JPH01221506A - Fibrous formed product - Google Patents
Fibrous formed productInfo
- Publication number
- JPH01221506A JPH01221506A JP63044634A JP4463488A JPH01221506A JP H01221506 A JPH01221506 A JP H01221506A JP 63044634 A JP63044634 A JP 63044634A JP 4463488 A JP4463488 A JP 4463488A JP H01221506 A JPH01221506 A JP H01221506A
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- solution
- organic polymer
- coagulating
- fiber stream
- 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
- 239000000835 fiber Substances 0.000 claims abstract description 53
- 230000001112 coagulating effect Effects 0.000 claims abstract description 26
- 229920000620 organic polymer Polymers 0.000 claims abstract description 22
- 102000008186 Collagen Human genes 0.000 claims abstract description 5
- 108010035532 Collagen Proteins 0.000 claims abstract description 5
- 229920001436 collagen Polymers 0.000 claims abstract description 5
- 229920001661 Chitosan Polymers 0.000 claims abstract description 4
- 108010010803 Gelatin Proteins 0.000 claims abstract description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 4
- 239000004373 Pullulan Substances 0.000 claims abstract description 4
- 229920001218 Pullulan Polymers 0.000 claims abstract description 4
- 235000010443 alginic acid Nutrition 0.000 claims abstract description 4
- 229920000615 alginic acid Polymers 0.000 claims abstract description 4
- 229920000159 gelatin Polymers 0.000 claims abstract description 4
- 239000008273 gelatin Substances 0.000 claims abstract description 4
- 235000019322 gelatine Nutrition 0.000 claims abstract description 4
- 235000011852 gelatine desserts Nutrition 0.000 claims abstract description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 4
- 235000019423 pullulan Nutrition 0.000 claims abstract description 4
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229940072056 alginate Drugs 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 27
- 239000000126 substance Substances 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 7
- 229940025902 konjac mannan Drugs 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims 1
- 229920002752 Konjac Polymers 0.000 abstract 1
- 229920000057 Mannan Polymers 0.000 abstract 1
- 235000010485 konjac Nutrition 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 16
- 239000002994 raw material Substances 0.000 description 10
- 238000005345 coagulation Methods 0.000 description 6
- 230000015271 coagulation Effects 0.000 description 6
- 238000009987 spinning Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 5
- 239000003463 adsorbent Substances 0.000 description 4
- 239000002657 fibrous material Substances 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000012620 biological material Substances 0.000 description 2
- YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- LNTHITQWFMADLM-UHFFFAOYSA-N gallic acid Chemical compound OC(=O)C1=CC(O)=C(O)C(O)=C1 LNTHITQWFMADLM-UHFFFAOYSA-N 0.000 description 2
- 238000002074 melt spinning Methods 0.000 description 2
- 239000000661 sodium alginate Substances 0.000 description 2
- 235000010413 sodium alginate Nutrition 0.000 description 2
- 229940005550 sodium alginate Drugs 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229920001410 Microfiber Polymers 0.000 description 1
- 108091005461 Nucleic proteins Proteins 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229940074391 gallic acid Drugs 0.000 description 1
- 235000004515 gallic acid Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/06—Wet spinning methods
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
この発明は、有機高分子物質を主成分とする極細ファイ
バーから成る繊維状成形物に関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a fibrous molded article made of ultrafine fibers containing an organic polymeric substance as a main component.
この発明の繊維状成形物は生体物質のる・過、吸着剤と
しての用途を有する。The fibrous molded article of the present invention has uses as an adsorbent for biological substances.
従来より、アルギン酸塩、コラーゲン等の有機高分子物
質から成るファイバーから構成された繊維状成形物が、
核酸やタンパク質等の生体物質の分離、精製のためのろ
過、吸着剤として用いられている。従来、このような繊
維状成形物は、有機高分子物質の溶液を複数のノズルか
ら直接凝固液中に押出して成形することにより製造され
ている。Conventionally, fibrous molded products made of fibers made of organic polymer substances such as alginate and collagen have been used.
It is used as a filtration and adsorbent for the separation and purification of biological materials such as nucleic acids and proteins. Conventionally, such fibrous molded articles have been manufactured by directly extruding a solution of an organic polymer substance into a coagulating liquid through a plurality of nozzles.
