DE68916852T3 - Spinndüse zur Herstellung von Hohlfasern mit hervorragenden gekrümmten Trennelementen - Google Patents
Spinndüse zur Herstellung von Hohlfasern mit hervorragenden gekrümmten TrennelementenInfo
- Publication number
- DE68916852T3 DE68916852T3 DE68916852T DE68916852T DE68916852T3 DE 68916852 T3 DE68916852 T3 DE 68916852T3 DE 68916852 T DE68916852 T DE 68916852T DE 68916852 T DE68916852 T DE 68916852T DE 68916852 T3 DE68916852 T3 DE 68916852T3
- Authority
- DE
- Germany
- Prior art keywords
- spinneret
- production
- hollow fibers
- separating elements
- excellent curved
- 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
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
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
- D01D5/247—Discontinuous hollow structure or microporous structure
-
- 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
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2933—Coated or with bond, impregnation or core
- Y10T428/2935—Discontinuous or tubular or cellular core
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2973—Particular cross section
- Y10T428/2975—Tubular or cellular
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/192,413 US4850847A (en) | 1988-05-10 | 1988-05-10 | Spinneret for hollow fibers having curved spacing members projecting therefrom |
Publications (3)
Publication Number | Publication Date |
---|---|
DE68916852D1 DE68916852D1 (de) | 1994-08-25 |
DE68916852T2 DE68916852T2 (de) | 1995-02-16 |
DE68916852T3 true DE68916852T3 (de) | 1999-04-01 |
Family
ID=22709543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68916852T Expired - Fee Related DE68916852T3 (de) | 1988-05-10 | 1989-05-09 | Spinndüse zur Herstellung von Hohlfasern mit hervorragenden gekrümmten Trennelementen |
Country Status (5)
Country | Link |
---|---|
US (2) | US4850847A (de) |
EP (1) | EP0341978B2 (de) |
JP (1) | JPH0214010A (de) |
KR (1) | KR900018427A (de) |
DE (1) | DE68916852T3 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4941812A (en) * | 1988-05-10 | 1990-07-17 | E. I. Du Pont De Nemours And Company | Spinneret for production of a hollow filament within a hollow filament composite fiber having spacing means |
US5972505A (en) * | 1989-04-04 | 1999-10-26 | Eastman Chemical Company | Fibers capable of spontaneously transporting fluids |
US5129812A (en) * | 1991-03-28 | 1992-07-14 | Basf Corporation | Multiple profile filaments from a single counterbore |
US5208107A (en) * | 1991-05-31 | 1993-05-04 | Basf Corporation | Hollow trilobal cross-section filament |
US5362563A (en) * | 1991-07-24 | 1994-11-08 | E. I. Du Pont De Nemours And Company | Hollow filament cross-sections containing four continuous voids |
US5540993A (en) * | 1993-02-16 | 1996-07-30 | E. I. Du Pont De Nemours And Company | Relating to fiber identification |
US5527611A (en) * | 1993-02-16 | 1996-06-18 | E. I. Du Pont De Nemours And Company | Relating to hollow fiber identification |
US5540994A (en) * | 1993-02-16 | 1996-07-30 | E. I. Du Pont De Nemours And Company | Fiber identification |
US5484650A (en) * | 1993-02-16 | 1996-01-16 | E. I. Du Pont De Nemours And Company | Hollow fiber identification |
US5322736A (en) * | 1993-06-24 | 1994-06-21 | Alliedsignal Inc. | Hollow-trilobal cross-section filaments |
US5701629A (en) * | 1995-07-19 | 1997-12-30 | Speciality Filaments, Inc. | Hollow brush bristle with radiating spokes |
US5993784A (en) * | 1997-07-24 | 1999-11-30 | Whitehill Oral Technologies | Low foaming therapeutic toothpastes with improved cleaning and abrasion performance |
US6293950B1 (en) | 1999-01-15 | 2001-09-25 | Luitpold Pharmaceuticals, Inc. | Resorbable pin systems |
MXPA01011167A (es) | 2000-03-03 | 2002-05-06 | Du Pont | Hilo de poli(tereftalato de trimetileno). |
US6752945B2 (en) | 2000-09-12 | 2004-06-22 | E. I. Du Pont De Nemours And Company | Process for making poly(trimethylene terephthalate) staple fibers |
