{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/46114"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/46114","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"Polymer blends formed by the solid state mechanical alloying process","abstract":"In the early 1970's a new processing technique to produce metallic alloys was developed by Benjamin and co-workers. This novel technique, called Mechanical Alloying (MA), involves the repeated welding, working hardening, and fracture of metallic powders to form an alloy. The research presented in this thesis describes the use of the MA process to form polymer blends. Until recently there has been no published work discussing the possibility of using this technique with polymers. This research lays the ground work for using the MA process to produce polymer blends by comparing this technique to conventional polymer processing techniques. The MA process was used to form blends of polypropylene (PP) and a liquid crystalline polymer (LCP). Samples were prepared and then characterized using thermal analysis via differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA). Mechanical testing, Fourier transform infrared (FTIR) spectroscopy and X-ray diffraction (XRD) were performed on the materials. Scanning electron micrographs (SEM) of fracture surfaces are also presented. The results suggest that the solid state mechanical alloying process is a viable technique to form polymer blends.","abstract_html":"In the early 1970's a new processing technique to produce metallic alloys was developed by Benjamin and co-workers. This novel technique, called Mechanical Alloying (MA), involves the repeated welding, working hardening, and fracture of metallic powders to form an alloy. The research presented in this thesis describes the use of the MA process to form polymer blends. Until recently there has been no published work discussing the possibility of using this technique with polymers. This research lays the ground work for using the MA process to produce polymer blends by comparing this technique to conventional polymer processing techniques. The MA process was used to form blends of polypropylene (PP) and a liquid crystalline polymer (LCP). Samples were prepared and then characterized using thermal analysis via differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA). Mechanical testing, Fourier transform infrared (FTIR) spectroscopy and X-ray diffraction (XRD) were performed on the materials. Scanning electron micrographs (SEM) of fracture surfaces are also presented. The results suggest that the solid state mechanical alloying process is a viable technique to form polymer blends.","abstract_has_math":false,"creators":["Farrell, Michael P."],"institution":"Virginia Tech","degree_name":"Master of Science","degree_level":"masters","degree_discipline":"Materials Science and Engineering","degree_department":"Materials Science and Engineering","school":null,"contributors":[],"advisors":[],"committee_chairs":["Kander, Ronald G."],"committee_members":["Aning, Alexander O.","Love, Brian J."],"year":1994,"date_issued":"1994-12-05","date_published":"1994-12-05","updated_at":"2026-07-22T22:19:59Z","subjects":["Mechanical Alloying (MA)","metallic alloys"],"languages":["en"],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[{"key":"dc:identifier.other","label":"Dc Identifier Other","values":["etd-12042009-020316"],"render_values":[{"text":"etd-12042009-020316","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/10919/46114","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.committeechair","label":"Committee Chair","values":["Kander, Ronald G."]},{"key":"dc:contributor.committeemember","label":"Committee Member","values":["Aning, Alexander O.","Love, Brian J."]},{"key":"dc:contributor.department","label":"Department","values":["Materials Science and Engineering"]},{"key":"dc:creator","label":"Author","values":["Farrell, Michael P."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-03-14T21:51:00Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-03-14T21:51:00Z","2009-12-04"]},{"key":"dc:date.issued","label":"Date","values":["1994-12-05"]},{"key":"dc:publisher","label":"Institution","values":["Virginia Tech"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.dcmitype","label":"Dc Type Dcmitype","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Materials Science and Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Virginia Polytechnic Institute and State University"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Mechanical Alloying (MA)","metallic alloys"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["In Copyright"]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.other","label":"Dc Identifier Other","values":["etd-12042009-020316"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/46114"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["In the early 1970's a new processing technique to produce metallic alloys was developed by Benjamin and co-workers. This novel technique, called Mechanical Alloying (MA), involves the repeated welding, working hardening, and fracture of metallic powders to form an alloy. The research presented in this thesis describes the use of the MA process to form polymer blends. Until recently there has been no published work discussing the possibility of using this technique with polymers. This research lays the ground work for using the MA process to produce polymer blends by comparing this technique to conventional polymer processing techniques. The MA process was used to form blends of polypropylene (PP) and a liquid crystalline polymer (LCP). Samples were prepared and then characterized using thermal analysis via differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA). Mechanical testing, Fourier transform infrared (FTIR) spectroscopy and X-ray diffraction (XRD) were performed on the materials. Scanning electron micrographs (SEM) of fracture surfaces are also presented. The results suggest that the solid state mechanical alloying process is a viable technique to form polymer blends."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["Master of Science"]},{"key":"dc:format.medium","label":"Dc Format Medium","values":["BTD"]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Polymer blends formed by the solid state mechanical alloying process"]}]}],"canonical_facts":{"dc:contributor.committeechair":["Kander, Ronald G."],"dc:contributor.committeemember":["Aning, Alexander O.","Love, Brian J."],"dc:contributor.department":["Materials Science and Engineering"],"dc:creator":["Farrell, Michael P."],"dc:date.accessioned":["2014-03-14T21:51:00Z"],"dc:date.available":["2014-03-14T21:51:00Z","2009-12-04"],"dc:date.issued":["1994-12-05"],"dc:description.abstract":["In the early 1970's a new processing technique to produce metallic alloys was developed by Benjamin and co-workers. 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