IL23751A - Process for spinning heat resistant fibers - Google Patents

Process for spinning heat resistant fibers

Info

Publication number
IL23751A
IL23751A IL23751A IL2375165A IL23751A IL 23751 A IL23751 A IL 23751A IL 23751 A IL23751 A IL 23751A IL 2375165 A IL2375165 A IL 2375165A IL 23751 A IL23751 A IL 23751A
Authority
IL
Israel
Prior art keywords
heat resistant
resistant fibers
spinning heat
spinning
fibers
Prior art date
Application number
IL23751A
Original Assignee
Monsanto Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Monsanto Co filed Critical Monsanto Co
Publication of IL23751A publication Critical patent/IL23751A/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
    • 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
    • D01F6/605—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyamides from aromatic polyamides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Artificial Filaments (AREA)
IL23751A 1964-06-19 1965-06-17 Process for spinning heat resistant fibers IL23751A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US376363A US3414645A (en) 1964-06-19 1964-06-19 Process for spinning wholly aromatic polyamide fibers

Publications (1)

Publication Number Publication Date
IL23751A true IL23751A (en) 1969-04-30

Family

ID=23484722

Family Applications (1)

Application Number Title Priority Date Filing Date
IL23751A IL23751A (en) 1964-06-19 1965-06-17 Process for spinning heat resistant fibers

Country Status (8)

Country Link
US (1) US3414645A (en)
BE (1) BE665638A (en)
CH (1) CH470443A (en)
DE (1) DE1494692A1 (en)
GB (1) GB1106190A (en)
IL (1) IL23751A (en)
LU (1) LU48834A1 (en)
NL (1) NL6507885A (en)

