FR2466537A1 - Fibres de polyamide frisant spontanement - Google Patents
Fibres de polyamide frisant spontanement Download PDFInfo
- Publication number
- FR2466537A1 FR2466537A1 FR8015611A FR8015611A FR2466537A1 FR 2466537 A1 FR2466537 A1 FR 2466537A1 FR 8015611 A FR8015611 A FR 8015611A FR 8015611 A FR8015611 A FR 8015611A FR 2466537 A1 FR2466537 A1 FR 2466537A1
- Authority
- FR
- France
- Prior art keywords
- filaments
- fibers
- fiber
- crimp
- denier
- 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
- 239000000835 fiber Substances 0.000 title claims abstract description 228
- 239000004952 Polyamide Substances 0.000 title description 10
- 229920002647 polyamide Polymers 0.000 title description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 230000002269 spontaneous effect Effects 0.000 claims abstract description 30
- 238000009987 spinning Methods 0.000 claims abstract description 23
- 229920000642 polymer Polymers 0.000 claims abstract description 20
- 229920002302 Nylon 6,6 Polymers 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 238000009736 wetting Methods 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims description 60
- 230000008602 contraction Effects 0.000 claims description 47
- 230000008569 process Effects 0.000 claims description 36
- 238000010438 heat treatment Methods 0.000 claims description 25
- 238000002074 melt spinning Methods 0.000 claims description 7
- DJZKNOVUNYPPEE-UHFFFAOYSA-N tetradecane-1,4,11,14-tetracarboxamide Chemical compound NC(=O)CCCC(C(N)=O)CCCCCCC(C(N)=O)CCCC(N)=O DJZKNOVUNYPPEE-UHFFFAOYSA-N 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims description 3
- 239000003517 fume Substances 0.000 claims 1
- ALBYIUDWACNRRB-UHFFFAOYSA-N hexanamide Chemical compound CCCCCC(N)=O ALBYIUDWACNRRB-UHFFFAOYSA-N 0.000 claims 1
- 238000002788 crimping Methods 0.000 abstract description 25
- 238000011282 treatment Methods 0.000 abstract description 19
- 238000009835 boiling Methods 0.000 description 39
- 238000012360 testing method Methods 0.000 description 29
- 238000005259 measurement Methods 0.000 description 23
- 239000000047 product Substances 0.000 description 17
- 238000010791 quenching Methods 0.000 description 13
- 230000000171 quenching effect Effects 0.000 description 12
- 230000001143 conditioned effect Effects 0.000 description 10
- 238000004804 winding Methods 0.000 description 10
- 238000001125 extrusion Methods 0.000 description 9
- 238000001228 spectrum Methods 0.000 description 9
- 239000002390 adhesive tape Substances 0.000 description 8
- 239000012530 fluid Substances 0.000 description 8
- 229920002292 Nylon 6 Polymers 0.000 description 6
- 230000008961 swelling Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- -1 Polyhexamethylene Polymers 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 235000013305 food Nutrition 0.000 description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 4
- 230000003750 conditioning effect Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000004753 textile Substances 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 2
- GVNWZKBFMFUVNX-UHFFFAOYSA-N Adipamide Chemical compound NC(=O)CCCCC(N)=O GVNWZKBFMFUVNX-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 101100120909 Caenorhabditis briggsae gpd-3.2 gene Proteins 0.000 description 2
- 101100120910 Caenorhabditis elegans gpd-2 gene Proteins 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 206010037742 Rabies Diseases 0.000 description 2
- 238000009960 carding Methods 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 235000019253 formic acid Nutrition 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000000899 Gutta-Percha Substances 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010014 continuous dyeing Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229920006240 drawn fiber Polymers 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012527 feed solution Substances 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- JCCNYMKQOSZNPW-UHFFFAOYSA-N loratadine Chemical compound C1CN(C(=O)OCC)CCC1=C1C2=NC=CC=C2CCC2=CC(Cl)=CC=C21 JCCNYMKQOSZNPW-UHFFFAOYSA-N 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000007578 melt-quenching technique Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229940081330 tena Drugs 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000000930 thermomechanical effect Effects 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
- D01D5/22—Formation of filaments, threads, or the like with a crimped or curled structure; with a special structure to simulate wool
-
- 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
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/60—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyamides
-
- 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
-
- 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
- Y10T428/2922—Nonlinear [e.g., crimped, coiled, etc.]
