Patent ID: 6123739
Filing Date: 2000-09-26
Classification: D06M

Abstract:
A method for imparting wrinkle free properties to cotton or cotton blend fabrics comprising the steps of:(a) selecting an all cotton or cotton blend fabric having warp and fill strengths that provides balanced finished strengths in both the warp and fill direction;(b) contacting the cotton or cotton blend fabric with a reactant bath comprising a combination of:(i) an amount of DMDHEU based reactant sufficient to provide a total formaldehyde content to the fabric of from about 0.7% to 1.5%,(ii) a MgCl.sub.2.6H.sub.2 O catalyst in an active amount of from about 1.0% to 15% based on the active weight of the DMDHEU based reactant,(c) heating the cotton or cotton blend fabric under conditions wherein the DMDHEU based reactant is cured to 70% to 95%.