Families Citing this family (170)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3671542A (en) * 1966-06-13 1972-06-20 Du Pont Optically anisotropic aromatic polyamide dopes
USRE30352E (en) * 1966-06-13 1980-07-29 E. I. Du Pont De Nemours And Company Optically anisotropic aromatic polyamide dopes
US3886251A (en) * 1967-04-11 1975-05-27 Furukawa Electric Co Ltd Method for forming polyoxadiazole series resin solution into shaped articles
US3523151A (en) * 1967-11-07 1970-08-04 Celanese Corp Ultra-stable polymers of bbb type,articles such as fibers made therefrom,and high temperature process for forming such polymers and articles
JPS5012006B1 (en) * 1968-06-12 1975-05-08
US3541199A (en) * 1968-10-23 1970-11-17 Celanese Corp Process for improving the tensile properties of polybenzimidazole fiber or yarn
US3760054A (en) * 1969-09-08 1973-09-18 Du Pont Process for preparing porous aromatic polyamide fibers
US3619453A (en) * 1969-11-03 1971-11-09 Celanese Corp Wet spinning process for the production of polybenzimidazole filaments
US3888965A (en) * 1970-04-20 1975-06-10 Du Pont Method of increasing the initial modulus and reducing the orientation angle of undrawn poly (para-benzamide) fibers
GB1362793A (en) * 1970-10-22 1974-08-07 Ici Ltd Process for drawing synthetic filaments
IL39188A (en) * 1971-04-28 1976-02-29 Du Pont Poly(p-phenylene terephthalamide)fibers and their preparation
IL39187A (en) 1971-04-28 1976-02-29 Du Pont Polyamide fibers and films and their preparation
US3725523A (en) * 1971-08-03 1973-04-03 Du Pont Process for extracting and drawing a tow
US3869430A (en) * 1971-08-17 1975-03-04 Du Pont High modulus, high tenacity poly(p-phenylene terephthalamide) fiber
US3869429A (en) * 1971-08-17 1975-03-04 Du Pont High strength polyamide fibers and films
US4202962A (en) * 1971-11-26 1980-05-13 Monsanto Company Fibers of arylene oxadiazole/arylene N-alkylhydrazide copolymer
US4073837A (en) * 1972-05-18 1978-02-14 Teitin Limited Process for producing wholly aromatic polyamide fibers
NL153907B (en) * 1972-05-26 1977-07-15 Teijin Ltd PROCEDURE FOR PREPARING STABLE HOMOGENEOUS SOLUTIONS OF METAPHENYLENE ORTALAMIDE HOMO AND COPOLYMERS IN N-METHYLPYRROLIDONE.
US4115503A (en) * 1973-08-22 1978-09-19 Monsanto Company Novel process for the preparation of fiber of arylene oxadiazole/arylene N-alkylhydrazide copolymer
US4051300A (en) * 1973-09-03 1977-09-27 Gulf South Research Institute Hollow synthetic fibers
US3985934A (en) * 1974-07-26 1976-10-12 The Upjohn Company Polyimide fiber having a serrated surface and a process of producing same
US4035465A (en) * 1974-09-17 1977-07-12 Imperial Chemical Industries Limited Drawing polyoxadiazoles filaments
JPS5181862A (en) * 1975-01-16 1976-07-17 Mitsubishi Rayon Co
JPS5910894B2 (en) * 1975-11-04 1984-03-12 ユニチカ株式会社 Polyamide Hakumaku Knob Tree Textile Shitsuno
US4132757A (en) * 1977-12-27 1979-01-02 Monsanto Company Twist efficiency of oxadiazole/hydrazide yarn
JPS5569649A (en) * 1978-11-21 1980-05-26 Teijin Ltd Aromatic polyamide composition
US4263245A (en) * 1979-04-23 1981-04-21 Celanese Corporation Process for producing high-strength, ultralow denier polybenzimidazole (PBI) filaments
NL7904496A (en) * 1979-06-08 1980-12-10 Akzo Nv FIBER, WIRE BUNDLE AND ROPE OF POLY-P-PHENYLENE GRADE-LANGUAGE AMIDE.
NL172680C (en) * 1979-06-08 1983-10-03 Akzo Nv PROCESS FOR MANUFACTURING FIBERS FROM POLY-P-PHENYLENE DEPTHALAMIDE AND THE PRODUCTS PRODUCED SO.
US4378326A (en) * 1980-03-17 1983-03-29 E. I. Du Pont De Nemours And Company Casting films of polymers of meta-phenylene isophthalamide
US4346215A (en) * 1980-03-17 1982-08-24 E. I. Du Pont De Nemours And Company Film of aromatic polyamide and process therefor
DE3461487D1 (en) * 1983-02-28 1987-01-15 Asahi Chemical Ind Process and apparatus for preparation of polyparaphenylene terephthalamide fibers