-
- 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
- Y10T428/2922—Nonlinear [e.g., crimped, coiled, etc.]
- Y10T428/2925—Helical or coiled
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/057,973 US4301102A (en) | 1979-07-16 | 1979-07-16 | Self-crimping polyamide fibers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2466537A1 true FR2466537A1 (fr) | 1981-04-10 |
| FR2466537B1 FR2466537B1 (OSRAM) | 1984-08-10 |
Family
ID=22013849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8015611A Granted FR2466537A1 (fr) | 1979-07-16 | 1980-07-15 | Fibres de polyamide frisant spontanement |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4301102A (OSRAM) |
| JP (1) | JPS5615413A (OSRAM) |
| KR (1) | KR840000771B1 (OSRAM) |
| AR (1) | AR220283A1 (OSRAM) |
| BE (1) | BE884308A (OSRAM) |
| CA (1) | CA1150018A (OSRAM) |
| DE (1) | DE3026934A1 (OSRAM) |
| ES (1) | ES493403A0 (OSRAM) |
| FR (1) | FR2466537A1 (OSRAM) |
| GB (1) | GB2056362B (OSRAM) |
| IT (1) | IT1132196B (OSRAM) |
| NL (1) | NL8004073A (OSRAM) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4457883A (en) * | 1982-11-23 | 1984-07-03 | Monsanto Company | Nylon spin-texture process |
| US4760691A (en) * | 1983-04-25 | 1988-08-02 | Monsanto Company | Partially oriented nylon yarn and process |
| US4646514A (en) * | 1983-04-25 | 1987-03-03 | Monsanto Company | Partially oriented nylon yarn and process |
| US4583357A (en) * | 1983-11-21 | 1986-04-22 | Monsanto Company | Partially oriented nylon yarn and process |
| USRE33059E (en) * | 1983-11-21 | 1989-09-19 | Monsanto Company | Partially oriented nylon yarn and process |
| DE3534079C2 (de) * | 1984-09-27 | 1986-08-07 | Norddeutsche Faserwerke GmbH, 2350 Neumünster | Verfahren zum Herstellen von Glattgarn |
| IN166291B (OSRAM) * | 1984-09-27 | 1990-04-07 | Norddeutsche Faserwerke Gmbh | |
| JP2853859B2 (ja) * | 1988-10-14 | 1999-02-03 | 旭化成工業株式会社 | 未延伸ポリアミド捲縮糸 |
| US5324392A (en) * | 1989-04-18 | 1994-06-28 | Nippon Filcon Co., Ltd. | Extendable and heat shrinkable polyamide mono-filament for endless fabric and endless fabric |
| EP0455831B1 (en) * | 1989-11-30 | 1997-09-03 | Asahi Kasei Kogyo Kabushiki Kaisha | Crimped multifilament and production thereof |
| TW200534B (OSRAM) * | 1990-06-21 | 1993-02-21 | Du Pont | |
| DE59105057D1 (de) * | 1990-12-15 | 1995-05-04 | Barmag Barmer Maschf | Hydrauliksystem. |
| US5283025A (en) * | 1992-01-09 | 1994-02-01 | Showa Denko Kabushiki Kaisha | Process for producing multifilaments |
| US5259098A (en) * | 1992-03-12 | 1993-11-09 | E. I. Du Pont De Nemours And Company | Steam-drawing process for yarns |
| US5531951A (en) * | 1993-11-22 | 1996-07-02 | Wellman, Inc. | Method of forming staple fibers from self-texturing filaments |
| US5407625A (en) * | 1993-11-22 | 1995-04-18 | Wellman, Inc. | Method of forming self-texturing filaments and resulting self-texturing filaments |
| DE19517348C1 (de) * | 1995-05-11 | 1996-08-29 | Inventa Ag | Verfahren zur Herstellung von selbstkräuselnden Polymer-Bikomponenten-Fasern |
