.
この膜モジュールを用いて膜間差圧を１ｋｇ／ｃＩｎχ
として中空糸膜の外側から温度１５０℃の熱水を流した
ところ、水フラツクスは６．６ｍ’／ｍ”・ｈｒであり
、３０日間継続運転しても中空糸膜の偏平化はｉ〈水フ
ランクスの極端な低下はなかった。Using this membrane module, the transmembrane pressure difference is 1 kg/cInχ
When hot water at a temperature of 150°C was flowed from the outside of the hollow fiber membrane, the water flux was 6.6 m'/m''・hr, and even after continuous operation for 30 days, the hollow fiber membrane did not flatten. There was no significant decline in Franks.
実施例２
実施例１に記載の方法に準じて内径３６５μｍ、膜厚５
２μｍ、空孔率６５優、平均孔径α３μｍの中空糸膜を
得た。この中空糸膜を用いて実施例１と同様にして有効
膜面積１ｍ２の膜モジュールを製作した。Example 2 According to the method described in Example 1, the inner diameter was 365 μm and the film thickness was 5.
A hollow fiber membrane having a porosity of 2 μm, a porosity of 65, and an average pore diameter α of 3 μm was obtained. Using this hollow fiber membrane, a membrane module with an effective membrane area of 1 m2 was manufactured in the same manner as in Example 1.
この膜モジュールを用ｂて１１１２〜α１７μｍの粒子
を含む１５０℃の空気を差圧０． ５ ｋｇ／ｃ１ｎ”
で中空糸膜外部に流したところ、粒子の捕集効率は９ｔ
ｐ． ｑ ｑ ９ ％であり、空気透過量の経時的低下
は全く認められなかった。Using this membrane module, air at 150°C containing particles of 1112 to α17 μm was pumped at a differential pressure of 0. 5 kg/c1n”
When the particles were flowed outside the hollow fiber membrane, the particle collection efficiency was 9 tons.
p. q q 9%, and no decrease in the amount of air permeation over time was observed.
本発明の膜モジュールは、種Ａの用途例えば薬品工業分
野にかけるパイロジエン、高分子物質等の分離かよび精
製、化学工業分野にかけるガス分離、特に有機ガスの分
１１１ｉ釦よび有機薬品の精製、酸又ぱ酸溶液中の微粒
子除去、食料品工業分野における酒類、清涼飲料水、醤
油、酢等の清澄、バイオ工業分野における酵素からの生
或物の精製、蛋白質や酵素等の分離等、メディカル分野
にＤける蛋白質やウイルス、菌等の分離等にも適用可能
であるが、特に耐熱性が必要とされる分野に適している
。即ち、１２０℃程度の高温度での滅菌、殺菌を必要と
する分野や、原子力発電もしくは火力発電の１５Ｃｌ℃
以上の復水処理に適している。The membrane module of the present invention can be used for species A, such as the separation and purification of pyrogens, polymeric substances, etc. used in the pharmaceutical industry, gas separation used in the chemical industry, especially the purification of organic gases and organic chemicals. Removal of fine particles in acid or pyroic acid solutions, clarification of alcoholic beverages, soft drinks, soy sauce, vinegar, etc. in the food industry, purification of raw materials from enzymes in the biotechnology industry, separation of proteins and enzymes, etc., medical applications, etc. Although it can be applied to the separation of proteins, viruses, bacteria, etc. in various fields, it is particularly suitable for fields where heat resistance is required. That is, fields that require sterilization and sterilization at high temperatures of around 120℃, nuclear power generation or thermal power generation at 15Cl℃
Suitable for the above condensate treatment.
第１図はＵ字型モジュールの概略図であり、第１ｂ図Ｆ
ｉ第１ａ図のＡ−Ａで切断した断面図である。
第２図と第３図ぱ工字型モジュールの断面図である。
１・・・把持部材 ２・・・固定部材中空糸Ｍ
４・・・支持部材
中空糸膜サポート部材
支持部材の開口部
補強部材
集液室形成部材
集液室 １１・・・集液面FIG. 1 is a schematic diagram of a U-shaped module, and FIG.
FIG. 1 is a sectional view taken along line A-A in FIG. 1a. FIGS. 2 and 3 are cross-sectional views of the box-shaped module; FIG. 1... Gripping member 2... Fixing member hollow fiber M
4...Support member Hollow fiber membrane support member Support member opening reinforcement member Liquid collection chamber forming member Liquid collection chamber 11... Liquid collection surface
Claims (9)
維系中空糸膜、該中空糸膜の両端を開口させたまま両端
部において固定した２つの固定部材、支持部材、及び、
該支持部材に接合され該固定部材の各々をその外周側面
から把持する把持部材からなる中空糸膜モジュール。(1) A large number of carbon fiber hollow fiber membranes arranged in a substantially linear bundle, two fixing members and a support member fixed at both ends of the hollow fiber membranes with both ends left open, and
A hollow fiber membrane module comprising a gripping member joined to the support member and gripping each of the fixing members from the outer circumferential side surface thereof.
