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thermoplastic-matrix composites

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Published: 01 December 2004
Fig. 13 Crystals formed in a high-temperature thermoplastic-matrix composite. Transmitted polarized light, 40× objective More
Image
Published: 01 December 2004
Fig. 4 Crystallinity in thermoplastic-matrix carbon fiber composites. (a) Crystalline region in the center area of a woven carbon fabric composite cross section. Ultrathin section, transmitted polarized light with a full wave plate (540 nm), 20× objective. (b) Fiber-induced spherulite growth More
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003447
EISBN: 978-1-62708-195-5
..., and in-service conditions of concern for resin-matrix composites. Axes definitions, symbols, and special property calculations for composite material property tests are reviewed. The article provides an overview of the performance capabilities of selected polymer-matrix composite materials such as thermoplastic...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009082
EISBN: 978-1-62708-177-1
...Abstract Abstract Microstructural analysis of the composite matrix is necessary to understand the performance of the part and its long-term durability. This article focuses on the microstructural analysis of engineering thermoplastic-matrix composites and the influence of cooling rate...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003471
EISBN: 978-1-62708-195-5
...Abstract Abstract This article begins with a discussion on the driving forces for recycling composites. It reviews the recycling process of thermoset-matrix composites and thermoplastic-matrix composites. The recycling of thermoset-matrix composites includes regrind, chemical, energy recovery...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003032
EISBN: 978-1-62708-200-6
..., provides the mechanical properties, physical properties, and service characteristics of representative composite fiber-resin combinations, including thermoplastic matrix composites such as thermoplastic polyester resins, thermoplastic polyamide resins, and thermoplastic polysulfone resins, and thermoset...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009081
EISBN: 978-1-62708-177-1
... types of composite failure mechanisms such as thermoplastic-matrix composite failure mechanisms, untoughened thermoset-matrix composite failure mechanisms, toughened thermoset-matrix composite failure mechanisms, dispersed-phase and rubber-toughened thermoset-matrix composite failure mechanisms...
Image
Published: 01 December 2004
Fig. 6 Micrographs taken from ultrathin sections developed from areas of the high-temperature thermoplastic-matrix composite shown in Fig. 1 . (a) Micrograph showing the matrix strains in the composite after impact. The arrows indicate areas of strain birefringence in the matrix. Transmitted More
Image
Published: 01 December 2004
Fig. 4 Fiber nucleation of spherulitic crystal growth in a high-temperature, lightly cross-linked thermoplastic-matrix composite. Micrographs were taken from ultrathin sections of the unidirectional carbon fiber composite. (a) Sectioned through the thickness and perpendicular to the fiber plane More
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003368
EISBN: 978-1-62708-195-5
...Abstract Abstract This article provides information on the thermoplastic resins used as matrix materials for continuous fiber reinforced composites. It focuses on the materials that are suitable for fabrication of structural laminates and used for aerospace applications. The article provides...
Image
Published: 01 December 2004
Fig. 7 Microcracks in a thermoplastic-matrix glass fiber composite. Red penetration dye (DYKEM Steel Red layout fluid, Illinois Tool Works, Inc.), dark-field illumination, 25× objective More
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003419
EISBN: 978-1-62708-195-5
... almost entirely rely on the matrix being a thermoset polymer. The main reason for the lack of widespread acceptance of thermoplastic matrices is that they tend to be more difficult to process into a composite than thermosets. However, this fact does not mean that there are no techniques to manufacture...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009071
EISBN: 978-1-62708-177-1
... of matrices is that they are reactive (thermosets) and nonreactive (thermoplastics) polymers. Most thermoplastic-matrix composites are developed with their polymerization complete. As a result, thermoplastic fiber-reinforced composites are generally more difficult to produce due to high viscosity resulting...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003031
EISBN: 978-1-62708-200-6
... thermoplastic matrices have an unlimited shelf life before molding (unlike thermosetting matrices) and because they can potentially be remolded by the application of heat and pressure, thermoplastic-matrix composites also offer the possibility of lower-cost fabrication. However, cross-linking or thermal...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009075
EISBN: 978-1-62708-177-1
... application of fluorescence is to observe microcracks that remain obscure with any other type of microscopy. It is common that hermosetting carbon fiber composites and thermoplastic-matrix composite materials have microcracks that cannot be observed with bright- and dark-field illumination or polarized light...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003423
EISBN: 978-1-62708-195-5
... two articles, “Secondary Adhesive Bonding of Polymer-Matrix Composites” and “Processing and Joining of Thermoplastic Composites,” cover major assembly operations. Secondary adhesive bonding can be used either as a structural fabrication process (e.g., for honeycomb structure) or as an assembly...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003425
EISBN: 978-1-62708-195-5
... been offered to the industry. Candidate matrix resins for thermoplastic advanced composites Table 1 Candidate matrix resins for thermoplastic advanced composites Polymer Glass transition temperature Melt temperature °C °F °C °F Semicrystalline Polyetheretherketone 143...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003466
EISBN: 978-1-62708-195-5
... obtained from epoxy matrix materials. Minimal fractographic data from other brittle thermoset resin systems are also presented. The article discusses the interlaminar fracture of composites with ductile thermoplastic matrices. It also provides information on the translaminar fracture features...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003441
EISBN: 978-1-62708-195-5
... for uncured and cured thermoset-matrix resins and prepregs. constituent materials chemical test physical test mechanical test reinforcement fibers reinforcement fabrics thermoset resin matrices thermoplastic resin matrices prepregs A COMPOSITE is composed of some form of reinforcement...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009080
EISBN: 978-1-62708-177-1
... impregnation material quality microstructure morphology particle interlayer toughening prepregs reflected-light optical microscopy single-pass impregnation thermoplastic materials thermoset-matrix composites THE PERFORMANCE of fiber-reinforced composite systems has evolved in response to new...