US4856179A (en) * 1983-04-21 1989-08-15 Hoechst Celanese Corp. Method of making an electrical device made of partially pyrolyzed polymer
US4544484A (en) * 1983-06-24 1985-10-01 E. I. Du Pont De Nemours And Company Reverse osmosis membrane quenching
DE3475085D1 (en) * 1983-12-12 1988-12-15 Toray Industries Ultra-high-tenacity polyvinyl alcohol fiber and process for producing same
US4681605A (en) 1985-06-27 1987-07-21 A/G Technology Corporation Anisotropic membranes for gas separation
EP0218269B1 (en) * 1985-08-23 1989-04-12 Akzo N.V. Fibres and yarns from a blend of aromatic polyamides
CA1282923C (en) * 1985-12-11 1991-04-16 Hideo Matsui High strength polymetaphenylene isophthalamide fiber and process for producing the same
NL8601159A (en) * 1986-05-06 1987-12-01 Akzo Nv FIBERS AND YARNS FROM A MIXTURE OF AROMATIC POLYAMIDES.
AT395863B (en) * 1991-01-09 1993-03-25 Chemiefaser Lenzing Ag METHOD FOR PRODUCING A CELLULOSIC MOLDED BODY
US5965260A (en) * 1991-09-12 1999-10-12 Kansai Research Institute (Kri) Highly oriented polymer fiber and method for making the same
US5968432A (en) * 1991-09-12 1999-10-19 Kansai Research Institute (Kri) Process of making a fiber
US5234651A (en) * 1991-09-12 1993-08-10 Kigen Kawai Dry-jet wet spinning of fibers including two steps of stretching before complete coagulation
EP0567998A1 (en) * 1992-04-30 1993-11-03 Hoechst Aktiengesellschaft Process for the preparation of spinnable meta-aramides
EP0567987A1 (en) * 1992-04-30 1993-11-03 Hoechst Aktiengesellschaft Process for the production of meta-aramide fibers
CZ134893A3 (en) * 1992-07-08 1994-02-16 Hoechst Ag Aromatic copolyamides, process of their preparation and objects made therefrom
US5393477A (en) * 1993-10-01 1995-02-28 E. I. Du Pont De Nemours And Company Air gap spinning process for aramids
JP3785438B2 (en) * 1993-12-22 2006-06-14 スリーエム カンパニー Sheet-like material for solid-phase extraction and reaction
JP2600066B2 (en) * 1995-03-29 1997-04-16 財団法人工業技術研究院 Method for preparing soluble wholly aromatic polyamide fibers
NL1000276C2 (en) * 1995-05-02 1996-11-05 Akzo Nobel Nv Process for the production of fibers from poly (p-phenylene terephthalamide).
US5962627A (en) * 1996-03-04 1999-10-05 Akzo Nobel N.V. Optically anisotropic spinning solution comprising a mixture of P-aramid and aliphatic polyamide, and fibers to be made therefrom
US5667743A (en) * 1996-05-21 1997-09-16 E. I. Du Pont De Nemours And Company Wet spinning process for aramid polymer containing salts
US20050032449A1 (en) 2003-08-06 2005-02-10 Lovasic Susan L. Lightweight protective apparel
JP4769289B2 (en) * 2005-03-28 2011-09-07 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Method for subjecting polyphosphoric acid in molded articles to hydrolysis
JP4769295B2 (en) * 2005-03-28 2011-09-07 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Process for subjecting polyphosphoric acid in spun multifilament yarns to hydrolysis without fusion.
WO2006105228A1 (en) * 2005-03-28 2006-10-05 E. I. Du Pont De Nemours And Company High inherent viscosity polymers and fibers therefrom
US7906615B2 (en) 2005-03-28 2011-03-15 Magellan Systems International, Llc Process for hydrolyzing polyphosphoric acid in a spun yarn
JP4769292B2 (en) * 2005-03-28 2011-09-07 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Method for subjecting polyphosphoric acid in polyareneazole filaments to hydrolysis
KR101327706B1 (en) * 2005-03-28 2013-11-11 마젤란 시스템즈 인터내셔날, 엘엘시 Hot surface hydrolysis of polyphosphoric acid in spun yarns
US7776246B2 (en) * 2005-03-28 2010-08-17 E. I. Du Pont De Nemours And Company Process for the production of polyarenazole yarn
JP5302674B2 (en) * 2005-03-28 2013-10-02 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Method for producing polyareneazole with high intrinsic viscosity using metal powder
