TWI517966B - 用於液體樹脂灌注成型應用之改質樹脂系統及與其有關之加工方法 - Google Patents

用於液體樹脂灌注成型應用之改質樹脂系統及與其有關之加工方法 Download PDF

Info

Publication number
TWI517966B
TWI517966B TW099145371A TW99145371A TWI517966B TW I517966 B TWI517966 B TW I517966B TW 099145371 A TW099145371 A TW 099145371A TW 99145371 A TW99145371 A TW 99145371A TW I517966 B TWI517966 B TW I517966B
Authority
TW
Taiwan
Prior art keywords
resin
formulation
particles
thermoplastic material
core
Prior art date
Application number
TW099145371A
Other languages
English (en)
Chinese (zh)
Other versions
TW201136752A (en
Inventor
強納森 艾德華 米根
羅柏 布萊克波恩
Original Assignee
氰特科技股份有限公司
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
Application filed by 氰特科技股份有限公司 filed Critical 氰特科技股份有限公司
Publication of TW201136752A publication Critical patent/TW201136752A/zh
Application granted granted Critical
Publication of TWI517966B publication Critical patent/TWI517966B/zh

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • 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
    • B29C70/02—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising combinations of reinforcements, e.g. non-specified reinforcements, fibrous reinforcing inserts and fillers, e.g. particulate fillers, incorporated in matrix material, forming one or more layers and with or without non-reinforced or non-filled layers
    • B29C70/021—Combinations of fibrous reinforcement and non-fibrous material
    • B29C70/025—Combinations of fibrous reinforcement and non-fibrous material with particular filler
    • 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
    • B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
    • B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
    • 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
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
    • 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
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
    • B29C70/443—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding and impregnating by vacuum or injection
    • 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
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F279/00—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00
    • C08F279/02—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00 on to polymers of conjugated dienes
    • 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
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/20—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the epoxy compounds used
    • C08G59/32—Epoxy compounds containing three or more epoxy groups
    • C08G59/38—Epoxy compounds containing three or more epoxy groups together with di-epoxy compounds
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/17—Amines; Quaternary ammonium compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
    • C08L55/04—Polyadducts obtained by the diene synthesis
    • 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
    • B29K2063/00—Use of EP, i.e. epoxy resins or derivatives thereof, as moulding material
    • 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
    • B29K2105/16—Fillers
    • B29K2105/165—Hollow fillers, e.g. microballoons or expanded particles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/53—Core-shell polymer
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Composite Materials (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Reinforced Plastic Materials (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Inorganic Chemistry (AREA)
TW099145371A 2009-12-23 2010-12-22 用於液體樹脂灌注成型應用之改質樹脂系統及與其有關之加工方法 TWI517966B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0922599A GB0922599D0 (en) 2009-12-23 2009-12-23 Modified resin systems for liquid resin infusion applications, prepreg autoclave applications and hybrids thereof

Publications (2)

Publication Number Publication Date
TW201136752A TW201136752A (en) 2011-11-01
TWI517966B true TWI517966B (zh) 2016-01-21

Family

ID=41716940

Family Applications (1)

Application Number Title Priority Date Filing Date
TW099145371A TWI517966B (zh) 2009-12-23 2010-12-22 用於液體樹脂灌注成型應用之改質樹脂系統及與其有關之加工方法

Country Status (13)