しかしながら、従来の繊維状成形物は、その製造に用い
られるノズル内径の制約から、極細径のファイバーから
成るｗ＆錐状成形物を得ることが困難である０ｗ＆維状
成形物をろ過、吸着剤として用いた場合には、その吸着
１分離効率はファイバーの比表面積が大きくなればなる
ほど大きくなると考えられる。従って、従来のファイバ
ーよりも細いファイバーから成る繊維状成形物を得るこ
とかできれば、ろ過、吸着剤として用いた場合の吸着１
分離効率をさらに高めることができると考えられる。However, with conventional fibrous moldings, it is difficult to obtain w&conical moldings made of ultra-thin diameter fibers due to restrictions on the inner diameter of the nozzle used in their production. When used, it is thought that the adsorption/separation efficiency increases as the specific surface area of the fiber increases. Therefore, if it is possible to obtain a fibrous molded product consisting of fibers that are thinner than conventional fibers, it is possible to obtain a fibrous molded product made of fibers that are thinner than conventional fibers.
It is believed that the separation efficiency can be further improved.
［発明が解決しようとする問題°点］
従って、この発明の目的は、従来よりも細い径のファイ
バーから成る有機高分子物質の繊維状成形物及びその製
造方法を提供することである。[Problems to be Solved by the Invention] Accordingly, an object of the present invention is to provide a fibrous molded article of an organic polymeric material comprising fibers with a smaller diameter than conventional ones, and a method for producing the same.
［問題点を解決するための手段］
本願発明者らは、鋭意研究の結果、有機高分子物質の凝
固液を用いた特殊な製法により、従来のものよりも細い
有機高分子物質のファイバーから成るａｍ状成形物を得
ることができることを見出し、この発明を完成した。[Means for Solving the Problems] As a result of intensive research, the inventors of the present application have developed a fiber made of an organic polymer thinner than conventional fibers using a special manufacturing method using a coagulating liquid of an organic polymer. It was discovered that an am-shaped molded product could be obtained, and the present invention was completed.
すなわち、この発明は、凝固液により凝固された有機高
分子物質から構成された、ファイバー径１ルーないし５
０終■のファイバーから成る繊維状成形物を提供する。That is, the present invention provides fibers with a diameter of 1 to 5 ru, which are made of an organic polymer material coagulated by a coagulating liquid.
To provide a fibrous molded product made of fibers with a zero end point.
また、この発明は、有機高分子物質の溶液を調製する工
程と、該溶液をノズルから噴出すると同時に該ノズルの
周囲から気体を噴出して前記溶液をファイバー流とする
工程と、該ファイバー流に前記有機高分子物質を凝固す
ることができる凝固液を作用させる工程と、前記ファイ
バー流を移動する捕集装置上で捕集する工程とを含むｍ
、ｉｌ状成形物の製造方法を提供する。The present invention also provides a step of preparing a solution of an organic polymer substance, a step of ejecting the solution from a nozzle and simultaneously ejecting gas from around the nozzle to turn the solution into a fiber flow, and a step of turning the solution into a fiber flow. m comprising the steps of applying a coagulation liquid capable of coagulating the organic polymer substance, and collecting the fiber stream on a moving collection device.
, provides a method for manufacturing an il-shaped molded article.
さらにまた、この発明は、有機高分子物質の溶液を調製
する工程と、該溶液を共心的な二重管ノズルの内側のノ
ズルから噴出すると共に外側のノズルから前記有機高分
子物質を凝固することができる凝固液を噴出すると同時
に該二重管ノズルの周囲から気体を噴出して前記溶液を
ファイバー流とする工程と、該ファイバー流を移動する
捕集装置上で捕集する工程とを含む繊維状成形物の製造
方法を提供する。Furthermore, the present invention provides a step of preparing a solution of an organic polymeric substance, jetting the solution from an inner nozzle of a concentric double tube nozzle, and coagulating the organic polymeric substance from an outer nozzle. The method includes a step of ejecting a coagulated liquid that can be made into a fiber stream at the same time as ejecting a gas from around the double pipe nozzle to turn the solution into a fiber stream, and a step of collecting the fiber stream on a moving collection device. A method for manufacturing a fibrous molded article is provided.
