JP2013173907A5 - - Google Patents

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JP2013173907A5
JP2013173907A5 JP2012102763A JP2012102763A JP2013173907A5 JP 2013173907 A5 JP2013173907 A5 JP 2013173907A5 JP 2012102763 A JP2012102763 A JP 2012102763A JP 2012102763 A JP2012102763 A JP 2012102763A JP 2013173907 A5 JP2013173907 A5 JP 2013173907A5
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inkjet ink
photocurable inkjet
curable
curable oligomer
oligomer
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JP2012102763A
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JP5811021B2 (en
JP2013173907A (en
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Claims (14)

硬化性モノマー、光重合開始剤、ゲル化剤、色材及び硬化性オリゴマーを含有する光硬化型インクジェットインクであって、
前記硬化性オリゴマーの官能基数が２〜２０の範囲内にあり、かつ、ガラス転移温度が４０℃以上であり、
前記硬化性オリゴマーの含有量は、前記インク全体の質量に対して２〜２０質量％であることを特徴とする光硬化型インクジェットインク。 A photocurable inkjet ink containing a curable monomer, a photopolymerization initiator, a gelling agent, a colorant and a curable oligomer,
The number of functional groups of the curable oligomer is in the range of 2 to 20, and the glass transition temperature is 40 ° C or higher,
Content of the said curable oligomer is 2-20 mass% with respect to the mass of the said whole ink, The photocurable inkjet ink characterized by the above-mentioned. 前記硬化性オリゴマーの官能基数が６〜２０であることを特徴とする、請求項１に記載の光硬化型インクジェットインク。 The photocurable inkjet ink according to claim 1 , wherein the curable oligomer has 6 to 20 functional groups. 前記硬化性オリゴマーが樹枝状オリゴマーであることを特徴とする、請求項１または２に記載の光硬化型インクジェットインク。 Wherein the curable oligomer is a dendritic oligomer, photocurable inkjet ink according to claim 1 or 2. 前記硬化性モノマーの分子量が２８０〜１５００であることを特徴とする、請求項１〜３のいずれか一項に記載の光硬化型インクジェットインク。 The photocurable inkjet ink according to any one of claims 1 to 3 , wherein the curable monomer has a molecular weight of 280 to 1500. 前記硬化性オリゴマーの２５℃における粘度が１００〜１００００ｍＰａ・ｓであることを特徴とする、請求項１〜４のいずれか一項に記載の光硬化型インクジェットインク。 The photocurable inkjet ink according to any one of claims 1 to 4 , wherein the curable oligomer has a viscosity at 25 ° C of 100 to 10,000 mPa · s. 前記色材は黒色顔料であることを特徴とする、請求項１〜５のいずれか一項に記載の光硬化型インクジェットインク。 Wherein the colorant is a black pigment, a photocurable inkjet ink according to any one of claims 1 to 5. 硬化性モノマー、光重合開始剤、ゲル化剤、色材及び硬化性オリゴマーを含有する光硬化型インクジェットインクであって、A photocurable inkjet ink containing a curable monomer, a photopolymerization initiator, a gelling agent, a colorant and a curable oligomer,
前記硬化性オリゴマーが樹枝状オリゴマーであり、The curable oligomer is a dendritic oligomer;
前記硬化性オリゴマーの含有量は、前記インク全体の質量に対して２〜２０質量％であることを特徴とする光硬化型インクジェットインク。Content of the said curable oligomer is 2-20 mass% with respect to the mass of the said whole ink, The photocurable inkjet ink characterized by the above-mentioned. 前記硬化性オリゴマーの官能基数が６〜２０であることを特徴とする、請求項７に記載の光硬化型インクジェットインク。The photocurable inkjet ink according to claim 7, wherein the curable oligomer has 6 to 20 functional groups. 前記硬化性モノマーの分子量が２８０〜１５００であることを特徴とする、請求項７または８に記載の光硬化型インクジェットインク。The photocurable inkjet ink according to claim 7 or 8, wherein the curable monomer has a molecular weight of 280 to 1500. 前記硬化性オリゴマーの２５℃における粘度が１００〜１００００ｍＰａ・ｓであることを特徴とする、請求項７〜９のいずれか一項に記載の光硬化型インクジェットインク。The photocurable inkjet ink according to any one of claims 7 to 9, wherein the curable oligomer has a viscosity at 25 ° C of 100 to 10,000 mPa · s. 前記色材は黒色顔料であることを特徴とする、請求項７〜１０のいずれか一項に記載の光硬化型インクジェットインク。The photocurable inkjet ink according to claim 7, wherein the color material is a black pigment. 請求項１〜１１のいずれか一項に記載の光硬化型インクジェットインクのインク液滴を、インクジェット記録ヘッドから吐出させて記録媒体上に付着させる工程と、前記記録媒体上に着弾した液滴にＬＥＤ光源から３６０〜４１０ｎｍの波長の光を照射して硬化させる工程と、を有する画像形成方法。   An ink droplet of the photocurable inkjet ink according to any one of claims 1 to 11 is ejected from an inkjet recording head and adhered onto a recording medium, and the droplet landed on the recording medium Irradiating light of a wavelength of 360 to 410 nm from an LED light source and curing the image forming method. 前記光硬化型インクジェットインクが記録媒体上に着弾する時の前記記録媒体の温度を、前記インクのゾルゲル相転移温度よりも１０〜２０℃低い温度であることを特徴とする、請求項１２に記載の画像形成方法。   The temperature of the recording medium when the photocurable ink-jet ink lands on the recording medium is 10 to 20 ° C lower than the sol-gel phase transition temperature of the ink. Image forming method. 前記ＬＥＤ光源のピーク照度が３Ｗ／ｃｍ２以上であることを特徴とする、請求項１２または１３に記載の画像形成方法。 The image forming method according to claim 12 or 13, wherein a peak illuminance of the LED light source is 3 W / cm 2 or more.
JP2012102763A 2012-01-27 2012-04-27 Photocurable inkjet ink and image forming method using the same Active JP5811021B2 (en)

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JP2012015264 2012-01-27
JP2012015264 2012-01-27
JP2012102763A JP5811021B2 (en) 2012-01-27 2012-04-27 Photocurable inkjet ink and image forming method using the same

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JP2013173907A5 true JP2013173907A5 (en) 2015-05-21
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KR101696035B1 (en) * 2014-11-14 2017-01-13 주식회사 포스코 Composition for degrading envirionmental hormone and coated steel sheet using the same and method for manufacturing the same
US9751326B2 (en) * 2015-02-12 2017-09-05 Xerox Corporation Hyperbranched ink compositions for controlled dimensional change and low energy curing
US9956757B2 (en) * 2015-03-11 2018-05-01 Xerox Corporation Acrylate ink compositions for ink-based digital lithographic printing
US10450474B2 (en) 2015-10-30 2019-10-22 Konica Minolta, Inc. Active light ray-curable inkjet ink composition and inkjet recording method
JP7362991B2 (en) * 2018-03-30 2023-10-18 太陽ホールディングス株式会社 Curable composition for inkjet printing, cured product thereof, and electronic component having cured product thereof
JP7056351B2 (en) * 2018-04-25 2022-04-19 コニカミノルタ株式会社 Active ray curable inkjet ink and image formation method
JP7170246B2 (en) * 2018-12-27 2022-11-14 パナソニックＩｐマネジメント株式会社 UV-Curable Resin Composition, Method for Manufacturing Light-Emitting Device, and Light-Emitting Device
WO2021090872A1 (en) * 2019-11-08 2021-05-14 コニカミノルタ株式会社 Thermosetting inkjet ink and printing method

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JP4754779B2 (en) * 2002-09-20 2011-08-24 セーレン株式会社 UV curable ink
JP2006282764A (en) * 2005-03-31 2006-10-19 Fuji Photo Film Co Ltd Ink composition and method for forming image using the same, and recorded article
JP5524455B2 (en) * 2008-07-15 2014-06-18 株式会社Ｄｎｐファインケミカル Ink composition
US20110230582A1 (en) * 2008-11-21 2011-09-22 Katsuyuki Kito Energy beam-curing inkjet ink composition
JP5572982B2 (en) * 2009-04-06 2014-08-20 東洋インキＳｃホールディングス株式会社 Active energy ray-curable coating varnish composition and printed matter thereof
JP5630009B2 (en) * 2009-12-04 2014-11-26 コニカミノルタ株式会社 Actinic ray curable ink jet ink and ink jet recording method
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