Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret
Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specif...
Ausführliche Beschreibung
Autor*in: |
Morris, E. Ashley [verfasserIn] Sarabia-Riquelme, Ruben [verfasserIn] Hochstrasser, Nik [verfasserIn] Burgess, Jordan [verfasserIn] Oberlink, Anne E. [verfasserIn] Eaton, David L. [verfasserIn] Weisenberger, Matthew C. [verfasserIn] |
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Format: |
E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2021 |
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Schlagwörter: |
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Übergeordnetes Werk: |
Enthalten in: Carbon - Amsterdam [u.a.] : Elsevier Science, 1963, 178, Seite 223-232 |
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Übergeordnetes Werk: |
volume:178 ; pages:223-232 |
DOI / URN: |
10.1016/j.carbon.2021.03.004 |
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Katalog-ID: |
ELV005960088 |
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245 | 1 | 0 | |a Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret |
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520 | |a Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specific modulus, would further propel its unique capabilities. One method to produce high specific property carbon fibers for structural applications is the development of hollow carbon fibers. In this work, we report on the early development of polyacrylonitrile-derived structural hollow carbon fibers. Here, multifilament, continuous tow, polyacrylonitrile-based precursor hollow fibers were successfully produced utilizing a segmented arc spinneret approach. When batch oxidized, the hollow precursor fibers demonstrated evidence of oxidation proceeding from both the interior and exterior of the filament. Further results suggested that reducing the precursor hollow fiber wall thickness would allow for complete, homogeneous oxidation, thereby avoiding the skin-core structure often observed in commercial carbon fiber. Hollow carbon fibers were as small as 35 μm outer diameter, 22 μm inner diameter (6.5 μm wall thickness). At these diameters, the hollow carbon effective fiber specific strength was 0.54 N/tex and the effective specific modulus was 120 N/tex, approaching the effective specific modulus of T700S at 136 N/tex. | ||
650 | 4 | |a Carbon fiber | |
650 | 4 | |a Polyacrylonitrile | |
650 | 4 | |a Hollow carbon fiber | |
650 | 4 | |a Segmented arc spinneret | |
650 | 4 | |a Solution spinning | |
700 | 1 | |a Sarabia-Riquelme, Ruben |e verfasserin |4 aut | |
700 | 1 | |a Hochstrasser, Nik |e verfasserin |4 aut | |
700 | 1 | |a Burgess, Jordan |e verfasserin |4 aut | |
700 | 1 | |a Oberlink, Anne E. |e verfasserin |4 aut | |
700 | 1 | |a Eaton, David L. |e verfasserin |4 aut | |
700 | 1 | |a Weisenberger, Matthew C. |e verfasserin |4 aut | |
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allfields |
10.1016/j.carbon.2021.03.004 doi (DE-627)ELV005960088 (ELSEVIER)S0008-6223(21)00299-2 DE-627 ger DE-627 rda eng 540 DE-600 51.79 bkl 35.48 bkl Morris, E. Ashley verfasserin (orcid)0000-0002-9711-9512 aut Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret 2021 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specific modulus, would further propel its unique capabilities. One method to produce high specific property carbon fibers for structural applications is the development of hollow carbon fibers. In this work, we report on the early development of polyacrylonitrile-derived structural hollow carbon fibers. Here, multifilament, continuous tow, polyacrylonitrile-based precursor hollow fibers were successfully produced utilizing a segmented arc spinneret approach. When batch oxidized, the hollow precursor fibers demonstrated evidence of oxidation proceeding from both the interior and exterior of the filament. Further results suggested that reducing the precursor hollow fiber wall thickness would allow for complete, homogeneous oxidation, thereby avoiding the skin-core structure often observed in commercial carbon fiber. Hollow carbon fibers were as small as 35 μm outer diameter, 22 μm inner diameter (6.5 μm wall thickness). At these diameters, the hollow carbon effective fiber specific strength was 0.54 N/tex and the effective specific modulus was 120 N/tex, approaching the effective specific modulus of T700S at 136 N/tex. Carbon fiber Polyacrylonitrile Hollow carbon fiber Segmented arc spinneret Solution spinning Sarabia-Riquelme, Ruben verfasserin aut Hochstrasser, Nik verfasserin aut Burgess, Jordan verfasserin aut Oberlink, Anne E. verfasserin aut Eaton, David L. verfasserin aut Weisenberger, Matthew C. verfasserin aut Enthalten in Carbon Amsterdam [u.a.] : Elsevier Science, 1963 178, Seite 223-232 Online-Ressource (DE-627)320522164 (DE-600)2014715-6 (DE-576)103484280 0008-6223 nnns volume:178 pages:223-232 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2008 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2088 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2470 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 51.79 Sonstige Werkstoffe 35.48 Sonstige anorganische Elemente und ihre Verbindungen AR 178 223-232 |
