CA2242470A1 - Fibers flash-spun from blends of polyolefin polymers - Google Patents
Fibers flash-spun from blends of polyolefin polymers Download PDFInfo
- Publication number
- CA2242470A1 CA2242470A1 CA002242470A CA2242470A CA2242470A1 CA 2242470 A1 CA2242470 A1 CA 2242470A1 CA 002242470 A CA002242470 A CA 002242470A CA 2242470 A CA2242470 A CA 2242470A CA 2242470 A1 CA2242470 A1 CA 2242470A1
- Authority
- CA
- Canada
- Prior art keywords
- solvent
- polyethylene
- polypropylene
- pressure
- flash
- 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.)
- Abandoned
Links
- 229920000642 polymer Polymers 0.000 title claims abstract description 47
- 239000000203 mixture Substances 0.000 title claims description 49
- 239000004751 flashspun nonwoven Substances 0.000 title claims description 27
- 239000000835 fiber Substances 0.000 title description 30
- 229920000098 polyolefin Polymers 0.000 title description 10
- -1 polyethylene Polymers 0.000 claims abstract description 108
- 239000002904 solvent Substances 0.000 claims abstract description 64
- 239000004698 Polyethylene Substances 0.000 claims abstract description 62
- 229920000573 polyethylene Polymers 0.000 claims abstract description 57
- 239000004743 Polypropylene Substances 0.000 claims abstract description 54
- 229920001155 polypropylene Polymers 0.000 claims abstract description 48
- 238000009987 spinning Methods 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000009835 boiling Methods 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 30
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims description 16
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 claims description 8
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 150000002430 hydrocarbons Chemical class 0.000 claims description 5
- 150000001298 alcohols Chemical class 0.000 claims description 3
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical group ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 claims description 2
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 claims description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 3
- 238000001179 sorption measurement Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 42
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 10
- 238000002844 melting Methods 0.000 description 10
- 230000008018 melting Effects 0.000 description 10
- 239000012071 phase Substances 0.000 description 10
- 239000000155 melt Substances 0.000 description 9
- 229910002092 carbon dioxide Inorganic materials 0.000 description 8
- 229920000728 polyester Polymers 0.000 description 8
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 7
- 239000006185 dispersion Substances 0.000 description 7
- 238000010561 standard procedure Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 6
- RIQRGMUSBYGDBL-UHFFFAOYSA-N 1,1,1,2,2,3,4,5,5,5-decafluoropentane Chemical compound FC(F)(F)C(F)C(F)C(F)(F)C(F)(F)F RIQRGMUSBYGDBL-UHFFFAOYSA-N 0.000 description 5
- 241001312297 Selar Species 0.000 description 5
- 229920003365 Selar® Polymers 0.000 description 5
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 description 5
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 229920001903 high density polyethylene Polymers 0.000 description 4
- 239000004700 high-density polyethylene Substances 0.000 description 4
- 229920002959 polymer blend Polymers 0.000 description 4
- 229920006051 Capron® Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 2
- JPOXNPPZZKNXOV-UHFFFAOYSA-N bromochloromethane Chemical compound ClCBr JPOXNPPZZKNXOV-UHFFFAOYSA-N 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 238000005191 phase separation Methods 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- OKIYQFLILPKULA-UHFFFAOYSA-N 1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane Chemical compound COC(F)(F)C(F)(F)C(F)(F)C(F)(F)F OKIYQFLILPKULA-UHFFFAOYSA-N 0.000 description 1
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- FRCHKSNAZZFGCA-UHFFFAOYSA-N 1,1-dichloro-1-fluoroethane Chemical compound CC(F)(Cl)Cl FRCHKSNAZZFGCA-UHFFFAOYSA-N 0.000 description 1
