PL4069487T3 - Materiały wzmocnione włóknami o ulepszonej wytrzymałości zmęczeniowej - Google Patents

Materiały wzmocnione włóknami o ulepszonej wytrzymałości zmęczeniowej

Info

Publication number
PL4069487T3
PL4069487T3 PL20828628.6T PL20828628T PL4069487T3 PL 4069487 T3 PL4069487 T3 PL 4069487T3 PL 20828628 T PL20828628 T PL 20828628T PL 4069487 T3 PL4069487 T3 PL 4069487T3
Authority
PL
Poland
Prior art keywords
fiber
fatigue resistance
reinforced materials
improved fatigue
improved
Prior art date
Application number
PL20828628.6T
Other languages
English (en)
Inventor
Eric Carlier
Johanna Beguinel
Gideon Van Den Broek
Original Assignee
Owens Corning Intellectual Capital, Llc
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 Owens Corning Intellectual Capital, Llc filed Critical Owens Corning Intellectual Capital, Llc
Publication of PL4069487T3 publication Critical patent/PL4069487T3/pl

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B15/00Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
    • B29B15/08Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
    • B29B15/10Coating or impregnating independently of the moulding or shaping step
    • B29B15/12Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
    • B29B15/14Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length of filaments or wires
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/024Woven fabric
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06Fibrous reinforcements only
    • B29C70/10Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/16Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length
    • B29C70/20Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in a single direction, e.g. roofing or other parallel fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06Fibrous reinforcements only
    • B29C70/10Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/16Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length
    • B29C70/20Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in a single direction, e.g. roofing or other parallel fibres
    • B29C70/202Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in a single direction, e.g. roofing or other parallel fibres arranged in parallel planes or structures of fibres crossing at substantial angles, e.g. cross-moulding compound [XMC]
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/12Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/08Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/10Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer reinforced with filaments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04Reinforcing macromolecular compounds with loose or coherent fibrous material
    • C08J5/06Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
    • C08J5/08Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials glass fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2309/00Use of inorganic materials not provided for in groups B29K2303/00 - B29K2307/00, as reinforcement
    • B29K2309/08Glass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02Composition of the impregnated, bonded or embedded layer
    • B32B2260/021Fibrous or filamentary layer
    • B32B2260/023Two or more layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04Impregnation, embedding, or binder material
    • B32B2260/046Synthetic resin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10Inorganic fibres
    • B32B2262/101Glass fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10Inorganic fibres
    • B32B2262/106Carbon fibres, e.g. graphite fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/14Mixture of at least two fibres made of different materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2315/00Other materials containing non-metallic inorganic compounds not provided for in groups B32B2311/00 - B32B2313/04
    • B32B2315/08Glass
    • B32B2315/085Glass fiber cloth or fabric
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2603/00Vanes, blades, propellers, rotors with blades
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Glass Compositions (AREA)
  • Laminated Bodies (AREA)
  • Reinforced Plastic Materials (AREA)
PL20828628.6T 2019-12-06 2020-12-02 Materiały wzmocnione włóknami o ulepszonej wytrzymałości zmęczeniowej PL4069487T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19214303.0A EP3831565A1 (en) 2019-12-06 2019-12-06 Fiber reinforced materials with improved fatigue performance
PCT/US2020/062771 WO2021113277A1 (en) 2019-12-06 2020-12-02 Fiber reinforced materials with improved fatigue performance

Publications (1)

Publication Number Publication Date
PL4069487T3 true PL4069487T3 (pl) 2025-09-22

Family

ID=68835045

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20828628.6T PL4069487T3 (pl) 2019-12-06 2020-12-02 Materiały wzmocnione włóknami o ulepszonej wytrzymałości zmęczeniowej

Country Status (10)

Country Link
US (1) US20220410436A1 (pl)
EP (2) EP3831565A1 (pl)
CN (1) CN114746238B (pl)
CA (1) CA3162275A1 (pl)
DK (1) DK4069487T3 (pl)
ES (1) ES3042389T3 (pl)
MX (1) MX2022006517A (pl)
PL (1) PL4069487T3 (pl)
PT (1) PT4069487T (pl)
WO (1) WO2021113277A1 (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL314745A (en) * 2022-02-16 2024-10-01 Purac Biochem Bv A reabsorbable and biocompatible glass fiber bundle with a well-defined diameter and a process for its preparation