Country Link
US (2) US20110151232A1 (https=)
EP (1) EP2516139B1 (https=)
JP (1) JP5808057B2 (https=)
KR (1) KR101703378B1 (https=)
CN (1) CN103025508B (https=)
AU (1) AU2010334587B2 (https=)
BR (1) BR112012014186B1 (https=)
CA (1) CA2785279C (https=)
ES (1) ES2576133T3 (https=)
GB (1) GB0922599D0 (https=)
MY (1) MY160836A (https=)
TW (1) TWI517966B (https=)
WO (1) WO2011077094A1 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2011326650B2 (en) * 2010-11-09 2015-04-30 Cytec Technology Corp. Compatible carrier for secondary toughening
US9879722B2 (en) * 2013-03-11 2018-01-30 Bell Helicopter Textron Inc. Low shear modulus transition shim for elastomeric bearing bonding in torsional applications
EP3233438B1 (en) 2014-12-18 2021-02-17 Cytec Industries Inc. Modified resin systems suitable for liquid resin infusion
JP7007259B2 (ja) * 2015-08-10 2022-02-10 サイテック インダストリーズ インコーポレイテッド 落雷保護および溶け落ち耐性を提供することができるプリプレグ材料
JP6839193B2 (ja) * 2015-12-16 2021-03-03 サイテック インダストリーズ インコーポレイテッド 繊維強化複合材を製造するための樹脂注入法
WO2017127644A1 (en) * 2016-01-20 2017-07-27 Zephyros, Inc. Thermoplastic epoxy materials with core shell phase
JP6354884B1 (ja) * 2017-03-13 2018-07-11 横浜ゴム株式会社 シアネートエステル樹脂組成物およびプリプレグ
CN107263887A (zh) * 2017-07-04 2017-10-20 西安飞机工业（集团）有限责任公司 一种真空辅助定位装置及定位方法
GB201717639D0 (en) * 2017-10-26 2017-12-13 Cytec Ind Inc Resin compositions and resin infusion process
CN109986813A (zh) * 2017-12-29 2019-07-09 北京金风科创风电设备有限公司 风力发电机组叶片内、外补强模具及其制备方法
EP3819331B1 (en) 2018-07-06 2023-12-06 Toray Industries, Inc. Epoxy resin composition for fiber-reinforced composite material, fiber-reinforced composite material, and production method therefor
EP4101878A4 (en) 2020-02-03 2024-02-28 Toray Industries, Inc. MOLDING MATERIAL AND FIBER REINFORCED COMPOSITE MATERIAL
BR112022016637A2 (pt) * 2020-02-21 2022-11-16 Huntsman Advanced Mat Americas Llc Composições de resina termofixa tenaz
EP4200136A4 (en) * 2020-08-17 2024-08-28 Huntsman Advanced Materials Americas LLC HEAT-CURING RESIN COMPOSITIONS
US11930565B1 (en) * 2021-02-05 2024-03-12 Mainstream Engineering Corporation Carbon nanotube heater composite tooling apparatus and method of use
WO2022176773A1 (ja) 2021-02-18 2022-08-25 東レ株式会社 繊維強化複合材料用エポキシ樹脂組成物、繊維強化複合材料、および繊維強化複合材料の製造方法
WO2023176934A1 (ja) 2022-03-17 2023-09-21 東レ株式会社 エポキシ樹脂組成物、繊維強化複合材料およびその製造方法
JPWO2023176935A1 (https=) 2022-03-17 2023-09-21
CN117362928A (zh) * 2023-10-20 2024-01-09 华东理工大学华昌聚合物有限公司 一种单组份液体成型环氧树脂组合物及其制备方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3035310A (en) * 1956-01-23 1962-05-22 Republic Aviat Corp Method of making reinforced synthetic resin forming tool
US4656208A (en) * 1985-02-19 1987-04-07 Hercules Incorporated Thermosetting epoxy resin compositions and thermosets therefrom
JPS62501299A (ja) * 1985-06-26 1987-05-21 ザ　ダウ　ケミカル　カンパニ− ゴム改質エポキシ化合物
EP0441047B1 (en) * 1990-01-19 1996-06-05 Minnesota Mining And Manufacturing Company Thermosettable composition
US5266610A (en) * 1991-03-11 1993-11-30 Ici Composites Inc. Toughened cocontinuous resin system
DE69232851T2 (de) * 1991-07-30 2003-09-04 Cytec Technology Corp., West Paterson Gehärtete, faserverstärkte härtbare Harzmatrixprepregs und Verbundstoffe daraus
GB9616455D0 (en) * 1996-08-05 1996-09-25 Short Brothers Plc Apparatus and method for forming a fibre reinforced resin composite component
FR2753978B1 (fr) * 1996-09-30 1999-05-14 Inst Francais Du Petrole Composition thermodurcissable, ses utilisations et preforme souple depliable comprenant cette composition
CN1103350C (zh) * 1999-06-11 2003-03-19 中国科学院化学研究所 一种环氧树脂复合物及其制备方法
US6537470B1 (en) * 2000-09-01 2003-03-25 Honeywell International Inc. Rapid densification of porous bodies (preforms) with high viscosity resins or pitches using a resin transfer molding process
GB2401081B (en) * 2000-10-03 2005-06-01 Structural Polymer Systems Ltd Moulding material
JP3874108B2 (ja) * 2002-08-13 2007-01-31 信越化学工業株式会社 エポキシ樹脂組成物
EP1899148A4 (en) * 2005-07-05 2011-06-08 Quickstep Technologies Pty Ltd FLUID DENSITY AND PRINTING METHOD FOR PRODUCING COMPOSITE COMPONENTS
KR101303246B1 (ko) * 2005-08-24 2013-09-06 헨켈 아일랜드 리미티드 개선된 내충격성을 갖는 에폭시 조성물
JP4983228B2 (ja) * 2005-11-29 2012-07-25 味の素株式会社 多層プリント配線板の絶縁層用樹脂組成物
GB0619401D0 (en) * 2006-10-02 2006-11-08 Hexcel Composites Ltd Composite materials with improved performance
MY145926A (en) * 2007-04-17 2012-05-31 Hexcel Corp Composite material with blend of thermoplastic particles
KR101519951B1 (ko) * 2007-04-17 2015-05-13 헥셀 코포레이션 개선된 성능을 갖는 사전-함침된 복합 재료
GB0717507D0 (en) 2007-09-07 2007-10-17 Cytec Tech Corp Composite materials and their use
GB2460050A (en) * 2008-05-14 2009-11-18 Hexcel Composites Ltd Epoxy composite
GB2464085A (en) * 2008-06-07 2010-04-07 Hexcel Composites Ltd Improved Conductivity of Resin Materials and Composite Materials
CA2772333C (en) * 2009-08-31 2017-01-17 Cytec Technology Corp. High performance adhesive compositions

