Patents Assigned to Pratt & Lambert
  • Chemical milling of neoprene rubber
    Patent number: 4074033
    Abstract: A process for improving the processability of high molecular weight neoprene polymers which comprises treating a solution of said polymers in an organic solvent with an organic peroxide at room temperature in the presence of oxygen to reduce the molecular weight of said neoprene and lower the viscosity of said solution.
    Type: Grant
    Filed: July 9, 1976
    Date of Patent: February 14, 1978
    Assignee: Pratt & Lambert
    Inventors: Leon E. Wolinski, Richard G. Riebling, John H. Edholm