KR100944032B1 - 등방성의 섬유강화 열가소성 수지 시트와 그 제조 방법 및성형판 - Google Patents
등방성의 섬유강화 열가소성 수지 시트와 그 제조 방법 및성형판 Download PDFInfo
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- 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
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
- B29C70/502—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC] by first forming a mat composed of short fibres
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- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/28—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
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- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor characterised by the choice of material
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- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/44—Compression means for making articles of indefinite length
- B29C43/48—Endless belts
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- 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
- B29C70/12—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of short length, e.g. in the form of a mat
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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
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/042—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with carbon fibres
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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
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
- C08J5/241—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres
- C08J5/243—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres using carbon fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/12—Thermoplastic materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
- B29K2105/0854—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns in the form of a non-woven mat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
- B29K2105/14—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles oriented
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2307/00—Use of elements other than metals as reinforcement
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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
- 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
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- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
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- 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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
- Y10T428/24994—Fiber embedded in or on the surface of a polymeric matrix
- Y10T428/249948—Fiber is precoated
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- Manufacturing & Machinery (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
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- Textile Engineering (AREA)
- Reinforced Plastic Materials (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
Description
프리프레그의 특징 | 성형판의 기계적 물성 | |||||
길이 (mm) | 두께 (mm) | 섬유 체적함유율 (%) | 측정조건 | 휨 탄성률 GPa (CV치%) | 굴곡강도 MPa (CV치%) | |
실시예1 | 25 | 0.07~0.08 | 30 | 실온 | 24(4) | 457(6) |
80℃ | 21 | 291 | ||||
물성유지율 (%) | 85 | 64 | ||||
비교예1 | 25 | 0.26 | 50 | 실온 | 38 | 532 |
80℃ | 32 | 321 | ||||
물성유지율 (%) | 85 | 60 | ||||
30 | 실온 | 23 | 319 | |||
실시예2 | 40 | 0.07 | 30 | 실온 | 22(9) | 437(6) |
비교예2 | 10 | 0.07 | 30 | 실온 | 20(5) | 358(4) |
비교예3 | 50 | 0.07 | 30 | 실온 | 23(13) | 442(11) |
비교예4 | 25 | 0.07 | 15 | 실온 | 12 | 228 |
실시예3 | 25 | 0.07 | 45 | 실온 | 36 | 685 |
실시예4 | 25 | 0.10 | 30 | 실온 | 24 | 440 |
실시예5 | 25 | 0.05 | 30 | 실온 | 24 | 465 |
비교예5 | 25 | 0.15 | 30 | 실온 | 22 | 400 |
비교예6 | - | - | 30 | 실온 | 17 | 341 |
비교예7 | - | - | 30 | 실온 | 21 | 331 |
Claims (6)
- 섬유 체적 함유율(Vf)이 20~50%, 섬유축방향의 길이가 15~45 mm, 두께가 0. 13 mm 이하인, 열가소성 수지와 강화 섬유를 포함하는 촙 스트랜드 프리프레그가, 섬유 배향이 무작위가 되도록 적층되고, 이 적층물이 가열 및 가압되어 시트 형태로 성형된 등방성의 섬유강화 열가소성 수지 시트.
- 제1항에 있어서, 강화 섬유가 탄소섬유인 것을 특징으로 하는 등방성의 섬유강화 열가소성 수지 시트.
- 제1항의 섬유강화 열가소성 수지 시트가 1매 내지 복수매 적층되어 성형된 성형판으로서, 그 이론 적층수가 아래와 같은 식을 만족하는 성형판:이론 적층수=(성형판의 두께)/(하나의 프리프레그의 두께)≥10.
- 제3항에 있어서, JIS K 7017에 따라 측정한 굴곡강도와 휨 탄성률의 CV치가 10 이하인 것을 특징으로 하는 성형판.
- 섬유 체적 함유율(Vf)이 20~50%, 섬유축방향의 길이가 15~45 mm, 두께가 0. 13 mm 이하인, 열가소성 수지와 강화 섬유를 포함하는 촙 스트랜드 프리프레그를 섬유 배향이 무작위가 되도록 적층하고, 그 다음에 이 적층물을 가열 및 가압하는 것을 특징으로 하는 등방성의 섬유강화 열가소성 수지 시트의 제조 방법.
- 제5항에 있어서, 촙 스트랜드 프리프레그를, 섬유 배향이 무작위가 되도록 스틸 벨트 상에 적층하고, 그 다음에 이 적층물을 더블 벨트 프레스, 간헐 핫 프레스 또는 열롤(hot roll)을 이용해 150~400 ℃ 및 0. 1~10 MPa로 가열 및 가압 처리하는 것을 특징으로 하는 등방성의 섬유강화 열가소성 수지 시트의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2005237459 | 2005-08-18 | ||
JPJP-P-2005-00237459 | 2005-08-18 |
Publications (2)
Publication Number | Publication Date |
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KR20080033315A KR20080033315A (ko) | 2008-04-16 |
KR100944032B1 true KR100944032B1 (ko) | 2010-02-24 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020087002387A KR100944032B1 (ko) | 2005-08-18 | 2006-08-14 | 등방성의 섬유강화 열가소성 수지 시트와 그 제조 방법 및성형판 |
Country Status (6)
Country | Link |
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US (1) | US9545760B2 (ko) |
EP (1) | EP1927618A4 (ko) |
JP (1) | JP4789940B2 (ko) |
KR (1) | KR100944032B1 (ko) |
CN (1) | CN101243121B (ko) |
WO (1) | WO2007020910A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180079729A (ko) * | 2017-01-02 | 2018-07-11 | 주식회사 엑시아머티리얼스 | 준등방성 특성을 가지는 섬유 강화 플라스틱 성형품 및 이의 제조방법 |
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JPWO2007020910A1 (ja) | 2009-02-26 |
WO2007020910A1 (ja) | 2007-02-22 |
CN101243121A (zh) | 2008-08-13 |
EP1927618A1 (en) | 2008-06-04 |
CN101243121B (zh) | 2011-09-28 |
KR20080033315A (ko) | 2008-04-16 |
US9545760B2 (en) | 2017-01-17 |
JP4789940B2 (ja) | 2011-10-12 |
US20090104418A1 (en) | 2009-04-23 |
EP1927618A4 (en) | 2010-01-13 |
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