維系中空糸膜、該中空糸膜の両端を開口させたまま両端
部において固定した一つの固定部材、該固定部材をその
外周側面から把持する把持部材、該把持部材に接合され
該中空糸膜のＵ字状形成方向に向つて延在する支持部材
、及び、該支持部材に接合され該中空糸膜のほぼ中心部
でＵ字状形成部の内側に設けられた中空糸膜サポート部
材からなる中空糸膜モジュール。(2) A large number of carbon fiber hollow fiber membranes arranged in a bundle in a substantially U-shape, a fixing member fixed at both ends of the hollow fiber membrane with both ends left open, and the fixing member attached to the hollow fiber membrane. a gripping member that grips from the outer circumferential side; a support member that is joined to the gripping member and extends in the direction of forming the U-shape of the hollow fiber membrane; A hollow fiber membrane module consisting of a hollow fiber membrane support member provided inside a U-shaped forming part.
０μｍである請求項１又は２記載の中空糸膜モジュール
。(3) The average pore diameter of the carbon fiber hollow fiber membrane is 0.01 to 1.
The hollow fiber membrane module according to claim 1 or 2, which has a diameter of 0 μm.
厚が１０〜２５０μｍ、内径が５０〜１０００μｍであ
る請求項３記載の中空糸膜モジュール。(4) The hollow fiber membrane module according to claim 3, wherein the carbon fiber hollow fiber membrane has a porosity of 15 to 70%, a membrane thickness of 10 to 250 μm, and an inner diameter of 50 to 1000 μm.
ある請求項１又は２記載の中空糸膜モジュール。(5) The hollow fiber membrane module according to claim 1 or 2, wherein the fixing member is a synthetic resin having a heat distortion temperature of 150° C. or higher.
の中空糸膜モジュール。(6) The hollow fiber membrane module according to claim 1 or 2, wherein the fixing member is made of an inorganic material.
求項１又は２記載の中空糸膜モジュール。(7) The hollow fiber membrane module according to claim 1 or 2, wherein the fixing member is a metal material having a melting point of 150° C. or higher.
ある請求項１又は２記載の中空糸膜モジュール。(8) The hollow fiber membrane module according to claim 1 or 2, wherein the gripping member is made of a synthetic resin having a heat deformation temperature of 150° C. or higher.
求項１又は２記載の中空糸膜モジュール。(9) The hollow fiber membrane module according to claim 1 or 2, wherein the gripping member is made of a metal material having a melting point of 150° C. or higher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23619089A JPH0398622A (en) | 1989-09-12 | 1989-09-12 | Hollow fiber membrane module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23619089A JPH0398622A (en) | 1989-09-12 | 1989-09-12 | Hollow fiber membrane module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0398622A true JPH0398622A (en) | 1991-04-24 |
Family
ID=16997110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23619089A Pending JPH0398622A (en) | 1989-09-12 | 1989-09-12 | Hollow fiber membrane module |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0398622A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5338605A (en) * | 1990-01-31 | 1994-08-16 | Ketema, Inc. | Hollow carbon fibers |
| EP0671202A3 (en) * | 1994-03-07 | 1996-08-07 | Rotem Ind Ltd | Process for the production of hollow carbon fiber membranes. |
| WO2002004101A1 (en) * | 2000-07-10 | 2002-01-17 | Asahi Kasei Kabushiki Kaisha | Hollow thread film cartridge, hollow thread film module using the cartridge, and tank type filter |
| JP2013237031A (en) * | 2012-05-17 | 2013-11-28 | Ube Industries Ltd | Hollow fiber element for separating organic vapor |
| CN107174961A (en) * | 2012-03-09 | 2017-09-19 | 通用电气公司 | The composite hollow fiber film of support long filament with compatible braiding |
-
1989
- 1989-09-12 JP JP23619089A patent/JPH0398622A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5338605A (en) * | 1990-01-31 | 1994-08-16 | Ketema, Inc. | Hollow carbon fibers |
| EP0671202A3 (en) * | 1994-03-07 | 1996-08-07 | Rotem Ind Ltd | Process for the production of hollow carbon fiber membranes. |
| WO2002004101A1 (en) * | 2000-07-10 | 2002-01-17 | Asahi Kasei Kabushiki Kaisha | Hollow thread film cartridge, hollow thread film module using the cartridge, and tank type filter |
| US7083726B2 (en) | 2000-07-10 | 2006-08-01 | Asahi Kasei Kabushiki Kaisha | Hollow thread film cartridge, hollow thread film module using the cartridge, and tank type filter |
| CN107174961A (en) * | 2012-03-09 | 2017-09-19 | 通用电气公司 | The composite hollow fiber film of support long filament with compatible braiding |
| CN107174961B (en) * | 2012-03-09 | 2021-04-20 | 通用电气公司 | Composite hollow fiber membranes with compatible braided support filaments |
| JP2013237031A (en) * | 2012-05-17 | 2013-11-28 | Ube Industries Ltd | Hollow fiber element for separating organic vapor |
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