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Ferrocene polymers

  • US 3,238,185 A
  • Filed: 10/29/1962
  • Issued: 03/01/1966
  • Est. Priority Date: 10/29/1962
  • Status: Expired due to Term
First Claim
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1. A METHOD FOR PREPARING FERROCENCE POLYMERS HAVING THE STRUCTURE -(A-CH2)MWHEREIN M IS AN INTEGER GREATER THAN ONE AND -A- IS SELECTED FROM THE CLASS CONSISTING OF DIVALENT FERROCENE RADICALS AND DERIVATIVES THEREOF IN WHICH AT LEAST ONE OF THE NUCLEAR HYDROGENS OF SAID RADICALS IS SUBSTITUTED BY A HYDROCARBON GROUP SELECTED FROM THE CLASS CONSISTING OF LOW MOLECULAR WEIGHT ALKYL, ARYL AND ARALKYL RADICALS, SAID METHOD COMPRISING PROVIDING A MANNICH BASE SELECTED FROM THE CLASS CONSISTING OF N, N-DIMETHYLAMINOMETHYLFERROCENE AND DERIVATIVES THEREOF IN WHICH AT LEAST ONE OF THE NUCLEAR HYDROGENS OF THE CYCLOPENTADIENYL RINGS IS SUBSTITUTED BY A HYDROCARBON GROUP SELECTED FROM THE CLASS CONSISTING OF LOW MOLECULAR WEIGHT AKYL, ARYL AND ARALKYL RADICALS;

  • AND HEATING SAID MANNICH BASE IN AN INERT ATMOSPHERE WITH AN ACID CATALYST FOR A TIME AND AT A TEMPERATURE TO CAUSE SUBSTANTIAL POLYCONDENSATION OF SAID MANNICH BASE WITH RESULTANT FORMATION OF THE ABOVE DESCRIBED FERROCENE POLYMER.

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