Title: Polyvinyl Chloride
CAS Registry Number: 9002-86-2
CAS Name: Chloroethene homopolymer
Additional Names: chloroethylene polymer; PVC
Trademarks: Geon (Goodrich); Breon; Welvic (European Vinyls); Movyl (Montecatini); Tevilon (Teikoku Rayon); Koroseal (Goodrich); Marvinol (Naugatuck)
Literature References: Polyvinyl chloride fibers are marketed under the names: Rhovyl (Rhovyl) , Fibravyl (Rhovyl) , Thermovyl (Rhovyl) , Isovyl (Rhovyl) , Retractyl (Rhovyl) , Crinovyl (Rhovyl) , Envilon (Toyo) , Nip (Nichay) . Average mol wt ~60,000 to 150,000. Prepn: Baumann, Ann. 163, 308 (1872); Schoenfeld, US 2168808 (1937 to B. F. Goodrich). Structure: Natta, Rigamonti, Atti Accad. Naz. Lincei Cl. Sci. Fis. Mat. Nat. Rend. 24, 381 (1936); C.A. 31, 45639 (1937); Marvel et al., J. Am. Chem. Soc. 61, 3241 (1939). Reviews: C. E. Schildknecht, Vinyl and Related Polymers (Wiley, New York, 1952) pp 392-442. Technology: W. S. Penn, PVC Technology (Maclaren, London, 1962); J. A. Davidson, K. L. Gardner, "Vinyl Polymers (PVC)" in Kirk-Othmer Encyclopedia of Chemical Technology vol. 23 (Wiley-Interscience, New York, 3rd ed., 1983) pp 886-936. Book: Sarvetnick, Polyvinyl Chloride (Van Nostrand, Reinhold, New York, 1969).
Properties: Plastic solid. d 1.406; n 1.54. Stabilizers are necessary to prevent discoloration from exposure to light or heat. Solvents for unmodified polyvinyl chloride of high mol wt: cyclohexanone, methyl cyclohexanone, dimethyl formamide, nitrobenzene, tetrahydrofuran, isophorone, mesityl oxide. Solvents for lower polymers: dipropyl ketone, methyl amyl ketone, methyl isobutyl ketone, acetonylacetone, methyl ethyl ketone, dioxane, methylene chloride.
Index of refraction: n 1.54
Density: d 1.406
Use: Rubber substitutes, electric wire and cable-coverings, pliable thin sheeting, film finishes for textiles, non-flammable upholstery, raincoats, tubing, belting, gaskets, shoe soles. |