Thermo-mechanical properties of MWCNT-g-poly (l-lactide)/poly (l-lactide) nanocomposites
The thermo-mechanical properties of poly ( l -lactide) (PLLA) biodegradable polymer reinforced with PLLA grafted from multiwalled carbon nanotubes (MWCNT- g -PLLA)s are characterized. The crystallinity of PLLA polymer matrix affected by MWCNT- g -PLLAs is illuminated. For this purpose, the PLLA chai...
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Veröffentlicht in: | Polymer bulletin (Berlin, Germany) Germany), 2013-10, Vol.70 (10), p.2741-2754 |
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creator | Amirian, Maryam Nabipour Chakoli, Ali Sui, Jie He Cai, Wei |
description | The thermo-mechanical properties of poly (
l
-lactide) (PLLA) biodegradable polymer reinforced with PLLA grafted from multiwalled carbon nanotubes (MWCNT-
g
-PLLA)s are characterized. The crystallinity of PLLA polymer matrix affected by MWCNT-
g
-PLLAs is illuminated. For this purpose, the PLLA chains are covalently grafted from the sidewall of aminated MWCNTs. Then, the MWCNT-
g
-PLLAs/PLLA composite films are prepared by solution casting using chloroform as solvent. It is found that the MWCNT-
g
-PLLAs well dispersed in PLLA matrix. The mechanical properties of PLLA enhanced gradually with the increasing concentrations of MWCNT-
g
-PLLAs up to 2 wt%. The MWCNT-
g
-PLLAs increase the glass transition temperature (
T
g
) and melting point of PLLA as revealed by the curves from differential scanning calorimeter (DSC). In addition, the dynamic mechanical analysis (DMA) results show that the
T
g
and Young modulus of PLLA increase with the increment in the concentrations of MWCNT-
g
-PLLAs. Due to the homogenous dispersion of MWCNT-
g
-PLLAs and the van der Walls force between grafted PLLA chains on the sidewall of MWCNTs and the PLLA matrix chains, the chain stiffness in amorphous phase of PLLA increases. In addition, the MWCNT-
g
-PLLAs as heterogeneous nucleation agents increase the crystallinity of PLLA. |
doi_str_mv | 10.1007/s00289-013-0984-2 |
format | Article |
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l
-lactide) (PLLA) biodegradable polymer reinforced with PLLA grafted from multiwalled carbon nanotubes (MWCNT-
g
-PLLA)s are characterized. The crystallinity of PLLA polymer matrix affected by MWCNT-
g
-PLLAs is illuminated. For this purpose, the PLLA chains are covalently grafted from the sidewall of aminated MWCNTs. Then, the MWCNT-
g
-PLLAs/PLLA composite films are prepared by solution casting using chloroform as solvent. It is found that the MWCNT-
g
-PLLAs well dispersed in PLLA matrix. The mechanical properties of PLLA enhanced gradually with the increasing concentrations of MWCNT-
g
-PLLAs up to 2 wt%. The MWCNT-
g
-PLLAs increase the glass transition temperature (
T
g
) and melting point of PLLA as revealed by the curves from differential scanning calorimeter (DSC). In addition, the dynamic mechanical analysis (DMA) results show that the
T
g
and Young modulus of PLLA increase with the increment in the concentrations of MWCNT-
g
-PLLAs. Due to the homogenous dispersion of MWCNT-
g
-PLLAs and the van der Walls force between grafted PLLA chains on the sidewall of MWCNTs and the PLLA matrix chains, the chain stiffness in amorphous phase of PLLA increases. In addition, the MWCNT-
g
-PLLAs as heterogeneous nucleation agents increase the crystallinity of PLLA.