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Book Chapter

Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003360
EISBN: 978-1-62708-195-5
...; multidirectionally reinforced fabrics; hybrid fabrics; woven fabric prepregs; unidirectional and multidirectional tape prepregs; and prepreg tow. The article discusses the three major categories of tape manufacturing processes, namely, hand lay-up, machine-cut patterns that are laid up by hand, and automatic machine...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003409
EISBN: 978-1-62708-195-5
... Abstract Prepreg hand lay-up process is versatile, reliable, cost-effective, and high quality process for fabricating large or small components. This article discusses the technique characteristics and applications of prepreg hand lay-up process. It describes the stages involved in the process...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003408
EISBN: 978-1-62708-195-5
... Abstract This article reviews the history of prepreg and ply cutting technologies as well as outlines the options available for creating the necessary data and for nesting, cutting, and kitting the plies. It discusses the ways in which these steps influence the workflow for various applications...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003432
EISBN: 978-1-62708-195-5
... reaction. The article describes the component material tests, mixed resin system tests, and prepreg tests for the resin system. The tests include high-performance liquid chromatography, infrared spectroscopy, and gel permeation chromatography. The article contains a table that lists typical resin and...
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
... Abstract This article describes the dispersed-phase toughening of thermoset matrices by the development of multiphase-structure thermosetting matrices using rubber and/or thermoplastic materials. It discusses two main methods for manufacturing prepregs, namely, single-pass impregnation and...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003041
EISBN: 978-1-62708-200-6
... process prepregs tool materials AUTOCLAVE MOLDING is a process used to impart a controlled heat and pressure cycle cure to a layup. Additional pressure permits higher density and removal of volatiles from the resin. Preparing the layup for autoclave molding is discussed in the section “Materials...
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
... 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.a0009074
EISBN: 978-1-62708-177-1
... unstaged and staged prepreg materials for optical analysis. boron fiber composites grinding mounting optical analysis polishing prepreg materials sample preparation sectioning titanium honeycomb composites titanium/polymeric composite hybrids METHODS AND MATERIALS most commonly used in...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009077
EISBN: 978-1-62708-177-1
.... This article describes the optical microscopy and bright-field illumination techniques involved in analyzing ply terminations, prepreg plies, splices, and fiber orientation to provide the insight necessary for optimizing composite structure and performance. bright-field illumination composite...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003033
EISBN: 978-1-62708-200-6
... describes the functions, types, and chemical composition of fiber sizing agents. The article discusses the styles, properties, applications, and weaving methods of unidirectional, two-directional and multidirectionally reinforced fabrics. The article also reviews the use of prepreg resins in aerospace and...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000629
EISBN: 978-1-62708-181-8
... Abstract This article is an atlas of fractographs that helps in understanding the causes and mechanisms of fracture of a type of resin-matrix composites, carbon-epoxy composites. The fractographs illustrate the fracture modes found in composite prepregs, composite panels, solid rocket motor...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003403
EISBN: 978-1-62708-195-5
... Abstract Composite tooling is the making of tools from composite materials. This article focuses on wet lay-up methods and techniques that are used to fabricate prepreg tooling. It discusses the advantages and disadvantages of composite tools. The article describes the process considerations...
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
... following: Reinforcement and matrix separately (for in- process impregnation) Molding compound (randomly oriented, continuous or discontinuous reinforcement at a volume fraction typically in the range 0.1 to 0.3, reinforcement partly or completely impregnated) Prepreg (short for preimpregnated...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009078
EISBN: 978-1-62708-177-1
.... , Self-Adhesive Honeycomb Prepreg Systems for Secondary Structural Applications , Polym. Compos. , Vol 19 ( No. 1 ), Feb 1998 , p 54 – 64 10.1002/pc.10075 11. Harper J.F. , Miller N.A. , and Yap S.C. , The Influence of Temperature and Pressure during the Curing of Prepreg...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009083
EISBN: 978-1-62708-177-1
... geometric structure of a beehive, the honeycomb core imparts strength and light weight to sandwich panels, while supporting the prepreg skins. The honeycomb sandwich structure composite has high compressive strength in the direction of the cell walls and high shear strength in the plane perpendicular to the...
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
... J.C. , and Bonner D.C. , Prepreg Processing Science , SAMPE Q. , Vol 17 , 1986 , p 58 6. Ahn K.J. and Seferis J.C. , Prepreg Processing Science and Engineering , Polym. Eng. Sci. , Vol 33 , 1993 , p 1177 10.1002/pen.760331805 7. Ahn K.J. , Seferis...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003418
EISBN: 978-1-62708-195-5
... spiral wrapping cylindrical tapered tubes TUBE ROLLING is the most widely used method of producing composite tubular parts that require high strength-to-weight properties as well as high production capabilities. The tube rolling process utilizes prepreg materials having accurate resin content, which...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003434
EISBN: 978-1-62708-195-5
... purpose of receiving inspection is to ensure that each lot of material falls within key chemical, processing, and end-product parameters. For prepregs these include component percentages (such as resin, fiber, and catalyst), contents of impurities, volatiles and voids, resin flow parameters, and gel time...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003407
EISBN: 978-1-62708-195-5
... molded construction, based on materials and processes little changed since the 1980s (polyester resin, chopped strand mat and woven rovings, hand laminating), to elevated- temperature cure, vacuum consolidation, and unidirectional prepreg tapes with honeycomb cores. Most custom or one-off builders use...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003366
EISBN: 978-1-62708-195-5
...-Perform. Compos. , Jan/Feb 1998 16. Schmidt D.L. , Davidson K.E. , and Theibert L.S. , SAMPE J. , Vol 32 ( No. 4 ), 1996 p 44 17. Qureshi S.P. and McDonald R.A. , Low Emission, Water-Borne Phenolics for Prepregs and Honeycomb Applications , 37th...