JPS6434407A - Porous membrane of polytetrafluoroethylene-base resin and production thereof - Google Patents
Porous membrane of polytetrafluoroethylene-base resin and production thereofInfo
- Publication number
- JPS6434407A JPS6434407A JP62193322A JP19332287A JPS6434407A JP S6434407 A JPS6434407 A JP S6434407A JP 62193322 A JP62193322 A JP 62193322A JP 19332287 A JP19332287 A JP 19332287A JP S6434407 A JPS6434407 A JP S6434407A
- Authority
- JP
- Japan
- Prior art keywords
- polytetrafluoroethylene
- membrane
- liquid
- base resin
- pore diameter
- 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.)
- Granted
Links
- 239000012528 membrane Substances 0.000 title abstract 7
- 239000011347 resin Substances 0.000 title abstract 4
- 229920005989 resin Polymers 0.000 title abstract 4
- 239000007788 liquid Substances 0.000 abstract 6
- 239000011148 porous material Substances 0.000 abstract 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- 230000001112 coagulating effect Effects 0.000 abstract 2
- 239000000835 fiber Substances 0.000 abstract 2
- 229920000642 polymer Polymers 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 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 abstract 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 abstract 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- 239000012736 aqueous medium Substances 0.000 abstract 1
- 239000001110 calcium chloride Substances 0.000 abstract 1
- 229910001628 calcium chloride Inorganic materials 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 1
- -1 polytetrafluoroethylene Polymers 0.000 abstract 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract 1
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract 1
- 235000010413 sodium alginate Nutrition 0.000 abstract 1
- 239000000661 sodium alginate Substances 0.000 abstract 1
- 229940005550 sodium alginate Drugs 0.000 abstract 1
- 239000004094 surface-active agent Substances 0.000 abstract 1
Landscapes
- Artificial Filaments (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Molding Of Porous Articles (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62193322A JPS6434407A (en) | 1987-07-30 | 1987-07-30 | Porous membrane of polytetrafluoroethylene-base resin and production thereof |
| EP88906883A EP0343247B1 (en) | 1987-07-30 | 1988-07-28 | Porous polytetrafluoroethylene membrane, separating apparatus using same, and process for their production |
| DE8888906883T DE3878899T2 (de) | 1987-07-30 | 1988-07-28 | Poroese polytetrafluoraethylen-membran, trennvorrichtung unter verwendung dieser membran sowie verfahren zur herstellung. |
| PCT/JP1988/000755 WO1989000879A1 (en) | 1987-07-30 | 1988-07-28 | Porous polymetrafluoroethylene membrane, separating apparatus using same, and process for their production |
| US07/358,205 US5158680A (en) | 1987-07-30 | 1989-05-30 | Polytetrafluoroethylene resin porous membrane, separator making use of the porous membrane and methods of producing the porous membrane and the separator |
| US07/918,060 US5286324A (en) | 1987-07-30 | 1992-07-24 | Polytetrafluoroethylene resin porous membrane, separator making use of the porous membrane and methods of producing the porous membrane and the separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62193322A JPS6434407A (en) | 1987-07-30 | 1987-07-30 | Porous membrane of polytetrafluoroethylene-base resin and production thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6434407A true JPS6434407A (en) | 1989-02-03 |
| JPH0468010B2 JPH0468010B2 (enrdf_load_stackoverflow) | 1992-10-30 |
Family
ID=16305977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62193322A Granted JPS6434407A (en) | 1987-07-30 | 1987-07-30 | Porous membrane of polytetrafluoroethylene-base resin and production thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6434407A (enrdf_load_stackoverflow) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02284634A (ja) * | 1989-04-26 | 1990-11-22 | Toray Ind Inc | ポリテトラフルオロエチレン系樹脂多孔膜の製法及びその膜を用いた膜分離装置の製法 |
