Inventors:
Rodger G. Temple - Sarver PA, US
Dennis L. Faler - Glenshaw PA, US
Diep Nguyen - Wexford PA, US
Brian E. Woodworth - Pittsburgh PA, US
Walter F. Kasper - Gibsonia PA, US
Michelle S. Miles - Mercer PA, US
Assignee:
PPG INDUSTRIES OHIO, INC. - Cleveland OH
International Classification:
C09D 175/04
B05D 3/02
US Classification:
524591, 525453, 525123, 524590, 4273855
Abstract:
A barrier coating comprising a polyurethane dispersion and an elastomeric material is disclosed. The polyurethane comprises at least 30 weight percent of meta-substituted aromatic material. Methods for improving barrier using the coatings are also disclosed.