| TR200103605T2 (tr) * | 1999-06-18 | 2002-05-21 | E.I. Du Pont De Nemours And Company | Bulk halinde sürekli filman prosesiyle üretilen ştapel elyaf. |
| US6677038B1 (en) | 2002-08-30 | 2004-01-13 | Kimberly-Clark Worldwide, Inc. | 3-dimensional fiber and a web made therefrom |
| US6896843B2 (en) * | 2002-08-30 | 2005-05-24 | Kimberly-Clark Worldwide, Inc. | Method of making a web which is extensible in at least one direction |
| US6881375B2 (en) * | 2002-08-30 | 2005-04-19 | Kimberly-Clark Worldwide, Inc. | Method of forming a 3-dimensional fiber into a web |
| US7226880B2 (en) | 2002-12-31 | 2007-06-05 | Kimberly-Clark Worldwide, Inc. | Breathable, extensible films made with two-component single resins |
| US7220478B2 (en) | 2003-08-22 | 2007-05-22 | Kimberly-Clark Worldwide, Inc. | Microporous breathable elastic films, methods of making same, and limited use or disposable product applications |
| US7270723B2 (en) | 2003-11-07 | 2007-09-18 | Kimberly-Clark Worldwide, Inc. | Microporous breathable elastic film laminates, methods of making same, and limited use or disposable product applications |
| US7932196B2 (en) | 2003-08-22 | 2011-04-26 | Kimberly-Clark Worldwide, Inc. | Microporous stretch thinned film/nonwoven laminates and limited use or disposable product applications |
| RU2415205C1 (ru) * | 2006-12-27 | 2011-03-27 | Корея Минтинг Энд Секьюрити Принтинг Корп | Функциональное волокно для защиты от подделки |
| US7966743B2 (en) * | 2007-07-31 | 2011-06-28 | Eastman Kodak Company | Micro-structured drying for inkjet printers |
| KR101498915B1 (ko) * | 2008-01-23 | 2015-03-05 | 폴리아미드 하이 페르포르만스 게엠베하 | 강화 호스 |
| US20090197080A1 (en) * | 2008-01-31 | 2009-08-06 | Glew Charles A | Self-crimping fluoropolymer and perfluoropolymer filaments and fibers |
| BE1021905B1 (nl) * | 2014-07-18 | 2016-01-26 | Iropa Ag | Textureerinrichting |
| CN116905147A (zh) * | 2023-04-25 | 2023-10-20 | 东华大学 | 一种复合管状结构拉胀纱线的加工装置、方法及用途 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3118012A (en) * | 1959-05-01 | 1964-01-14 | Du Pont | Melt spinning process |
| US3271943A (en) * | 1963-12-30 | 1966-09-13 | Du Pont | Process for stabilizing bulked yarns and product thereof |
| FR2028558A1 (fr) * | 1969-01-17 | 1970-10-09 | Hoechst Ag | Procede de fabrication de fils crepes en polyamides |
| US3854177A (en) * | 1960-07-19 | 1974-12-17 | Du Pont | Process and apparatus for texturing yarn |
| US3975484A (en) * | 1974-02-26 | 1976-08-17 | Toray Industries, Inc. | Manufacture of crimped polyamide filaments yarn |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2875019A (en) * | 1956-01-17 | 1959-02-24 | Firestone Tire & Rubber Co | Method for producing crimped filaments |
| US2957747A (en) * | 1958-07-22 | 1960-10-25 | Du Pont | Process for producing crimpable polyamide filaments |
| US3213171A (en) * | 1959-05-01 | 1965-10-19 | Du Pont | Process of producing spontaneously crimpable filaments from asymmetrically quenched and drawn fiber-forming polymers |
