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Chlorinated polyvinyl chloride (CPVC) is a thermoplastic produced by chlorination of polyvinyl chloride (PVC) resin. CPVC is significantly more flexible than PVC, and can also withstand higher temperatures. Uses include hot and cold water delivery pipes and industrial liquid handling.
Roughly half of the world's PVC resin manufactured annually is used for producing pipes for municipal and industrial applications. [36] In the private homeowner market, it accounts for 66% of the household market in the US, and in household sanitary sewer pipe applications, it accounts for 75%.
The following is a list of chemicals published as a requirement of Safe Drinking Water and Toxic Enforcement Act of 1986, commonly known as California Proposition 65, that are "known to the state to cause cancer or reproductive toxicity" as of January 3, 2020. [1]
The Axiall Corporation is a manufacturer and marketer of chlorovinyls (caustic soda, chlorine, VCM, EDC, PVC resins, PVC rigid and flexible compounds) and aromatics (acetone, cumene, phenol). [1] With the acquisition of Royal Group Technologies the company is now also a major producer of building materials ranging from piping and siding to ...
The mercury-based technology is the main production method in China due to low price on coal from which acetylene is produced, [3] [2] with over 80% of national capacity as of 2018, even though the resulting PVC contains residues and is only suitable for low-end products like pipes. [15]
As of 2005, FPC is the largest producer of PVC resins in Taiwan. When FPC's American operations are also considered, the company's total PVC resin capacity is 2.83 million metric tons per year, the second highest in the world after Shin-Etsu Chemical , which has 3.55 million metric tons per year as of May 2010 (expanding to 3.85 million metric ...
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PVC, used extensively in sewage pipes, is only useful because of plasticizers. [ 1 ] A plasticizer ( UK : plasticiser ) is a substance that is added to a material to make it softer and more flexible, to increase its plasticity , to decrease its viscosity , and/or to decrease friction during its handling in manufacture.