Also Published As

Publication number Publication date
US20110151232A1 (en) 2011-06-23
BR112012014186B1 (pt) 2019-10-08
US20170326819A1 (en) 2017-11-16
WO2011077094A9 (en) 2012-12-13
TW201136752A (en) 2011-11-01
ES2576133T3 (es) 2016-07-05
AU2010334587A1 (en) 2012-06-07
EP2516139B1 (en) 2016-03-16
KR20120108002A (ko) 2012-10-04
CA2785279A1 (en) 2011-06-30
JP5808057B2 (ja) 2015-11-10
CA2785279C (en) 2017-09-05
AU2010334587B2 (en) 2014-10-09
BR112012014186A2 (pt) 2016-05-31
MY160836A (en) 2017-03-31
EP2516139A1 (en) 2012-10-31
CN103025508B (zh) 2015-11-25
GB0922599D0 (en) 2010-02-10
WO2011077094A1 (en) 2011-06-30
US10836118B2 (en) 2020-11-17
KR101703378B1 (ko) 2017-02-06
CN103025508A (zh) 2013-04-03
JP2013515806A (ja) 2013-05-09

Similar Documents

Publication Publication Date Title
TWI517966B (zh) 用於液體樹脂灌注成型應用之改質樹脂系統及與其有關之加工方法
TWI601771B (zh) 傳導性纖維強化聚合物複合物及多功能複合物
JP6207396B2 (ja) 二次強化用適合性キャリヤー
KR101657734B1 (ko) 간층의 강인화를 위한 조작 가교된 열가소성 입자
KR101318093B1 (ko) 에폭시 수지 조성물, 프리프레그 및 섬유 강화 복합 재료
EP2794735B1 (en) Improvements in or relating to fibre reinforced composites
TWI586735B (zh) 具有強化界面之纖維強化高模數聚合物複合物
CN108137836A (zh) 包含可调节固化速度的树脂组合物的预浸料坯
JP2010242083A (ja) 硬化複合材組成物
CN103702822A (zh) 纤维增强的混合模塑
CN107531968A (zh) 纤维强化热塑性树脂组合物
EP2791220B1 (en) Improved composite materials
JP2018131575A (ja) プリフォーム用バインダー樹脂組成物、粒子、強化繊維基材、プリフォーム、および繊維強化複合材料
CN115698134A (zh) 含硫材料及其用途
AU2018347966A1 (en) Curable resin composition and fiber reinforced resin matrix composite material
GB2521636A (en) Improvements in or relating to fibre reinforced composites
JP6077266B2 (ja) プリプレグ

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees