DE69121912T2 - Vorrichtung zum formen einer vliesstoffbahn - Google Patents
Vorrichtung zum formen einer vliesstoffbahnInfo
- Publication number
- DE69121912T2 DE69121912T2 DE69121912T DE69121912T DE69121912T2 DE 69121912 T2 DE69121912 T2 DE 69121912T2 DE 69121912 T DE69121912 T DE 69121912T DE 69121912 T DE69121912 T DE 69121912T DE 69121912 T2 DE69121912 T2 DE 69121912T2
- Authority
- DE
- Germany
- Prior art keywords
- edge
- spin packs
- strand
- spread
- packs
- 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
- 238000007493 shaping process Methods 0.000 title 1
- 238000009987 spinning Methods 0.000 claims description 16
- 239000000835 fiber Substances 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 238000003892 spreading Methods 0.000 claims description 2
- 230000007480 spreading Effects 0.000 claims description 2
- 239000003989 dielectric material Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 description 8
- 239000002657 fibrous material Substances 0.000 description 7
- 238000009966 trimming Methods 0.000 description 6
- 239000002904 solvent Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000004751 flashspun nonwoven Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920001474 Flashspun fabric Polymers 0.000 description 1
- 239000004775 Tyvek Substances 0.000 description 1
- 229920000690 Tyvek Polymers 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000007786 electrostatic charging Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000003860 storage Methods 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
- D01D5/11—Flash-spinning
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Closures For Containers (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1991/003119 WO1992020511A1 (en) | 1991-05-10 | 1991-05-10 | Apparatus for forming the edge of flash spun webs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69121912D1 DE69121912D1 (de) | 1996-10-10 |
| DE69121912T2 true DE69121912T2 (de) | 1997-04-03 |
Family
ID=22225506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69121912T Expired - Fee Related DE69121912T2 (de) | 1991-05-10 | 1991-05-10 | Vorrichtung zum formen einer vliesstoffbahn |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0584060B1 (enExample) |
| JP (1) | JP2901756B2 (enExample) |
| DE (1) | DE69121912T2 (enExample) |
| ES (1) | ES2090334T3 (enExample) |
| WO (1) | WO1992020511A1 (enExample) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2222243A1 (en) * | 1995-06-02 | 1996-12-05 | Wayne Edward Billings | Apparatus and process for forming a fibrous sheet |
| US6709623B2 (en) | 2000-12-22 | 2004-03-23 | Kimberly-Clark Worldwide, Inc. | Process of and apparatus for making a nonwoven web |
| US7488441B2 (en) | 2002-06-15 | 2009-02-10 | Kimberly-Clark Worldwide, Inc. | Use of a pulsating power supply for electrostatic charging of nonwovens |
| US7118698B2 (en) | 2003-04-03 | 2006-10-10 | E. I. Du Pont De Nemours And Company | Rotary process for forming uniform material |
| ITVI20030124A1 (it) * | 2003-06-30 | 2005-01-01 | G & G Engineering Srl | Dispositivo automatico per l'ottimazione della distribuzione |
| US7582240B2 (en) | 2004-04-01 | 2009-09-01 | E. I. Du Pont De Nemours And Company | Rotary process for forming uniform material |
| US8303874B2 (en) | 2006-03-28 | 2012-11-06 | E I Du Pont De Nemours And Company | Solution spun fiber process |
| CN110106562B (zh) * | 2019-04-26 | 2021-07-30 | 英鸿纳米科技股份有限公司 | 一种纳米纤维静电纺丝设备 |
| KR102731232B1 (ko) * | 2022-07-20 | 2024-11-19 | 한국생산기술연구원 | 마찰대전을 활용한 플래시방사용 회전반사판 장치 |
| EP4713518B1 (en) | 2023-06-30 | 2026-04-29 | DuPont Safety & Construction, Inc. | High barrier breathable flash-spun sheet |
| WO2025006920A1 (en) | 2023-06-30 | 2025-01-02 | Dupont Safety & Construction, Inc. | Softened flash-spun sheet |
| EP4713519B1 (en) | 2023-06-30 | 2026-08-19 | DuPont Safety & Construction, Inc. | Breathable tear resistant flash-spun sheet |
| KR20260030727A (ko) | 2023-06-30 | 2026-03-06 | 듀폰 세이프티 앤드 컨스트럭션, 인크. | 연질 플래시 방사 시트 |
| WO2025006930A1 (en) | 2023-06-30 | 2025-01-02 | Dupont Safety & Construction, Inc. | Wind-tight flash-spun sheet |
| JP2026526695A (ja) | 2023-06-30 | 2026-08-10 | デュポン セイフティー アンド コンストラクション インコーポレイテッド | 改善された表面堅牢性を有する通気性シート |
| WO2025144673A1 (en) | 2023-12-27 | 2025-07-03 | Dupont Safety & Construction, Inc. | Non-azeotropic compositions comprising dichloromethane and 1h,1h,2h-heptafluorocyclopentane and use of the compositions as flash spinning agents |
| CN122341786A (zh) | 2023-12-27 | 2026-07-03 | 杜邦安全与建筑公司 | 闪蒸纺丝方法和闪蒸纺丝流体 |
| CN122341785A (zh) | 2023-12-27 | 2026-07-03 | 杜邦安全与建筑公司 | 包含二氯甲烷和反式-1h,2h-八氟环戊烷的共沸和类共沸组合物以及这些组合物作为闪纺剂的用途 |