spelling |
10.1016/j.carbon.2021.03.004 doi (DE-627)ELV005960088 (ELSEVIER)S0008-6223(21)00299-2 DE-627 ger DE-627 rda eng 540 DE-600 51.79 bkl 35.48 bkl Morris, E. Ashley verfasserin (orcid)0000-0002-9711-9512 aut Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret 2021 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specific modulus, would further propel its unique capabilities. One method to produce high specific property carbon fibers for structural applications is the development of hollow carbon fibers. In this work, we report on the early development of polyacrylonitrile-derived structural hollow carbon fibers. Here, multifilament, continuous tow, polyacrylonitrile-based precursor hollow fibers were successfully produced utilizing a segmented arc spinneret approach. When batch oxidized, the hollow precursor fibers demonstrated evidence of oxidation proceeding from both the interior and exterior of the filament. Further results suggested that reducing the precursor hollow fiber wall thickness would allow for complete, homogeneous oxidation, thereby avoiding the skin-core structure often observed in commercial carbon fiber. Hollow carbon fibers were as small as 35 μm outer diameter, 22 μm inner diameter (6.5 μm wall thickness). At these diameters, the hollow carbon effective fiber specific strength was 0.54 N/tex and the effective specific modulus was 120 N/tex, approaching the effective specific modulus of T700S at 136 N/tex. Carbon fiber Polyacrylonitrile Hollow carbon fiber Segmented arc spinneret Solution spinning Sarabia-Riquelme, Ruben verfasserin aut Hochstrasser, Nik verfasserin aut Burgess, Jordan verfasserin aut Oberlink, Anne E. verfasserin aut Eaton, David L. verfasserin aut Weisenberger, Matthew C. verfasserin aut Enthalten in Carbon Amsterdam [u.a.] : Elsevier Science, 1963 178, Seite 223-232 Online-Ressource (DE-627)320522164 (DE-600)2014715-6 (DE-576)103484280 0008-6223 nnns volume:178 pages:223-232 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2008 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2088 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2470 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 51.79 Sonstige Werkstoffe 35.48 Sonstige anorganische Elemente und ihre Verbindungen AR 178 223-232 |
allfields_unstemmed |
10.1016/j.carbon.2021.03.004 doi (DE-627)ELV005960088 (ELSEVIER)S0008-6223(21)00299-2 DE-627 ger DE-627 rda eng 540 DE-600 51.79 bkl 35.48 bkl Morris, E. Ashley verfasserin (orcid)0000-0002-9711-9512 aut Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret 2021 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specific modulus, would further propel its unique capabilities. One method to produce high specific property carbon fibers for structural applications is the development of hollow carbon fibers. In this work, we report on the early development of polyacrylonitrile-derived structural hollow carbon fibers. Here, multifilament, continuous tow, polyacrylonitrile-based precursor hollow fibers were successfully produced utilizing a segmented arc spinneret approach. When batch oxidized, the hollow precursor fibers demonstrated evidence of oxidation proceeding from both the interior and exterior of the filament. Further results suggested that reducing the precursor hollow fiber wall thickness would allow for complete, homogeneous oxidation, thereby avoiding the skin-core structure often observed in commercial carbon fiber. Hollow carbon fibers were as small as 35 μm outer diameter, 22 μm inner diameter (6.5 μm wall thickness). At these diameters, the hollow carbon effective fiber specific strength was 0.54 N/tex and the effective specific modulus was 120 N/tex, approaching the effective specific modulus of T700S at 136 N/tex. Carbon fiber Polyacrylonitrile Hollow carbon fiber Segmented arc spinneret Solution spinning Sarabia-Riquelme, Ruben verfasserin aut Hochstrasser, Nik verfasserin aut Burgess, Jordan verfasserin aut Oberlink, Anne E. verfasserin aut Eaton, David L. verfasserin aut Weisenberger, Matthew C. verfasserin aut Enthalten in Carbon Amsterdam [u.a.] : Elsevier Science, 1963 178, Seite 223-232 Online-Ressource (DE-627)320522164 (DE-600)2014715-6 (DE-576)103484280 0008-6223 nnns volume:178 pages:223-232 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2008 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2088 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2470 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 51.79 Sonstige Werkstoffe 35.48 Sonstige anorganische Elemente und ihre Verbindungen AR 178 223-232 |
allfieldsGer |
