The vinyl segment's products include vinyl chloride monomer (VCM), caustic soda, polyvinyl chloride (PVC), and an array of downstream PVC fabricated products such as PVC pipe, fence, window, door and decking components, garden accessories and PVC film.
The olefin segment produces and markets ethylene, styrene, propylene, low density polyethylene (LDPE), high density polyethylene (HDPE) and linear low density polyethylene (LLDPE).
In addition to producing and marketing products under the Westlake Chemical Corporation name the PVC pipe products are sold through the North American Pipe Company subsidiary and the other PVC components are manufactured and marketed through Westech Building Products.
Westlake Chemical Corporation