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thermoplastics

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Published: 15 May 2022
Fig. 31 Heat-deflection temperature at 1.8 MPa (0.264 ksi) of thermoplastics according to thermomechanical testing; 5 °C/min (9 °F/min) in flexure. HDPE, high-density polyethylene; LDPE, low-density polyethylene; PC, polycarbonate; PVC, polyvinyl chloride. More
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Published: 15 May 2022
Fig. 1 Schematic comparing the processing of (a) thermoplastics and (b) thermosets More
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Published: 15 May 2022
Fig. 15 Schematic comparing the processing of (a) thermoplastics with (b) thermosets More
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006849
EISBN: 978-1-62708-395-9
... Abstract This article addresses some established protocols for characterizing thermoplastics and whether they are homogeneous resins, alloyed, or blended compositions or highly modified thermoplastic composites. It begins with a discussion on characterizing mechanical, rheological, and thermal...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006925
EISBN: 978-1-62708-395-9
..., and the most significant influences of structure on those properties are then discussed. A variety of engineering thermoplastics, including some that are regarded as high-performance thermoplastics, are covered in this article. In addition, a few examples of commodity thermoplastics and biodegradable...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006923
EISBN: 978-1-62708-395-9
... and their response to chemical, physical, and mechanical stresses whether as an unfilled, shaped article or as a component of a composite structure. It summarizes the basic thermal properties of thermoplastics and thermosets, including thermal conductivity, temperature resistance, thermal expansion, specific heat...
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Published: 15 May 2022
Fig. 13 Mer chemical structure of representative hydrocarbon thermoplastic polymers. (See Table 6 for glass transition temperatures.) More
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Published: 15 May 2022
Fig. 15 Mer chemical structure of representative heterochain thermoplastic polymers More
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Published: 15 May 2022
Fig. 17 Mer chemical structure of representative thermoplastic polymers for high-temperature service More
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Published: 15 May 2022
Fig. 22 Thermogravimetric analysis of thermoplastic-thermoset adhesive, 15 °C/min (27 °F/min) in nitrogen. Source: Ref 46 More
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Published: 15 May 2022
Fig. 23 Isothermal thermogravimetric analysis of thermoplastic-thermoset adhesive. Source: Ref 46 More
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Published: 15 May 2022
Fig. 29 Stress ramp of a thermoplastic material on a DMA instrument More
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Published: 15 May 2022
Fig. 2 Tensile stress-strain curves for copper, steel, and several thermoplastic resins. Source: Ref 5 More
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Published: 15 May 2022
Fig. 5 Thermoset versus thermoplastic stress-strain behavior More
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Published: 15 May 2022
Fig. 4 Schematic stress-strain curves for a typical thermoplastic polymer tested at four temperatures and constant strain-rate; (1) low temperature and brittle behavior, (2) intermediate temperature with some ductility, (3) greater temperature (approaching glass transition temperature More
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Published: 15 May 2022
Fig. 41 Schematic of generic thermoplastic box-beam bumper More
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006924
EISBN: 978-1-62708-395-9
... thermosetting resins as well as the curing process. Then, the techniques to characterize the physical properties of cured thermosets and composites are presented. Several examples of stress-strain curves are shown for thermosets and thermoplastic polymers. differential scanning calorimetry dynamic...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006935
EISBN: 978-1-62708-395-9
... Abstract Manufacturing process selection is a critical step in plastic product design. The article provides an overview of the functional requirements that a part must fulfil before process selection is attempted. A brief discussion on the effects of individual thermoplastic and thermosetting...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006922
EISBN: 978-1-62708-395-9
.... This article reviews the numerous considerations that are equally important to help ensure that part failure does not occur. It provides a quick review of thermoplastic and thermoset plastics. The article focuses primarily on thermoset materials that at room temperature are below their glass transition...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003571
EISBN: 978-1-62708-180-1
..., wear study is separated as elastomers, thermosets, glassy thermoplastics, and semicrystalline thermoplastics. The article describes the effects of environment and lubricant on the wear failures of polymers. It presents a case study on nylon as a tribological material. The article explains the wear...