.alpha..alpha.'-Bis-(phosphono)dicarboxylic acid derivatives

Abstract

Derivatives of dicarboxylic acids containing a phosphono group in the alpha and alpha prime position have been made. These have a wide variety of uses as intermediates. Specifically, one of the new compounds is useful in imparting wrinkle resistance as well as flame retardance to cellulosic textiles.

Dependencies are inferred from the claim text.