Fabrication of 3D structure with heterogeneous compositions using inkjet printing process

Do Kyeong Lee, Kyung Seop Sin, Cheol Shin, Jin Ho Kim, Kwang Taek Hwang, Ung Soo Kim, Sahn Nahm, Kyu Sung Han

    Research output: Contribution to journalArticlepeer-review

    9 Citations (Scopus)

    Abstract

    Inkjet based 3D printing technology discharges fine ink droplets from multiple printer heads to perform patterning and depositing in the target locations. The inkjet 3D printing can be differentiated from other 3D printing processes. It can print multiple materials simultaneously by using multiple printer heads, thus it is appropriate to create heterogeneous complex structure such as electronic devices. This study demonstrated the inkjet 3D printing to manufacture multi-layer composite structures using photocurable SiO2 ink and intense pulsed light (IPL) sinterable conductive Cu ink. The rheology and deposition behavior of each ink were investigated so that it could be applied for inkjet 3D printing. The various shape of 3D structures which are consist of insulative and conductive layers were fabricated to study the applicability of inkjet 3D printing in the electronics.

    Original languageEnglish
    Article number105753
    JournalMaterials Today Communications
    Volume35
    DOIs
    Publication statusPublished - 2023 Jun

    Bibliographical note

    Funding Information:
    This work was supported by World Class 300 R&D Program ( S2641323 ) jointly funded by the Ministry of Trade, Industry and Energy , and the Ministry of SMEs and Startups .

    Publisher Copyright:
    © 2023 The Authors

    Keywords

    • IPL sinterable Cu ink
    • Inkjet 3D printing
    • Intense pulsed light sintering
    • Photocurable HDDA-SiO composite ink

    ASJC Scopus subject areas

    • General Materials Science
    • Mechanics of Materials
    • Materials Chemistry

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