WO2006105232A1 (en) * 2005-03-28 2006-10-05 E.I. Du Pont De Nemours And Company Polyareneazole polymer fibers having pendant hydroxyl groups and cations
CN101238164B (en) 2005-03-28 2012-10-03 纳幕尔杜邦公司 Process for the production of polyarenazole polymer
US7851584B2 (en) * 2005-03-28 2010-12-14 E. I. Du Pont De Nemours And Company Process for preparing monomer complexes
CN101203639B (en) 2005-03-28 2011-04-13 纳幕尔杜邦公司 Process for removing cations from polyareneazole fibers
US7754846B2 (en) * 2005-03-28 2010-07-13 E. I. Du Pont De Nemours And Company Thermal processes for increasing polyareneazole inherent viscosities
US7683122B2 (en) * 2005-03-28 2010-03-23 E. I. Du Pont De Nemours And Company Processes for increasing polymer inherent viscosity
US7888457B2 (en) 2005-04-01 2011-02-15 E. I. Du Pont De Nemours And Company Process for removing phosphorous from a fiber or yarn
EP1899513B1 (en) * 2005-07-06 2011-12-21 Kolon Industries, Inc. Aromatic polyamide filament
US20070015896A1 (en) * 2005-07-13 2007-01-18 Kiu-Seung Lee Dihydroxy aramid polymers
RU2411313C2 (en) * 2006-07-26 2011-02-10 Тейдзин Текно Продактс Лимитед Aromatic polyamide fibre, method of making said fibre and protective clothing material
US7456120B2 (en) * 2006-09-13 2008-11-25 E. I. Du Pont De Nemours And Company Bag filter comprising meta-aramid and acrylic fiber
MX2009004568A (en) 2006-10-31 2009-09-24 Du Pont Process and apparatus for the production of yarn.
EP2094890B1 (en) 2006-11-21 2010-01-20 Teijin Aramid B.V. Method for obtaining high-tenacity aramid yarn
US7537830B2 (en) * 2007-08-22 2009-05-26 E.I. Du Pont De Nemours And Company Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone, low thermal shrinkage fibers, flame resistant fibers, and antistatic fibers and fabrics and garments made therefrom and methods for making same
US20090050860A1 (en) * 2007-08-22 2009-02-26 Vlodek Gabara Fibers comprising copolymers containing structures derived from a plurality of amine monomers including 4,4" diamino diphenyl sulfone and methods for making same
US7819936B2 (en) * 2007-08-22 2010-10-26 E.I. Du Pont De Nemours And Company Filter felts and bag filters comprising blends of fibers derived from diamino diphenyl sulfone and heat resistant fibers
US7955692B2 (en) * 2007-08-22 2011-06-07 E. I. Du Pont De Nemours And Company Protective garment comprising fibers comprising copolymers containing structures derived from a plurality of amine monomers including 4,4′ diamino diphenyl sulfone
US20090053961A1 (en) * 2007-08-22 2009-02-26 Vlodek Gabara Fibers comprising copolymers containing structures derived from 4,4' diamino diphenyl sulfone and a plurality of acid monomers and methods of making same
US7618707B2 (en) 2007-08-22 2009-11-17 E.I. Du Pont De Nemours And Company Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and modacrylic fibers and fabrics and garments made therefrom and methods for making same
US20090054617A1 (en) * 2007-08-22 2009-02-26 Vlodek Gabara Fibers comprising copolymers containing structure derived from a plurality of amine monomers including 3,3' diamino diphenyl sulfone and method for making same
US8133827B2 (en) * 2007-08-22 2012-03-13 E.I. Du Pont De Nemours And Company Fibers comprising copolymers containing structures derived from 4,4 diamino diphenyl sulfone and a plurality of acid monomers and methods of making same
US7700191B2 (en) * 2007-08-22 2010-04-20 E.I. Du Pont De Nemours And Company Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and high modulus fibers and fabrics and garments made therefrom and methods for making same
US7537831B2 (en) * 2007-08-22 2009-05-26 E.I. Du Pont De Nemours And Company Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and modacrylic fibers and fabrics and garments made therefrom and methods for making same
