DE104410T1 - Hochorientierte kurzfasern aus aromatischen polyamiden. - Google Patents

Hochorientierte kurzfasern aus aromatischen polyamiden.

Info

Publication number
DE104410T1
DE104410T1 DE198383108182T DE83108182T DE104410T1 DE 104410 T1 DE104410 T1 DE 104410T1 DE 198383108182 T DE198383108182 T DE 198383108182T DE 83108182 T DE83108182 T DE 83108182T DE 104410 T1 DE104410 T1 DE 104410T1
Authority
DE
Germany
Prior art keywords
pulp
percent
cross
fiber according
weight
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.)
Pending
Application number
DE198383108182T
Other languages
English (en)
Inventor
Tae Won Seongdong-Ku Seoul Son
Han Sik Seoul Yoon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Korea Advanced Institute of Science and Technology KAIST
Original Assignee
Korea Advanced Institute of Science and Technology KAIST
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19225474&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE104410(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Korea Advanced Institute of Science and Technology KAIST filed Critical Korea Advanced Institute of Science and Technology KAIST
Publication of DE104410T1 publication Critical patent/DE104410T1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes
    • 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
    • D01D5/26—Formation of staple fibres
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/32—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound
    • 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
    • D01D5/38—Formation of filaments, threads, or the like during polymerisation
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H13/26—Polyamides; Polyimides
    • 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
    • Y10T428/2904—Staple length 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
    • 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
    • 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
    • Y10T428/2976—Longitudinally varying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Artificial Filaments (AREA)
  • Polyamides (AREA)
  • Paper (AREA)

Claims (1)

  1. !European Patent Application 83 108 182.3 KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    PATENTANSPRÜCHE
    1. Pulpeartige Poly(p-phenylenterephthalamid)-Kurzfaser einer Eigenviskosität von mindestens 5,0, bestimmt bei einer Konzentration von 0,5 Gramm Polymerisat in 100 ml konzentrierter Schwefelsäure (97% H-SO^) bei 300C, eines Durchmessers von 2-12μπ\ und einer Länge von 1000-5000 pm, einer physikalischen Form unregelmäßiger Querschnitte und mit nadelspitzenartigen Enden ähnlich denjenigen natürlicher Holzpulpefasern, mit kristallinen Eigenschaften, z. B. einer Kristallinität von über 50%, eines Orientierungswinkels von weniger als 25° und einer scheinbaren Krystallitgröße von über 50Ä, ermittelt aus einem Röntgenstrahlenabtastbeugungsbild, und einem Querschnitt mit vier Auslöschungsstellen bei einer 360°-Drehung der Faserquerschnittsprobe, jedoch ohne Malteserkreuz unter gekreuzten Polarisatoren eines Polarisationsmikroskops, hergestellt ohne Spinnen durch mechanische Parallelausrichtung der Polymerisatketten des Poly(p-phenylenterephthalamids) während des Kettenwachstums in einem dafür geeigneten Polymerisationssystem in einem Speziallösungsmittelsystem.
    2. Pulpeartige Faser nach Anspruch 1, dadurch gekennzeichnet, daß das Lösungsmittelsystem aus einem Gemisch aus 3 bis 50 Gewichtsprozent Pyridin und 97 bis 50 Gewichtsprozent eines Amidlösungsmittels besteht, und daß darin 1 bis 5 Gewichtsprozent Lithiumchlorid oder Kalziumchlorid vorhanden ist (sind).
    13. Pulpeartige Faser nach Anspruch 2, dadurch gekennzeichnet, daß das Amidlösungsmittel aus Hexamethylphosphoramid, N-Methylpyrrolidon, Ν,Ν-Dimethylacetamid oder einem sonstigen N-Alkylamid besteht.
    5 4. Pulpeartige Faser nach Ansprüchen 1 oder 2, dadurch gekennzeichnet, daß die mechanische Parallelausrichtung bei eil folgt.
    bei einer Schergeschwindigkeit von mehr als 160 s~ er-
DE198383108182T 1982-08-30 1983-08-18 Hochorientierte kurzfasern aus aromatischen polyamiden. Pending DE104410T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR8203897A KR840000726B1 (ko) 1982-08-30 1982-08-30 방향족 폴리아미드로 된 단섬유의 제조방법

Publications (1)

