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KR830010224A - Fabrication process and new fiber of high strength, high modulus crystalline thermoplastics - Google Patents

Fabrication process and new fiber of high strength, high modulus crystalline thermoplastics Download PDF

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Publication number
KR830010224A
KR830010224A KR1019820001890A KR820001890A KR830010224A KR 830010224 A KR830010224 A KR 830010224A KR 1019820001890 A KR1019820001890 A KR 1019820001890A KR 820001890 A KR820001890 A KR 820001890A KR 830010224 A KR830010224 A KR 830010224A
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South Korea
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primary
solvent
fiber
average molecular
temperature
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KR1019820001890A
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Korean (ko)
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KR860000202B1 (en
Inventor
카베쉬 쉘던
시릴 프레보 세크 두산
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로이 에이취 멧신길
알라이드 코오포레이션
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Priority claimed from US06/359,019 external-priority patent/US4413110A/en
Application filed by 로이 에이취 멧신길, 알라이드 코오포레이션 filed Critical 로이 에이취 멧신길
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    • 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
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
    • D01F6/06—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins from polypropylene
    • 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
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

내용 없음No content

Description

고강도, 고계수(Highmodulus)의 결정성 열가소성 물질의 제조공정 및 신규섬유Fabrication process and new fiber of high strength, high modulus crystalline thermoplastics

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

제5도는 본 발명의 제1공정도이다. 제6도는 본 발명이 제2공정도이다. 제7도는 본 발명의 제3공정도이다.5 is a first process diagram of the present invention. 6 is a second process diagram of the present invention. 7 is a third process diagram of the present invention.

Claims (18)

