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Polybutadiene

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Published: 15 May 2022
Fig. 11 Degree of polymerization of polybutadiene rubber at 25 °C (77 °F). MW, molecular weight. More
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Published: 01 January 2002
Fig. 18 The FTIR spectrum obtained on the included particle, characteristic of polybutadiene More
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Published: 01 November 1995
Fig. 6 The effect of etching ABS shown schematically in cross section. The spheres represent the polybutadiene phase, which is more easily oxidized by the etchant. Source: Ref 16 More
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Published: 01 January 2000
Fig. 12 Fatigue crack propagation behavior for a rubber-toughened epoxy. The addition of rubber decreases the slope, m , at high crack growth rates due toughening mechanisms and retarded crack growth. CTBN, carboxyl-terminated polybutadiene acrylonitrile rubber; MBS, methacrylate-butadiene More
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
... propylene diene 90 30 Epichlorohydrin 80 40 Isobutylene-isoprene 80 40 Polybutadiene 80 45 Polysulfide 80 20 Propylene oxide 80 40 Synthetic isoprene 80 40 Hardness of ceramics (Mohs scale) Table 3 Hardness of ceramics (Mohs scale) Material High Low...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003525
EISBN: 978-1-62708-180-1
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006920
EISBN: 978-1-62708-395-9
... to styrene-based polymers ( Fig. 9 ) ( Ref 29 ). Fig. 9 Phenyl ring opening reactions Elastomeric Polymers Elastomeric polymers, such as polybutadiene, polyisoprene, nitrile-butadiene copolymer, and styrene-butadiene copolymer, contain double bonds in their polymer main chain...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006915
EISBN: 978-1-62708-395-9
... (HDPE) –120 –184 135 275 26–33 3.8–4.8 Linear low-density polyethylene (LLDPE) –120 –184 125 257 15–32 2.2–4.6 Polybutadiene: 1,4-cis –102 –152 … … 21 (a) 3.1 (a) Polybutadiene: 1,4-trans –107 –161 … … 14 (a) 2.0 (a) Trans-1,4-polyisoprene, gutta percha or balata...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0006515
EISBN: 978-1-62708-200-6
...-tenninated polybutadiene EC ethyl cellulose b Burgers vector ECTFE ethylene chlorotrifluoroethylene b empirical wavelength dependent constant acrylonitrile rubber EDM electrical discharge machining bal balance CTE coefficient of thennal expansion EDS energy-dispersive x-ray spectrometry bee body-centered...
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
... Isotactic polypropylene (PP or i-PP) 31–37 −10 165 Cis-1,4-polyisoprene, natural rubber … −67 15–50 Trans-1,4-polyisoprene, gutta percha or balata … −71 56–65 Polybutadiene:    1,4-cis 21 (a) −102 …  1,4-trans 14 (a) −107 …  1,2-isotactic 10 (a) −15...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006090
EISBN: 978-1-62708-175-7
..., and polybutadienes terminated with chemically reactive groups such as carboxyl or hydroxyl. Two advantages of using aluminum as a fuel in solid propellants are its high combustion energy and its ability to reduce water and carbon dioxide to lower-molecular-weight (MW) gases during burning. Low-molecular-weight gases...
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
... or temperature resistance. Natural rubber (NR), isoprene rubber (IR, also referred to as polyisoprene), butadiene rubber (BR, also referred to as polybutadiene), and styrene-butadiene rubber (SBR) are considered general-purpose elastomers. The basic structure of these materials is similar, as shown in Table 1...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003001
EISBN: 978-1-62708-200-6
... Chloroprene coating 200 366 Polybutadiene elastomer 200 366 Polyester coating 200 366 Styrene acrylonitrile 200 366 Acetal homopolymer 195 364 Ethylene ethyl acrylate 190 361 Polyurethane plastic 190 361 Ethyl cellulose 185 358 Acrylic coating 180 355 Ionomer 180...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003002
EISBN: 978-1-62708-200-6
...–95 Silicone 25–90 Polyacrylate 40–90 Nitrile 20–90 Fluorocarbon 65–90 Ethylene propylene, ethylene propylene diene 30–90 Epichlorohydrin 40–80 Isobutylene-isoprene 40–80 Polybutadiene 45–80 Polysulfide 20–80 Propylene oxide 40–80 Synthetic isoprene 40–80...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003012
EISBN: 978-1-62708-200-6
... on the improvement of impact strength focused on polystyrene; the addition of rubbers such as polybutadiene to polystyrene yielded high-impact polystyrene (HIPS). Impact modifiers are used extensively in high-performance polymers such as polycarbonate (PC), polyamides, polypropylene oxide (PPO), and polyacetals...
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
.... Kinosada et al. ( Ref 47 ) modified chlorinated polypropylene by reacting it with maleic anhydride and acryl- or methacryl-modified hydrogenated polybutadiene. Frey et al. ( Ref 48 ) reacted a hydroxy amine with an anhydride functional chlorinated polypropylene to form an imidized polymer. Ashihara...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003039
EISBN: 978-1-62708-200-6
... winding resin systems depend on the addition of a prereacted epoxy resin and carboxy-terminated polybutadiene acrylonitrile (CTBN) rubber polymer to achieve toughness without shortening pot life. Generally, the addition of rubber also increases the viscosity of the resin system, which may be unacceptable...
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
... . This means that only a slight change in MW corresponds to a significant change in melt viscosity, unlike conventional solution techniques, which are dramatically less sensitive (η = k ( MW ) 0.6 , as shown in Fig. 12 . Fig. 11 Degree of polymerization of polybutadiene rubber at 25 °C (77 °F). MW...
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
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003022
EISBN: 978-1-62708-200-6
... planar and cross-section views of etched ABS. Fig. 5 The surface of ABS (a) before and (b) after etching. Courtesy of N.V. Mandich, HBM Company. Source: Ref 10 Fig. 6 The effect of etching ABS shown schematically in cross section. The spheres represent the polybutadiene phase, which...