</description><identifier>ISSN: 0170-0839</identifier><identifier>EISSN: 1436-2449</identifier><identifier>DOI: 10.1007/s00289-013-0984-2</identifier><identifier>CODEN: POBUDR</identifier><language>eng</language><publisher>Berlin/Heidelberg: Springer Berlin Heidelberg</publisher><subject>Acids ; Aluminum ; Applied sciences ; Characterization and Evaluation of Materials ; Chemistry ; Chemistry and Materials Science ; Chloroform ; Complex Fluids and Microfluidics ; Composites ; Crystal structure ; Crystallinity ; Dispersion ; Dynamic mechanical analysis ; Exact sciences and technology ; Forms of application and semi-finished materials ; Glass transition temperature ; Grafting ; Mechanical properties ; Melting points ; Microscopy ; Modulus of elasticity ; Molecular weight ; Multi wall carbon nanotubes ; Nanocomposites ; Nucleation ; Organic Chemistry ; Original Paper ; Physical Chemistry ; Polylactic acid ; Polymer blends ; Polymer industry, paints, wood ; Polymer Sciences ; Polymers ; Reagents ; Soft and Granular Matter ; Technology of polymers ; Thermomechanical properties</subject><ispartof>Polymer bulletin (Berlin, Germany), 2013-10, Vol.70 (10), p.2741-2754</ispartof><rights>Springer-Verlag Berlin Heidelberg 2013</rights><rights>2015 INIST-CNRS</rights><rights>Springer-Verlag Berlin Heidelberg 2013.</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c346t-46b963eb0f7ab478f16f39831ed902c824a30f10781a230b46bb0844617ec17e3</citedby><cites>FETCH-LOGICAL-c346t-46b963eb0f7ab478f16f39831ed902c824a30f10781a230b46bb0844617ec17e3</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://link.springer.com/content/pdf/10.1007/s00289-013-0984-2$$EPDF$$P50$$Gspringer$$H</linktopdf><linktohtml>$$Uhttps://www.proquest.com/docview/2917872273?pq-origsite=primo$$EHTML$$P50$$Gproquest$$H</linktohtml><link.rule.ids>314,780,784,21388,27924,27925,33744,41488,42557,43805,51319,64385,64389,72469</link.rule.ids><backlink>$$Uhttp://pascal-francis.inist.fr/vibad/index.php?action=getRecordDetail&idt=27677161$$DView record in Pascal Francis$$Hfree_for_read</backlink></links><search><creatorcontrib>Amirian, Maryam</creatorcontrib><creatorcontrib>Nabipour Chakoli, Ali</creatorcontrib><creatorcontrib>Sui, Jie He</creatorcontrib><creatorcontrib>Cai, Wei</creatorcontrib><title>Thermo-mechanical properties of MWCNT-g-poly (l-lactide)/poly (l-lactide) nanocomposites</title><title>Polymer bulletin (Berlin, Germany)</title><addtitle>Polym. Bull</addtitle><description>The thermo-mechanical properties of poly (
l
-lactide) (PLLA) biodegradable polymer reinforced with PLLA grafted from multiwalled carbon nanotubes (MWCNT-
g
-PLLA)s are characterized. The crystallinity of PLLA polymer matrix affected by MWCNT-
g
-PLLAs is illuminated. For this purpose, the PLLA chains are covalently grafted from the sidewall of aminated MWCNTs. Then, the MWCNT-
g
-PLLAs/PLLA composite films are prepared by solution casting using chloroform as solvent. It is found that the MWCNT-
g
-PLLAs well dispersed in PLLA matrix. The mechanical properties of PLLA enhanced gradually with the increasing concentrations of MWCNT-
g
-PLLAs up to 2 wt%. The MWCNT-
g
-PLLAs increase the glass transition temperature (
T
g
) and melting point of PLLA as revealed by the curves from differential scanning calorimeter (DSC). In addition, the dynamic mechanical analysis (DMA) results show that the
T
g
and Young modulus of PLLA increase with the increment in the concentrations of MWCNT-
g
-PLLAs. Due to the homogenous dispersion of MWCNT-
g
-PLLAs and the van der Walls force between grafted PLLA chains on the sidewall of MWCNTs and the PLLA matrix chains, the chain stiffness in amorphous phase of PLLA increases. In addition, the MWCNT-
g
-PLLAs as heterogeneous nucleation agents increase the crystallinity of PLLA.</description><subject>Acids</subject><subject>Aluminum</subject><subject>Applied sciences</subject><subject>Characterization and Evaluation of Materials</subject><subject>Chemistry</subject><subject>Chemistry and Materials Science</subject><subject>Chloroform</subject><subject>Complex Fluids and Microfluidics</subject><subject>Composites</subject><subject>Crystal structure</subject><subject>Crystallinity</subject><subject>Dispersion</subject><subject>Dynamic mechanical analysis</subject><subject>Exact sciences and technology</subject><subject>Forms of application and semi-finished materials</subject><subject>Glass transition temperature</subject><subject>Grafting</subject><subject>Mechanical properties</subject><subject>Melting