다음 단계들을 포함하여 실질적으로 무한장의 고강도, 고계수의 열가소성물질을 제조하는 공정.A process for producing a substantially endless high strength, high modulus thermoplastic material comprising the following steps. a) 폴리에틸렌, 폴리프로필렌, 폴리옥시메틸렌, 폴리부텐-1, 폴리(비닐리덴 플루오라이드) 및 폴리(4-메틸펜텐-1)로 구성된 그룹으로부터 선택된 열가소성 결정성 중합체를 비휘발성 일차용매의 단위무게당 중합체의 무게에 해당하는 일차농도로 용해시켜 중합체 용액을 만든는 단계. 이때 열가소성 중합체는 중량평균 분자량이 골격원자수 약 7×104내지 71×10이고 일차 온도에서 일차용매에 대한 용해도가 최소한 상기한 일차농도 이상이어야 한다.a) unit weight of the non-volatile primary solvent, a thermoplastic crystalline polymer selected from the group consisting of polyethylene, polypropylene, polyoxymethylene, polybutene-1, poly (vinylidene fluoride) and poly (4-methylpentene-1) Dissolving to a primary concentration corresponding to the weight of the sugar polymer to make a polymer solution. In this case, the thermoplastic polymer has a weight average molecular weight of about 7 × 10 4 to 71 × 10 and a solubility in the primary solvent at a primary temperature of at least the above primary concentration. b) 상기 용액을 방사공을 통해서 압출시키는 단계 :b) extruding the solution through the spinneret: 이때 상기용액의 온도는 상기한 방사공의 상단부분의 흐름의 온도보다 낮아서는 안되며 방사공 상하단의 농도는 동일하여야 한다.At this time, the temperature of the solution should not be lower than the temperature of the flow of the upper portion of the spinneret and the concentration of the top and bottom of the spinneret should be the same. c) 압출된 용액을 고무상겔로 형성가능한 이차온도로 냉각시키는 공정및 일차 용매를 함유하는 무한장의 겔을 형성하는 단계 :c) a process of cooling the extruded solution to a secondary temperature capable of forming a rubbery gel and forming an endless gel containing the primary solvent: d) 휘발성 이차용매를 사용하여 일차용매를 함유하는 겔을 추출하는 단계 :d) extracting the gel containing the primary solvent using a volatile secondary solvent: e) 이차용매를 함유한 겔을 건조시켜 1,2차 용매가 함유되지 않은 무한장의 크세로겔을 형성하는 단계 : 및e) drying the gel containing the secondary solvent to form an infinitely long xerogel containing no primary or secondary solvent: and f) 적어도 하기한 것중 하나를 연신하는 단계 일차용매를 포함한 겔, 이차용매를 포함한 겔, 및 크세로겔 이때 총 연신률은f) stretching at least one of the following: gel comprising primary solvent, gel comprising secondary solvent, and xerogel wherein total elongation is 1) 폴리에틸렌의 경우는 강도가 최소 20g/d, 계수가 최소 600g/d :1) For polyethylene, the strength is at least 20 g / d and the modulus is at least 600 g / d: 2) 폴리프로필렌의 경우는 강도최소 10g/d, 계수 최소 180g/d를 얻을 수 있는 정도이며,2) In the case of polypropylene, strength is at least 10g / d and coefficient is at least 180g / d. 3) 폴리옥시메틸렌, 폴리부텐-1, 폴리(비닐리덴 플루오라이드)또는 폴리(4-메틸펜텐-1)이 경우에는 최소 10 : 1이상이다.3) polyoxymethylene, polybutene-1, poly (vinylidene fluoride) or poly (4-methylpentene-1) in this case at least 10: 1. 상기 방사공이 원형단면을 갖고, 일차 및 이차용매를 함유한 겔은 각각 겔섬유이며, 상기한 크세로겔은 크세로겔 섬유이고, 열가소성물질은 섬유인, 주장 1이 공정.Claim 1. The process of claim 1, wherein the spinneret has a circular cross section, and the gel containing the primary and secondary solvents is respectively gel fiber, wherein the xerogel is xerogel fiber and the thermoplastic material is fiber. 일차온도는 150-250℃, 이차온도는 -40 내지 40℃이고 일차온도에서 이차온도로의 냉각 속도는 최소한 분당 50℃이며 일차용매는 탄화수소인, 주장 1 또는 2이 공정.Claim 1 or 2, wherein the primary temperature is 150-250 ° C., the secondary temperature is -40-40 ° C. and the cooling rate from the primary temperature to the secondary temperature is at least 50 ° C. per minute and the primary solvent is a hydrocarbon. 일차용매가 상기 일차온도에서 20 kPa이하의 증기압을 갖으며, 이차용매는 비가연성이며 대기압하에서 비등점이 80℃이하인, 주장 1,2 또는 3의 공정.The process of Claims 1 or 2, wherein the primary solvent has a vapor pressure of 20 kPa or less at the primary temperature, the secondary solvent is non-combustible and has a boiling point of 80 ° C. or lower at atmospheric pressure. 이차용매의 비등점이 대기압에서 50℃ 이하인, 주장 1,2,3 또는 4의 공정.Process of Claims 1,2,3 or 4 whose boiling point of a secondary solvent is 50 degrees C or less at atmospheric pressure. 연산단계(f)가 최소 2단계 이상인, 주장 1,2,3,4 또는 5의 공정.The process of claim 1,2,3,4 or 5, wherein computation step (f) is at least two steps. 