HOUSTON--(BUSINESS WIRE)--North American Pipe Corporation (NAPCO), a subsidiary of Westlake Chemical Corporation ... During the manufacturing process, the polyvinyl chloride (PVC) molecules ...

The acquisition will help NAPCO, a subsidiary of Houston-based Westlake Chemical Corp., expand into new markets served by Lasco, which includes plumbing, pool and spa, industrial, irrigation and ...

Dec. 30, 2021 (GLOBE NEWSWIRE) -- Hawkins, Inc. (Nasdaq: HWKN), a leading specialty chemical and ingredients company, announced today it has completed its purchase of NAPCO Chemical Company ...