KR970059207A - 열적으로 후성형될 수 있는 폴리락탐 매트릭스를 포함하는 복합재료의 제조방법 - Google Patents

열적으로 후성형될 수 있는 폴리락탐 매트릭스를 포함하는 복합재료의 제조방법 Download PDF

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KR970059207A
KR970059207A KR1019970002010A KR19970002010A KR970059207A KR 970059207 A KR970059207 A KR 970059207A KR 1019970002010 A KR1019970002010 A KR 1019970002010A KR 19970002010 A KR19970002010 A KR 19970002010A KR 970059207 A KR970059207 A KR 970059207A
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fibers
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슈미트 에두아르트
에더 로만
빌트 우스
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한스 울리히 엔징거
엠스-인벤타 아게
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow 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
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes
    • C08G69/18—Anionic polymerisation
    • 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
    • C08G69/18—Anionic polymerisation
    • C08G69/20—Anionic polymerisation characterised by the catalysts used
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • 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
    • C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Composite Materials (AREA)
  • Reinforced Plastic Materials (AREA)
  • Moulding By Coating Moulds (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyamides (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

본 발명은 활성화된 음이온성 중합반응에 의해 제조된 폴리락탐 매트릭스로 이루어진, 열적으로 후성형 될 수 있는 복합재료의 제조 방법에 관한 것이다.

Description

열적으로 후성형될 수 잇느 폴리락탐 매트릭스를 포함하는 복합재료의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (11)

  1. 음이온성 중합반응을 개시하기 위하여 저장시 안정하고 활성화제와 촉매 및 임의로 첨가제를 함유하는 액체계를 무수 락탐 융해물에 첨가하여 균질하게 혼합한 다음, 온도를 조절하여 중합하고 있는 락탐 융해물이 침투하여 보강섬유를 에워싼 후, 후성형 및/또는 후속 열처리에 의해 실시될 수 있는 중합반응 및 성형이 일어나는 것을 특징으로 하는 보강섬유 구조를 에워싸는 폴리락탐 매트릭스로 이루어진, 활성화된 음이온성 중합반응에 의한 열적으로 후성형될 수 있는 복합재료의 제조방법.
  2. 제1항에 있어서, 폴리락탐이 폴리카프로락탐, 폴리에난토락탐, 폴리라우린락탐 또는 이들의 혼합물인 것을 특징으로 하는 방법.
  3. 제1항 또는 제2항에 있어서, 보강섬유 구조가 보강섬유, 노근, 직포, 니트, 자수폼, 짜지 않는 천, 섬유 꾸러미와 조방사 등과 이들의 조합으로 이루어진 군에서 선택되는 것을 특징으로 하는 방법.
  4. 제1항 내지 제3항 중 어느 한 항에 있어서, 보강섬유가 유리 섬유, 미넬라 섬유, 아라미드 섬유 및 탄소 섬유로 이루어진 군에서 선택되는 것을 특징으로 하는 방법.
  5. 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 액체계는 필수적으로, a) 용매로서, 다음 a1 및 a2가 모두 이들의 치환체로부터 생성된 헤테로시클릭 고리를 선택적으로 포함하는 a1) 1이상의 N-치환된 카르복실산 아미드 화합물 및/또는 a2) 1이상의 N,N′-이치환된 우레아 화합물 30 내지 80중량부 b) 촉매로서, 1 이상의 알칼리 금속 또는 알칼리 토금속 락타메이트 5 내지 40중량부, c) 1이상의 음이온성 락탐 중합반응을 활성화하는 화합물 5내지 40중량부를 함유하고, 상기에서 a), b) 및 c)가 100중량부까지 첨가되고; 임의로, d) 중합반응에 영향을 미치지 않거나 선택적으로 영향을 미치는, 성분 a), b) 및 c)와 상용화될수 있는 공정 및/또는 특성에 따른 첨가제로 이루어지는 것을 특징으로 하는 방법.
  6. 제1항 내지 제5항 중 어느 한 항에 있어서, 중합반응의 공정이 액체계내의 활성화제/촉매 농도, 활성화제의 종류 및 온도에 의해 조절되는 것을 특징으로 하는 방법.
  7. 제1항 내지 제6항 중 어느 한 항에 있어서, 섬유 구조의 포화 후에 중합반응의 온도가 300℃를 넘지 않는 것을 특징으로 하는 방법.
  8. 제1항 내지 제7항 중 어느 한 항에 있어서, 프로필 성분, 플레이트 및 튜브 제조용 도구 또는 펠렛화 될 수 있는 치밀화된 프로필 가닥의 제조용 도구로 연속적으로 성형되는 것을 특징으로 하는 방법.
  9. 제1항 내지 제8항 중 어느 한 항에 있어서, 수지 전이 성형방법 또는 로토몰딩 방법에 의해 성형되는 것을 특징으로 하는 방법.
  10. 제1항 내지 제9항 중 어느 하나의 항에 있어서, 압력, 진공 및 열 효과에 의해 우성형이 일어나는 것을 특징으로 하는 방법.
  11. 제1항 내지 제10항 중 어느 하나의 방법에 따라 제조된 복합재료.
    ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970002010A 1996-01-25 1997-01-24 열적으로후성형될수있는폴리락탐매트릭스를포함하는복합재료의제조방법 KR100473165B1 (ko)