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK271386D0 (da) * 1986-06-09 1986-06-09 Aalborg Portland Cement Kompakt armeret struktur
US4851508A (en) * 1986-07-02 1989-07-25 Toyo Boseki Kabushiki Kaisha Polyester fibers having high strength and high modulus and process for producing the same
US5298321A (en) * 1991-07-05 1994-03-29 Toyo Boseki Kabushiki Kaisha Recyclable vehicular cushioning material and seat
JP3023393B2 (ja) * 1991-10-25 2000-03-21 三井化学株式会社 高強度ポリエチレン配向物及びその製造方法
JP3281115B2 (ja) * 1993-06-04 2002-05-13 旭化成株式会社 ポリヘキサメチレンアジパミド繊維及びその製造法
US8129018B2 (en) * 2004-06-18 2012-03-06 Ocv Intellectual Capital, Llc Sizing for high performance glass fibers and composite materials incorporating same
US20060141260A1 (en) * 2004-12-29 2006-06-29 Enamul Haque Sandwich composite material using an air-laid process and wet glass
JP4831027B2 (ja) * 2007-09-12 2011-12-07 東レ株式会社 繊維、ゴム補強コード、ならびに補強ゴム
WO2010099440A1 (en) * 2009-02-27 2010-09-02 Hexion Specialty Chemicals, Inc. Compositions useful for non-cellulose fiber sizing, coating or binding compositions, and composites incorporating same
EP2718353A1 (en) * 2011-06-13 2014-04-16 Goodrich Corporation Polymer composites possessing improved vibration damping
EP2583953A1 (en) * 2011-10-20 2013-04-24 3B-Fibreglass SPRL Sizing composition for glass fibres
US9416235B2 (en) * 2011-12-06 2016-08-16 Nitto Boseki Co., Ltd. Long-fiber-reinforced thermoplastic resin preform and fiber-reinforced resin compact using same
US20140147620A1 (en) * 2012-11-28 2014-05-29 Milliken & Company Infusible unidirectional fabric
EP3092331B1 (en) * 2014-01-10 2019-10-30 OCV Intellectual Capital, LLC Non-weft unidirectional fiber-reinforced fabrics
EP3161046B1 (de) * 2014-06-26 2026-03-25 Covestro Deutschland AG Verbundbauteile auf basis von hydrophoben polyolen
US10427382B2 (en) * 2015-10-29 2019-10-01 King Abdulaziz University Composite epoxy material with embedded MWCNT fibers and process of manufacturing
US11149154B2 (en) * 2016-06-29 2021-10-19 Massachusetts Institute Of Technology Spray-coating method with particle alignment control
WO2019064659A1 (ja) * 2017-09-26 2019-04-04 国立大学法人北海道大学 高靭性繊維複合エラストマー
KR102668384B1 (ko) 2017-12-19 2024-05-28 오웬스 코닝 인텔렉츄얼 캐피탈 엘엘씨 고성능 섬유유리 조성물

Also Published As

Publication number Publication date
EP4069487B1 (en) 2025-08-06
PT4069487T (pt) 2025-10-13
US20220410436A1 (en) 2022-12-29
MX2022006517A (es) 2022-07-04
ES3042389T3 (en) 2025-11-20
CN114746238A (zh) 2022-07-12
EP4069487A1 (en) 2022-10-12
DK4069487T3 (da) 2025-08-25
EP3831565A1 (en) 2021-06-09
WO2021113277A1 (en) 2021-06-10
BR112022010980A2 (pt) 2022-08-16
CA3162275A1 (en) 2021-06-10
CN114746238B (zh) 2025-11-11

Similar Documents

Publication Publication Date Title
IL287849A (en) Composite biomaterials
EP3899033A4 (en) Assessing risk with total cell-free dna
EP3621632A4 (en) ANTIMICROBIAL PEPTIDES WITH ALPHA CORE HELICES
SI3331902T1 (sl) Konstrukti z domeno SIRP-alfa ali njegove različice
IL255461A (en) Anti-transferrin receptor antibodies with tailored affinity
EP3366389C0 (de) Verbundwerkstoffe mit sehr hoher verschleissbeständigkeit
EP3606887A4 (en) FRAGILE MATRIX COMPOSITE REINFORCED BY FIBERS
DK3424889T3 (da) Højmodulglasfiber-sammensætning samt glasfiber og kompositmateriale deraf
EP3696209C0 (en) Sheet-molding compound and fiber-reinforced composite material
EP4048106C0 (en) GARMENT WITH ADHESION ELEMENTS
GB201813836D0 (en) Wiper dart with reinforced drive element
HUE055760T2 (hu) Nem összefüggõ szálakkal erõsített kompozitanyag
EP3573807C0 (en) ANTI-PERFORATION GLOVES WITH BREAK INDICATOR
HUE071432T2 (hu) Hengertengely megerõsítéssel
EP3871443C0 (en) CLOUD-BASED CLIENT ORIENTATION INVOLVING CLIENT ORIENTATION DAEMONS
EP4059065A4 (en) LOW-RESISTANCE CONVERGENCE POINT ARCHITECTURE
EP3887147C0 (en) COMPOSITE MATERIALS WITH ADJUSTABLE SPECTRAL PROPERTIES
GB2550887B (en) Temperature stable lead-free piezoelectric/electrostrictive materials with enhanced fatigue resistance
FR3047253B1 (fr) Toles epaisses en alliage al - cu - li a proprietes en fatigue ameliorees
EP3615326A4 (en) NON-CONTINUOUS CHANNEL ELASTIC MATERIAL
EP3813581A4 (en) Supported gloves with in-grip features
PL4069487T3 (pl) Materiały wzmocnione włóknami o ulepszonej wytrzymałości zmęczeniowej
EP3173195C0 (de) Halteelement und baustoffgreiferanordnung mit einem solchen
EP3977247A4 (en) DESIGN TOOL WITH MULTIPLE EDIT FUNCTION
EP3737653C0 (en) FIBER-REINFORCED COMPOSITE MATERIALS WITH IMPROVED FATIGUE RESISTANCE