points</subject><subject>Microscopy</subject><subject>Modulus of elasticity</subject><subject>Molecular weight</subject><subject>Multi wall carbon nanotubes</subject><subject>Nanocomposites</subject><subject>Nucleation</subject><subject>Organic Chemistry</subject><subject>Original Paper</subject><subject>Physical Chemistry</subject><subject>Polylactic acid</subject><subject>Polymer blends</subject><subject>Polymer industry, paints, wood</subject><subject>Polymer Sciences</subject><subject>Polymers</subject><subject>Reagents</subject><subject>Soft and Granular Matter</subject><subject>Technology of polymers</subject><subject>Thermomechanical properties</subject><issn>0170-0839</issn><issn>1436-2449</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2013</creationdate><recordtype>article</recordtype><sourceid>AFKRA</sourceid><sourceid>BENPR</sourceid><sourceid>CCPQU</sourceid><sourceid>DWQXO</sourceid><recordid>eNp1kMtKAzEUhoMoWKsP4G5ABF3EnlzIZSnFG1TdVHQXMmmmnTKdjMl00bc3ZURBcBEOyfnOn8OH0DmBGwIgJwmAKo2BMAxacUwP0IhwJjDlXB-iERAJGBTTx-gkpTXkuxBkhD7mKx83AW-8W9m2drYpuhg6H_vapyJUxfP79GWOl7gLza64anBjXV8v_PXk70PR2ja4sOlCqnufTtFRZZvkz77rGL3d382nj3j2-vA0vZ1hx7joMRelFsyXUElbcqkqIiqmFSN-oYE6RbllUBGQiljKoMx8CYpzQaR3-bAxuhhy89qfW596sw7b2OYvDdVEKkmpZJkiA-ViSCn6ynSx3ti4MwTMXqAZBJos0OwFGppnLr-TbcpeqmhbV6efQSqFlESQzNGBS7nVLn383eD_8C96hH5V</recordid><startdate>20131001</startdate><enddate>20131001</enddate><creator>Amirian, Maryam</creator><creator>Nabipour Chakoli, Ali</creator><creator>Sui, Jie He</creator><creator>Cai, Wei</creator><general>Springer Berlin Heidelberg</general><general>Springer</general><general>Springer Nature B.V</general><scope>IQODW</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>8FE</scope><scope>8FG</scope><scope>ABJCF</scope><scope>AFKRA</scope><scope>BENPR</scope><scope>BGLVJ</scope><scope>CCPQU</scope><scope>D1I</scope><scope>DWQXO</scope><scope>HCIFZ</scope><scope>KB.</scope><scope>PDBOC</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope></search><sort><creationdate>20131001</creationdate><title>Thermo-mechanical properties of MWCNT-g-poly (l-lactide)/poly (l-lactide) nanocomposites</title><author>Amirian, Maryam ; Nabipour Chakoli, Ali ; Sui, Jie He ; Cai, Wei</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c346t-46b963eb0f7ab478f16f39831ed902c824a30f10781a230b46bb0844617ec17e3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2013</creationdate><topic>Acids</topic><topic>Aluminum</topic><topic>Applied sciences</topic><topic>Characterization and Evaluation of Materials</topic><topic>Chemistry</topic><topic>Chemistry and Materials Science</topic><topic>Chloroform</topic><topic>Complex Fluids and Microfluidics</topic><topic>Composites</topic><topic>Crystal structure</topic><topic>Crystallinity</topic><topic>Dispersion</topic><topic>Dynamic mechanical analysis</topic><topic>Exact sciences and technology</topic><topic>Forms of application and semi-finished materials</topic><topic>Glass transition temperature</topic><topic>Grafting</topic><topic>Mechanical properties</topic><topic>Melting points</topic><topic>Microscopy</topic><topic>Modulus of elasticity</topic><topic>Molecular weight</topic><topic>Multi wall carbon nanotubes</topic><topic>Nanocomposites</topic><topic>Nucleation</topic><topic>Organic Chemistry</topic><topic>Original Paper</topic><topic>Physical Chemistry</topic><topic>Polylactic acid</topic><topic>Polymer blends</topic><topic>Polymer industry, paints, wood</topic><topic>Polymer Sciences</topic><topic>Polymers</topic><topic>Reagents</topic><topic>Soft and Granular Matter</topic><topic>Technology of polymers</topic><topic>Thermomechanical properties</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Amirian, Maryam</creatorcontrib><creatorcontrib>Nabipour Chakoli, Ali</creatorcontrib><creatorcontrib>Sui, Jie He</creatorcontrib><creatorcontrib>Cai, Wei</creatorcontrib><collection>Pascal-Francis</collection><collection>CrossRef</collection><collection>ProQuest