열가소성 결정성 중합체는 폴리에틸렌이고, 연신중 최소한 한 부분은 120-160℃에서 행하여지는, 주장 1,2,3,4,5,6 또는 7의 공정.The process of claim 1,2,3,4,5,6 or 7, wherein the thermoplastic crystalline polymer is polyethylene and at least one portion of the stretching is done at 120-160 ° C. 연신이 최소한 2단계 이상으로 행하여지되 최종연신이 135-150℃에서 행하여지는 주장 7의 공정.The process of Claim 7 wherein the stretching is carried out in at least two stages but the final stretching is carried out at 135-150 ° C. 중량평균분자량이 최소한 500,000, 강도는 최소 20g/d, 인장계수는 최소한 500g/d, 23℃에서 50일간 10% 파괴하중으로 측정시크리이프값이 5%이하, 기공도는 10%이하이고 융점은 147℃이상인 근본적으로 무한장인 폴리에틸렌 섬유,The weight average molecular weight is at least 500,000, the strength is at least 20g / d, the tensile modulus is at least 500g / d, the breakage value is less than 5%, the porosity is less than 10% and the melting point is less than 10%. Essentially infinitely long polyethylene fiber, which is above 147 ℃ 강도가 최소한 30g/d이고 계소는 최소 1000g/d인 주장 9의 폴리에틸렌 섬유.Polyethylene fiber of Claim 9 having a strength of at least 30 g / d and a minimum of 1000 g / d in situ. 계소가 최소 1600g/d 이상인 주장 9 또는 10의 폴리에틸렌 섬유.Polyethylene fiber of claim 9 or 10 having a minimum of 1600 g / d in situ. 계수가 최소 2000g/d 이상인 주장 11의 폴리에틸렌 섬유.Polyethylene fiber of Claim 11 with a modulus of at least 2000 g / d. 중량평균분자량이 2,000,000-8,000,000인 주장 9,10,11 또는 12이 폴리에틸렌 섬유.Polyethylene fiber of claim 9,10,11 or 12 having a weight average molecular weight of 2,000,000-8,000,000. 중량평균분자량이 최소 1,000,000이고 인장계수는 최소 1600g/d이며 융점이 최소 147℃, 파괴신장도가 5%이하인 무한장의 폴리에틸렌 섬유.Infinitely long polyethylene fiber with a weight average molecular weight of at least 1,000,000, a tensile modulus of at least 1600 g / d, a melting point of at least 147 ° C, and an elongation at break of not more than 5%. 중량평균 분자량이 최소 750,000, 강도는 최소 8g/d, 인장계소는 최소 160g/d이며 융점은 최소 168℃인 무한장의 폴리프로필렌 섬유.Infinite length polypropylene fiber with a weight average molecular weight of at least 750,000, strength of at least 8 g / d, tensile at least 160 g / d and melting point of at least 168 ° C. 인장계수가 최소 220g/d인 주장 15의 폴리프로필렌 섬유.Claim 15 polypropylene fiber with a tensile modulus of at least 220 g / d. 중량평균분자량이 2,000,000-8,000,000인 주장 15 또는 16의 폴리프로필렌 섬유.Claims 15 or 16 polypropylene fibers having a weight average molecular weight of 2,000,000-8,000,000. 중량평균 분자량이 최소 500,000인 고체폴리에틸페 또는 평균분자량이 최소 750,000인 고체 폴리프로필렌 4-20wt% : 및 고비등점 탄화수소와 혼합가능하며 비등점이 50℃이하인 팽창용매 80-96wt%로 구성된 근본적으로 무한장의 폴리올레핀 겔섬유.4-20 wt% of solid polyethylene having a weight average molecular weight of at least 500,000 or solid polypropylene having an average molecular weight of at least 750,000: and infinitely composed of 80-96 wt% of an expansion solvent capable of mixing with high boiling point hydrocarbons and having a boiling point of 50 ° C or lower. Enteric polyolefin gel fibers. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR8201890A 1981-04-30 1982-04-29 Manufacturing process and new fiber of crystalline thermoplastic molding with high strength and high tensile modulus KR860000202B1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US25926681A 1981-04-30 1981-04-30
US259,266 1981-04-30
US35902082A 1982-03-19 1982-03-19
US359,019 1982-03-19
US06/359,019 US4413110A (en) 1981-04-30 1982-03-19 High tenacity, high modulus polyethylene and polypropylene fibers and intermediates therefore
US359,020 1989-05-30
US259266 1994-06-10

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KR830010224A true KR830010224A (en) 1983-12-26
KR860000202B1 KR860000202B1 (en) 1986-03-03

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EP (1) EP0064167B1 (en)
JP (2) JPS585228A (en)
KR (1) KR860000202B1 (en)
AU (2) AU549453B2 (en)
CA (1) CA1174818A (en)
DE (1) DE3267521D1 (en)
ES (1) ES513190A0 (en)

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AU5024285A (en) 1986-06-12
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