Bayhydrol XP 7093 Polyester resin Bayer MaterialScience Polyester Coatings >> Waterborne General Industrial /Maintenance >> Topcoat / One-coat finishes Transportation Bayhydrol XP 7093 is a polyester resin dispersed in water/ammonia. Bayhydrol XP 7093 polyester dispersion can be used as a coreactant for Bayhydur water-dispersible polyisocyanates in formulating zero VOC twocomponent waterborne polyurethane coatings. Coatings containing Bayhydrol XP 7093 polyester dispersion are suitable as topcoats for product finishing, transportation and maintenance coating applications. These coatings show excellent gloss, DOI, surface hardness and good chemical and abrasion resistance. As with any product, use of Bayhydrol XP 7093 in a given application must be tested (including but not limited to field testing) in advance by the user to determine suitability. Polyester dispersion. Used as topcoats for product finishing, transportation and maintenance coating applications. Offers very good gloss, DOI and surface hardness. Possesses good chemical and abrasion resistance.