Publication Number Publication Date
DE104410T1 true DE104410T1 (de) 1985-04-25

Family

ID=19225474

Family Applications (2)

Application Number Title Priority Date Filing Date
DE198383108182T Pending DE104410T1 (de) 1982-08-30 1983-08-18 Hochorientierte kurzfasern aus aromatischen polyamiden.
DE8383108182T Expired DE3367788D1 (en) 1982-08-30 1983-08-18 Highly oriented aromatic polyamide short fiber

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8383108182T Expired DE3367788D1 (en) 1982-08-30 1983-08-18 Highly oriented aromatic polyamide short fiber

Country Status (5)

Country Link
US (1) US4511623A (de)
EP (1) EP0104410B2 (de)
JP (1) JPS6056801B2 (de)
KR (1) KR840000726B1 (de)
DE (2) DE104410T1 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4752514A (en) * 1986-05-06 1988-06-21 E. I. Du Pont De Nemours And Company Cellular fiber with collapsed cells at bends
EP0246732B1 (de) * 1986-05-15 1992-05-13 Kolon Industries Inc. Verfahren zur Herstellung von Fasern oder Folien aus aromatischem Polyamid
US5104599A (en) * 1987-03-05 1992-04-14 Allied-Signal Inc. Method of forming short fibers composed of anisotropic polymers
JPH086276B2 (ja) * 1987-06-18 1996-01-24 三菱製紙株式会社 絶縁用プレスボ−ド
ES2032297T3 (es) * 1987-11-16 1993-02-01 Kolon Industries Inc. Procedimiento de preparacion de fibras y pelicula de poliamida aromatica.
US5565543A (en) * 1988-02-17 1996-10-15 Maxdem Incorporated Rigid-rod polymers
US5227457A (en) * 1988-02-17 1993-07-13 Maxdem Incorporated Rigid-rod polymers
US5654392A (en) * 1988-02-17 1997-08-05 Maxdem Incorporated Rigid-rod polymers
US5646231A (en) * 1988-02-17 1997-07-08 Maxdem, Incorporated Rigid-rod polymers
US5028372A (en) * 1988-06-30 1991-07-02 E. I. Du Pont De Nemours And Company Method for producing para-aramid pulp
US4959453A (en) * 1989-04-03 1990-09-25 E. I. Du Pont De Nemours And Company Process for the preparation of a poly(paraphenylene terephthalamide)fibrous gel composition and a process to produce poly(paraphenylene terephthalamide) paper from the composition
US5021123A (en) * 1989-04-03 1991-06-04 E. I. Du Pont De Nemours And Company Process for producing paper from a poly(paraphenylene terephthalamide) fibrous gel
AU634554B2 (en) * 1989-06-28 1993-02-25 Michelin Recherche Et Technique S.A. Aramid monofilament and method for obtaining same
US5302451A (en) * 1989-11-09 1994-04-12 E. I. Du Pont De Nemours And Company Fibers of sulfonated poly(p-phenylene terephthalmide)
US5009820A (en) * 1990-03-05 1991-04-23 E. I. Du Pont De Nemours And Company Process of making acicular para-aramide particles
US5171827A (en) * 1990-03-05 1992-12-15 E. I. Du Pont De Nemours And Company Particulate acicular para-aramide
US5106560A (en) * 1990-08-09 1992-04-21 E. I. Du Pont De Nemours And Company Producing para-aramid pulp by means of gravity-induced shear forces
US5582911A (en) * 1990-12-27 1996-12-10 Michelin Recherche Et. Technique, S.A. Aramid monofilament having a slightly structured skin--process for producing this monofilament
KR950014523B1 (ko) * 1991-04-29 1995-12-05 주식회사 코오롱 방향족 폴리아미드 펄프 및 그의 제조방법
JPH05163610A (ja) * 1991-12-18 1993-06-29 Teijin Ltd 芳香族ポリアミド偏平繊維
US6418556B1 (en) * 1993-09-09 2002-07-09 United Video Properties, Inc. Electronic television program guide schedule system and method
KR960011601B1 (en) * 1994-05-25 1996-08-24 Sunkyong Ind Ltd Poly(vinyl alcohol)short fiber and its preparative method
TW357180B (en) * 1994-07-19 1999-05-01 Sumitomo Chemical Co An epoxy resin composition and semiconductor device sealed with the above epoxy resin composition
US5532059A (en) * 1994-09-29 1996-07-02 E. I. Du Pont De Nemours And Company Poly(p-phenylene terephthalamide) pulp
KR100391974B1 (ko) * 1996-06-14 2003-11-28 주식회사 코오롱 방향족폴리아미드펄프,그의제조방법및그의제조용리파이너디스크
KR100391973B1 (ko) * 1996-06-14 2003-11-17 주식회사 코오롱 방향족폴리아미드펄프및그의연속적인제조방법
JP4669589B2 (ja) * 1996-09-24 2011-04-13 コーロン インダストリーズ インク パラ型全芳香族ポリアミドパルプ
JP2001049593A (ja) * 1999-07-22 2001-02-20 E I Du Pont De Nemours & Co 全芳香族合成繊維からなる繊維紙及びその製造方法及び積層板
EP1337703B1 (de) * 2000-11-20 2009-01-14 3M Innovative Properties Company Verfahren zur herstellung von fasern
PT1631707E (pt) * 2003-05-08 2011-12-26 Teijin Aramid Bv Solução polimérica não fibrosa de para-aramida com elevada viscosidade relativa
US8551378B2 (en) * 2009-03-24 2013-10-08 North Carolina State University Nanospinning of polymer fibers from sheared solutions
US9217210B2 (en) 2009-03-24 2015-12-22 North Carolina State University Process of making composite inorganic/polymer nanofibers
US9217211B2 (en) 2009-03-24 2015-12-22 North Carolina State University Method for fabricating nanofibers
CN102040733B (zh) * 2010-11-12 2012-07-18 常州大学 一种制备聚对苯二甲酰对苯二胺树脂的方法
WO2013056312A1 (en) * 2011-10-18 2013-04-25 Cytomatrix Pty Ltd Fibre-forming process and fibres produced by the process
CN111574708A (zh) * 2020-06-05 2020-08-25 华北理工大学 一种芳香族聚酰胺晶须的制备方法

