KR900701527A - Nonlinear Aromatic Polyamide Fibers or Fiber Bundles and Their Preparation - Google Patents

Nonlinear Aromatic Polyamide Fibers or Fiber Bundles and Their Preparation

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Publication number
KR900701527A
KR900701527A KR1019900701630A KR900701630A KR900701527A KR 900701527 A KR900701527 A KR 900701527A KR 1019900701630 A KR1019900701630 A KR 1019900701630A KR 900701630 A KR900701630 A KR 900701630A KR 900701527 A KR900701527 A KR 900701527A
Authority
KR
South Korea
Prior art keywords
fiber
fibers
fibrous structure
less
measured
Prior art date
Application number
KR1019900701630A
Other languages
Korean (ko)
Inventor
쥬니어 프랜시스 피. 맥컬로우
버논 스넬그로우브 알.
씨. 고스워미 버베네쉬
엠. 홀 데이비드
Original Assignee
리챠드 지. 워터맨
더 다우 케미칼 캄파니
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.)
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Publication date
Application filed by 리챠드 지. 워터맨, 더 다우 케미칼 캄파니 filed Critical 리챠드 지. 워터맨
Publication of KR900701527A publication Critical patent/KR900701527A/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
    • D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/002—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by knitting, weaving or tufting, fixing and then unravelling
    • 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
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43835—Mixed fibres, e.g. at least two chemically different fibres or fibre blends
    • 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
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/4334—Polyamides
    • D04H1/4342—Aromatic polyamides
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4391—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres
    • D04H1/43918—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres nonlinear fibres, e.g. crimped or coiled 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)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Artificial Filaments (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Nonwoven Fabrics (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

The invention resides in a nonlinear aromatic polyamide fiber having a reversible deflection greater than 1.2:1 when measured at ambient temperatures, a variation of fiber diameter not more than 15 percent at the bends or crimps of the fiber, and a bending strain value of less than 50 percent, and the method of preparing said fiber.

Description

비선형 방향족 폴리아미드섬유 또는 섬유다발 및 이의 제법Nonlinear Aromatic Polyamide Fibers or Fiber Bundles and Their Preparation

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (23)