US7700190B2 (en) 2007-08-22 2010-04-20 E.I. Du Pont De Nemours And Company Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and textile fibers and fabrics and garments made therefrom and methods for making same
US8166743B2 (en) * 2007-08-22 2012-05-01 E.I. Du Pont De Nemours And Company Spun staple yarns made from blends of rigid-rod fibers and fibers derived from diamino diphenyl sulfone and fabrics and garments made therefrom and methods for making same
US7771636B2 (en) 2007-12-19 2010-08-10 E. I. Du Pont De Nemours And Company Single stage drawing for MPD-I yarn
US7998575B2 (en) * 2007-12-19 2011-08-16 E.I. Du Pont De Nemours And Company Low shrinkage, dyeable MPD-I yarn
US7780889B2 (en) * 2007-12-19 2010-08-24 E.I. Du Pont De Nemours And Company Multistage draw with relaxation step
US7771638B2 (en) 2007-12-19 2010-08-10 E. I. Du Pont De Nemours And Company Rapid plasticization of quenched yarns
US7771637B2 (en) 2007-12-19 2010-08-10 E. I. Du Pont De Nemours And Company High-speed meta-aramid fiber production
US7803247B2 (en) * 2007-12-21 2010-09-28 E.I. Du Pont De Nemours And Company Papers containing floc derived from diamino diphenyl sulfone
US8118975B2 (en) * 2007-12-21 2012-02-21 E. I. Du Pont De Nemours And Company Papers containing fibrids derived from diamino diphenyl sulfone
US8114251B2 (en) * 2007-12-21 2012-02-14 E.I. Du Pont De Nemours And Company Papers containing fibrids derived from diamino diphenyl sulfone
CN102015831B (en) * 2008-04-25 2012-09-19 帝人芳纶有限公司 Crosslinked aramid polymer
PL2218807T3 (en) 2009-02-17 2012-05-31 Teijin Aramid Bv Heat treatment for increasing compressive strentgh of PPTA filaments
US8114180B2 (en) * 2009-07-20 2012-02-14 E. I. Du Pont De Nemours And Company Bag filter comprising scrimless filter felt of meta-and-para-aramid staple fiber
US20110011044A1 (en) * 2009-07-20 2011-01-20 E.I. Du Pont De Nemours And Company Bag filter comprising filter felt of meta-aramid and para-aramid staple fiber
US20110147305A1 (en) 2009-12-17 2011-06-23 E.I. Du Pont De Nemours And Company Liquid-liquid extraction tower having center feed inlet and process
US20110206931A1 (en) 2010-02-24 2011-08-25 E.I. Du Pont De Nemours And Company Composite Material and Method for Making
US20120103498A1 (en) 2010-10-27 2012-05-03 E.I. Du Pont De Nemours And Company Tire containing a heat and flame resistant fibrous barrier layer and method for protecting a tire
EP2648823B1 (en) 2010-12-08 2015-01-21 E.I. Du Pont De Nemours And Company Improved media for hot gas filtration
US20120304603A1 (en) 2010-12-08 2012-12-06 E. I. Du Pont De Nemours And Company Low elongation structures for hot gas filtration
US20130217856A1 (en) 2010-12-16 2013-08-22 E.I.Dupont De Nemours And Company Sulfonated polyoxadiazole polymers
US20130210306A1 (en) 2010-12-16 2013-08-15 E I Du Pont De Nemours And Company Flame resistant spun staple yarns made from blends of fibers derived from sulfonated polyoxadiazole polymers
CN103261275A (en) 2010-12-16 2013-08-21 纳幕尔杜邦公司 Preparation of sulfonated polyoxadiazole polymers
JP5964321B2 (en) 2011-01-13 2016-08-03 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーＥ．Ｉ．Ｄｕ Ｐｏｎｔ Ｄｅ Ｎｅｍｏｕｒｓ Ａｎｄ Ｃｏｍｐａｎｙ Formation of copolymer fibers and drying of copolymer fibers
EP2663587B1 (en) 2011-01-13 2017-03-01 E. I. du Pont de Nemours and Company Neutralized copolymer crumb and processes for making same
JP5992444B2 (en) 2011-01-13 2016-09-14 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーＥ．Ｉ．Ｄｕ Ｐｏｎｔ Ｄｅ Ｎｅｍｏｕｒｓ Ａｎｄ Ｃｏｍｐａｎｙ Copolymer fibers and methods for making copolymer fibers
WO2012097254A1 (en) 2011-01-13 2012-07-19 E. I. Du Pont De Nemours And Company Production of and drying of copolymer fibers
WO2012097249A1 (en) 2011-01-13 2012-07-19 E. I. Du Pont De Nemours And Company Production of and drying of copolymer fibers
WO2012097266A1 (en) 2011-01-13 2012-07-19 E. I. Du Pont De Nemours And Company Copolymer fibers and processes for making same
