US Patent:
20010051706, Dec 13, 2001
Inventors:
SCOTT E. GEORGE - Kingsport TN, US
BERNARD J. MENTRO - Kingsport TN, US
MICHAEL J. ABROSINI - Kingsport TN, US
International Classification:
C08G063/68
C08G075/00
C08G063/16
US Classification:
528/293000, 528/294000, 528/295000, 528/308600
Abstract:
This invention relates to water-dispersible sulfopolyesters comprising residues of (i) terephthalic acid; (ii) an amount sufficient to provide water-dispersibility to the sulfopolyester of at least one difunctional sulfomonomer containing at least one sulfonate group bonded to an aromatic ring; (iii) less than 5 mole % of at least one dicarboxylic acid that is not terephthalic acid or a sulfomonomer; (iv) 25 to 90 mole % of at least one polyethylene glycol having the structure:wherein 2n