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Complex metal compounds of monoazo triazine dyestuffs

  • US 2,943,085 A
  • Filed: 10/06/1958
  • Issued: 06/28/1960
  • Est. Priority Date: 10/10/1957
  • Status: Expired due to Term
First Claim
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1. A COMPLEX HEAVY METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF CHROMIUM AND COBALT COMPLEXES, ONE ATOM OF THE METAL OF WHICH IS BOUND IN COMPLEX UNION WITH TWO MOLECULES OF MONOAZO-DYESTUFF, AND NICKEL AND COPPER COMPLEXES, ONE ATOM OF THE METAL OF WHICH IS BOUND IN COMPLEX UNION WITH ONE MOLECULE OF MONOAZO DYESTUFF, THE SAID MONOAZO DYESTUFF CORRESPONDING TO THE FORMULA

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