- PQMAKJUXOOVROI-UHFFFAOYSA-N 2,2,3,3,5,5,6,6-octafluoro-4-(trifluoromethyl)morpholine Chemical compound FC(F)(F)N1C(F)(F)C(F)(F)OC(F)(F)C1(F)F PQMAKJUXOOVROI-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical group C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 101000800807 Homo sapiens Tumor necrosis factor alpha-induced protein 8 Proteins 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 229920002367 Polyisobutene Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920001756 Polyvinyl chloride acetate Polymers 0.000 description 1
- 102100033649 Tumor necrosis factor alpha-induced protein 8 Human genes 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 206010061592 cardiac fibrillation Diseases 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 229920005622 compatible polymer blend Polymers 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000007786 electrostatic charging Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002600 fibrillogenic effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229960004692 perflenapent Drugs 0.000 description 1
- NJCBUSHGCBERSK-UHFFFAOYSA-N perfluoropentane Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F NJCBUSHGCBERSK-UHFFFAOYSA-N 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 238000012546 transfer 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
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/32—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising halogenated hydrocarbons as the major constituent
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/52—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of unsaturated carboxylic acids or unsaturated esters
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/90—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyamides
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Nonwoven Fabrics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Paper (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US973996P | 1996-01-11 | 1996-01-11 | |
| US60/009,739 | 1996-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2242470A1 true CA2242470A1 (en) | 1997-07-17 |
Family
ID=21739430
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002242470A Abandoned CA2242470A1 (en) | 1996-01-11 | 1997-01-09 | Fibers flash-spun from blends of polyolefin polymers |
| CA002242469A Abandoned CA2242469A1 (en) | 1996-01-11 | 1997-01-09 | Plexifilamentary strand of blended polymers |
| CA002242468A Abandoned CA2242468A1 (en) | 1996-01-11 | 1997-01-09 | Fibers flash-spun from partially fluorinated polymers |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002242469A Abandoned CA2242469A1 (en) | 1996-01-11 | 1997-01-09 | Plexifilamentary strand of blended polymers |
| CA002242468A Abandoned CA2242468A1 (en) | 1996-01-11 | 1997-01-09 | Fibers flash-spun from partially fluorinated polymers |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6004672A (OSRAM) |
| EP (3) | EP0876520B1 (OSRAM) |
| JP (3) | JP3953107B2 (OSRAM) |
| KR (3) | KR19990077168A (OSRAM) |
| CA (3) | CA2242470A1 (OSRAM) |
| DE (3) | DE69702115T2 (OSRAM) |
| ES (3) | ES2148928T3 (OSRAM) |
| WO (3) | WO1997025461A1 (OSRAM) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2759090B1 (fr) * | 1997-02-04 | 1999-03-05 | Atochem Elf Sa | Compositions de nettoyage ou de sechage a base de 1,1,1,2,3,4,4,5,5,5-decafluoropentane |
| US5985196A (en) * | 1998-01-20 | 1999-11-16 | E. I. Du Pont De Nemours And Company | Flash spinning process and flash spinning solution |
| US6153134A (en) | 1998-12-15 | 2000-11-28 | E. I. Du Pont De Nemours And Company | Flash spinning process |
| US7179413B1 (en) * | 1999-08-20 | 2007-02-20 | E. I. Du Pont De Nemours And Company | Flash-spinning process and solution |
| EP1222326B1 (en) * | 1999-10-18 | 2005-10-12 | E.I. Du Pont De Nemours And Company | Flash-spun sheet material |
| US6458304B1 (en) | 2000-03-22 | 2002-10-01 | E. I. Du Pont De Nemours And Company | Flash spinning process and solutions of polyester |
| GB0030182D0 (en) * | 2000-12-11 | 2001-01-24 | Univ Brunel | Material processing |