권축을 가지고 있으며 종횡비는 10:1 이상이고 굴곡변형을 하기 등식으로 측정할 때 50% 미만인 비선형 방향족 폴리아미드섬유:Nonlinear aromatic polyamide fibers having a crimp and an aspect ratio of at least 10: 1 and less than 50% of the deflection measured by the following equation: 상기식에서, S는 굴곡변형율이고: r은 섬유반경이며; R은 권축곡률반경이다.Wherein S is flexural strain: r is fiber radius; R is the crimp curvature radius. 제1항에 있어서, 가역편향비가 주위온도에서 측정할 때 1.2:1 이상인 섬유.The fiber of claim 1 wherein the reversible deflection ratio is at least 1.2: 1 as measured at ambient temperature. 제1항에 있어서, 비선형 섬유가 실질적으로 영구적으로 경화되고 가역편향비는 130°C에서 측정할 때 1.2:1 이상인 섬유.The fiber of claim 1 wherein the nonlinear fiber is substantially permanently cured and the reversible deflection ratio is at least 1.2: 1 as measured at 130 ° C. 3. 제1항 내지 제3항중의 어느 한 항에 있어서, 굴곡변형을 30% 미만인 섬유.The fiber according to any one of claims 1 to 3, wherein the bending strain is less than 30%. 제1항 내지 제4항중의 어느 한 항에 있어서, 인성이 약 18g/dn(데이너)이상인 섬유5. The fiber according to claim 1, wherein the fiber has a toughness of at least about 18 g / dn (dayner). 제1항 내지 제5항중의 어느 한 항에 있어서, 섬유권축에서 섬유직경편차가 15% 이하인 섬유.The fiber according to any one of claims 1 to 5, wherein the fiber diameter deviation in the fiber crimp is 15% or less. 제1항 내지 제6항중의 어느 한 한항에 있어서, 섬유가 실질적으로는 날카로운 V형 권축 및 피부릴이 없는 섬유.The fiber according to any one of claims 1 to 6, wherein the fiber is substantially free of sharp V-shaped crimps and skin reels. 제1항 내지 제7항중의 어느 한 한에 있어서, 섬유가 부분적으로 탄화된 섬유.The fiber according to any one of claims 1 to 7, wherein the fiber is partially carbonized. 권축을 가지고 있으며 굴곡변형을 하기 등식으로 측정할 때 50% 미만인 다수의 비선형 방향족 폴리아미드섬유로 된 섬유상 구조물:Fibrous structures of crimped and nonlinear aromatic polyamide fibers of less than 50% as measured by the following equation: 상기식에서,S는 골곡변형율이고:r은 섬유반경이며;r은 권추곡률반경이다.Wherein S is bone curvature, r is fiber radius and r is the radius of curvature. 제9항에 있어서, 가역편향비가 주위온도에서 측정할 때 1.2:1 이상인 섬유상 구조물.10. The fibrous structure of Claim 9, wherein the reversible deflection ratio is at least 1.2: 1 as measured at ambient temperature. 제9항에 있어서, 비선형 섬유가 실질적으로 영구적으로 경화되고 가역편향비는 130°C에서 측정할 때 1.2:1 이상인 섬유.10. The fiber of claim 9 wherein the nonlinear fiber is substantially permanently cured and the reversible deflection ratio is at least 1.2: 1 as measured at 130 ° C. 제9항 내지 제11항중의 어느 한 항에 있어서, 굴곡변형율이 30% 미만인 섬유상 구조물.The fibrous structure according to any of claims 9 to 11, wherein the flexural strain is less than 30%. 제9항 내지 제12항중의 어느 한 항에 있어서, 인성이 약 18g/dn 이상인 섬유상 구조물.The fibrous structure according to any of claims 9 to 12, wherein the fibrous structure has a toughness of at least about 18 g / dn. 제9항 내지 제13항중의 어느 한 항에 있어서, 섬유권축에서 섬유직경편차가 15% 이하인 섬유상 구조물.The fibrous structure according to any one of claims 9 to 13, wherein the fiber diameter deviation in the fiber crimp is 15% or less. 제9항 내지 제14항중의 어느 한 항에 있어서, 섬유가 실질적으로는 날카로운 V형 권축 및 피브릴이 없는 섬유상 구조물.The fibrous structure according to claim 9, wherein the fibers are substantially sharp and free of V-shaped crimps and fibrils. 제9항 내지 제15항중의 어는 한 한항에 있어서, 섬유가 부분적으로 탄화된 섬유상 구조물.The fibrous structure according to any one of claims 9 to 15, wherein the fiber is partially carbonized. 제9항 내지 제16항중의 어느 한 항에 있어서, 천연섬유, 합성섬유 및 비선형 탄소질 섬유중에서 선택된 기타 섬유와 비선형 폴리아미드섬유와의 블랜드를 함유하는 섬유상 구조물.The fibrous structure according to any one of claims 9 to 16, comprising a blend of nonlinear polyamide fibers with other fibers selected from natural fibers, synthetic fibers and nonlinear carbonaceous fibers. 제9항 내지 제17항중의 어느 한 항에 있어서, 다수의 폴리아미드섬유가 토우(tow) 또는 얀형태, 엉클어진 섬유로 된 보풀이 인 양모유사 매트형태, 부직된 배팅, 펠트 또는 웹형태, 또는 편물되거나 직조된 천 또는 직물형태인 섬유상 구조물.The method according to any one of claims 9 to 17, wherein the plurality of polyamide fibers are in the form of tows or yarns, fleecy wool-like mats of tangled fibers, nonwoven batting, felt or webs, Or a fibrous structure in the form of a knitted or woven cloth or fabric. 비선형 형태를 섬유로 제조하고; 이 섬유를 200°C이상의 온도에서 가열하여, 섬유의 가역편향비가 주위 온도에서 측정할 때 1.2:1 이상이 되도록 하고 섬유의 굴곡변형율은 50% 미만인 되도록 하는 단계를 포함함을 특징으로 하는 비선형 방향족 폴리아미드섬유 제법.Non-linear forms are made of fibers; Heating the fiber at a temperature above 200 ° C. such that the reversible deflection ratio of the fiber is at least 1.2: 1 as measured at ambient temperature and the bending strain of the fiber is less than 50%. Polyamide fiber manufacturing method. 제19항에 있어서, 섬유를 200 내지 550°C에서 가열하는 방법.The method of claim 19, wherein the fiber is heated at 200 to 550 ° C. 20. 제19항에 있어서, 섬유가 실질적으로는 비수성 대기중에서 영구적으로 열경화되고 날카로운 V형 권축 또는 피브릴이 없는 방법.20. The method of claim 19, wherein the fibers are permanently thermally cured in a substantially nonaqueous atmosphere and free of sharp V-shaped crimps or fibrils. 제19항 내지 제21항중의 어느 한 한에 있어서, 섬유를 장력이 부재하는 완화된 조건하에서 가열하는 방법.22. The method of any of claims 19-21, wherein the fiber is heated under relaxed conditions without tension. 제19항 내지 제22항중의 어느 한 항에 있어서, 섬유의 권축에서 섬유직경편차가 15% 이하인 방법.The method of claim 19, wherein the fiber diameter deviation in crimp of the fiber is 15% or less. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900701630A 1988-11-30 1989-11-30 Nonlinear Aromatic Polyamide Fibers or Fiber Bundles and Their Preparation KR900701527A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US27808188A 1988-11-30 1988-11-30
US27808488A 1988-11-30 1988-11-30
US278.081 1988-11-30
US278.084 1988-11-30
PCT/US1989/005414 WO1990006229A1 (en) 1988-11-30 1989-11-30 Nonlinear aromatic polyamide fiber or fiber assembly and method of preparation