10.1016/j.carbon.2021.03.004 doi (DE-627)ELV005960088 (ELSEVIER)S0008-6223(21)00299-2 DE-627 ger DE-627 rda eng 540 DE-600 51.79 bkl 35.48 bkl Morris, E. Ashley verfasserin (orcid)0000-0002-9711-9512 aut Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret 2021 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specific modulus, would further propel its unique capabilities. One method to produce high specific property carbon fibers for structural applications is the development of hollow carbon fibers. In this work, we report on the early development of polyacrylonitrile-derived structural hollow carbon fibers. Here, multifilament, continuous tow, polyacrylonitrile-based precursor hollow fibers were successfully produced utilizing a segmented arc spinneret approach. When batch oxidized, the hollow precursor fibers demonstrated evidence of oxidation proceeding from both the interior and exterior of the filament. Further results suggested that reducing the precursor hollow fiber wall thickness would allow for complete, homogeneous oxidation, thereby avoiding the skin-core structure often observed in commercial carbon fiber. Hollow carbon fibers were as small as 35 μm outer diameter, 22 μm inner diameter (6.5 μm wall thickness). At these diameters, the hollow carbon effective fiber specific strength was 0.54 N/tex and the effective specific modulus was 120 N/tex, approaching the effective specific modulus of T700S at 136 N/tex. Carbon fiber Polyacrylonitrile Hollow carbon fiber Segmented arc spinneret Solution spinning Sarabia-Riquelme, Ruben verfasserin aut Hochstrasser, Nik verfasserin aut Burgess, Jordan verfasserin aut Oberlink, Anne E. verfasserin aut Eaton, David L. verfasserin aut Weisenberger, Matthew C. verfasserin aut Enthalten in Carbon Amsterdam [u.a.] : Elsevier Science, 1963 178, Seite 223-232 Online-Ressource (DE-627)320522164 (DE-600)2014715-6 (DE-576)103484280 0008-6223 nnns volume:178 pages:223-232 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2008 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2088 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2470 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 51.79 Sonstige Werkstoffe 35.48 Sonstige anorganische Elemente und ihre Verbindungen AR 178 223-232 |
allfieldsSound |
10.1016/j.carbon.2021.03.004 doi (DE-627)ELV005960088 (ELSEVIER)S0008-6223(21)00299-2 DE-627 ger DE-627 rda eng 540 DE-600 51.79 bkl 35.48 bkl Morris, E. Ashley verfasserin (orcid)0000-0002-9711-9512 aut Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret 2021 nicht spezifiziert zzz rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specific modulus, would further propel its unique capabilities. One method to produce high specific property carbon fibers for structural applications is the development of hollow carbon fibers. In this work, we report on the early development of polyacrylonitrile-derived structural hollow carbon fibers. Here, multifilament, continuous tow, polyacrylonitrile-based precursor hollow fibers were successfully produced utilizing a segmented arc spinneret approach. When batch oxidized, the hollow precursor fibers demonstrated evidence of oxidation proceeding from both the interior and exterior of the filament. Further results suggested that reducing the precursor hollow fiber wall thickness would allow for complete, homogeneous oxidation, thereby avoiding the skin-core structure often observed in commercial carbon fiber. Hollow carbon fibers were as small as 35 μm outer diameter, 22 μm inner diameter (6.5 μm wall thickness). At these diameters, the hollow carbon effective fiber specific strength was 0.54 N/tex and the effective specific modulus was 120 N/tex, approaching the effective specific modulus of T700S at 136 N/tex. Carbon fiber Polyacrylonitrile Hollow carbon fiber Segmented arc spinneret Solution spinning Sarabia-Riquelme, Ruben verfasserin aut Hochstrasser, Nik verfasserin aut Burgess, Jordan verfasserin aut Oberlink, Anne E. verfasserin aut Eaton, David L. verfasserin aut Weisenberger, Matthew C. verfasserin aut Enthalten in Carbon Amsterdam [u.a.] : Elsevier Science, 1963 178, Seite 223-232 Online-Ressource (DE-627)320522164 (DE-600)2014715-6 (DE-576)103484280 0008-6223 nnns volume:178 pages:223-232 GBV_USEFLAG_U SYSFLAG_U GBV_ELV SSG-OLC-PHA GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_150 GBV_ILN_151 GBV_ILN_224 GBV_ILN_370 GBV_ILN_602 GBV_ILN_702 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2008 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2027 GBV_ILN_2034 GBV_ILN_2038 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2056 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2088 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2118 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2190 GBV_ILN_2336 GBV_ILN_2470 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4242 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4393 51.79 Sonstige Werkstoffe 35.48 Sonstige anorganische Elemente und ihre Verbindungen AR 178 223-232 |
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Morris, E. Ashley @@aut@@ Sarabia-Riquelme, Ruben @@aut@@ Hochstrasser, Nik @@aut@@ Burgess, Jordan @@aut@@ Oberlink, Anne E. @@aut@@ Eaton, David L. @@aut@@ Weisenberger, Matthew C. @@aut@@ |
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Morris, E. Ashley ddc 540 bkl 51.79 bkl 35.48 misc Carbon fiber misc Polyacrylonitrile misc Hollow carbon fiber misc Segmented arc spinneret misc Solution spinning Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret |
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540 DE-600 51.79 bkl 35.48 bkl Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret Carbon fiber Polyacrylonitrile Hollow carbon fiber Segmented arc spinneret Solution spinning |
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early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret |
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Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret |
abstract |
Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specific modulus, would further propel its unique capabilities. One method to produce high specific property carbon fibers for structural applications is the development of hollow carbon fibers. In this work, we report on the early development of polyacrylonitrile-derived structural hollow carbon fibers. Here, multifilament, continuous tow, polyacrylonitrile-based precursor hollow fibers were successfully produced utilizing a segmented arc spinneret approach. When batch oxidized, the hollow precursor fibers demonstrated evidence of oxidation proceeding from both the interior and exterior of the filament. Further results suggested that reducing the precursor hollow fiber wall thickness would allow for complete, homogeneous oxidation, thereby avoiding the skin-core structure often observed in commercial carbon fiber. Hollow carbon fibers were as small as 35 μm outer diameter, 22 μm inner diameter (6.5 μm wall thickness). At these diameters, the hollow carbon effective fiber specific strength was 0.54 N/tex and the effective specific modulus was 120 N/tex, approaching the effective specific modulus of T700S at 136 N/tex. |
abstractGer |
Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specific modulus, would further propel its unique capabilities. One method to produce high specific property carbon fibers for structural applications is the development of hollow carbon fibers. In this work, we report on the early development of polyacrylonitrile-derived structural hollow carbon fibers. Here, multifilament, continuous tow, polyacrylonitrile-based precursor hollow fibers were successfully produced utilizing a segmented arc spinneret approach. When batch oxidized, the hollow precursor fibers demonstrated evidence of oxidation proceeding from both the interior and exterior of the filament. Further results suggested that reducing the precursor hollow fiber wall thickness would allow for complete, homogeneous oxidation, thereby avoiding the skin-core structure often observed in commercial carbon fiber. Hollow carbon fibers were as small as 35 μm outer diameter, 22 μm inner diameter (6.5 μm wall thickness). At these diameters, the hollow carbon effective fiber specific strength was 0.54 N/tex and the effective specific modulus was 120 N/tex, approaching the effective specific modulus of T700S at 136 N/tex. |
abstract_unstemmed |
Carbon fiber is a highly desired material for structural applications requiring high strength and stiffness and low weight but has seen only incremental improvements in properties over the last few decades. Further increases in carbon fiber specific properties, including specific strength and specific modulus, would further propel its unique capabilities. One method to produce high specific property carbon fibers for structural applications is the development of hollow carbon fibers. In this work, we report on the early development of polyacrylonitrile-derived structural hollow carbon fibers. Here, multifilament, continuous tow, polyacrylonitrile-based precursor hollow fibers were successfully produced utilizing a segmented arc spinneret approach. When batch oxidized, the hollow precursor fibers demonstrated evidence of oxidation proceeding from both the interior and exterior of the filament. Further results suggested that reducing the precursor hollow fiber wall thickness would allow for complete, homogeneous oxidation, thereby avoiding the skin-core structure often observed in commercial carbon fiber. Hollow carbon fibers were as small as 35 μm outer diameter, 22 μm inner diameter (6.5 μm wall thickness). At these diameters, the hollow carbon effective fiber specific strength was 0.54 N/tex and the effective specific modulus was 120 N/tex, approaching the effective specific modulus of T700S at 136 N/tex. |
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title_short |
Early development of multifilament polyacrylonitrile-derived structural hollow carbon fibers from a segmented arc spinneret |
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Sarabia-Riquelme, Ruben Hochstrasser, Nik Burgess, Jordan Oberlink, Anne E. Eaton, David L. Weisenberger, Matthew C. |
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|
score |
7.3986425 |