［発明の効果］
この発明により、従来技術によっては得ることができな
かった径の細いファイバーから成る有機高分子ｌ＆雄状
成形物が提供された。この発明の繊維状成形物をろ過、
吸着剤として用いると、ファイバーの比表面積か大きい
ので、その吸着。[Effects of the Invention] According to the present invention, an organic polymer l&male-shaped molded article made of fibers with a small diameter, which could not be obtained by conventional techniques, was provided. Filtering the fibrous molded product of this invention,
When used as an adsorbent, the specific surface area of the fiber is large, so it can be adsorbed.
分離効果か大きい。The separation effect is large.
［発明の詳細な説明］
この発明において用いられる有機高分子物質は、凝固液
によって凝固できるものでなければならず、特に限定さ
れないが水溶性のものが好ましい。好ましい有機高分子
物質の例として、アルギン酸ナトリウムのようなアルギ
ン酸塩、コラーゲン、ポリビニルアルコール、プルラン
、キトサン、ゼラチン、コンニャクマンナンを挙げるこ
とができる。有機高分子物質の分子量は特に限定されな
いか、通常５０００ないし１００万 程度である。[Detailed Description of the Invention] The organic polymeric substance used in this invention must be able to be coagulated by a coagulating liquid, and is preferably water-soluble, although it is not particularly limited. Examples of preferred organic polymeric substances include alginates such as sodium alginate, collagen, polyvinyl alcohol, pullulan, chitosan, gelatin, and konjac mannan. The molecular weight of the organic polymer substance is not particularly limited, and is usually about 5,000 to 1,000,000.
凝固液としては、アルギン酸ナトリウムにフいてはカル
シウムイオン含有水溶液、例えば３％塩化カルシウム水
溶液、ポリビニルアルコールについては没食子酸（濃度
１重量％〜５重量％）、ホウ酸（濃度１重量％〜ｌＯ重
量％）及びピロカテコール、コラーゲン及びキトサンに
ついてはアセトン、プルラン、ゼラチン及びコンニャク
マンナンについては例えばエチルアルコールを用いるこ
とかてきる。As a coagulating liquid, for sodium alginate, an aqueous solution containing calcium ions, such as a 3% calcium chloride aqueous solution, for polyvinyl alcohol, use gallic acid (concentration 1% to 5% by weight), boric acid (concentration 1% to 10% by weight) %) and acetone for pyrocatechol, collagen and chitosan, and ethyl alcohol for pullulan, gelatin and konjac mannan.
この発明の繊維状成形物を構成するファイバーは、上記
したように、凝固液で凝固された有機高分子物質から成
り、そのファイバー径は１４ｍないし５０ｇｍ、好まし
くは２ｐ−ないし３０＃ＬＩ１１．さらに好ましくは２
メＬ１１ないし５ＪＬ１１である。As described above, the fibers constituting the fibrous molded product of the present invention are made of an organic polymer material coagulated with a coagulating liquid, and the fiber diameter is 14 m to 50 gm, preferably 2p to 30#LI11. More preferably 2
Me L11 to 5 JL11.
この発明の繊維状成形物は不織布状、綿状。The fibrous molded product of this invention is nonwoven fabric-like and cotton-like.
脱脂綿状、ロービング状等のいずれの形態にあってもよ
く、その目付重量は特に限定されないが通常５ ｇ／會
２ないし５００− ｇｅｔｓ２、好ましくは２０ｇ／■
２ないし２［１０ｇ／＋ｓ”である。It may be in any form such as absorbent cotton or roving, and its basis weight is not particularly limited, but it is usually 5 g/gets2 to 500-gets2, preferably 20 g/gets2.
2 to 2[10g/+s''.
この発明の繊維状成形物は以下のようにして製造するこ
とができる。The fibrous molded product of this invention can be produced as follows.
先ず、有機高分子物質の溶液を調製する。溶液中の水溶
性有機高分子物質の濃度は通常０．１重量％ないし４０
重量％、好ましくは１重量％ないし２０重量％、さらに
好ましくは０．５重量％ないし１０重量％である。First, a solution of an organic polymer substance is prepared. The concentration of the water-soluble organic polymer substance in the solution is usually 0.1% by weight to 40% by weight.
