{"id":"https://openalex.org/W4211258232","doi":"https://doi.org/10.22146/ijc.68558","title":"Influence of LLDPE-g-MA on Mechanical Properties, Degradation Performance and Water Absorption of Thermoplastic Sago Starch Blends","display_name":"Influence of LLDPE-g-MA on Mechanical Properties, Degradation Performance and Water Absorption of Thermoplastic Sago Starch Blends","publication_year":2022,"publication_date":"2022-01-04","ids":{"openalex":"https://openalex.org/W4211258232","doi":"https://doi.org/10.22146/ijc.68558"},"language":"en","primary_location":{"id":"doi:10.22146/ijc.68558","doi":"https://doi.org/10.22146/ijc.68558","is_oa":true,"landing_page_url":"https://doi.org/10.22146/ijc.68558","pdf_url":"https://jurnal.ugm.ac.id/ijc/article/download/68558/32836","source":{"id":"https://openalex.org/S2764840418","display_name":"Indonesian Journal of Chemistry","issn_l":"1411-9420","issn":["1411-9420","2460-1578"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","dongbi-d","poland-40","russia-white-list-3"],"host_organization":"https://openalex.org/P4310314959","host_organization_name":"Gadjah Mada University","host_organization_lineage":["https://openalex.org/P4310314959"],"host_organization_lineage_names":["Gadjah Mada University"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Indonesian Journal of Chemistry","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://jurnal.ugm.ac.id/ijc/article/download/68558/32836","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5081404995","display_name":"Denny Akbar Tanjung","orcid":"https://orcid.org/0000-0003-3556-4351","observed_orcids":["https://orcid.org/0000-0003-3556-4351"]},"institutions":[{"id":"https://openalex.org/I4210146508","display_name":"Medan Area University","ror":"https://ror.org/046581250","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210146508"]},{"id":"https://openalex.org/I55892964","display_name":"Andalas University","ror":"https://ror.org/04ded0672","country_code":"ID","type":"education","lineage":["https://openalex.org/I55892964"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Denny Akbar Tanjung","raw_affiliation_strings":["Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia,\nDepartment of Agrotechnology, Faculty of Agriculture, Universitas Medan Area, Medan-20223, Indonesia"],"raw_orcid":"https://orcid.org/0000-0003-3556-4351","affiliations":[{"raw_affiliation_string":"Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia,\nDepartment of Agrotechnology, Faculty of Agriculture, Universitas Medan Area, Medan-20223, Indonesia","institution_ids":["https://openalex.org/I4210146508","https://openalex.org/I55892964"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090724032","display_name":"Novesar Jamarun","orcid":"https://orcid.org/0000-0001-8284-145X","observed_orcids":["https://orcid.org/0000-0001-8284-145X"]},"institutions":[{"id":"https://openalex.org/I55892964","display_name":"Andalas University","ror":"https://ror.org/04ded0672","country_code":"ID","type":"education","lineage":["https://openalex.org/I55892964"]}],"countries":["ID"],"is_corresponding":true,"raw_author_name":"Novesar Jamarun","raw_affiliation_strings":["Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia"],"raw_orcid":"https://orcid.org/0000-0001-8284-145X","affiliations":[{"raw_affiliation_string":"Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia","institution_ids":["https://openalex.org/I55892964"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065906748","display_name":"Syukri Arief","orcid":"https://orcid.org/0000-0001-8730-1401","observed_orcids":["https://orcid.org/0000-0001-8730-1401"]},"institutions":[{"id":"https://openalex.org/I55892964","display_name":"Andalas University","ror":"https://ror.org/04ded0672","country_code":"ID","type":"education","lineage":["https://openalex.org/I55892964"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Syukri Arief","raw_affiliation_strings":["Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia"],"raw_orcid":"https://orcid.org/0000-0001-8730-1401","affiliations":[{"raw_affiliation_string":"Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia","institution_ids":["https://openalex.org/I55892964"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018207150","display_name":"Hermansyah