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DE19602638.5 1996-01-25
DE1996102638 DE19602638A1 (de) 1996-01-25 1996-01-25 Verfahren zur Herstellung von thermisch nachverformbaren Verbundwerkstoffen mit Polylactam-Matrix

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KR100473165B1 KR100473165B1 (ko) 2005-07-21

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US (1) US5895808A (ko)
EP (1) EP0791618B1 (ko)
JP (1) JP3673354B2 (ko)
KR (1) KR100473165B1 (ko)
CN (1) CN1112394C (ko)
BR (1) BR9700769A (ko)
DE (2) DE19602638A1 (ko)
IN (1) IN191153B (ko)
TW (1) TW400278B (ko)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19818046B4 (de) * 1998-04-22 2004-07-08 Johns Manville Europe Gmbh Schlichte und Verwendung der Schlichte
KR100480208B1 (ko) * 1999-03-26 2005-03-30 아토피나 락탐의 음이온성 중합 방법
DE19961818C2 (de) * 1999-12-21 2002-12-05 Ems Chemie Ag Flüssiginitiator zur beschleunigten Durchführung der anionischen Lactampolymerisation, Verfahren zu dessen Herstellung und Verwendung
FR2814466B1 (fr) * 2000-09-22 2003-01-10 Atofina Procede de polymerisation anionique de lactames
KR20040071235A (ko) * 2001-12-20 2004-08-11 이엠에스-케미에 아게 열가소성 매트릭스를 이용한 복합 재료의 제조 방법
US20070010611A1 (en) * 2002-12-27 2007-01-11 Norio Hirayama Method for producing fiber-reinforced thermoplastics plastic and fiber-reinforced thermoplastic prastic
KR101013858B1 (ko) * 2008-08-28 2011-02-14 주식회사 엑시아머티리얼스 하이브리드 프론트 엔드 모듈 캐리어용 열가소성 플라스틱 복합체 조성물 및 이의 제조 방법
TWI615369B (zh) * 2009-02-11 2018-02-21 片片堅俄亥俄州工業公司 纖維補強之聚合性複合物及其製造方法
CN102470559A (zh) 2009-07-08 2012-05-23 巴斯夫欧洲公司 由聚酰胺6以及由聚酰胺6与聚酰胺12制备的共聚酰胺生产纤维增强复合材料的方法
HUE033035T2 (hu) 2010-04-14 2017-11-28 Wingspeed Ag Eljárás módosított poliamid 6 elõállítására
EP2439068A1 (de) 2010-10-08 2012-04-11 Lanxess Deutschland GmbH Mehrschichtiges thermoplastisches Faser-Matrix-Halbzeug
CN102464800B (zh) * 2010-11-18 2013-12-11 合肥杰事杰新材料股份有限公司 一种纤维织物增强尼龙板材及其制备方法
CN103534082B (zh) 2011-03-03 2016-06-29 巴斯夫欧洲公司 制备含有聚酰胺基体的纤维增强的平型半成品的方法
US9085110B2 (en) 2011-03-03 2015-07-21 Basf Se Process for producing fiber-reinforced flat semifinished products with a polyamide matrix
US9190184B2 (en) 2011-04-12 2015-11-17 Ticona Llc Composite core for electrical transmission cables
CN103534763B (zh) 2011-04-12 2017-11-14 南方电线有限责任公司 具有复合芯的输电电缆
TW201303192A (zh) 2011-04-12 2013-01-16 Ticona Llc 用於水下應用之臍管
WO2012141689A1 (en) 2011-04-12 2012-10-18 Ticona Llc Impregnation section of die and method for impregnating fiber rovings
US9346222B2 (en) 2011-04-12 2016-05-24 Ticona Llc Die and method for impregnating fiber rovings
CA2831358C (en) 2011-04-12 2019-04-02 Ticona Llc Continuous fiber reinforced thermoplastic rods and pultrusion method for its manufacture
CA2775442C (en) 2011-04-29 2019-01-08 Ticona Llc Impregnation section with upstream surface and method for impregnating fiber rovings
PL2701886T3 (pl) 2011-04-29 2017-06-30 Ticona Llc Dysza z rozpraszającą strumień bramką przejściową oraz sposób impregnowania włókien niedoprzędów
CA2775445C (en) 2011-04-29 2019-04-09 Ticona Llc Die and method for impregnating fiber rovings
US10336016B2 (en) 2011-07-22 2019-07-02 Ticona Llc Extruder and method for producing high fiber density resin structures
KR101643827B1 (ko) * 2011-09-08 2016-07-28 라인 케미 라이나우 게엠베하 캐스트 폴리아미드를 제조하기 위한 신규 조성물
WO2013086259A1 (en) 2011-12-09 2013-06-13 Ticona Llc Die and method for impregnating fiber rovings
WO2013086267A1 (en) 2011-12-09 2013-06-13 Ticona Llc Impregnation section of die for impregnating fiber rovings
WO2013086269A1 (en) 2011-12-09 2013-06-13 Ticona Llc Impregnation section of die for impregnating fiber rovings
BR112014012309A2 (pt) 2011-12-09 2017-06-13 Ticona Llc fita de polímero reforçado com fibra assimétrica
US9283708B2 (en) 2011-12-09 2016-03-15 Ticona Llc Impregnation section for impregnating fiber rovings
US9410644B2 (en) 2012-06-15 2016-08-09 Ticona Llc Subsea pipe section with reinforcement layer
KR20150091388A (ko) 2012-12-04 2015-08-10 바스프 에스이 섬유 보강 복합 재료의 제조 방법
US9834885B2 (en) 2012-12-04 2017-12-05 Basf Se Process for the production of a fiber-reinforced composite material
US11548245B2 (en) 2013-11-22 2023-01-10 Johns Manville Fiber-containing prepregs and methods and systems of making
US9186852B2 (en) 2013-11-22 2015-11-17 Johns Manville Fiber-containing prepregs and methods and systems of making
CN103804681A (zh) * 2014-02-12 2014-05-21 扬州赛尔达尼龙制造有限公司 一种尼龙基梯度复合材料传动轮的制造方法
BR112017017573A2 (pt) 2015-02-23 2018-05-08 Basf Se ?método para a fabricação de componentes reforçados com fibras ou produtos semiacabados?
WO2016150716A1 (de) 2015-03-24 2016-09-29 Basf Se Verfahren zur herstellung eines thermoplastischen, faserverstärkten halbzeugs
PL3390038T3 (pl) * 2015-12-18 2021-09-06 Lanxess Deutschland Gmbh Wytwarzanie kompozytów włóknistych
AT15930U1 (de) * 2017-02-23 2018-09-15 Engel Austria Gmbh Verfahren zum Herstellen eines Verbundes
US10857744B2 (en) 2018-04-03 2020-12-08 Johns Manville System for producing a fully impregnated thermoplastic prepreg
US10717245B2 (en) 2018-04-03 2020-07-21 Johns Manville System for producing a fully impregnated thermoplastic prepreg
CN115651395B (zh) * 2022-10-26 2024-02-13 内蒙古蒙能环保科技有限公司 玻璃纤维增强复合材料、制备方法及太阳能电池背板

