Invention Grant
- Patent Title: Chrome complexed azo or azomethine hexadentate dyes
- Patent Title (中): 铬复合偶氮或偶氮甲基六齿染料
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Application No.: US330509Application Date: 1981-12-14
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Publication No.: US4404136APublication Date: 1983-09-13
- Inventor: Elbert M. Idelson , Patrick F. King
- Applicant: Elbert M. Idelson , Patrick F. King
- Applicant Address: MA Cambridge
- Assignee: Polaroid Corporaton
- Current Assignee: Polaroid Corporaton
- Current Assignee Address: MA Cambridge
- Main IPC: C09B45/16
- IPC: C09B45/16 ; C09B55/00 ; C09B69/04 ; G03C8/10 ; C07C107/04 ; C09B45/06 ; G03C5/54
Abstract:
Chrome-complexed hexadentate dyes which include an ortho, ortho-dihydroxy azo or azomethine dye moiety, a colorless ligand which is a radical of an iminodiacetic acid and a linkage connecting the ligand to the dye moiety. In one embodiment the dyes include a photographically useful group and are also useful in photographic applications.
Public/Granted literature
- US5553743A Liquid diet delivery system and control valve for use therein Public/Granted day:1996-09-10
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