FLORHAM PARK, NJ – Troy Corp. has announced global price increases for various performance additives of 2 percent to 30 percent, effective July 1, 2011, or as contracts allow. The products affected are: Troykyd® defoamers/anti-foam additives, Troysperse™ dispersants, Troysol™ flow and leveling and substrate wetting additives, and Troythix® rheology modifiers.