COATINGSChemistry Charts the Course in CoatingsSherwin-Williams’ WB Acrolon 100, developed through waterborne technology, delivers aesthetics and protection in one topcoat. It all adds up to extended maintenance and recoat cycles.By Tim McDonoughnland river crews have a lot on their plate. When your mer or urethane with a clear coat, the color retention of a job is to be a deckhand, you don’t want to spend much polysiloxane, and abrasion resistance and hardness demon-Itime being a painter. There’s never a good time to be strably superior to any topcoat on the market today. Com-a painter. However, keeping vessels free of corrosion and paring this waterborne product to a traditional solvent-based looking good is part of the job. So crews must attend to urethane, in accord with various test methods, tells the story. painting the freeboards, superstructures and decks, usually on the go. Solvent-based urethane topcoats have been the Test Methods Benchmark Performance standard choice of port engineers and