Squaraine based dyes and process for preparation thereof
The present invention relates to squaraine dye containing terminal aminoanthracene or acridine groups and to a process for preparation thereof.
- Year : 2001
- Granted Country : Abroad
- Filing Date :
- Issue Date :
- Application Number : 09/962,082
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Patent Number :
- US6417402B1
- Inventors :Suresh Das, George Thomas Kakkudiyil, Biju Vasudevan Pillai, Santosh Unni, Suresh Velate
- Link :