Original oil and gas trade vintage ad for CALIFORNIA CHEMICAL COMPANY. Polymer Division. Main office and factory was located in San Francisco, CA. A Report on the Use of Polypropylene Pipe. Pipe made of lightweight Chevron Polypropylene has proven to be strong, tough, with exceptional chemical, heat and environmental resistance. Polymer Division. This unique 1962 old petroleum petrochemical industry magazine advertisement would display beautifully matted and framed.