% by weight, preferably 1% to 20% by weight, more preferably 0.5% to 10% by weight.
この発明の繊維状成形物は、上記原料溶液を用いて、例
えば以下の方法により製造することができる。製造方法
は、凝固液の施し方によって２法に分類することかでき
る。The fibrous molded article of the present invention can be produced using the above-mentioned raw material solution, for example, by the following method. The manufacturing method can be classified into two methods depending on how the coagulating solution is applied.
凝固液を紡糸ノズルとは異なるノズルから噴出してファ
イバー流に吹き付ける方法による製造方法（以下製法ｌ
という）について説明する。例えば第１図に示すような
装置を用いて行なうことができる。A manufacturing method (hereinafter referred to as manufacturing method 1) in which a coagulating liquid is ejected from a nozzle different from the spinning nozzle and sprayed onto the fiber stream.
) will be explained. For example, this can be carried out using an apparatus as shown in FIG.
先ず、原料供給管１を介して原料タンク２に供給された
上記原料溶液を、細孔を有する複数個の溶融体紡糸ノズ
ル５を幅方向に直線的に配列したダイスより、モーター
３及びそれによって駆動されるギアーポンプ４によって
押し出すと同時に、該ノズルの周囲に配置されたエアー
ノズル７から気体速度的５ないし約１０００ｍ／秒、温
度的２０℃ないし約６０°Ｃの気体、例えば空気を噴出
させることにより、延伸された微細ファイバーからなる
ファイバー流８を形成する。空気はブロワ−６から供給
される。この場合のファイバーの直径は上記噴出する気
体速度により、通常的１ないし約１００７Ｌ■の範囲、
特に５０ＪＬ−以下の範囲に入るように調節される。気
体速度か大きい場合にはファイバーの直径が小さくなり
、気体速度が小さい場合にはファイバーの直径が大きく
なる。気体速度が１０（１ｍ／秒の場合には通常直径的
１＃Ｌｍ、３０ｍ／秒では通常直径３ないし５ル■、５
鳳／秒では通常直径２Ｌｔｍ程度のファイバーが形成さ
れる。First, the raw material solution supplied to the raw material tank 2 via the raw material supply pipe 1 is passed through a die in which a plurality of melt spinning nozzles 5 having pores are linearly arranged in the width direction, and is passed through the motor 3 and the die. At the same time as being pushed out by the driven gear pump 4, a gas such as air is ejected from the air nozzle 7 arranged around the nozzle at a gas velocity of 5 to about 1000 m/sec and a temperature of 20° C. to about 60° C. As a result, a fiber stream 8 consisting of drawn fine fibers is formed. Air is supplied from blower 6. The diameter of the fiber in this case is usually in the range of 1 to about 1007 L, depending on the velocity of the ejected gas.
In particular, it is adjusted to fall within the range of 50 JL- or less. When the gas velocity is high, the diameter of the fiber becomes small, and when the gas velocity is low, the diameter of the fiber becomes large. When the gas velocity is 10 (1 m/s, it is usually 1 #Lm in diameter, and at 30 m/s, it is usually 3 to 5 Lm in diameter, 5
At a speed of 2 Ltm per second, fibers with a diameter of about 2 Ltm are usually formed.
ファイバー流８はガイド板１２によってガイドされる。The fiber stream 8 is guided by a guide plate 12 .
ファイバー径は空気流の速度により制御できるので、紡
糸ノズルの径及び押出し時の圧力は重要ではないが、通
常１００ ＪＬ■ないし１０００ ＃Ｌ １程度及び１
ｋｇ／ｃｍ”ないしＩＱｋｇ／ｃｍ”程度である。Since the fiber diameter can be controlled by the speed of the air flow, the diameter of the spinning nozzle and the pressure during extrusion are not important, but usually about 100 JL to 1000 #L 1 and 1
kg/cm" to IQ kg/cm".