| WO2025178741A1 (en) | 2024-02-19 | 2025-08-28 | Dupont Safety & Construction, Inc. | Azeotropic and azeotrope-like compositions comprising 1,2-dichloroethylene and 1h,2h-octafluorocyclopentane and use of the compositions as flash spinning agents |
| WO2025178740A1 (en) | 2024-02-19 | 2025-08-28 | Dupont Safety & Construction, Inc. | Azeotropic and azeotrope-like compositions comprising cyclopentane and 1h,1h,2h-heptafluorocyclopentane or 2-methylpentane and 1h,1h,2h-heptafluorocyclopentane and use of the compositions as flash spinning agents |
| WO2025240722A1 (en) | 2024-05-17 | 2025-11-20 | Dupont Safety & Construction, Inc. | Azeotropic and azeotrope-like compositions comprising a chlorinated compound and a c6-hydrocarbon and use of the compositions as flash spinning agents |
| WO2025240715A1 (en) | 2024-05-17 | 2025-11-20 | Dupont Safety & Construction, Inc. | Azeotropic and azeotrope-like compositions comprising dichloromethane and 2-methylpentane or 3-methylpentane and use of the compositions as flash spinning agents |
| WO2025240719A1 (en) | 2024-05-17 | 2025-11-20 | Dupont Safety & Construction, Inc. | Flash spinning process for partially fluorinated polymers using flash spinning agents comprising a chlorinated solvent and a linear or branched hydrocarbon with 5 or more carbon atoms |
| WO2025240708A1 (en) | 2024-05-17 | 2025-11-20 | Dupont Safety & Construction, Inc. | Improved flash spinning process for polyolefins using flash spinning agents comprising a chlorinated solvent and a linear or branched hydrocarbon with 5 to 6 carbon atoms |
| WO2026101920A1 (en) | 2024-11-08 | 2026-05-15 | Dupont Safety & Construction, Inc. | Improved flash spinning process for polyolefins using flash spinning agents comprising a monofluorohydrocarbon with 4 or 5 carbon atoms |
| WO2026128171A1 (en) | 2024-12-12 | 2026-06-18 | Dupont Safety & Construction, Inc. | Azeotrope-like compositions comprising dichloromethane, 1h,1h,2h-heptafluorocyclopentane, and a hydrofluorocarbon and use of the compositions as flash spinning agents |
| WO2026128172A1 (en) | 2024-12-12 | 2026-06-18 | Dupont Safety & Construction, Inc. | Azeotropic and azeotrope-like compositions comprising dichloromethane and 1h,4h-octafluorobutane or a hydrofluoroether and use of the compositions as flash spinning agents |
| WO2026128170A1 (en) | 2024-12-12 | 2026-06-18 | Dupont Safety & Construction, Inc. | Flash spin fluid comprising azeotropic and azeotrope-like compositions of trans-1,2-dichloroethylene and 1h,1h,2h- heptafluorocyclopentane or of trans-1,2-dichloroethylene, 1h,1h,2h-heptafluorocyclopentane, and 2h,3h-decafluoropentane |
| WO2026147594A1 (en) | 2024-12-30 | 2026-07-09 | Dupont Safety & Construction, Inc. | Flash-spun sheet with improved balance of barrier and gas permeability |
| WO2026147596A1 (en) | 2024-12-30 | 2026-07-09 | Dupont Safety & Construction, Inc. | Softened flash-spun sheet |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2736676A (en) * | 1953-04-24 | 1956-02-28 | Owens Corning Fiberglass Corp | Fibrous mats and production thereof |
| US3387326A (en) * | 1964-06-04 | 1968-06-11 | Du Pont | Apparatus for charging and spreading a web |
| US3497918A (en) * | 1967-04-06 | 1970-03-03 | Du Pont | Apparatus for making a nonwoven fibrous sheet |
| US3593074A (en) * | 1969-12-22 | 1971-07-13 | Du Pont | Apparatus and process |
| US4334340A (en) * | 1980-01-25 | 1982-06-15 | Crown Zellerbach Corporation | System and method for dispersing filaments |
| US4537733A (en) * | 1983-10-31 | 1985-08-27 | E. I. Du Pont De Nemours And Company | Nonwoven fiber-sheet process |
| US4666395A (en) * | 1985-12-30 | 1987-05-19 | E. I. Dupont De Nemours And Company | Apparatus for making nonwoven sheet |
| WO1988002795A1 (fr) * | 1986-10-13 | 1988-04-21 | Asahi Kasei Kogyo Kabushiki Kaisha | Fibre de polyethylene haute densite reticulee, tissu non tisse fabrique avec cette fibre, et leur production |
-
1991
- 1991-05-10 DE DE69121912T patent/DE69121912T2/de not_active Expired - Fee Related
- 1991-05-10 ES ES91909529T patent/ES2090334T3/es not_active Expired - Lifetime
- 1991-05-10 EP EP91909529A patent/EP0584060B1/en not_active Expired - Lifetime
- 1991-05-10 WO PCT/US1991/003119 patent/WO1992020511A1/en not_active Ceased
- 1991-05-10 JP JP3509409A patent/JP2901756B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0584060B1 (en) | 1996-09-04 |
| JP2901756B2 (ja) | 1999-06-07 |
| JPH06507211A (ja) | 1994-08-11 |
| WO1992020511A1 (en) | 1992-11-26 |
| ES2090334T3 (es) | 1996-10-16 |
| DE69121912D1 (de) | 1996-10-10 |
| EP0584060A1 (en) | 1994-03-02 |
| EP0584060A4 (enExample) | 1994-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |