{"id":"https://openalex.org/W2335722669","doi":"https://doi.org/10.1295/koron1944.23.799","title":"The Effects of Average Molecular Weight and Its Distribution on Mechanical Properties of Polypropylene","display_name":"The Effects of Average Molecular Weight and Its Distribution on Mechanical Properties of Polypropylene","publication_year":1966,"publication_date":"1966-01-01","ids":{"openalex":"https://openalex.org/W2335722669","doi":"https://doi.org/10.1295/koron1944.23.799","mag":"2335722669"},"language":"en","primary_location":{"id":"doi:10.1295/koron1944.23.799","doi":"https://doi.org/10.1295/koron1944.23.799","is_oa":true,"landing_page_url":"https://doi.org/10.1295/koron1944.23.799","pdf_url":"https://www.jstage.jst.go.jp/article/koron1944/23/259/23_259_799/_pdf","source":{"id":"https://openalex.org/S4210219885","display_name":"Kobunshi Kagaku","issn_l":"0023-2556","issn":["0023-2556","1884-8079"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Kobunshi Kagaku","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.jstage.jst.go.jp/article/koron1944/23/259/23_259_799/_pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111674598","display_name":"Masamichi Sato","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210133192","display_name":"Nitto Boseki (Japan)","ror":"https://ror.org/03c55am86","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210133192"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masamichi Sato","raw_affiliation_strings":["\u65e5\u6771\u7d21\u7e3e\u682a\u5f0f\u4f1a\u793e\u5316\u7e4a\u7814\u7a76\u6240"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u65e5\u6771\u7d21\u7e3e\u682a\u5f0f\u4f1a\u793e\u5316\u7e4a\u7814\u7a76\u6240","institution_ids":["https://openalex.org/I4210133192"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071020559","display_name":"Osamu Ishizuka","orcid":"https://orcid.org/0000-0001-7223-0284","observed_orcids":["https://orcid.org/0000-0001-7223-0284"]},"institutions":[{"id":"https://openalex.org/I4210133192","display_name":"Nitto Boseki (Japan)","ror":"https://ror.org/03c55am86","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210133192"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Osamu Ishizuka","raw_affiliation_strings":["\u65e5\u6771\u7d21\u7e3e\u682a\u5f0f\u4f1a\u793e\u5316\u7e4a\u7814\u7a76\u6240"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u65e5\u6771\u7d21\u7e3e\u682a\u5f0f\u4f1a\u793e\u5316\u7e4a\u7814\u7a76\u6240","institution_ids":["https://openalex.org/I4210133192"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210133192"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"23","issue":"259","first_page":"799","last_page":"806"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10389","display_name":"Polymer crystallization and properties","score":0.9994999766349792,"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"}},"topics":[{"id":"https://openalex.org/T10389","display_name":"Polymer crystallization and properties","score":0.9994999766349792,"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/T11379","display_name":"Rheology and Fluid Dynamics Studies","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1507","display_name":"Fluid Flow and Transfer Processes"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/polypropylene","display_name":"polypropylene","score":1.0},{"id":"https://openalex.org/keywords/molecular-weight","display_name":"molecular weight","score":0.7699999809265137},{"id":"https://openalex.org/keywords/molecular-weight-distribution","display_name":"molecular weight distribution","score":0.9990000128746033},{"id":"https://openalex.org/keywords/mechanical-properties","display_name":"mechanical properties","score":0.8949999809265137},{"id":"https://openalex.org/keywords/low-crystallinity","display_name":"low crystallinity","score":0.7049999833106995},{"id":"https://openalex.org/keywords/melt-viscosity","display_name":"melt viscosity","score":0.492000013589859},{"id":"https://openalex.org/keywords/melting-point","display_name":"melting point","score":0.9369999766349792},{"id":"https://openalex.org/keywords/logarithmic-normal-distribution","display_name":"logarithmic normal distribution","score":0.7720000147819519},{"id":"https://openalex.org/keywords/polymer-fractionation","display_name":"polymer