次に、このファイバー流に、凝固液タンクｌＯ中に貯蔵
された凝固液を凝固液噴霧ノズル９から噴霧して吹き付
ける。凝固液の供給量は、有機高分子物質を固化するの
に必要な量であり、通常１ ｍｌ７秒ないし２０ｍ１／
秒程度である。Next, the coagulating liquid stored in the coagulating liquid tank IO is sprayed onto this fiber stream from the coagulating liquid spray nozzle 9. The amount of coagulation liquid supplied is the amount necessary to solidify the organic polymer substance, and is usually 1 ml/7 seconds to 20 ml/1/7 seconds.
It is about seconds.
上記のようにして延伸され、かつ有機高分子物質が固化
された凝固化ファイバー流１３を、移動する捕集装置、
例えばネット型の回転ドラム、移動ベルト等（第１図に
示すものはネット型回転トラム１４）の上に交絡して落
下させ繊維状物１５を形成する。この場合、ファイバー
流１３を回転する２個のネット型捕集ドラム１４の接点
に吹き付は落下させた場合には、交絡したファイバーが
繊維状物の厚さ方向に（すなわち３次元的に）配列した
嵩高のもの、すなわち綿状又は脱脂綿状の繊維状物が得
られる。また、ファイバー流を上記捕集ドラムの接点以
外の箇所又は平板状の捕集ベルト等に吹き付は落下させ
た場合には。A collection device that moves the coagulated fiber stream 13 that has been stretched as described above and in which the organic polymer substance has been solidified;
For example, the fibrous material 15 is formed by intertwining and dropping onto a net-type rotating drum, moving belt, etc. (the one shown in FIG. 1 is a net-type rotating tram 14). In this case, when the fiber stream 13 is dropped onto the contact point of two rotating net-type collection drums 14, the entangled fibers are distributed in the thickness direction of the fibrous material (that is, three-dimensionally). An arrayed, bulky, cotton-like or cotton-wool-like fibrous material is obtained. In addition, if the fiber stream is sprayed onto a part other than the contact point of the collection drum or a flat collection belt, etc.
ファイバーが平面に平行に（すなわち２次元的に）配列
した不織布が得られる。また、ロービング状の繊維は、
溶融体紡糸ノズルが円周上に並んだ装置を用いて形成す
ることかできる。さらに。A nonwoven fabric in which fibers are arranged parallel to a plane (that is, two-dimensionally) is obtained. In addition, roving-like fibers are
It can be formed using an apparatus in which melt spinning nozzles are arranged circumferentially. moreover.
繊維状物の目付重量は、上記捕集装置の移動速度を変え
ることにより例えばＳｇ／ｗ２ないし５００ｇ／厘２の
範囲になるように、任意に調節することがてきる。形成
された繊維状成形物１５は巻き取り装置１６によつて巻
き取られる。The basis weight of the fibrous material can be arbitrarily adjusted, for example, within the range of Sg/w2 to 500 g/L2 by changing the moving speed of the collection device. The formed fibrous molding 15 is wound up by a winding device 16.
次に、二重ノズルを用いて原料溶液と凝固液とを同時に
噴出する方法による製造方法（以下、製法２という）に
ついて、第２図及び第３図に基づいて説明する。Next, a manufacturing method (hereinafter referred to as manufacturing method 2) in which a raw material solution and a coagulating liquid are simultaneously ejected using a double nozzle will be explained based on FIGS. 2 and 3.
第２図に示す装置は本質的に第１図に示す装置と同一で
あり、同一の部材には第１図と同じ参照番号が付しであ
る。製法２では、凝固液が凝固液タンク１７に貯えられ
、これが第３図に示す二重紡糸ノズル５の外側のノズル
５ｂからモーター３によって駆動されるギアーポンプ４
によって噴出される。すなわち、製法２に用いられる紡
糸ノズルは、第３図に示すように、共心的な二重の管か
ら成り、原料液はその内側のノズル５ａから、凝固液は
外側のノズル５ｂから噴出される。内側ノズル５ａと外
側ノズル５ｂとの直径の比は特に限定されないが通常１
：２ないし１；１０程度である。その他の条件は先に説
明した製法ｌと同様である。The apparatus shown in FIG. 2 is essentially the same as that shown in FIG. 1, and like parts have been given the same reference numerals as in FIG. In manufacturing method 2, a coagulating liquid is stored in a coagulating liquid tank 17, and this is pumped through a gear pump 4 driven by a motor 3 from an outer nozzle 5b of a double spinning nozzle 5 shown in FIG.
ejected by. That is, as shown in FIG. 3, the spinning nozzle used in production method 2 consists of concentric double tubes, and the raw material liquid is ejected from the inner nozzle 5a and the coagulation liquid is ejected from the outer nozzle 5b. Ru. The ratio of the diameters of the inner nozzle 5a and the outer nozzle 5b is not particularly limited, but is usually 1.