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US3133138A (en) * 1958-12-19 1964-05-12 Du Pont Stretching and heat crystallization of poly(meta-phenylene isophthalamide) fibers
US3671542A (en) * 1966-06-13 1972-06-20 Du Pont Optically anisotropic aromatic polyamide dopes
US3891610A (en) * 1969-11-06 1975-06-24 Crown Zellerbach Corp Polyolefin fibers and process of formation during polymerization
US3869430A (en) * 1971-08-17 1975-03-04 Du Pont High modulus, high tenacity poly(p-phenylene terephthalamide) fiber
NL169760C (nl) * 1972-04-22 1982-08-16 Stamicarbon Werkwijze voor het bereiden van polymeervezels.
JPS52124050A (en) * 1976-04-12 1977-10-18 Teijin Ltd Aromatic polyamide solutions and their preparation
JPS52124099A (en) * 1976-04-12 1977-10-18 Teijin Ltd Production of aromatic polyamide with high degree of polymerization
JPS53294A (en) * 1976-06-23 1978-01-05 Teijin Ltd Preparation of aromatic polyamide with high degree of polymerization
JPS5311994A (en) * 1976-07-19 1978-02-02 Borisobuichi Sokorofu Refu Method of making ppphenylene terephthalamide polymer
US4162346A (en) * 1976-09-23 1979-07-24 Celanese Corporation High performance wholly aromatic polyamide fibers
JPS5914569B2 (ja) * 1976-11-01 1984-04-05 旭化成株式会社 パルプ状粒子の製造法
JPS601402B2 (ja) * 1976-12-22 1985-01-14 旭化成株式会社 パルプ粒子の製造法
JPS6015724B2 (ja) * 1977-07-29 1985-04-22 旭化成株式会社 芳香族ポリアミド繊維の製造方法
JPS5643418A (en) * 1979-09-10 1981-04-22 Teijin Ltd Preparation of pulp particle

Also Published As

Publication number Publication date
EP0104410B2 (de) 1993-06-23
JPS59144609A (ja) 1984-08-18
JPS6056801B2 (ja) 1985-12-12
KR840000726B1 (ko) 1984-05-24
US4511623A (en) 1985-04-16
EP0104410A2 (de) 1984-04-04
EP0104410A3 (en) 1985-03-13
DE3367788D1 (en) 1987-01-08
KR840001187A (ko) 1984-03-28
EP0104410B1 (de) 1986-11-20

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