| US5217666A (en) * | 1991-05-29 | 1993-06-08 | Daikin Industries Ltd. | Process for producing porous polytetrafluoroethylene film |
| JP3001634B2 (ja) * | 1991-03-19 | 2000-01-24 | スターテック ベンチャーズ インコーポレイテッド | 超高純度液体を用いた高度精密電子部品の製造 |
| US6214173B1 (en) | 1996-06-05 | 2001-04-10 | Air Liquide Electronics Chemicals & Services, Inc. | On-site manufacture of ultra-high-purity nitric acid |
| DE112009000693T5 (de) | 2008-03-24 | 2011-03-24 | NTN Corporation, Osaka-shi | Spielausgleichsvorrichtung |
| DE112010004871T5 (de) | 2009-12-18 | 2012-11-22 | Ntn Corporation | Ventilheber des Armtyps |
| JPWO2011016410A1 (ja) * | 2009-08-06 | 2013-01-10 | 住友電気工業株式会社 | 水処理装置及び水処理方法 |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5071759A (enrdf_load_stackoverflow) * | 1973-10-26 | 1975-06-13 | ||
| JPS5140902A (ja) * | 1974-10-04 | 1976-04-06 | Fujitsu Ltd | Jikikirokubaitainohogomaku |
| JPS5342794A (en) * | 1976-09-29 | 1978-04-18 | Sumitomo Metal Ind Ltd | Magnetic defectoscope for internal wall defect |
| JPS5378269A (en) * | 1976-12-20 | 1978-07-11 | Ici Ltd | Production of porous polytetrafluoroethylene article |
| JPS56159128A (en) * | 1980-05-15 | 1981-12-08 | Asahi Chem Ind Co Ltd | Thermoplastic resin porous film and production thereof |
| JPS5898105A (ja) * | 1981-12-07 | 1983-06-10 | Toray Ind Inc | フッ素系湿潤分離膜の製造方法 |
| JPS59178228A (ja) * | 1983-03-28 | 1984-10-09 | Sumitomo Electric Ind Ltd | 四弗化エチレン樹脂多孔質体の製造方法及び製造装置 |
| JPS61166824U (enrdf_load_stackoverflow) * | 1985-04-08 | 1986-10-16 | ||
| JPS62106808A (ja) * | 1985-11-01 | 1987-05-18 | Asahi Chem Ind Co Ltd | エチレン―テトラフルオロエチレン共重合体多孔膜 |
-
1987
- 1987-07-30 JP JP62193322A patent/JPS6434407A/ja active Granted
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5071759A (enrdf_load_stackoverflow) * | 1973-10-26 | 1975-06-13 | ||
| JPS5140902A (ja) * | 1974-10-04 | 1976-04-06 | Fujitsu Ltd | Jikikirokubaitainohogomaku |
| JPS5342794A (en) * | 1976-09-29 | 1978-04-18 | Sumitomo Metal Ind Ltd | Magnetic defectoscope for internal wall defect |
| JPS5378269A (en) * | 1976-12-20 | 1978-07-11 | Ici Ltd | Production of porous polytetrafluoroethylene article |
| JPS56159128A (en) * | 1980-05-15 | 1981-12-08 | Asahi Chem Ind Co Ltd | Thermoplastic resin porous film and production thereof |
| JPS5898105A (ja) * | 1981-12-07 | 1983-06-10 | Toray Ind Inc | フッ素系湿潤分離膜の製造方法 |
| JPS59178228A (ja) * | 1983-03-28 | 1984-10-09 | Sumitomo Electric Ind Ltd | 四弗化エチレン樹脂多孔質体の製造方法及び製造装置 |
| JPS61166824U (enrdf_load_stackoverflow) * | 1985-04-08 | 1986-10-16 | ||
| JPS62106808A (ja) * | 1985-11-01 | 1987-05-18 | Asahi Chem Ind Co Ltd | エチレン―テトラフルオロエチレン共重合体多孔膜 |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02284634A (ja) * | 1989-04-26 | 1990-11-22 | Toray Ind Inc | ポリテトラフルオロエチレン系樹脂多孔膜の製法及びその膜を用いた膜分離装置の製法 |
| JP3001634B2 (ja) * | 1991-03-19 | 2000-01-24 | スターテック ベンチャーズ インコーポレイテッド | 超高純度液体を用いた高度精密電子部品の製造 |
| USRE37972E1 (en) | 1991-03-19 | 2003-02-04 | American Air Liquide, Inc. | Manufacture of high precision electronic components with ultra-high purity liquids |
| US5217666A (en) * | 1991-05-29 | 1993-06-08 | Daikin Industries Ltd. | Process for producing porous polytetrafluoroethylene film |
| US6214173B1 (en) | 1996-06-05 | 2001-04-10 | Air Liquide Electronics Chemicals & Services, Inc. | On-site manufacture of ultra-high-purity nitric acid |
| DE112009000693T5 (de) | 2008-03-24 | 2011-03-24 | NTN Corporation, Osaka-shi | Spielausgleichsvorrichtung |
| JPWO2011016410A1 (ja) * | 2009-08-06 | 2013-01-10 | 住友電気工業株式会社 | 水処理装置及び水処理方法 |
| DE112010004871T5 (de) | 2009-12-18 | 2012-11-22 | Ntn Corporation | Ventilheber des Armtyps |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0468010B2 (enrdf_load_stackoverflow) | 1992-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |