1. Diphenyl (2,4,6-trimethylbenzoyl) phosphine oxide jẹ olupilẹṣẹ fọto, ti a lo ni ọpọlọpọ awọn iru awọn ile-iṣẹ inki
2. TPO le ṣee lo ni Fọto-crosslinking ti PMMA composite, eyi ti o le ṣee lo siwaju sii bi awọn kan ẹnu insulator ni Organic tinrin film transistors (OTFTs).
3. O tun le ṣee lo ni dida awọn aṣọ urethane-acrylate UV curable.
4. O tun le ṣee lo ninu ifaseyin photoinduced fun awọn Ibiyi ti organophosphine agbo, eyi ti oyi ri wọn lilo bi ligands pẹlu irin catalysts ati reagents.