PHASE CHANGE INK COMPOSITIONS COMPRISING MIXTURES OF ESTER OF TARTARIC ACID AND ESTER OF CITRIC ACID AS AMORPHOUS MATERIALS

PROBLEM TO BE SOLVED: To provide phase change inks (hot melt inks) suitable for ink jet printing, which are solid at room temperature, free of leakage during handling, and not accompanied by risk of clogging even without a nozzle cap.SOLUTION: A phase change ink composition comprises a crystalline c...

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Bibliographische Detailangaben
Hauptverfasser: GOREDEMA ADELA, DARRELL W VAN BESIEN, CHOPRA NAVEEN, MORIMITSU KENTARO
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide phase change inks (hot melt inks) suitable for ink jet printing, which are solid at room temperature, free of leakage during handling, and not accompanied by risk of clogging even without a nozzle cap.SOLUTION: A phase change ink composition comprises a crystalline component, and an amorphous material that comprises a mixture of an ester of tartaric acid and an ester of citric acid. The amorphous component material has a glass transition temperature of -20°C to about 50°C. 【課題】室温に於て固体で、取扱い時に漏出がなく、ノズルキャップを付けない場合にも目詰まりの危険性を伴わない、インキジェット印刷に適した相転移インク(ホットメルトインク)を提供する【解決手段】結晶性成分と、酒石酸のエステルおよびクエン酸のエステルの混合物を含む非晶質物質を含ませることにより、前記非結晶性成分物質が、−20℃〜約50℃のガラス転移温度を有する相転移インク組成物が提供される。【選択図】なし