Polyvinyl-butyral
noun, Chemistry.
1.
a white, water-insoluble, polyvinyl acetal made with butyraldehyde, used chiefly as an interlayer in the manufacture of safety glass.
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noun, Chemistry. 1. a white, water-insoluble, thermoplastic resin, derived by the polymerization of vinyl chloride: used chiefly for thin coatings, insulation, and pipings. noun 1. the full name of PVC polyvinyl chloride n. Abbr. PVC A common thermoplastic vinyl that is used in a variety of manufactured products. polyvinyl chloride (pŏl’ē-vī’nəl) A synthetic resin, composed […]
- Polyvinyl-formal
[fawr-mal] /ˈfɔr mæl/ noun, Chemistry. 1. a colorless, water-insoluble, polyvinyl acetal produced from partially hydrolyzed polyvinyl acetate and formaldehyde, used chiefly in the manufacture of lacquers.
- Polyvinylidene
[pol-ee-vahy-nil-i-deen] /ˌpɒl i vaɪˈnɪl ɪˌdin/ adjective, Chemistry. 1. pertaining to or derived from a polymer of a vinylidene compound.
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noun, Chemistry. 1. . noun, Chemistry. 1. any of the class of thermoplastic resins derived by the polymerization or copolymerization of a polyvinylidene compound, used similarly to the polyvinyl resins.
- Polyvinylpyrrolidone
[pol-ee-vahyn-l-pi-roh-li-dohn, -rol-i-] /ˌpɒl iˌvaɪn l pɪˈroʊ lɪˌdoʊn, -ˈrɒl ɪ-/ noun, Chemistry. 1. a white, amorphous, water-soluble powder, (C 6 H 9 NO) n , used chiefly as a vehicle in the manufacture of pharmaceuticals.