KR101923749B1 (en) 2011-01-13 2018-11-29 이 아이 듀폰 디 네모아 앤드 캄파니 Copolymer fibers and yarns and processes for making same
WO2013019573A1 (en) 2011-07-29 2013-02-07 E. I. Du Pont De Nemours And Company Process for forming an aramid copolymer
CN103717643B (en) 2011-07-29 2016-03-30 纳幕尔杜邦公司 Form the method for aramid copolymers
BR112014000537A2 (en) 2011-07-29 2017-02-14 Du Pont process to form a polymer
WO2013019572A1 (en) 2011-07-29 2013-02-07 E. I. Du Pont De Nemours And Company Process for forming an aramid copolymer
CN103857728B (en) 2011-07-29 2016-03-16 纳幕尔杜邦公司 Form the method for aramid copolymers
US8716434B2 (en) 2011-07-29 2014-05-06 E I Du Pont De Nemours And Company Aramid copolymer
EP2736958B1 (en) 2011-07-29 2016-05-18 E. I. du Pont de Nemours and Company Process for forming an aramid copolymer
EP2736955B1 (en) 2011-07-29 2018-10-31 E. I. du Pont de Nemours and Company Process for preparing aramid copolymer
CN103764717B (en) 2011-07-29 2016-08-24 纳幕尔杜邦公司 The method forming aramid copolymers
WO2013028428A1 (en) 2011-08-23 2013-02-28 Cardiac Pacemakers, Inc. Systems and methods to detect vagus capture
RU2578294C2 (en) 2012-01-11 2016-03-27 Е.И.Дюпон Де Немур Энд Компани Ion-coupled halide containing fibre based on sulphur containing imidazole
BR112014016743B8 (en) 2012-01-11 2023-01-31 Dupont Safety & Construction Inc FIBER, YARN AND FABRIC
JP5946923B2 (en) 2012-01-11 2016-07-06 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーＥ．Ｉ．Ｄｕ Ｐｏｎｔ Ｄｅ Ｎｅｍｏｕｒｓ Ａｎｄ Ｃｏｍｐａｎｙ Method for removing sulfur from fibers using halogen salt ion exchange
US9080261B2 (en) 2012-01-11 2015-07-14 E I Du Pont De Nemours And Company Method for removing sulfur from fiber using monovalent salt ion exchange
EP2802693B1 (en) 2012-01-11 2021-11-03 DuPont Safety & Construction, Inc. Process for preparing aramid copolymer yarn using an acid wash
CN104040052B (en) 2012-01-11 2017-06-20 纳幕尔杜邦公司 The method for preparing the aramid copolymer yarn with low remaining sulphur
CN104040042B (en) 2012-01-11 2017-03-08 纳幕尔杜邦公司 Method for removing sulfur from fibers using aqueous acid
BR112014016741A8 (en) 2012-01-11 2017-07-04 Du Pont process to produce a yarn
KR101923762B1 (en) 2012-01-11 2018-11-29 이 아이 듀폰 디 네모아 앤드 캄파니 Aramid copolymer yarn having low residual sulfur
US9464380B2 (en) 2012-01-11 2016-10-11 E I Du Pont De Nemours And Company Method for removing sulfur from fiber using halide acid ion exchange
EP2802694B1 (en) 2012-01-11 2024-05-08 DuPont Safety & Construction, Inc. Method for removing sulfur from fiber using a weak base
EP2861648B1 (en) 2012-06-15 2016-07-27 E. I. du Pont de Nemours and Company Sulfonated polyoxadiazole polymers articles
US9150693B2 (en) 2012-06-15 2015-10-06 E I Du Pont De Nemours And Company Preparation of sulfonated naphthalene polyoxadiazoles polymers
WO2013188339A1 (en) 2012-06-15 2013-12-19 E. I. Du Pont De Nemours And Company Sulfonated naphthalene polyoxadiazole polymers
EP2861789B1 (en) 2012-06-15 2020-09-09 DuPont Safety & Construction, Inc. Flame resistant spun staple yarns made from blends of fibers derived from sulfonated naphthalene polyoxadiazole polymers
WO2014004954A1 (en) 2012-06-29 2014-01-03 Dow Global Technologies Llc Converting linear internal olefins to linear alpha olefins
US8921511B2 (en) 2012-07-27 2014-12-30 E I Du Pont De Nemours And Company Process for forming an aramid copolymer
CN104684965B (en) 2012-07-27 2017-05-10 纳幕尔杜邦公司 Process for forming aramid copolymers
US20140186576A1 (en) 2012-12-28 2014-07-03 E I Du Pont De Nemours And Company Insulating material containing nanocellulose
WO2015066160A1 (en) 2013-10-30 2015-05-07 E. I. Du Pont De Nemours And Company Sheets and fibrids comprising a mixture of poly(m-phenylene isophthalamide) and copolymer made from (6)-amino-2-(p-aminophenyl)benzimidazole