| US7435369B2 (en) | 2001-06-06 | 2008-10-14 | Bpb Plc | Method for targeted delivery of additives to varying layers in gypsum panels |
| US6524679B2 (en) | 2001-06-06 | 2003-02-25 | Bpb, Plc | Glass reinforced gypsum board |
| US20050029695A1 (en) * | 2002-09-25 | 2005-02-10 | Weinberg Mark Gary | Surface-modified plexifilamentary structures, and compositions therefor |
| WO2004090206A1 (en) | 2003-04-03 | 2004-10-21 | E.I. Dupont De Nemours And Company | Rotary process for forming uniform material |
| WO2005040257A1 (en) * | 2003-10-21 | 2005-05-06 | E.I. Dupont De Nemours And Company | Ethylene copolymer modified oriented polyester films, tapes, fibers and nonwoven textiles |
| WO2005098100A1 (en) * | 2004-04-01 | 2005-10-20 | E. I. Du Pont De Nemours And Company | Rotary process for forming uniform material |
| US20070202764A1 (en) * | 2005-04-01 | 2007-08-30 | Marin Robert A | Rotary process for forming uniform material |
| JP5589846B2 (ja) | 2008-10-16 | 2014-09-17 | 旭硝子株式会社 | 含フッ素共重合体組成物およびその製造方法 |
| WO2011002041A1 (ja) | 2009-07-01 | 2011-01-06 | 旭硝子株式会社 | 含フッ素共重合体組成物およびその製造方法 |
| WO2011129406A1 (ja) | 2010-04-16 | 2011-10-20 | 旭硝子株式会社 | 含フッ素共重合体組成物およびその製造方法 |
| US9388254B2 (en) | 2010-12-21 | 2016-07-12 | Dow Global Technologies Llc | Olefin-based polymers and dispersion polymerizations |
| US10920028B2 (en) * | 2014-06-18 | 2021-02-16 | Dupont Safety & Construction, Inc. | Plexifilamentary sheets |
| US11261543B2 (en) * | 2015-06-11 | 2022-03-01 | Dupont Safety & Construction, Inc. | Flash spinning process |
| JP6565394B2 (ja) * | 2015-07-06 | 2019-08-28 | 株式会社リコー | 樹脂組成物の製造方法及び成型品の製造方法 |
| WO2025006920A1 (en) | 2023-06-30 | 2025-01-02 | Dupont Safety & Construction, Inc. | Softened flash-spun sheet |
| WO2025006930A1 (en) | 2023-06-30 | 2025-01-02 | Dupont Safety & Construction, Inc. | Wind-tight flash-spun sheet |
| WO2025006924A1 (en) | 2023-06-30 | 2025-01-02 | Dupont Safety & Construction, Inc. | Breathable sheet with improved surface robustness |
| WO2025006952A1 (en) | 2023-06-30 | 2025-01-02 | Dupont Safety & Construction, Inc. | Soft, flash-spun sheet |
| WO2025006914A1 (en) | 2023-06-30 | 2025-01-02 | Dupont Safety & Construction, Inc. | Breathable tear resistant flash-spun sheet |
| WO2025006942A1 (en) | 2023-06-30 | 2025-01-02 | Dupont Safety & Construction, Inc. | High barrier breathable flash-spun sheet |
| KR102678520B1 (ko) * | 2023-08-01 | 2024-06-26 | 주식회사 티엠나인 | Etfe 필라멘트 및 이의 제조방법 |
| WO2025144676A1 (en) | 2023-12-27 | 2025-07-03 | Dupont Safety & Construction, Inc. | Flash spinning process and flash spinning fluid |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1106307A (fr) * | 1953-05-11 | 1955-12-16 | Thomson Houston Comp Francaise | Procédé de fabrication du chlorotrifluoroéthylène en fibres |
| NL271149A (OSRAM) * | 1960-11-08 | 1900-01-01 | ||
| US3227664A (en) * | 1961-12-07 | 1966-01-04 | Du Pont | Ultramicrocellular structures of crystalline organic polymer |
| US3081519A (en) * | 1962-01-31 | 1963-03-19 | Fibrillated strand | |
| NL300881A (OSRAM) * | 1962-11-23 | |||
| US3484899A (en) * | 1967-04-06 | 1969-12-23 | Du Pont | Spinneret pack for flash extrusion |
| US3851023A (en) * | 1972-11-02 | 1974-11-26 | Du Pont | Process for forming a web |
| IT995549B (it) * | 1973-10-02 | 1975-11-20 | Anic Spa | Procedimento per la produzione di strutture fibrose |
| US4127623A (en) * | 1974-08-03 | 1978-11-28 | Sumitomo Chemical Company, Limited | Process for producing polyolefin short fibers |
| DE3308626C2 (de) * | 1983-03-11 | 1986-02-20 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Herstellung von Fibriden aus thermoplastischen Kunststoffen |
| CA2029550C (en) * | 1989-11-22 | 2001-07-31 | Don Mayo Coates | Process for flash spinning polyolefins |
| US5147586A (en) * | 1991-02-22 | 1992-09-15 | E. I. Du Pont De Nemours And Company | Flash-spinning polymeric plexifilaments |
| US5328946A (en) * | 1991-08-29 | 1994-07-12 | E. I. Du Pont De Nemours And Company | Solvents for tetrafluoroethylene polymers |
| US5371810A (en) * | 1991-09-27 | 1994-12-06 | E. I. Du Pont De Nemours And Company | Method of determining the interior points of an object in a background |