SciTech Collection</collection><collection>ProQuest Technology Collection</collection><collection>Materials Science & Engineering Collection</collection><collection>ProQuest Central UK/Ireland</collection><collection>ProQuest Central</collection><collection>Technology Collection</collection><collection>ProQuest One Community College</collection><collection>ProQuest Materials Science Collection</collection><collection>ProQuest Central Korea</collection><collection>SciTech Premium Collection</collection><collection>Materials Science Database</collection><collection>Materials Science Collection</collection><collection>ProQuest One Academic Eastern Edition (DO NOT USE)</collection><collection>ProQuest One Academic</collection><collection>ProQuest One Academic UKI Edition</collection><jtitle>Polymer bulletin (Berlin, Germany)</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Amirian, Maryam</au><au>Nabipour Chakoli, Ali</au><au>Sui, Jie He</au><au>Cai, Wei</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Thermo-mechanical properties of MWCNT-g-poly (l-lactide)/poly (l-lactide) nanocomposites</atitle><jtitle>Polymer bulletin (Berlin, Germany)</jtitle><stitle>Polym. Bull</stitle><date>2013-10-01</date><risdate>2013</risdate><volume>70</volume><issue>10</issue><spage>2741</spage><epage>2754</epage><pages>2741-2754</pages><issn>0170-0839</issn><eissn>1436-2449</eissn><coden>POBUDR</coden><abstract>The thermo-mechanical properties of poly (
l
-lactide) (PLLA) biodegradable polymer reinforced with PLLA grafted from multiwalled carbon nanotubes (MWCNT-
g
-PLLA)s are characterized. The crystallinity of PLLA polymer matrix affected by MWCNT-
g
-PLLAs is illuminated. For this purpose, the PLLA chains are covalently grafted from the sidewall of aminated MWCNTs. Then, the MWCNT-
g
-PLLAs/PLLA composite films are prepared by solution casting using chloroform as solvent. It is found that the MWCNT-
g
-PLLAs well dispersed in PLLA matrix. The mechanical properties of PLLA enhanced gradually with the increasing concentrations of MWCNT-
g
-PLLAs up to 2 wt%. The MWCNT-
g
-PLLAs increase the glass transition temperature (
T
g
) and melting point of PLLA as revealed by the curves from differential scanning calorimeter (DSC). In addition, the dynamic mechanical analysis (DMA) results show that the
T
g
and Young modulus of PLLA increase with the increment in the concentrations of MWCNT-
g
-PLLAs. Due to the homogenous dispersion of MWCNT-
g
-PLLAs and the van der Walls force between grafted PLLA chains on the sidewall of MWCNTs and the PLLA matrix chains, the chain stiffness in amorphous phase of PLLA increases. In addition, the MWCNT-
g
-PLLAs as heterogeneous nucleation agents increase the crystallinity of PLLA.</abstract><cop>Berlin/Heidelberg</cop><pub>Springer Berlin Heidelberg</pub><doi>10.1007/s00289-013-0984-2</doi><tpages>14</tpages></addata></record> |
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source | ProQuest Central UK/Ireland; SpringerLink Journals - AutoHoldings; ProQuest Central |
subjects | Acids Aluminum Applied sciences Characterization and Evaluation of Materials Chemistry Chemistry and Materials Science Chloroform Complex Fluids and Microfluidics Composites Crystal structure Crystallinity Dispersion Dynamic mechanical analysis Exact sciences and technology Forms of application and semi-finished materials Glass transition temperature Grafting Mechanical properties Melting points Microscopy Modulus of elasticity Molecular weight Multi wall carbon nanotubes Nanocomposites Nucleation Organic Chemistry Original Paper Physical Chemistry Polylactic acid Polymer blends Polymer industry, paints, wood Polymer Sciences Polymers Reagents Soft and Granular Matter Technology of polymers Thermomechanical properties |
title | Thermo-mechanical properties of MWCNT-g-poly (l-lactide)/poly (l-lactide) nanocomposites |
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