WO2015066140A1 (en) 2013-10-30 2015-05-07 E. I. Du Pont De Nemours And Company Fiber comprising a mixture of poly(m-phenylene isophthalamide) and copolymer made from (6)-amino-2-(p-aminophenyl)benzimidazole
US9790366B2 (en) 2013-10-30 2017-10-17 E I Du Pont De Nemours And Company Composite polymer solution of poly(M-phenylene isophthalamide) and copolymer made from 5(6)-amino-2-(P-aminophenyl)benzimidazole
US9193841B2 (en) 2013-10-30 2015-11-24 E I Du Pont De Nemours And Company Film comprising a mixture of poly (M-phenylene isophthalamide) and copolymer made from (6)-amino-2-(P-aminophenyl) benzimidazole
US9370970B2 (en) 2013-11-20 2016-06-21 E I Du Pont De Nemours And Company Tire containing noise reducing fibrous layers
WO2015149063A1 (en) 2014-03-28 2015-10-01 E. I. Du Pont De Nemours And Company Fiber-reinforced composite laminate and articles made therefrom
CN103980419B (en) * 2014-05-05 2016-07-13 东华大学 A kind of halogen-free phosphorus-free inflaming retarding polyacrylonitrile complex and preparation method thereof
US9844928B2 (en) 2014-06-16 2017-12-19 E I Du Pont De Nemours And Company High limiting oxygen index electrical insulation laminates
CN107710337B (en) 2015-06-12 2019-11-26 纳幕尔杜邦公司 Method for being wrapped around mica paper on electric conductor and suitable for the mica paper tape of this method
US10186353B2 (en) 2015-06-30 2019-01-22 E I Du Pont De Nemours And Company Corona-resistant resin-compatible laminates
US10954609B2 (en) 2015-07-29 2021-03-23 Dupont Safety & Construction, Inc. Yarn from polymers having different decomposition temperatures and process for forming same
CN106863969B (en) 2015-12-14 2018-10-12 杜邦公司 Thermoplastic composite lamilate and product prepared therefrom
US10336039B2 (en) 2016-05-04 2019-07-02 Ei Du Pont De Nemours And Company Resin-compatible laminate structures
CN106283222A (en) * 2016-10-10 2017-01-04 上海会博新材料科技有限公司 Dry-wet spinning is used to prepare the device of meta-aramid long filament
CN106283254A (en) * 2016-10-10 2017-01-04 上海会博新材料科技有限公司 Use the method that dry-wet spinning prepares meta-aramid long filament
US11618996B2 (en) 2016-10-27 2023-04-04 Dupont Safety & Construction, Inc. Fabric having a cut-resistant coating comprising para-aramid particles
RU2756466C2 (en) 2016-11-08 2021-09-30 Тейджин Арамид Б.В. Process for the production of fiber from polyesterketonketone
US11962025B2 (en) 2019-02-08 2024-04-16 Dupont Safety & Construction, Inc. Fire-retardant insulation suitable for battery cells
US11509016B2 (en) 2019-03-15 2022-11-22 Dupont Safety & Construction, Inc. Papers useful as thermal insulation and flame barriers for battery cells
KR20220119050A (en) * 2019-12-20 2022-08-26 데이진 아라미드 비.브이. Continuous recycling process
US11578461B2 (en) 2020-03-17 2023-02-14 Dupont Safety & Construction, Inc. Papers comprising aerogel powder and aramid polymer fibrils
IT202100018965A1 (en) 2021-07-19 2023-01-19 Coveme S P A Impregnating coating layer for insulating sheets
EP4381130B1 (en) 2021-08-03 2025-10-29 DuPont Safety & Construction, Inc. Low-shedding aramid paper containing mica
CN113774509B (en) * 2021-09-18 2022-09-13 株洲时代新材料科技股份有限公司 Method and device for preparing modified meta-aramid fiber through continuous polymerization-dry-wet spinning
KR20240142429A (en) 2022-01-27 2024-09-30 듀폰 세이프티 앤드 컨스트럭션, 인크. Flame-retardant garments and flame-retardant fabrics having yarns comprising polymer blends of meta-aramid and polyvinylpyrrolidone
CN117867684B (en) * 2023-12-29 2025-05-27 浙江大学 Coarse-diameter high-strength heterocyclic aramid fiber prepared by air heat treatment method
US20260049422A1 (en) 2024-06-24 2026-02-19 Dupont Safety & Construction, Inc. Papers Having High Average Specific Modulus and Ultimate Tensile Strength
WO2026082573A2 (en) 2024-10-14 2026-04-23 Teijin Aramid B.V. Process for the recycling of para-aramid waste