| US5290846A (en) * | 1992-08-28 | 1994-03-01 | E. I. Du Pont De Nemours And Company | Solvents for fluorinated polymers |
| US5364929A (en) * | 1993-01-13 | 1994-11-15 | E. I. Du Pont De Nemours And Company | Dissolution of tetrafluoroethylene polymers at superautogenous pressure |
| JPH06257011A (ja) * | 1993-03-04 | 1994-09-13 | Unitika Ltd | ポリオレフイン系網状繊維 |
| DE69431745T2 (de) * | 1993-04-08 | 2003-09-04 | Unitika Ltd., Amagasaki | Faser mit netzwerkstruktur, daraus gebildeter vliesstoff und verfahren zur herstellung der faser und des vliesstoffes |
| US5786284A (en) * | 1993-04-08 | 1998-07-28 | Unitika, Ltd. | Filament having plexifilamentary structure, nonwoven fabric comprising said filament and their production |
| JPH08113890A (ja) * | 1994-10-12 | 1996-05-07 | Unitika Ltd | 制電性湿式不織布及びその製造方法 |
| JPH08113858A (ja) * | 1994-10-12 | 1996-05-07 | Unitika Ltd | 制電性網状構造繊維からなる不織布及びその製造方法 |
| JPH08113819A (ja) * | 1994-10-12 | 1996-05-07 | Unitika Ltd | 制電性網状構造繊維及びその製造方法 |
| JPH08113859A (ja) * | 1994-10-12 | 1996-05-07 | Unitika Ltd | 制電性網状構造繊維からなる不織布及びその製造方法 |
| US5816700A (en) * | 1995-10-26 | 1998-10-06 | E. I. Du Pont De Nemours And Company | Process and apparatus for mechanically mixing polymers and lower viscosity fluids |
-
1997
- 1997-01-09 KR KR1019980705306A patent/KR19990077168A/ko not_active Withdrawn
- 1997-01-09 JP JP52532797A patent/JP3953107B2/ja not_active Expired - Fee Related
- 1997-01-09 EP EP97905560A patent/EP0876520B1/en not_active Expired - Lifetime
- 1997-01-09 ES ES97902841T patent/ES2148928T3/es not_active Expired - Lifetime
- 1997-01-09 EP EP97901926A patent/EP0877834B1/en not_active Expired - Lifetime
- 1997-01-09 DE DE69702115T patent/DE69702115T2/de not_active Expired - Fee Related
- 1997-01-09 ES ES97905560T patent/ES2146982T3/es not_active Expired - Lifetime
- 1997-01-09 DE DE69701673T patent/DE69701673T2/de not_active Expired - Fee Related
- 1997-01-09 ES ES97901926T patent/ES2156355T3/es not_active Expired - Lifetime
- 1997-01-09 WO PCT/US1997/000161 patent/WO1997025461A1/en not_active Ceased
- 1997-01-09 EP EP97902841A patent/EP0877835B1/en not_active Expired - Lifetime
- 1997-01-09 KR KR1019980705305A patent/KR19990077167A/ko not_active Withdrawn
- 1997-01-09 CA CA002242470A patent/CA2242470A1/en not_active Abandoned
- 1997-01-09 CA CA002242469A patent/CA2242469A1/en not_active Abandoned
- 1997-01-09 DE DE69704343T patent/DE69704343T2/de not_active Expired - Lifetime
- 1997-01-09 WO PCT/US1997/000157 patent/WO1997025459A1/en not_active Ceased
- 1997-01-09 WO PCT/US1997/000160 patent/WO1997025460A1/en not_active Ceased
- 1997-01-09 CA CA002242468A patent/CA2242468A1/en not_active Abandoned
- 1997-01-09 JP JP52532897A patent/JP3839489B2/ja not_active Expired - Fee Related
- 1997-01-09 US US09/101,088 patent/US6004672A/en not_active Expired - Lifetime
- 1997-01-09 JP JP9525329A patent/JP2000503078A/ja not_active Ceased
- 1997-01-09 KR KR1019980705307A patent/KR19990077169A/ko not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| WO1997025460A1 (en) | 1997-07-17 |
| DE69701673D1 (de) | 2000-05-18 |
| KR19990077168A (ko) | 1999-10-25 |
| EP0877834A1 (en) | 1998-11-18 |
| JP3839489B2 (ja) | 2006-11-01 |
| DE69702115D1 (de) | 2000-06-29 |
| ES2148928T3 (es) | 2000-10-16 |
| EP0876520A1 (en) | 1998-11-11 |
| US6004672A (en) | 1999-12-21 |
| DE69701673T2 (de) | 2000-11-30 |
| EP0877835A1 (en) | 1998-11-18 |
| KR19990077169A (ko) | 1999-10-25 |
| JP2000503731A (ja) | 2000-03-28 |
| DE69704343T2 (de) | 2001-10-31 |
| WO1997025461A1 (en) | 1997-07-17 |
| KR19990077167A (ko) | 1999-10-25 |
| WO1997025459A1 (en) | 1997-07-17 |
| JP2000505154A (ja) | 2000-04-25 |
| EP0877835B1 (en) | 2000-05-24 |
| EP0877834B1 (en) | 2001-03-21 |
| ES2146982T3 (es) | 2000-08-16 |
| EP0876520B1 (en) | 2000-04-12 |
| JP3953107B2 (ja) | 2007-08-08 |
| DE69702115T2 (de) | 2001-02-01 |
| DE69704343D1 (de) | 2001-04-26 |
| JP2000503078A (ja) | 2000-03-14 |
| ES2156355T3 (es) | 2001-06-16 |
| CA2242468A1 (en) | 1997-07-17 |
| CA2242469A1 (en) | 1997-07-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |