Patent Number: 6,166,116

Title: Carbonate polymer compositions stabilized against discoloration and physical property deterioration during sterilization by ionizing radiation

Abstract: Disclosed are carbonate polymer compositions comprising a poly(oxyalkylene) derivative, a free di-sulfonimide, and optionally a salt and methods of preparation for said compositions. Such carbonate polymer compositions exhibit good color stability and physical property retention when irradiated with ionizing radiation for sterilization.

Inventors: Sleeckx; Jozef J. (Sint-Martens-Latem, BE)

Assignee: The Dow Chemical Company

International Classification: C08K 5/06 (20060101); C08L 71/00 (20060101); C08L 69/00 (20060101); C08L 71/02 (20060101); C08K 5/00 (20060101); C08K 5/43 (20060101); C08K 005/43 ()

Expiration Date: 12/26/2013