The Lubrizol Corporation says it will invest more than $25 million in its Calvert City, KY manufacturing facility, allowing the company to meet increasing customer demand. The move follows a recent $10 million expansion at the site to further improve the company's safety management standards and create a world class quality laboratory.   The facility specializes in the production of Carbopol polymers and Pemulen polymeric emulsifiers. Both of these polymers are used in consumer goods f...