{"@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/1390282680065944192.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.11364/networkpolymer1996.29.106"}},{"identifier":{"@type":"COI","@value":"1:CAS:528:DC%2BD1cXotlGnsrc%3D"}},{"identifier":{"@type":"NDL_BIB_ID","@value":"9561786"}},{"identifier":{"@type":"URI","@value":"http://id.ndl.go.jp/bib/9561786"}},{"identifier":{"@type":"URI","@value":"https://ndlsearch.ndl.go.jp/books/R000000004-I9561786"}},{"identifier":{"@type":"NAID","@value":"130003390116"}}],"dc:title":[{"@language":"en","@value":"Synthesis of Novel Alkoxysilane-Terminated Polyurethanes and Evaluation of BF<SUB>3</SUB>-Monoethylamine Complex as Their Curing Catalyst"},{"@language":"ja","@value":"新規なアルコキシシラン構造を末端にもつポリウレタンの合成と三フッ化ホウ素-モノエチルアミン錯体を触媒とする硬化反応"},{"@language":"ja-Kana","@value":"シンキナ アルコキシシラン コウゾウ オ マッタン ニ モツ ポリウレタン ノ ゴウセイ ト 3 フッカ ホウソ モノエチルアミン サクタイ オ ショクバイ ト スル コウカ ハンノウ"}],"dc:language":"ja","description":[{"type":"abstract","notation":[{"@language":"en","@value":"Novel alkoxysilane-terminated polyurethanes (silylated polyurethanes) were synthesized from isocyanateterminated polyurethane and silane endcappers having alkoxysilyl group. The silane endcappers were also synthesized by the conjugate reaction of 3-aminopropyltrialkoxysilane with acrylate monomers. The viscosities of the obtained silylated polyurethanes were lower than that of silylated polyurethane derived from untreated 3-aminopropyltrialkoxysilane. The silylated polyurethanes were evaluated by the curing speeds and the bond strengths to four adherends. Shorter alkyl groups of starting acrylate monomers led to higher curing speed. The tensile shear bond strength and adherence depended on trialkoxysilane end-capping ratio. The effects of BF<SUB>3</SUB>-monoethylamine complex (BF<SUB>3</SUB>-MEA) and dibutyltin dimethoxide (DBTDM) on the curing speeds and thermal stabilities were examined. BF3-MEA was significantly superior to DBTDM in terms of both the catalytic effect to cure the silylated polyurethanes and the thermal stability of cured silylated polyurethanes. The obtained silylated polyurethanes are useful as base polymers of environmentally-friendly moisture-curable adhesives, and BF<SUB>3</SUB>-MEA is an effective curing catalyst for the silylated polyurethanes."},{"@language":"ja","@value":"イソシアナート末端ポリウレタンと2級アミノ基を有するアルコキシシラン化合物 (シリル化剤) から, 新規なアルコキシシラン末端ポリウレタン (シリル化ポリウレタン) を合成した。シリル化剤は, 3-アミノプロピルトリアルコキシシランとアクリル酸エステルとの共役付加反応で合成した。得られたシリル化ポリウレタンの粘度は, アクリル酸エステルと反応させていない3-アミノプロピルトリアルコキシシランから誘導したシリル化ポリウレタンに対して低くなった。得られたシリル化ポリウレタンの硬化速度及び接着強さを比較したところ, シリル化剤のエステル部位のアルキル基が短いほど, 硬化が速いことが分かった。また, 引張せん断接着強さ及び接着性がシリル化率の影響を受け, シリル化率60%以上の条件では, シリル化率が低いほど接着性が高くなる傾向にあった。さらに, シリル化ポリウレタンの硬化触媒として, 三フッ化ホウ素-モノエチルアミン錯体 (BF<SUB>3</SUB>-MEA) とジブチルスズジメトキシド (DBTDM) の性能比較を行った。その結果, DBTDMに比較して, BF<SUB>3</SUB>-MEAは触媒活性が高いこと及びシリル化ポリウレタン硬化物の熱安定性を低下させないことが分かった。以上のことから, シリル化ポリウレタンは湿気硬化型接着剤のベースポリマーとして, またBF<SUB>3</SUB>-MEAはシリル化ポリウレタンの効果的な硬化触媒として利用できることが分かった。"}],"abstractLicenseFlag":"disallow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1410290697055083778","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000242099768"}],"foaf:name":[{"@language":"en","@value":"NOMURA Yukihiro"},{"@language":"ja","@value":"野村 幸弘"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Konishi Co., Ltd.R&D Div,Urawa laboratory"},{"@language":"ja","@value":"コニシ株式会社浦和研究所"}]},{"@id":"https://cir.nii.ac.jp/crid/1410282680066505985","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000242099292"}],"foaf:name":[{"@language":"en","@value":"SATO Shinichi"},{"@language":"ja","@value":"佐藤 慎一"}],"jpcoar:affiliationName":[{"@language":"ja","@value":"コニシ株式会社浦和研究所"},{"@language":"en","@value":"Konishi Co., Ltd.R&D Div,Urawa 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Association"}],"prism:publicationDate":"2008","prism:volume":"29","prism:number":"2","prism:startingPage":"106","prism:endingPage":"116"},"url":[{"@id":"http://id.ndl.go.jp/bib/9561786"},{"@id":"https://ndlsearch.ndl.go.jp/books/R000000004-I9561786"}],"availableAt":"2008","foaf:topic":[{"@id":"https://cir.nii.ac.jp/all?q=adhesion","dc:title":"adhesion"},{"@id":"https://cir.nii.ac.jp/all?q=catalysts","dc:title":"catalysts"},{"@id":"https://cir.nii.ac.jp/all?q=networks","dc:title":"networks"},{"@id":"https://cir.nii.ac.jp/all?q=polyurethanes","dc:title":"polyurethanes"},{"@id":"https://cir.nii.ac.jp/all?q=silicones","dc:title":"silicones"}],"dataSourceIdentifier":[{"@type":"JALC","@value":"oai:japanlinkcenter.org:0031592949"},{"@type":"NDL_SEARCH","@value":"oai:ndlsearch.ndl.go.jp:R000000004-I9561786"},{"@type":"CIA","@value":"130003390116"}]}