Aziz","orcid":"https://orcid.org/0000-0001-6104-4590","observed_orcids":["https://orcid.org/0000-0001-6104-4590"]},"institutions":[{"id":"https://openalex.org/I55892964","display_name":"Andalas University","ror":"https://ror.org/04ded0672","country_code":"ID","type":"education","lineage":["https://openalex.org/I55892964"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Hermansyah Aziz","raw_affiliation_strings":["Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia"],"raw_orcid":"https://orcid.org/0000-0001-6104-4590","affiliations":[{"raw_affiliation_string":"Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia","institution_ids":["https://openalex.org/I55892964"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050256022","display_name":"Ahmad Hafizullah Ritonga","orcid":"https://orcid.org/0000-0002-8415-5549","observed_orcids":["https://orcid.org/0000-0002-8415-5549"]},"institutions":[{"id":"https://openalex.org/I4210099277","display_name":"Universitas Sari Mutiara Indonesia","ror":"https://ror.org/00zk5w269","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210099277"]},{"id":"https://openalex.org/I55892964","display_name":"Andalas University","ror":"https://ror.org/04ded0672","country_code":"ID","type":"education","lineage":["https://openalex.org/I55892964"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Ahmad Hafizullah Ritonga","raw_affiliation_strings":["Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia,\nDepartment of Chemistry, Faculty of Science, Technology, and Information, University of Sari Mutiara Indonesia, Medan-20123, Indonesia"],"raw_orcid":"https://orcid.org/0000-0002-8415-5549","affiliations":[{"raw_affiliation_string":"Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia,\nDepartment of Chemistry, Faculty of Science, Technology, and Information, University of Sari Mutiara Indonesia, Medan-20123, Indonesia","institution_ids":["https://openalex.org/I4210099277","https://openalex.org/I55892964"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027034063","display_name":"Boy Isfa","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55892964","display_name":"Andalas University","ror":"https://ror.org/04ded0672","country_code":"ID","type":"education","lineage":["https://openalex.org/I55892964"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Boy Isfa","raw_affiliation_strings":["Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Andalas, Padang-25163, Indonesia","institution_ids":["https://openalex.org/I55892964"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5090724032"],"corresponding_institution_ids":["https://openalex.org/I55892964"],"apc_list":{"value":300,"currency":"USD","value_usd":300},"apc_paid":{"value":300,"currency":"USD","value_usd":300},"fwci":0.9832,"has_fulltext":true,"cited_by_count":20,"citation_normalized_percentile":{"value":0.66227109,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"22","issue":"1","first_page":"171","last_page":"171"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.823199987411499,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.823199987411499,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10513","display_name":"Natural Fiber Reinforced Composites","score":0.08560000360012054,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10389","display_name":"Polymer crystallization and properties","score":0.03920000046491623,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/sago-starch","display_name":"sago starch","score":0.7620000243186951},{"id":"https://openalex.org/keywords/starch-plasticization","display_name":"starch plasticization","score":0.43299999833106995},{"id":"https://openalex.org/keywords/glycerol","display_name":"glycerol","score":0.7760000228881836},{"id":"https://openalex.org/keywords/tensile-strength","display_name":"tensile strength","score":0.9359999895095825},{"id":"https://openalex.org/keywords/elongation-at-break","display_name":"elongation at break","score":0.953000009059906},{"id":"https://openalex.org/keywords/young-s-modulus","display_name":"Young's modulus","score":0.8840000033378601},{"id":"https://openalex.org/keywords/surface-morphology","display_name":"surface