{"@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/1390282680108359808.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.1246/nikkashi1898.70.2_191"}},{"identifier":{"@type":"NDL_BIB_ID","@value":"8198089"}},{"identifier":{"@type":"URI","@value":"http://id.ndl.go.jp/bib/8198089"}},{"identifier":{"@type":"URI","@value":"https://ndlsearch.ndl.go.jp/books/R000000004-I8198089"}},{"identifier":{"@type":"URI","@value":"https://www.jstage.jst.go.jp/article/nikkashi1898/70/2/70_2_191/_pdf"}},{"identifier":{"@type":"NAID","@value":"130004277651"}}],"dc:title":[{"@language":"en","@value":"Polymerization of Styrene by Copper(II) Chelate of β-Diketone Containing Dihydropyran Ring"},{"@value":"ジヒドロピラン環を含むβ-ジケトン銅(II)キレートを開始剤とするスチレンの重合"},{"@language":"ja-Kana","@value":"ジヒドロピランカン オ フクム ベータ-ジケトン ドウ II キレート オ カイシザイ ト スル スチレン ノ ジュウゴウ"}],"dc:language":"ja","description":[{"type":"abstract","notation":[{"@value":"ピペリジンを触媒として,アクロレイン二量体とアセチルアセトンとを反応させると,収率38.2%で,bp120～123℃/6mmHgの留分[A]が得られた。Aと酢酸銅(II)から,銅(II)キレート[B](mp136℃)が生成した。アセチルアセトンの銅(II)キレートはスチレンの重合を開始しなかったが,銅キレートBは高い重合活性を示し,重合の進行とともに茶褐色の銅の沈殿を生成した。重合はラジカル機構で進行し,重合速度は銅キレート濃度の1/2乗,スチレン濃度の1.8乗に比例した。重合反応のみかけの活性化エネルギーは20.1kcal/molであった。また四塩化炭素を溶媒としてスチレンの重合を行なうと,重合は著しく加速された。なお赤外吸収スペクトルから,得られたポリマー鎖にリガンドを含むことが見出された。"}],"abstractLicenseFlag":"disallow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1410290696727015552","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000253693547"}],"foaf:name":[{"@language":"en","@value":"UEHARA Kaku"},{"@language":"ja","@value":"上原 赫"}],"jpcoar:affiliationName":[{"@language":"ja","@value":"大阪府立大学工学部応用化学教室"}]},{"@id":"https://cir.nii.ac.jp/crid/1410290696727015554","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000256416519"}],"foaf:name":[{"@language":"en","@value":"NISHI Toshitaka"},{"@language":"ja","@value":"西 敏孝"}],"jpcoar:affiliationName":[{"@language":"ja","@value":"大阪府立大学工学部応用化学教室"}]},{"@id":"https://cir.nii.ac.jp/crid/1410290696727015553","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000256416520"}],"foaf:name":[{"@language":"en","@value":"MATSUMURA Tekeaki"},{"@language":"ja","@value":"松村 武明"}],"jpcoar:affiliationName":[{"@language":"ja","@value":"大阪府立大学工学部応用化学教室"}]},{"@id":"https://cir.nii.ac.jp/crid/1410290696727015555","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000256416521"}],"foaf:name":[{"@language":"en","@value":"TAMURA Fumio"},{"@language":"ja","@value":"田村 章雄"}],"jpcoar:affiliationName":[{"@language":"ja","@value":"大阪府立大学工学部応用化学教室"}]},{"@id":"https://cir.nii.ac.jp/crid/1410290696727015556","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000256416522"}],"foaf:name":[{"@language":"en","@value":"MURATA Niro"},{"@language":"ja","@value":"村田 二郎"}],"jpcoar:affiliationName":[{"@language":"ja","@value":"大阪府立大学工学部応用化学教室"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"00232734"},{"@type":"EISSN","@value":"21850860"},{"@type":"NDL_BIB_ID","@value":"000000007550"},{"@type":"ISSN","@value":"00232734"},{"@type":"LISSN","@value":"00232734"},{"@type":"NCID","@value":"AN00080721"}],"prism:publicationName":[{"@language":"en","@value":"The Journal of the Society of Chemical Industry, Japan"},{"@language":"ja","@value":"工業化学雑誌"},{"@language":"en","@value":"The Journal of the Society of Chemical Industry, Japan"},{"@language":"ja","@value":"工業化学雑誌"}],"dc:publisher":[{"@language":"en","@value":"The Chemical Society of Japan"}],"prism:publicationDate":"1967","prism:volume":"70","prism:number":"2","prism:startingPage":"191","prism:endingPage":"194"},"reviewed":"false","url":[{"@id":"http://id.ndl.go.jp/bib/8198089"},{"@id":"https://ndlsearch.ndl.go.jp/books/R000000004-I8198089"},{"@id":"https://www.jstage.jst.go.jp/article/nikkashi1898/70/2/70_2_191/_pdf"}],"availableAt":"1967","foaf:topic":[{"@id":"https://cir.nii.ac.jp/all?q=General%20Medicine","dc:title":"General Medicine"}],"dataSourceIdentifier":[{"@type":"JALC","@value":"oai:japanlinkcenter.org:0037980991"},{"@type":"NDL_SEARCH","@value":"oai:ndlsearch.ndl.go.jp:R000000004-I8198089"},{"@type":"CROSSREF","@value":"10.1246/nikkashi1898.70.2_191"},{"@type":"CIA","@value":"130004277651"}]}