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Home › Thicker optical recording layers comprising a tetra dye having a metallized azo dianionic dye with cationic dye counterions

Thicker optical recording layers comprising a tetra dye having a metallized azo dianionic dye with cationic dye counterions

US Patent 6361922 · Granted Mar 26, 2002

Estimated economic value: $3,445,000 ⓘ

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