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Keywords: epoxy resins
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eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1988
ISBN-10: 0-8031-1167-3
ISBN: 978-0-8031-1167-7
... A questionnaire survey was carried out among electron microscopy (EM) laboratory technicians in Finland. The questionnaire was returned by 18 out of the total of 45 to 50 EM workers, covering 13 laboratories. Epoxy resins, especially glycidyl ethers of glycerol, anhydride hardeners, amine...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1986
ISBN-10: 0-8031-0937-7
ISBN: 978-0-8031-0937-7
... capacity (toughness) of the fibers, as well as on properties of the resin and interface. The aramid fibers are particularly efficient in energy absorption and in retention of properties after impact. composite materials carbon glass aramid impact strength epoxy resins impact testing...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1983
ISBN-10: 0-8031-0234-8
ISBN: 978-0-8031-0234-7
... High-performance liquid chromatography (HPLC), gel permeation chromatography (GPC), dynamic mechanical analysis, and differential scanning calorimetry (DSC) have been used to characterize printed wiring board B-stage FR-4 epoxy resins. These techniques demonstrate a capability for fingerprinting...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1983
ISBN-10: 0-8031-0248-8
ISBN: 978-0-8031-0248-4
... shear across layers of fabric. composite materials fiber composites laminates Kevlar 49 composites epoxy resins static tests failure elastic properties Poisson's ratio anisotropy compressive strength compressive modulus porosity uniaxial stress orthotropism quasi-isotropic strain...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1982
ISBN-10: 0-8031-0695-5
ISBN: 978-0-8031-0695-6
... tolerance. Test techniques for evaluating damage tolerance are discussed, including a newly developed multi-span beam shear test for which test results correlate well with damage tolerance trends from impact tests. composite materials graphite composites epoxy resins impact damage compression...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1981
ISBN-10: 0-8031-0700-5
ISBN: 978-0-8031-0700-7
... composites. In addition, the results showed that the translation efficiency of mechanical properties from the constituent composites to intraply hybrids may be assessed using a simple equation. intraply hybrids fiber composites graphite fibers S-glass fibers Kevlar fibers epoxy resins elastic...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1980
ISBN-10: 0-8031-0325-5
ISBN: 978-0-8031-0325-2
... applications of the derived equations are in the cases of the Middle East concretes or polymer concretes. aggregates building materials chimneys coefficient coefficient of thermal expansion climate components composite materials concretes durability epoxy resins materials pavements plastics...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1979
ISBN-10: 0-8031-0527-4
ISBN: 978-0-8031-0527-0
... The effect of low-velocity impact damage and circular holes on the compressive strength of a 48-ply orthotropic graphite/epoxy laminate has been studied experimentally. Unidirectional tapes made of Thornel 300 graphite fibers preimpregnated with Narmco 5208 epoxy resin were used to fabricate...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1979
ISBN-10: 0-8031-4495-4
ISBN: 978-0-8031-4495-8
... temperature. These values agree well with corresponding values derived from isothermal creep data using a power law description for the creep compliance. composite materials epoxy resins viscoelasticity creep compliance time-temperature superposition K. G. Kibler' and H. G. Carter' Viscoelastic...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1979
ISBN-10: 0-8031-4495-4
ISBN: 978-0-8031-4495-8
... Epoxy resins are used extensively to manufacture printed circuit boards. The most demanding use for these is in data processing equipment. The necessity for reproducible, well defined final properties requires stringent inspection of all starting materials, processes, and the final composite...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1979
ISBN-10: 0-8031-4495-4
ISBN: 978-0-8031-4495-8
... methods. epoxy resins quality control composite materials Fourier transform infrared spectroscopy M. K. Antoon,^ K. M. Starkey,^ and J. L. Koenig^ Applications of Fourier Transform Infrared Spectroscopy to Quality Control of the Epoxy Matrix REFERENCE: Antoon, M. K., Starkey, K. M., and Koenig...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1978
ISBN-10: 0-8031-0274-7
ISBN: 978-0-8031-0274-3
... Glass-fiber-reinforced laminates composed of two different commercial epoxy resin matrix formulations, a “medium-temperature” system and a “high-temperature” system, were tested in tension after immersion in hot water. Tests were carried out both in the “as-is” wet condition and after drying...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1977
ISBN-10: 0-8031-4490-3
ISBN: 978-0-8031-4490-3
... crack initiation epoxy resins fiber-reinforced plastics Y. Suezawa,' M Takemoto,' and S. Takahashi' Development of Multidirectional Fiber-Reinforced Plastics REFERENCE: Suezawa, Y., Takemoto, M., and Takahashi, S., "Development of Multidirectiomd Fiber-ReinfoTced Plastics," Composite Materials...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1977
ISBN-10: 0-8031-4490-3
ISBN: 978-0-8031-4490-3
..., Modmor II, and Celion GY-70. Fiber layups investigated include unidirectional, 2:1 bidirectional, 1:1 bidirectional, and tridirectional (pseudo-isotropic). composite materials graphite composites epoxy resins impact damage brittle fracturing L. B. Greszczuk^ andH. Chao^ Impact Damage...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1977
ISBN-10: 0-8031-4490-3
ISBN: 978-0-8031-4490-3
... with the number of cycles. composite materials carbon fibers epoxy resins mechanical properties interfaces fracturing V. F. Mazzio^ and R. L. Mehan} Effects of Themal Cycling on the Properties of Grapiiite-Epoxy Composites REFERENCE: Mazzio, V. F. and Mehan, R. L., "Effects of Thermal CycUng...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1977
ISBN-10: 0-8031-4490-3
ISBN: 978-0-8031-4490-3
... The effect of absorbed moisture on the mechanical properties of a neat epoxy resin and derived graphite/epoxy composites is investigated. Glass transition temperature and modulus as a function of mositure content and temperature are determined for both the neat resin and composite. In addition...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1976
ISBN-10: 0-8031-0318-2
ISBN: 978-0-8031-0318-4
... surfaces and the low velocity branch, with smooth fracture surfaces. crack propagation cracking (fracturing) adhesives epoxy resins limiting velocity S. Mostovoy, ^ P. B. Crosley, ^ and E. J. Ripling^ Note on the Dependence of Crack Velocity on Driving Force for an Epoxy Adhesive REFERENCE...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1976
ISBN-10: 0-8031-0333-6
ISBN: 978-0-8031-0333-7
... materials thermal degradation aging tests fatigue tests creep properties tensile properties shear properties fracture properties flight simulation boron graphite epoxy resins resins aluminum supersonic aircraft /. R. Ken,' J. F. Raskins^ andB. A. Stein^ Program Definition and Preliminary...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1976
ISBN-10: 0-8031-0608-4
ISBN: 978-0-8031-0608-6
... Polyurethane-polyepoxide sealant is a two-package, on-site mixed, chemical curing sealant. It is formulated specifically to seal high-performance moving joints in modern precast and curtain wall type buildings. sealers construction materials elastomers polyurethane resins epoxy resins...
eBook Chapter
Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 1975
ISBN-10: 0-8031-0309-3
ISBN: 978-0-8031-0309-2
... kinetic theory of rate-dependent rupture to include both anisotropic and environmental effects. composite materials glass epoxy resins creep stress-rupture stresses environments tension tests strength variability statistics failure surfaces E. M. Wu ~and D. C. Ruhmann 2 Stress Rupture...