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL292546A (ko) * 1962-07-17
US3562221A (en) * 1967-01-19 1971-02-09 Basf Ag Accelerating anionic polymerization of lactams
US3575938A (en) * 1969-01-08 1971-04-20 Monsanto Co Anionic lactam catalyst system
DE2230732C3 (de) * 1972-06-23 1982-03-25 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyamiden durch die Polymerisation von Lactamen und Katalysatorlösungen hierfür
DE2801990A1 (de) * 1978-01-18 1979-07-19 Bosch Gmbh Robert Verfahren zur verminderung des schwundes von formteilen aus gusspolyamid
JPS5959427A (ja) * 1982-09-30 1984-04-05 Ube Ind Ltd 反応射出成形方法
US4582879A (en) * 1984-03-22 1986-04-15 Frisch Kurt C Reaction injection molding process and reaction injection molded products
US4694039A (en) * 1986-03-26 1987-09-15 Dsm Rim Nylon V.O.F. Stabilized lactam polymerization solutions
IT1213482B (it) * 1986-08-14 1989-12-20 Canalini Giovanni Processo perfezionato per la polimerizzazione anionica del caprolattame e sua copolimerizzazione con altri lattami.
IT1229220B (it) * 1989-03-31 1991-07-26 Montedipe Spa Processo per la produzione di articoli formati di grandi dimensioni, costituiti da poliammide modificata
DE4033414A1 (de) * 1990-10-20 1992-04-23 Bayer Ag Verdickte lactamschmelzen erhoehter viskositaet und ihre verwendung
JPH05170896A (ja) * 1991-12-20 1993-07-09 Unitika Ltd 変性ポリアミドの製造法
DE4328882A1 (de) * 1993-08-27 1995-03-02 Bayer Ag Verfahren zur Herstellung von gefülltem und/oder verstärktem Gußpolyamid

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IN191153B (ko) 2003-10-11
US5895808A (en) 1999-04-20
BR9700769A (pt) 1998-10-06
CN1112394C (zh) 2003-06-25
DE59705427D1 (de) 2002-01-03
EP0791618B1 (de) 2001-11-21
EP0791618A2 (de) 1997-08-27
JP3673354B2 (ja) 2005-07-20
KR100473165B1 (ko) 2005-07-21
CN1161987A (zh) 1997-10-15
EP0791618A3 (de) 1998-04-01
DE19602638A1 (de) 1997-08-07
TW400278B (en) 2000-08-01
JPH09208712A (ja) 1997-08-12

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