fractionation","score":0.42100000381469727}],"concepts":[{"id":"https://openalex.org/C2777973245","wikidata":"https://www.wikidata.org/wiki/Q146174","display_name":"Polypropylene","level":2,"score":0.8630478382110596},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.5487200021743774},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.5129194259643555},{"id":"https://openalex.org/C158117686","wikidata":"https://www.wikidata.org/wiki/Q909693","display_name":"Molar mass distribution","level":3,"score":0.504273533821106},{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.4319829046726227},{"id":"https://openalex.org/C126348684","wikidata":"https://www.wikidata.org/wiki/Q3456979","display_name":"Polymer science","level":1,"score":0.37325674295425415},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.30461549758911133},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.08541744947433472},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.07124143838882446}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1295/koron1944.23.799","doi":"https://doi.org/10.1295/koron1944.23.799","is_oa":true,"landing_page_url":"https://doi.org/10.1295/koron1944.23.799","pdf_url":"https://www.jstage.jst.go.jp/article/koron1944/23/259/23_259_799/_pdf","source":{"id":"https://openalex.org/S4210219885","display_name":"Kobunshi Kagaku","issn_l":"0023-2556","issn":["0023-2556","1884-8079"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Kobunshi Kagaku","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1295/koron1944.23.799","doi":"https://doi.org/10.1295/koron1944.23.799","is_oa":true,"landing_page_url":"https://doi.org/10.1295/koron1944.23.799","pdf_url":"https://www.jstage.jst.go.jp/article/koron1944/23/259/23_259_799/_pdf","source":{"id":"https://openalex.org/S4210219885","display_name":"Kobunshi Kagaku","issn_l":"0023-2556","issn":["0023-2556","1884-8079"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Kobunshi Kagaku","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2335722669.pdf","grobid_xml":"https://content.openalex.org/works/W2335722669.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2078912663","https://openalex.org/W2326246985","https://openalex.org/W1970497101","https://openalex.org/W2104305579","https://openalex.org/W618403921","https://openalex.org/W626547729","https://openalex.org/W2068740880","https://openalex.org/W2605168447","https://openalex.org/W2315249305","https://openalex.org/W2034014811"],"abstract_inverted_index":{"\u30dd\u30ea\u30d7\u30ed\u30d4\u30ec\u30f3\u306e\u7269\u7406\u7684\u304a\u3088\u3073\u6a5f\u68b0\u7684\u6027\u8cea\u306b\u95a2\u3059\u308b\u5206\u5b50\u91cf\u304a\u3088\u3073\u5206\u5b50\u91cf\u5206\u5e03\u306e\u5f71\u97ff\u306b\u3064\u3044\u3066\u691c\u8a0e\u3092\u884c\u306a\u3063\u305f\u3002\u307e\u305a,":[0],"\u5e02\u8ca9\u306e\u30dd\u30ea\u30d7\u30ed\u30d4\u30ec\u30f3\u3092\u5206\u5225\u3057\u305f\u7d50\u679c,":[1],"[\u03b7]":[2,11],"\u306e\u5c0f\u3055\u3044\u30d5\u30e9\u30af\u30b7\u30e7\u30f3\u306b\u306f\u4f4e\u7d50\u6676\u6027\u6210\u5206\u304c\u591a\u304f\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u3092,":[3],"\u8d64\u5916,":[4],"X\u7dda,":[5],"\u6eb6\u5264\u62bd\u51fa\u6cd5\u306b\u3088\u3063\u3066\u78ba\u8a8d\u3057\u305f\u3002\u307e\u305f,":[6],"\u5206\u5225\u7269\u3092\u5bfe\u6570\u6b63\u898f\u5206\u5e03\u8868\u793a\u6cd5\u306b\u3088\u3063\u3066Mw/Mn\u306e\u6bd4\u304c2\u304a\u3088\u307310\u306b\u306a\u308b\u3088\u3046\u306b\u6df7\u5408\u3057\u3066,":[7],"\u5206\u5225\u7269\u304a\u3088\u3073\u5206\u5225\u6df7\u5408\u4f53\u306b\u3064\u3044\u3066\u878d\u70b9,":[8],"\u8377\u91cd\u4f38\u9577\u66f2\u7dda\u3092\u6c42\u3081\u305f\u3002\u307e\u305a,":[9],"\u878d\u70b9\u6e2c\u5b9a\u306e\u7d50\u679c\u3067\u306f":[10],"\u306e1.50\u4ee5\u4e0b\u306e\u7bc4\u56f2\u3067\u306f,":[12],"\u878d\u70b9\u306f\u5206\u5b50\u91cf\u304a\u3088\u3073\u4f4e\u7d50\u6676\u6027\u306b\u5f37\u304f\u4f9d\u5b58\u3059\u308b\u3053\u3068\u3092\u77e5\u3063\u305f\u3002\u307e\u305f,":[13],"\u540c\u69d8\u306e\u8a66\u6599\u306b\u3064\u3044\u3066\u8377\u91cd\u4f38\u9577\u66f2\u7dda\u3092\u6c42\u3081\u305f\u7d50\u679c,":[14],"\u305d\u308c\u3089\u8af8\u6027\u8cea\u306e\u5206\u5b50\u91cf,":[15],"\u4f4e\u7d50\u6676\u6027\u304a\u3088\u3073\u5206\u5b50\u91cf\u5206\u5e03\u306b\u5bfe\u3059\u308b\u4f9d\u5b58\u6027\u3092\u78ba\u7acb\u3057\u305f\u3002":[16]},"counts_by_year":[],"updated_date":"2026-08-10T07:06:39.071514","created_date":"2016-06-24T00:00:00"}