:2 to 1; about 10. Other conditions are the same as in the manufacturing method 1 described above.
この発明の繊維状成形物は、従来のものと全く同様にし
て、生体物質のろ過、吸着剤として用いることができる
。例えば、カラムに充填して分離吸着カラムを構成する
ことができる。The fibrous molded product of the present invention can be used as a filtration and adsorbent for biological materials in exactly the same manner as conventional products. For example, it can be packed into a column to configure a separation adsorption column.
えム嵐工二二
下記衣に示す有機高分子物質を同表に示す濃度に含む水
溶液を調製し、同表に示す凝固剤を用いて上記製法ｌ又
は２により繊維成形物を製造した。具体的な操作条件は
、製法ｌではノズル径が：ｌＤＯ’ｇｍ、空気流速が１
０ｍ／秒、凝固液の供給量が５１７秒、原料溶液の押出
し圧力が４ ｋｇ／ａｍ２であり、製法２では内側ノズ
ルの内径が２００弘鎖、外側ノズルの内径が５００ｐｍ
、空気流速度が５０ｍ／秒、原料溶液の押出し圧力が２
ｋｇ／ａｍ”であった、その結果、同表に示す径のフ
ァイバーから成る繊維状成形物が得られた。An aqueous solution containing the organic polymeric substance shown in the cloth shown in the above table was prepared, and a fiber molded article was produced by the above-mentioned method 1 or 2 using the coagulant shown in the table. The specific operating conditions are that in production method 1, the nozzle diameter is: 1 DO'gm, and the air flow rate is 1.
0 m/sec, the supply rate of the coagulating liquid was 517 seconds, the extrusion pressure of the raw material solution was 4 kg/am2, and in manufacturing method 2, the inner diameter of the inner nozzle was 200 mm, and the inner diameter of the outer nozzle was 500 pm.
, the air flow velocity is 50 m/s, and the extrusion pressure of the raw material solution is 2.
As a result, a fibrous molded article consisting of fibers having the diameter shown in the table was obtained.
第１図及び第２図はこの発明の繊維状成形物を製造する
ための装置を示す模式図、
第３図は第２図の装置に用いられる紡糸ノズルを示す図
、
ｌ・・・原料供給管、２・・・原料タンク、３・・・モ
ーター、４・拳・ギアーポンプ、５・・拳紡糸ノズル、
６・・・ブロアー、７・・・エアーノズル、８・・・フ
ァイバー流、９・・・凝固液ＩＩＪ１ｇノズル、１０・
・・凝固液タンク、１１・・・コンプレッサー、１３・
・・東回化ファイバー流、１４・・・ネット型捕集トラ
ム、１５・・・繊維状成形物、１６・・・巻き取り装置
、１７・・・凝固液タンク
第２図FIGS. 1 and 2 are schematic diagrams showing an apparatus for producing a fibrous molded product of the present invention, FIG. 3 is a diagram showing a spinning nozzle used in the apparatus of FIG. 2, l... Raw material supply Pipe, 2. Raw material tank, 3. Motor, 4. Fist/gear pump, 5. Fist spinning nozzle.
6...Blower, 7...Air nozzle, 8...Fiber flow, 9...Coagulation liquid IIJ1g nozzle, 10.
・・Coagulation liquid tank, 11・・Compressor, 13・
... Tokai fiber style, 14 ... Net type collection tram, 15 ... Fibrous molded product, 16 ... Winding device, 17 ... Coagulation liquid tank Figure 2
Claims (6)
された、ファイバー径１μｍないし５０μｍのファイバ
ーから成る繊維状成形物。(1) A fibrous molded article consisting of fibers with a fiber diameter of 1 μm to 50 μm, which is made of an organic polymer material coagulated by a coagulating liquid.
