{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1390282679437546752.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.4325/seikeikakou.2.159"}},{"identifier":{"@type":"NAID","@value":"130003453047"}}],"dc:title":[{"@language":"en","@value":"Quantification of Weld-line and Quantitative Evaluation of its Molding Factors in Injection Molding"},{"@value":"射出成形ウェルドラインの定量化と成形要因の定量評価"}],"description":[{"type":"abstract","notation":[{"@language":"en","@value":"A quantitative study of the appearance quality of weld-line which had been previously examined by human eyes was performed.<br>ABS (Acrylonitrile-Butadiene Styrene) dumbbell samples were molded with a weld-line in the middle and the weld-line gap depths were measured by a surface roughness measuring instrument. An automatic-search multiple-regression analysis for optimum factors was applied in order to generalize the test results.<br>The results are summarized as follows;<br>(1) It became clear that weld-line quality could be quantified by weld-line gap depth.<br>(2) A reliable equation relating weld-line gap depth, resin viscosity at the weld and cavity pressure was obtained.<br>(3) The allowable limits of variation in molding factors for producing invisible weld-lines (below 1.0μm of weld-line gap depth) were determined using the multiple regression analysis."}],"abstractLicenseFlag":"disallow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1410009222367711616","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000252919068"}],"foaf:name":[{"@language":"en","@value":"KURODA Hideo"},{"@language":"ja","@value":"黒田 英夫"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Mitsubishi Heavy Industries, Ltd., Nagoya Research & Development Center"},{"@language":"ja","@value":"三菱重工業(株)名古屋研究所 産器研究室"}]},{"@id":"https://cir.nii.ac.jp/crid/1410009222367711744","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000252919069"}],"foaf:name":[{"@language":"en","@value":"SHIMOHIRA Katsuyoshi"},{"@language":"ja","@value":"下平 勝義"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Mitsubishi Heavy Industries, Ltd., Nagoya Research & Development Center"},{"@language":"ja","@value":"三菱重工業(株)名古屋研究所 産器研究室"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"09154027"},{"@type":"LISSN","@value":"09154027"},{"@type":"EISSN","@value":"18837417"}],"prism:publicationName":[{"@language":"en","@value":"Seikei-Kakou"},{"@language":"ja","@value":"成形加工"},{"@language":"en","@value":"Seikei-Kakou"},{"@language":"en","@value":"Journal of The Japan Society of Polymer Processing"},{"@language":"en","@value":"Seikei kako"},{"@language":"ja","@value":"成形加工"}],"dc:publisher":[{"@language":"en","@value":"The Japan Society of Polymer Processing"},{"@language":"ja","@value":"一般社団法人 プラスチック成形加工学会"}],"prism:publicationDate":"1990","prism:volume":"2","prism:number":"2","prism:startingPage":"159","prism:endingPage":"165"},"reviewed":"false","availableAt":"1990","foaf:topic":[{"@id":"https://cir.nii.ac.jp/all?q=Quantification","dc:title":"Quantification"},{"@id":"https://cir.nii.ac.jp/all?q=Weld-line","dc:title":"Weld-line"},{"@id":"https://cir.nii.ac.jp/all?q=Appearance%20quality","dc:title":"Appearance quality"},{"@id":"https://cir.nii.ac.jp/all?q=Multiple-regression","dc:title":"Multiple-regression"},{"@id":"https://cir.nii.ac.jp/all?q=ABS","dc:title":"ABS"},{"@id":"https://cir.nii.ac.jp/all?q=Gap%20depth","dc:title":"Gap depth"},{"@id":"https://cir.nii.ac.jp/all?q=Molding%20factor","dc:title":"Molding factor"}],"dataSourceIdentifier":[{"@type":"JALC","@value":"oai:japanlinkcenter.org:0034165846"},{"@type":"CROSSREF","@value":"10.4325/seikeikakou.2.159"},{"@type":"CIA","@value":"130003453047"}]}