morphology","score":0.9120000004768372},{"id":"https://openalex.org/keywords/interfacial-adhesion","display_name":"interfacial adhesion","score":0.9639999866485596},{"id":"https://openalex.org/keywords/water-uptake","display_name":"water absorption","score":0.9670000076293945},{"id":"https://openalex.org/keywords/biodegradation","display_name":"biodegradation","score":0.8259999752044678},{"id":"https://openalex.org/keywords/biodegradable-polymers","display_name":"biodegradable polymers","score":0.6539999842643738}],"concepts":[{"id":"https://openalex.org/C75841233","wikidata":"https://www.wikidata.org/wiki/Q1863987","display_name":"Linear low-density polyethylene","level":3,"score":0.9587041139602661},{"id":"https://openalex.org/C168314062","wikidata":"https://www.wikidata.org/wiki/Q2550696","display_name":"Absorption of water","level":2,"score":0.7285538911819458},{"id":"https://openalex.org/C112950240","wikidata":"https://www.wikidata.org/wiki/Q76005","display_name":"Ultimate tensile strength","level":2,"score":0.6713087558746338},{"id":"https://openalex.org/C529335014","wikidata":"https://www.wikidata.org/wiki/Q41534","display_name":"Starch","level":2,"score":0.6341278553009033},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5964473485946655},{"id":"https://openalex.org/C2781247691","wikidata":"https://www.wikidata.org/wiki/Q380677","display_name":"Thermoplastic","level":2,"score":0.5214238166809082},{"id":"https://openalex.org/C2777666793","wikidata":"https://www.wikidata.org/wiki/Q412377","display_name":"Maleic anhydride","level":4,"score":0.4901946187019348},{"id":"https://openalex.org/C33947775","wikidata":"https://www.wikidata.org/wiki/Q271439","display_name":"Elongation","level":3,"score":0.4289016127586365},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.3979046046733856},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.2937126159667969},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.24996894598007202},{"id":"https://openalex.org/C15920480","wikidata":"https://www.wikidata.org/wiki/Q421281","display_name":"Copolymer","level":3,"score":0.1959376335144043},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.1445874273777008}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.22146/ijc.68558","doi":"https://doi.org/10.22146/ijc.68558","is_oa":true,"landing_page_url":"https://doi.org/10.22146/ijc.68558","pdf_url":"https://jurnal.ugm.ac.id/ijc/article/download/68558/32836","source":{"id":"https://openalex.org/S2764840418","display_name":"Indonesian Journal of Chemistry","issn_l":"1411-9420","issn":["1411-9420","2460-1578"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","dongbi-d","poland-40","russia-white-list-3"],"host_organization":"https://openalex.org/P4310314959","host_organization_name":"Gadjah Mada University","host_organization_lineage":["https://openalex.org/P4310314959"],"host_organization_lineage_names":["Gadjah Mada University"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Indonesian Journal of Chemistry","raw_type":"journal-article"},{"id":"pmh:oai:journal.ugm.ac.id:article/68558","doi":null,"is_oa":true,"landing_page_url":"https://journal.ugm.ac.id/ijc/article/view/68558","pdf_url":"https://journal.ugm.ac.id/ijc/article/download/68558/32836","source":{"id":"https://openalex.org/S4306400707","display_name":"Indonesian Journal of Biotechnology (Universitas Gadjah Mada)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I165230279","host_organization_name":"Universitas Gadjah Mada","host_organization_lineage":["https://openalex.org/I165230279"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"1411-9420","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:8e87256bde364f119dd1656dfca4ebbd","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/8e87256bde364f119dd1656dfca4ebbd","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Indonesian Journal of Chemistry, Vol 22, Iss 1, Pp 171-178 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.22146/ijc.68558","doi":"https://doi.org/10.22146/ijc.68558","is_oa":true,"landing_page_url":"https://doi.org/10.22146/ijc.68558","pdf_url":"https://jurnal.ugm.ac.id/ijc/article/download/68558/32836","source":{"id":"https://openalex.org/S2764840418","display_name":"Indonesian