US6458455B1 (en) | 2000-09-12 | 2002-10-01 | E. I. Du Pont De Nemours And Company | Poly(trimethylene terephthalate) tetrachannel cross-section staple fiber |
US6589653B2 (en) | 2001-08-08 | 2003-07-08 | E. I. Du Pont De Nemours And Company | Filament having a quadrilobate exterior cross-section and a four-sided void |
CA2636098C (en) * | 2008-06-25 | 2012-08-07 | Ottawa Fibre L.P. | Spinner for manufacturing dual-component irregularly-shaped hollow insulation fiber |
BR112012010098A2 (pt) | 2009-10-29 | 2016-05-31 | Basf Se | processo para a preparação de um filamento oco, uso de filamentos ocos, e, filamentos ocos |
EP2959509B1 (de) | 2013-02-14 | 2018-05-23 | Nanopareil, Llc | Elektroversponnener nanofasermischfilz, verfahren zu dessen herstellung, sowie verfahren zur aufreinigung von biomolekülen |
US20190233972A1 (en) | 2018-01-31 | 2019-08-01 | Saudi Arabian Oil Company | Producing Fibers Using Spinnerets |
US11406941B2 (en) | 2020-02-14 | 2022-08-09 | Saudi Arabian Oil Company | Thin film composite hollow fiber membranes fabrication systems |
US11253819B2 (en) | 2020-05-14 | 2022-02-22 | Saudi Arabian Oil Company | Production of thin film composite hollow fiber membranes |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL213710A (de) * | 1956-05-26 | |||
NL6401806A (de) * | 1963-12-02 | 1965-06-03 | ||
JPS44899Y1 (de) * | 1964-02-02 | 1969-01-16 | ||
JPS43523Y1 (de) * | 1966-05-27 | 1968-01-11 | ||
US3585684A (en) * | 1966-12-23 | 1971-06-22 | Monsanto Co | Spinneret for making complex hollow filaments |
US3558420A (en) * | 1967-08-17 | 1971-01-26 | Allied Chem | Hollow filaments |
US3772137A (en) * | 1968-09-30 | 1973-11-13 | Du Pont | Polyester pillow batt |
SU631566A1 (ru) * | 1976-04-06 | 1978-11-05 | Всесоюзный научно-исследовательский и экспериментальный институт по переработке химических волокон | Фильера дл формовани профилированного химического волокна |
US4176150A (en) * | 1977-03-18 | 1979-11-27 | Monsanto Company | Process for textured yarn |
US4325765A (en) * | 1977-03-18 | 1982-04-20 | Monsanto Company | High speed spinning of large dpf polyester yarn |
JPS56101905A (en) * | 1980-01-14 | 1981-08-14 | Toyobo Co Ltd | Spinneret for melt spinning |
DE3040971A1 (de) * | 1980-10-30 | 1982-06-24 | Bayer Ag, 5090 Leverkusen | Trockengesponnene polyacrylnitrilhohlfasern und -faeden und ein verfahren zu ihrer herstellung |
US4385886A (en) * | 1982-01-21 | 1983-05-31 | E. I. Du Pont De Nemours And Company | Spinneret plate |
JPS6017109A (ja) * | 1983-07-04 | 1985-01-29 | Kanegafuchi Chem Ind Co Ltd | 刷毛用繊維 |
JPS60182948A (ja) * | 1984-02-29 | 1985-09-18 | 北浜 清 | 身体回動装置 |
US4648830A (en) * | 1985-05-13 | 1987-03-10 | Allied Corporation | Spinnerette for producing hollow trilobal cross-section filament |
JPS62206008A (ja) * | 1986-03-03 | 1987-09-10 | Teijin Ltd | 捲縮多孔中空繊維及びその製造方法 |
JPH0696806B2 (ja) * | 1986-06-18 | 1994-11-30 | 帝人株式会社 | 特殊嵩高糸及びその紡糸口金 |
JPH06144022A (ja) * | 1992-11-06 | 1994-05-24 | Yanmar Diesel Engine Co Ltd | 走行作業車の防音装置 |
JP3173896B2 (ja) * | 1992-11-09 | 2001-06-04 | 株式会社クボタ | バックホウ |
-
1988
- 1988-05-10 US US07/192,413 patent/US4850847A/en not_active Expired - Fee Related
-
1989
- 1989-01-24 US US07/300,910 patent/US4956237A/en not_active Expired - Lifetime
- 1989-05-09 DE DE68916852T patent/DE68916852T3/de not_active Expired - Fee Related
- 1989-05-09 EP EP89304677A patent/EP0341978B2/de not_active Expired - Lifetime
- 1989-05-10 KR KR1019890006222A patent/KR900018427A/ko not_active Application Discontinuation
- 1989-05-10 JP JP1115224A patent/JPH0214010A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
KR900018427A (ko) | 1990-12-21 |
US4850847A (en) | 1989-07-25 |
DE68916852D1 (de) | 1994-08-25 |
US4956237A (en) | 1990-09-11 |
EP0341978B1 (de) | 1994-07-20 |
EP0341978B2 (de) | 1998-10-14 |
EP0341978A3 (en) | 1990-09-19 |
EP0341978A2 (de) | 1989-11-15 |
DE68916852T2 (de) | 1995-02-16 |
JPH0214010A (ja) | 1990-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |