DE69030338D1 - Verfahren zur Herstelung von Fasern, Rovings und Matten aus flüssigkristallinen lyotropen Polymeren - Google Patents

Verfahren zur Herstelung von Fasern, Rovings und Matten aus flüssigkristallinen lyotropen Polymeren

Info

Publication number
DE69030338D1
DE69030338D1 DE69030338T DE69030338T DE69030338D1 DE 69030338 D1 DE69030338 D1 DE 69030338D1 DE 69030338 T DE69030338 T DE 69030338T DE 69030338 T DE69030338 T DE 69030338T DE 69030338 D1 DE69030338 D1 DE 69030338D1
Authority
DE
Germany
Prior art keywords
rovings
mats
fibers
production
liquid crystalline
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69030338T
Other languages
English (en)
Other versions
DE69030338T3 (de
DE69030338T2 (de
Inventor
Steven Robert Allen
Aziz Ahmed Mian
Sam Louis Samuels
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23176619&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69030338(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE69030338D1 publication Critical patent/DE69030338D1/de
Publication of DE69030338T2 publication Critical patent/DE69030338T2/de
Publication of DE69030338T3 publication Critical patent/DE69030338T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • D01D5/08—Melt spinning methods
    • D01D5/098—Melt spinning methods with simultaneous stretching
    • D01D5/0985—Melt spinning methods with simultaneous stretching by means of a flowing gas (e.g. melt-blowing)
    • 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
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
    • D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres

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)
  • Polyamides (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Liquid Crystal Substances (AREA)
DE69030338T 1989-02-01 1990-02-01 Verfahren zur Herstelung von Fasern, Rovings und Matten aus flüssigkristallinen lyotropen Polymeren Expired - Fee Related DE69030338T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/304,461 US4963298A (en) 1989-02-01 1989-02-01 Process for preparing fiber, rovings and mats from lyotropic liquid crystalline polymers
US304461 1989-02-01

Publications (3)

Publication Number Publication Date
DE69030338D1 true DE69030338D1 (de) 1997-05-07
DE69030338T2 DE69030338T2 (de) 1997-10-30
DE69030338T3 DE69030338T3 (de) 2004-02-12

Family

ID=23176619

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030338T Expired - Fee Related DE69030338T3 (de) 1989-02-01 1990-02-01 Verfahren zur Herstelung von Fasern, Rovings und Matten aus flüssigkristallinen lyotropen Polymeren

Country Status (6)

Country Link
US (1) US4963298A (de)
EP (1) EP0381206B2 (de)
JP (1) JP2897136B2 (de)
CA (1) CA2008421C (de)
DE (1) DE69030338T3 (de)
ES (1) ES2101679T5 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5296286A (en) * 1989-02-01 1994-03-22 E. I. Du Pont De Nemours And Company Process for preparing subdenier fibers, pulp-like short fibers, fibrids, rovings and mats from isotropic polymer solutions
WO1992001829A1 (en) * 1990-07-20 1992-02-06 E.I. Du Pont De Nemours And Company A process for preparing subdenier fibers, pulp-like short fibers, fibrids, rovings and mats from isotropic polymer solutions
US5366781A (en) * 1989-04-13 1994-11-22 E. I. Du Pont De Nemours And Company Oriented, shape articles of lyotropic/thermally-consolidatable polymer blends
US5279776A (en) * 1991-09-17 1994-01-18 E. I. Du Pont De Nemours And Company Method for making strong discrete fibers
US5196207A (en) * 1992-01-27 1993-03-23 Kimberly-Clark Corporation Meltblown die head
US5346747A (en) * 1992-12-24 1994-09-13 Granmont, Inc. Composite printed circuit board substrate and process for its manufacture
CA2160867A1 (en) * 1993-04-20 1994-10-27 Aziz Ahmed Mian Water-soluble fibers and nets as agricultural formulations
EP0668379A4 (de) * 1993-09-03 1997-05-02 Polymer Processing Res Inst Verfahren zur herstellung von filamenten und filamentbündel aus thermotropischen flüssigkristallpolymer.
US5429864A (en) * 1993-10-06 1995-07-04 E. I. Du Pont De Nemours And Company High efficiency filter fabric for hot gas filtration
US5585052A (en) * 1994-08-10 1996-12-17 The Dow Chemical Company Process for the preparation of polybenzazole staple fiber
EP0908541B1 (de) 1996-03-06 2005-06-01 Mitsubishi Rayon Co., Ltd. Auf fibrillen basierende fasern, methode zu deren herstellung, dabei verwendete spinndüse und damit hergestellte formkörper
ATE298016T1 (de) 1998-09-14 2005-07-15 Cerex Advanced Fabrics Inc Vliessstoffe
DE10023391A1 (de) * 2000-05-12 2001-03-15 Lurgi Zimmer Ag Verfahren und Vorrichtung zur zugspannungsfreien Förderung von Endlosformkörpern
EP1366221A4 (de) 2000-09-15 2006-01-18 First Quality Fibers Llc Verfahren zur herstellung von lichtwellenleiterfaser aus halbkristallinem polymer
EP1438452A1 (de) * 2001-08-17 2004-07-21 Cerex Advanced Fabrics, Inc. Vliesstoffe mit zwei oder mehr filamentprofilen
MY138441A (en) * 2003-12-09 2009-06-30 Teijin Aramid Bv Aramid fibrils
US7311050B2 (en) * 2005-04-19 2007-12-25 Kamterter Ii, L.L.C. Systems for the control and use of fluids and particles
TWI330209B (en) * 2005-12-28 2010-09-11 Taiwan Textile Res Inst A method and an apparatus for producing ultra thin fiber of chitosan non-wover clothes
WO2007122232A2 (en) * 2006-04-24 2007-11-01 Coloplast A/S Gelatin non-woven structures produced by a non-toxic dry solvent spinning process
US7665149B2 (en) * 2008-05-14 2010-02-23 E.I. Du Pont De Nemours And Company Ballistic resistant body armor articles
JP5482440B2 (ja) 2010-05-19 2014-05-07 トヨタ紡織株式会社 溶融紡糸方法及び溶融紡糸装置
JP2011241510A (ja) 2010-05-19 2011-12-01 Toyota Boshoku Corp 溶融紡糸方法及び溶融紡糸装置
CN103147138B (zh) * 2013-03-08 2015-11-04 厦门大学 一种借助双层气体加强聚焦功能的电纺直写喷印装置
JP6785242B2 (ja) 2014-12-22 2020-11-18 デュポン・インダストリアル・バイオサイエンシーズ・ユーエスエイ・エルエルシー ポリアルファ−１，３−グルカンを含有するポリマーブレンド
EP3253454B1 (de) 2015-02-06 2020-04-22 DuPont Industrial Biosciences USA, LLC Kolloidale poly alpha-1,3-glucane dispersion
WO2016196021A1 (en) 2015-06-01 2016-12-08 E I Du Pont De Nemours And Company Structured liquid compositions comprising colloidal dispersions of poly alpha-1,3-glucan
JP2018123434A (ja) * 2015-06-07 2018-08-09 株式会社大木工藝 繊維集合体製造方法
US11230812B2 (en) 2015-10-26 2022-01-25 Nutrition & Biosciences Usa 4, Inc Polysaccharide coatings for paper
RU2018119291A (ru) 2015-10-26 2019-11-29 Е.И.Дюпон Де Немур Энд Компани Композиция нерастворимого в воде альфа-(1,3→глюкана)
US10844324B2 (en) 2015-11-13 2020-11-24 Dupont Industrial Biosciences Usa, Llc Glucan fiber compositions for use in laundry care and fabric care
US10822574B2 (en) 2015-11-13 2020-11-03 Dupont Industrial Biosciences Usa, Llc Glucan fiber compositions for use in laundry care and fabric care
WO2017083226A1 (en) 2015-11-13 2017-05-18 E. I. Du Pont De Nemours And Company Glucan fiber compositions for use in laundry care and fabric care
CN108754639A (zh) * 2018-05-28 2018-11-06 泽塔纳米科技（苏州）有限公司 一种纳米纤维的制备方法
WO2022259753A1 (ja) * 2021-06-07 2022-12-15 株式会社村田製作所 液晶ポリマーウェブの製造方法
CN113789608A (zh) * 2021-09-27 2021-12-14 威海联桥新材料科技股份有限公司 一种海藻酸钙非织造布的制备方法及生产设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3342921A (en) * 1966-03-16 1967-09-19 West Virginia Pulp & Paper Co Process for producing fibrous filler having high wet end retention
US3849241A (en) * 1968-12-23 1974-11-19 Exxon Research Engineering Co Non-woven mats by melt blowing
US4025593A (en) * 1971-08-06 1977-05-24 Solvay & Cie Fabrication of discontinuous fibrils
BE787033A (de) * 1971-08-06 1973-02-01 Solvay
BE795724A (fr) * 1972-02-25 1973-08-21 Basf Ag Procede et dispositif de fabrication de fibres courtes en matieres synthetiques thermoplastiques
US3767756A (en) * 1972-06-30 1973-10-23 Du Pont Dry jet wet spinning process
US4210615A (en) * 1973-05-23 1980-07-01 Basf Aktiengesellschaft Manufacture of thermoplastics fibrids
US4192838A (en) * 1976-10-06 1980-03-11 Celanese Corporation Process for producing filter material
DE3480010D1 (en) * 1984-07-04 1989-11-09 Celanese Corp Non-woven articles comprised of thermotropic liquid crystal polymer fibers and method of production thereof

Also Published As

Publication number Publication date
US4963298A (en) 1990-10-16
EP0381206B2 (de) 2003-04-16
EP0381206A2 (de) 1990-08-08
EP0381206B1 (de) 1997-04-02
ES2101679T5 (es) 2003-11-01
ES2101679T3 (es) 1997-07-16
JPH02234909A (ja) 1990-09-18
EP0381206A3 (de) 1991-08-07
DE69030338T3 (de) 2004-02-12
CA2008421C (en) 2000-09-26
DE69030338T2 (de) 1997-10-30
JP2897136B2 (ja) 1999-05-31
CA2008421A1 (en) 1990-08-01

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee