INK JET RECORDING HEAD CLEANING LIQUID

To provide ink jet recording head cleaning liquid which curbs defective ink discharge in a manner that peels and dissolves a solidified dry film of aqueous ink attached to a nozzle surface of a recording head.SOLUTION: Ink jet recording head cleaning liquid is applied to a nozzle surface of a record...

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Bibliographic Details
Main Authors TAKAORI YASUKO, OZAWA NORIAKI
Format Patent
LanguageEnglish
Japanese
Published 22.03.2019
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Summary:To provide ink jet recording head cleaning liquid which curbs defective ink discharge in a manner that peels and dissolves a solidified dry film of aqueous ink attached to a nozzle surface of a recording head.SOLUTION: Ink jet recording head cleaning liquid is applied to a nozzle surface of a recording head, which is mounted on an ink jet recording device and discharges aqueous ink, to clean the same. The ink jet recording head cleaning liquid contains, by mass, 1 to 5% compound expressed by a formula (1) as a deliquescent additive, 5 to 20% 2-pyrolidone as organic solvent, and water.SELECTED DRAWING: None 【課題】記録ヘッドのノズル面に付着して固化した水性インクの乾燥皮膜を剥離、溶解してインクの吐出不良を改善するインクジェット記録ヘッド用クリーニング液を提供する。【解決手段】水性インクを吐出するインクジェット記録装置の記録ヘッドのノズル面に供給され、ノズル面をクリーニングするインクジェット記録ヘッド用クリーニング液であって、潮解性付与剤として式(1)で表される化合物を1質量%以上5質量%以下と、有機溶剤として2−ピロリドンを5質量%以上20質量%以下と、水とを含有する。【選択図】なし
Bibliography:Application Number: JP20170168316