、ポリビニルアルコール、プルラン、キトサン、ゼラチ
ン又はコンニャクマンナンである請求項１記載の繊維状
成形物。(2) The fibrous molded article according to claim 1, wherein the organic polymer substance is alginate, collagen, polyvinyl alcohol, pullulan, chitosan, gelatin, or konjac mannan.
し５０μｍである請求項１又は２記載の繊維状成形物。(3) The fibrous molded product according to claim 1 or 2, wherein the fibers forming the molded product have a diameter of 1 μm to 50 μm.
をノズルから噴出すると同時に該ノズルの周囲から気体
を噴出して前記溶液をファイバー流とする工程と、該フ
ァイバー流に前記有機高分子物質を凝固することができ
る凝固液を作用させる工程と、前記ファイバー流を移動
する捕集装置上で捕集する工程とを含む繊維状成形物の
製造方法。(4) A step of preparing a solution of an organic polymer substance, a step of ejecting the solution from a nozzle and simultaneously ejecting gas from around the nozzle to turn the solution into a fiber stream, and adding the organic polymer to the fiber stream. A method for producing a fibrous molded article, comprising the steps of: applying a coagulating liquid capable of coagulating a molecular substance; and collecting the fiber stream on a moving collecting device.
ルから噴出して前記ファイバー流に吹き付けることによ
つて行なわれる請求項４記載の方法。(5) The method according to claim 4, wherein the step of applying the coagulating liquid is performed by jetting the coagulating liquid from a nozzle and spraying it onto the fiber stream.
を共心的な二重管ノズルの内側のノズルから噴出すると
共に外側のノズルから前記有機高分子物質を凝固するこ
とができる凝固液を噴出すると同時に該二重管ノズルの
周囲から気体を噴出して前記溶液をファイバー流とする
工程と、該ファイバー流を移動する捕集装置上で捕集す
る工程とを含む繊維状成形物の製造方法。(6) A step of preparing a solution of an organic polymeric substance, and coagulating the solution by jetting it from an inner nozzle of a concentric double pipe nozzle and coagulating the organic polymeric substance from an outer nozzle. A fibrous molded product comprising the steps of ejecting a liquid and simultaneously ejecting gas from around the double pipe nozzle to turn the solution into a fiber stream, and collecting the fiber stream on a moving collection device. manufacturing method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63044634A JPH01221506A (en) | 1988-02-29 | 1988-02-29 | Fibrous formed product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63044634A JPH01221506A (en) | 1988-02-29 | 1988-02-29 | Fibrous formed product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01221506A true JPH01221506A (en) | 1989-09-05 |
Family
ID=12696860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63044634A Pending JPH01221506A (en) | 1988-02-29 | 1988-02-29 | Fibrous formed product |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01221506A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296534C (en) * | 2005-04-27 | 2007-01-24 | 武汉大学 | Blended fiber of sodium alginate/glutin, preparation method and application thereof |
| KR100750780B1 (en) * | 2006-03-17 | 2007-08-20 | 한국신발피혁연구소 | Development of regenerated protein fiber from collagen and water-soluble polymer complex |
| KR100765549B1 (en) * | 2006-05-19 | 2007-10-11 | 이형경 | Method for producing natural protein fiber |
| US8834780B2 (en) | 2008-02-29 | 2014-09-16 | Agency For Science, Technology And Research | Hydrodynamic spinning of polymer fiber in coaxial laminar flows |
-
1988
- 1988-02-29 JP JP63044634A patent/JPH01221506A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296534C (en) * | 2005-04-27 | 2007-01-24 | 武汉大学 | Blended fiber of sodium alginate/glutin, preparation method and application thereof |
| KR100750780B1 (en) * | 2006-03-17 | 2007-08-20 | 한국신발피혁연구소 | Development of regenerated protein fiber from collagen and water-soluble polymer complex |
| KR100765549B1 (en) * | 2006-05-19 | 2007-10-11 | 이형경 | Method for producing natural protein fiber |
| US8834780B2 (en) | 2008-02-29 | 2014-09-16 | Agency For Science, Technology And Research | Hydrodynamic spinning of polymer fiber in coaxial laminar flows |
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