Publications (1)

Publication Number Publication Date
KR900701527A true KR900701527A (en) 1990-12-03

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Application Number Title Priority Date Filing Date
KR1019900701630A KR900701527A (en) 1988-11-30 1989-11-30 Nonlinear Aromatic Polyamide Fibers or Fiber Bundles and Their Preparation

Country Status (12)

Country Link
EP (1) EP0428632B1 (en)
JP (1) JPH0670284B2 (en)
KR (1) KR900701527A (en)
AT (1) ATE124731T1 (en)
AU (1) AU624664B2 (en)
BR (1) BR8907206A (en)
DE (1) DE68923373T2 (en)
DK (1) DK181690A (en)
FI (1) FI903766A0 (en)
HU (1) HUT54563A (en)
RU (1) RU1838472C (en)
WO (1) WO1990006229A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4957794A (en) * 1990-01-02 1990-09-18 E. I. Dupont De Nemours And Company Aramid fluff
US5173240A (en) * 1991-04-26 1992-12-22 E. I. Du Pont De Nemours And Company Tension-free heat-treatment of aramid fiber and fibrids
US8932965B1 (en) 2008-07-30 2015-01-13 International Textile Group, Inc. Camouflage pattern with extended infrared reflectance separation
US10433593B1 (en) 2009-08-21 2019-10-08 Elevate Textiles, Inc. Flame resistant fabric and garment
US8793814B1 (en) 2010-02-09 2014-08-05 International Textile Group, Inc. Flame resistant fabric made from a fiber blend
US8209785B2 (en) 2010-02-09 2012-07-03 International Textile Group, Inc. Flame resistant fabric made from a fiber blend

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4120914A (en) * 1977-02-04 1978-10-17 E. I. Du Pont De Nemours And Company Aromatic polyamide fiber blend for protective clothing
US4752514A (en) * 1986-05-06 1988-06-21 E. I. Du Pont De Nemours And Company Cellular fiber with collapsed cells at bends
US4756941A (en) * 1987-01-16 1988-07-12 The Dow Chemical Company Method and materials for manufacture of anti-static carpet and backing
US4857404A (en) * 1988-08-24 1989-08-15 The Dow Chemical Company Fluorinated carbonaceous fibers

Also Published As

Publication number Publication date
DE68923373D1 (en) 1995-08-10
EP0428632B1 (en) 1995-07-05
DK181690D0 (en) 1990-07-30
WO1990006229A1 (en) 1990-06-14
BR8907206A (en) 1991-03-05
JPH0670284B2 (en) 1994-09-07
DK181690A (en) 1990-07-30
FI903766A0 (en) 1990-07-27
HUT54563A (en) 1991-03-28
ATE124731T1 (en) 1995-07-15
AU4662289A (en) 1990-06-26
JPH03503427A (en) 1991-08-01
DE68923373T2 (en) 1995-11-09
EP0428632A1 (en) 1991-05-29
AU624664B2 (en) 1992-06-18
EP0428632A4 (en) 1992-06-17
HU900534D0 (en) 1991-02-28
RU1838472C (en) 1993-08-30

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