{"id":{"repo_id":"unt","oai_identifier":"info:ark/67531/metadc3009"},"canonical_url":"https://search.dev.ndltd.org/etd/unt/info:ark/67531/metadc3009","repository":{"repo_id":"unt","name":"University of North Texas","base_url":"https://digital.library.unt.edu/oai/"},"display":{"title":"Mineral-filled polypropylene: Improvement of scratch resistance","abstract":"A potential alternative to acrylonitrile-butadiene-styrene (ABS) and polycarbonate+ABS (PC+ABS), pigmented mineral-filled polypropylene (PP) finds an opening in automotive interior components such as instrument panels, knee bolsters, consoles, etc. Because of the lack of surface aesthetics, pigmented mineral-filled PP is experiencing a limitation to its acceptance in many applications. This study focuses on exploring various mineral fillers and additives in polypropylene to provide a material with enhanced scratch resistance. Several physical properties including Rockwell and Shore D hardness are investigated, and it is determined that Filler W improves scratch resistance. It is also determined that Filler T-filled-PP has poor scratch resistance even with the addition of a lubricant.","abstract_html":"A potential alternative to acrylonitrile-butadiene-styrene (ABS) and polycarbonate+ABS (PC+ABS), pigmented mineral-filled polypropylene (PP) finds an opening in automotive interior components such as instrument panels, knee bolsters, consoles, etc. Because of the lack of surface aesthetics, pigmented mineral-filled PP is experiencing a limitation to its acceptance in many applications. This study focuses on exploring various mineral fillers and additives in polypropylene to provide a material with enhanced scratch resistance. Several physical properties including Rockwell and Shore D hardness are investigated, and it is determined that Filler W improves scratch resistance. It is also determined that Filler T-filled-PP has poor scratch resistance even with the addition of a lubricant.","abstract_has_math":false,"creators":["Khatib, Jamal F."],"institution":"University of North Texas","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":["Brostow, Witold, 1934-","Gnade, Bruce","Menard, Kevin P."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2001,"date_issued":"2001-12","date_published":"2001-12","updated_at":"2026-07-24T05:34:52Z","subjects":["Polypropylene.","pigmented mineral-filled polypropylene","scratch resistance","mineral fillers","lubricant"],"languages":["English"],"rights":["Use restricted to UNT Community","Copyright","Khatib, Jamal F.","Copyright is held by the author, unless otherwise noted. All rights reserved."],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["oclc: 52002512","https://digital.library.unt.edu/ark:/67531/metadc3009/","ark: ark:/67531/metadc3009"],"render_values":[{"text":"oclc: 52002512","href":null,"code":true},{"text":"https://digital.library.unt.edu/ark:/67531/metadc3009/","href":"https://digital.library.unt.edu/ark:/67531/metadc3009/","code":true},{"text":"ark: ark:/67531/metadc3009","href":null,"code":true}]}]},"links":{"outbound_url":"https://doi.org/10.12794/metadc3009","outbound_label":"DOI","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Brostow, Witold, 1934-","Gnade, Bruce","Menard, Kevin P."]},{"key":"dc:creator","label":"Author","values":["Khatib, Jamal F."]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2001-12"]},{"key":"dc:publisher","label":"Institution","values":["University of North Texas"]},{"key":"dc:type","label":"Dc Type","values":["Thesis or Dissertation"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Polypropylene.","pigmented mineral-filled polypropylene","scratch resistance","mineral fillers","lubricant"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:rights","label":"Dc Rights","values":["Use restricted to UNT Community","Copyright","Khatib, Jamal F.","Copyright is held by the author, unless otherwise noted. 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Several physical properties including Rockwell and Shore D hardness are investigated, and it is determined that Filler W improves scratch resistance. It is also determined that Filler T-filled-PP has poor scratch resistance even with the addition of a lubricant."]},{"key":"dc:format","label":"Dc Format","values":["Text"]},{"key":"dc:title","label":"Title","values":["Mineral-filled polypropylene: Improvement of scratch resistance"]}]}],"canonical_facts":{"dc:contributor":["Brostow, Witold, 1934-","Gnade, Bruce","Menard, Kevin P."],"dc:creator":["Khatib, Jamal F."],"dc:date":["2001-12"],"dc:description":["A potential alternative to acrylonitrile-butadiene-styrene (ABS) and polycarbonate+ABS (PC+ABS), pigmented mineral-filled polypropylene (PP) finds an opening in automotive interior components such as instrument panels, knee bolsters, consoles, etc. Because of the lack of surface aesthetics, pigmented mineral-filled PP is experiencing a limitation to its acceptance in many applications. This study focuses on exploring various mineral fillers and additives in polypropylene to provide a material with enhanced scratch resistance. Several physical properties including Rockwell and Shore D hardness are investigated, and it is determined that Filler W improves scratch resistance. It is also determined that Filler T-filled-PP has poor scratch resistance even with the addition of a lubricant."],"dc:format":["Text"],"dc:identifier":["oclc: 52002512","doi: 10.12794/metadc3009","https://digital.library.unt.edu/ark:/67531/metadc3009/","ark: ark:/67531/metadc3009"],"dc:language":["English"],"dc:publisher":["University of North Texas"],"dc:rights":["Use restricted to UNT Community","Copyright","Khatib, Jamal F.","Copyright is held by the author, unless otherwise noted. 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