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copolymers

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Published: 01 January 2000
Fig. 1 Experimental R -curve for an ABS copolymer showing power-law fit, blunting line, and 0.2 mm offset line. Source: Ref 32 More
Image
Published: 01 January 2000
Fig. 3 Experimental R -curve for an ABS copolymer showing linear fit and blunting line. Source: Ref 32 More
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Published: 01 January 2000
Fig. 11 Tensile creep strain of polypropylene copolymer. (a) Semilog plot. (b) Log-log plot More
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Published: 01 January 1997
Fig. 11 Copolymer configurations. Source: Ref 22 More
Series: ASM Handbook
Volume: 4A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v04a.a0005788
EISBN: 978-1-62708-165-8
...) and microstructural transformation (a metallurgical process) that are initiated at the moment when the austenitized workpiece is immersed in the quenchant. The article describes the uses of polyalkylene glycol copolymer and the effect of hardness and fatigue resistance on AISI 4140 type steel. cooling rate...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003009
EISBN: 978-1-62708-200-6
... forms, family characteristics, properties and applications of the following advanced thermoplastics: homopolymer and copolymer acetals, fluoropolymers, ionomers, polyamides, polyamide-imides, polyarylates, polyketones, polyaryl sulfones, polybutylene terephthalates, polycarbonates, polyether-imides...
Image
Published: 01 January 1986
Fig. 4 Types of scattering curves. (a) Widely separated homogeneous spheres. (b) Phase separated blend, block copolymer, a metallic alloy, or a glass. (c) A random structure. (d) A liquid or glass with no structure. More
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006028
EISBN: 978-1-62708-172-6
... restrictive. Silicon-based technology (SBT) encompasses a broad range of materials ranging from monomers and fluids to high-molecular-weight resins, gums, and organic copolymers, providing an array of utilities to the coatings industry. This article focuses on those areas of coatings technology where SBT...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006029
EISBN: 978-1-62708-172-6
.... Through the 1960s, traditional silicone-organic copolymers relied on the condensation reaction of hydroxyl functional silicone (solid flake) resins with hydroxyl functional organics, such as alkyds and polyesters. This technology relies on energy-intensive copolymer resin cooking prior to paint...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003331
EISBN: 978-1-62708-176-4
... Polyphenylene sulfide, 40% glass reinforced 145 21 … … Polysulfone, 30–40% glass reinforced 131 19 117 17 Acetal, copolymer, 25% glass reinforced 128 18.5 … … Styrene acrylonitrile, 30% glass reinforced 124 18 … … Phenylene oxide based resins, 20–30% glass reinforced 117 17 100...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001278
EISBN: 978-1-62708-170-2
... copolymer of the invention. Finally, the graft copolymer was formulated into a high-solids coating composition with melamine formaldehyde resins, additives, and solvents to produce flexible, durable coatings. Ryntz has described other methods of preparing polyester graft copolymers ( Ref 11 , 12...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005676
EISBN: 978-1-62708-198-6
... of monomers are called copolymers. For example, polyethylene consists of a single type of repeat unit and is an example of a homopolymer, while acrylonitrile-butadiene-styrene (ABS) is a copolymer of three types of monomers: styrene, acrylonitrile, and butadiene. The properties of copolymers depend...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006031
EISBN: 978-1-62708-172-6
... solubility, dielectric properties, and crystal morphology. The dielectric constant is unusually high. In addition to the PVDF homopolymer, many copolymers of vinylidene fluoride have been prepared. Among the numerous co-monomers, hexafluoropropylene (CF 3 CF=CF 2 ) has assumed an important commercial...
Book Chapter

By Rebecca Tuszynski
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003011
EISBN: 978-1-62708-200-6
... superior low-temperature flexibility ( Ref 2 ). Butadiene rubber is frequently blended with other polymers to improve their resilience and low-temperature flexibility and to reduce heat buildup. SBR differs from the other general-purpose rubbers because it is a copolymer. The relative amounts...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005687
EISBN: 978-1-62708-198-6
..., implants for surgery—copolymers and blends based on polylactide—In vitro degradation testing Polylactic acid = polylactide. Pure L form (PLLA), poly D,L lactide of PDLA, trimethylene carbonate is sometimes referred to as 1,3-trimethylene carbonate. PLA-co-TMC, PLA/TMC, PLA-TMC Polylactic acid = PLA, PLLA...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003008
EISBN: 978-1-62708-200-6
... and copolymers in which the major monomeric constituents belong to two families of ester-acrylates and methacrylates. These are used singly or in combination. Hard, clear acrylic sheet is made from methyl methacrylate, whereas molding and extrusion pellets are made from methyl methacrylate copolymerized...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000630
EISBN: 978-1-62708-181-8
...) Fig. 1318 Fig. 1319 Fig. 1320, 1321 Failure of polyethylene copolymer pipe due to slow crack growth. The 60-mm (2.4-in.) diam, 6-mm (0.25-in.) wall thickness, extruded gas pipe (density 0.937 g/cm 3 ) failed after 211 h in a laboratory test at 80 °C (175 °F) and an internal water pressure...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002464
EISBN: 978-1-62708-194-8
... bond that nitrogen can form with carbon is an extremely rigid triple bond. This nitrile group is instrumental in generating high-modulus, heat-resistant engineering plastics such as styrene-acrylonitrile (SAN) copolymers and acrylonitrile-butadiene-styrene (ABS). Fluorine Fluorine is the most...
Book Chapter

Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003364
EISBN: 978-1-62708-195-5
... vertical takeoff aircraft ( Ref 6 ). The principal concern with BMI resins has been their inherent brittleness owing to their high cross-link density. Ciba Geigy, however, demonstrated that BMI and o,o′-diallylbisphenol A (DABA) copolymers are much tougher than high-temperature epoxies ( Ref 7...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003023
EISBN: 978-1-62708-200-6
... as the rotational freedom of the average chain length between cross-links decreases with increased cross-link density. Copolymer Composition In systems of random copolymers, the effect of copolymer composition on the T g may be described by: (Eq 2) T G c = T g 1 + ( K T...