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE565269A (en) * 1957-03-27
US3079219A (en) * 1960-12-06 1963-02-26 Du Pont Process for wet spinning aromatic polyamides
US3080210A (en) * 1961-12-01 1963-03-05 Monsanto Chemicals Spinning of acrylonitrile polymers
US3210452A (en) * 1962-11-06 1965-10-05 Monsanto Co Dry spinning of polyethylene

Also Published As

Publication number Publication date
DE1494692A1 (en) 1969-10-30
LU48834A1 (en) 1965-08-26
CH470443A (en) 1969-03-31
NL6507885A (en) 1965-12-20
GB1106190A (en) 1968-03-13
US3414645A (en) 1968-12-03
BE665638A (en) 1965-12-20

Similar Documents

Publication Publication Date Title
IL24437A (en) Apparatus for false twisting yarn
IL26643A (en) Machine for continuous spindleless spinning of fibers
FR1457150A (en) Micro-fiber spinning process
IL23788A (en) Process for flame-proofing of cellulose-containing textile
IL26430A (en) Process for dyeing nitrogen-containing textile fibres
FR1518593A (en) Weaving process
IL24187A (en) 1-isopropylamino-2-hydroxy-3-(ortho-allyloxyphenoxy)-propane and process for its manufacture
FR1456268A (en) Tin alkylation process
FR1460349A (en) Process for preparing trimethyl-1,2,4-isopropyl-5-benzene
IL24441A (en) Mist spinning process for acrylonitrile
IL24836A (en) Process for wet spinning elastic fibers
IL23495A (en) Fiber forming polycarbonamides and process for their preparation
IL26815A (en) Process for durably securing fabrics containing keratinous fibers
CA776070A (en) Process for spinning heat resistant fibers
IL23250A (en) Spinning rings
FR1432967A (en) Process for preparing beta-polyamide spinning solutions
IE28370L (en) Knitting process
CA681291A (en) Fiber forming process
CA690387A (en) Textile fiber
CA685512A (en) Process for dyeing woollen yarn
IE28430L (en) Spinning heterofilaments
IE28087L (en) Yarn treating apparatus
IE27720L (en) Spinning pot
IE28318L (en) Yarn texturing
IE28317L (en) Yarn texturing