Journal of Chemistry","issn_l":"1411-9420","issn":["1411-9420","2460-1578"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","dongbi-d","poland-40","russia-white-list-3"],"host_organization":"https://openalex.org/P4310314959","host_organization_name":"Gadjah Mada University","host_organization_lineage":["https://openalex.org/P4310314959"],"host_organization_lineage_names":["Gadjah Mada University"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Indonesian Journal of Chemistry","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/12","display_name":"Responsible consumption and production","score":0.7811999917030334}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320328515","display_name":"Lembaga Pengelola Dana Pendidikan","ror":"https://ror.org/05p2xef58"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4211258232.pdf","grobid_xml":"https://content.openalex.org/works/W4211258232.grobid-xml"},"referenced_works_count":22,"referenced_works":["https://openalex.org/W1973282653","https://openalex.org/W1984469610","https://openalex.org/W2017845071","https://openalex.org/W2052293077","https://openalex.org/W2059375135","https://openalex.org/W2062608459","https://openalex.org/W2069589040","https://openalex.org/W2286014214","https://openalex.org/W2335506598","https://openalex.org/W2551622947","https://openalex.org/W2763523048","https://openalex.org/W2793028641","https://openalex.org/W2794365738","https://openalex.org/W2907098695","https://openalex.org/W2914383580","https://openalex.org/W2970857186","https://openalex.org/W3000257533","https://openalex.org/W3015280257","https://openalex.org/W3038397275","https://openalex.org/W3048919199","https://openalex.org/W3080776666","https://openalex.org/W3097179451"],"related_works":["https://openalex.org/W4317107302","https://openalex.org/W2069589040","https://openalex.org/W1996764360","https://openalex.org/W118529381","https://openalex.org/W2009782279","https://openalex.org/W4206388462","https://openalex.org/W2919184350","https://openalex.org/W2919917658","https://openalex.org/W2895687025","https://openalex.org/W2083285665"],"abstract_inverted_index":{"The":[0,67,96,114,137,164],"addition":[1,90,97],"of":[2,7,28,31,46,91,117,133],"LLDPE-g-MA":[3,36,92,149,162],"into":[4],"the":[5,44,89,118,130,134,145,148,169],"compound":[6],"sago":[8,32],"starch/LLDPE":[9],"was":[10,26,37,81],"studied":[11],"to":[12,85,142,156,180],"improve":[13],"its":[14],"mechanical,":[15],"morphology,":[16],"degradation":[17,165],"performance,":[18],"and":[19,34,52,60,108],"water":[20,138],"absorption":[21,139],"properties.":[22],"Thermoplastic":[23],"Sago":[24],"Starch":[25],"composed":[27],"a":[29,101],"mixture":[30],"starch":[33],"glycerol.":[35],"prepared":[38],"in":[39,72,100,104,147],"varied":[40],"concentrations":[41],"based":[42],"on":[43],"weight":[45],"TPSS":[47],"(0,":[48],"6,":[49],"8,":[50],"10,":[51],"14":[53,157],"wt.%)":[54],"by":[55],"reacting":[56],"LLDPE,":[57],"maleic":[58],"anhydride,":[59],"benzoyl":[61],"peroxide":[62],"using":[63],"an":[64,70,121],"internal":[65],"mixer.":[66],"results":[68],"showed":[69,167],"increase":[71,146],"values":[73],"obtained":[74],"from":[75,83,151],"mechanical":[76],"tests,":[77],"i.e.,":[78],"tensile":[79],"strength":[80],"improved":[82],"0.6902":[84],"3.6187":[86],"N/mm2":[87,110],"with":[88,144],"at":[93,106,159],"10":[94,160],"wt.%.":[95],"also":[98],"resulted":[99],"1.44%":[102],"increment":[103],"elongation":[105],"break":[107],"251":[109],"for":[111,178],"Young's":[112],"Modulus.":[113],"surface":[115,132],"morphology":[116],"sample":[119,170],"demonstrated":[120],"excellent":[122],"interfacial":[123],"adhesion":[124],"reaction":[125],"or":[126],"LLDPE":[127],"dispersion":[128],"over":[129],"entire":[131],"matrix":[135],"(starch).":[136],"test":[140],"continued":[141],"decrease":[143],"concentration":[150],"53":[152],"wt.%":[153,158,161],"(without":[154],"LLDPE-g-MA)":[155],"concentration.":[163],"performance":[166],"that":[168],"could":[171],"be":[172],"degraded":[173],"under":[174],"all":[175],"three":[176],"conditions":[177],"up":[179],"30":[181],"days.":[182]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":4}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2022-02-13T00:00:00"}