| US3135646A (en) * | 1961-05-05 | 1964-06-02 | Du Pont | Helically crimped textile filaments |
| US3600271A (en) * | 1966-12-09 | 1971-08-17 | Toray Industries | Crimped thermoplastic filament having a two phase cross-section |
| GB1218066A (en) * | 1967-06-30 | 1971-01-06 | Toray Industries | Crimped synthetic filament having a branched cross-section and a method for manufacturing the same |
| US3953962A (en) * | 1968-04-15 | 1976-05-04 | E. I. Du Pont De Nemours & Company | Crimped thermoplastic synthetic filaments of asymmetric composition |
| JPS5631364B2 (OSRAM) * | 1971-11-25 | 1981-07-21 | ||
| US4038357A (en) * | 1972-06-28 | 1977-07-26 | Imperial Chemical Industries Inc. | Manufacture of synthetic filaments |
| US4202854A (en) | 1977-12-23 | 1980-05-13 | Monsanto Company | Polyamide spin-texture process |
| JPS6040522B2 (ja) * | 1978-02-21 | 1985-09-11 | 東洋紡績株式会社 | ３葉断面ポリアミド繊維の製造方法 |
-
1979
- 1979-07-16 US US06/057,973 patent/US4301102A/en not_active Expired - Lifetime
-
1980
- 1980-07-15 FR FR8015611A patent/FR2466537A1/fr active Granted
- 1980-07-15 GB GB8023084A patent/GB2056362B/en not_active Expired
- 1980-07-15 ES ES493403A patent/ES493403A0/es active Granted
- 1980-07-15 CA CA000356204A patent/CA1150018A/en not_active Expired
- 1980-07-15 IT IT23451/80A patent/IT1132196B/it active
- 1980-07-15 BE BE0/201401A patent/BE884308A/fr not_active IP Right Cessation
- 1980-07-15 NL NL8004073A patent/NL8004073A/nl not_active Application Discontinuation
- 1980-07-15 JP JP9579180A patent/JPS5615413A/ja active Pending
- 1980-07-16 DE DE19803026934 patent/DE3026934A1/de not_active Ceased
- 1980-07-16 AR AR281794A patent/AR220283A1/es active
- 1980-07-16 KR KR1019800002845A patent/KR840000771B1/ko not_active Expired
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3118012A (en) * | 1959-05-01 | 1964-01-14 | Du Pont | Melt spinning process |
| US3854177A (en) * | 1960-07-19 | 1974-12-17 | Du Pont | Process and apparatus for texturing yarn |
| US3271943A (en) * | 1963-12-30 | 1966-09-13 | Du Pont | Process for stabilizing bulked yarns and product thereof |
| FR2028558A1 (fr) * | 1969-01-17 | 1970-10-09 | Hoechst Ag | Procede de fabrication de fils crepes en polyamides |
| US3975484A (en) * | 1974-02-26 | 1976-08-17 | Toray Industries, Inc. | Manufacture of crimped polyamide filaments yarn |
Also Published As
| Publication number | Publication date |
|---|---|
| ES8106182A1 (es) | 1981-07-16 |
| DE3026934A1 (de) | 1981-02-12 |
| CA1150018A (en) | 1983-07-19 |
| FR2466537B1 (OSRAM) | 1984-08-10 |
| NL8004073A (nl) | 1981-01-20 |
| GB2056362B (en) | 1983-02-09 |
| GB2056362A (en) | 1981-03-18 |
| JPS5615413A (en) | 1981-02-14 |
| ES493403A0 (es) | 1981-07-16 |
| AR220283A1 (es) | 1980-10-15 |
| KR840000771B1 (ko) | 1984-06-08 |
| KR830003606A (ko) | 1983-06-21 |
| IT1132196B (it) | 1986-06-25 |
| US4301102A (en) | 1981-11-17 |
| BE884308A (fr) | 1981-01-15 |
| IT8023451A0 (it) | 1980-07-15 |
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