Polyvinyl butyral

Japanese: polyvinyl butyral(英語表記)polyvinylbutyral
Polyvinyl butyral

...A resin made by reacting polyvinyl alcohol with aldehyde to form an acetal. The two resins in practical use are polyvinyl formal and polyvinyl butyral. (Chemical formula) Polyvinyl alcohol is spun into fibers and acetalized with formaldehyde in the presence of acid to produce the synthetic fiber Vinylon. Polyvinyl formal is also used in sponges, paints, and varnishes for electrical wires in addition to synthetic fibers.

*Some of the terminology that mentions "polyvinyl butyral" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…ポリビニルアルコールにアルデヒドを反応させてアセタール化した樹脂。実用化されているのはポリビニルホルマールpolyvinyl formalとポリビニルブチラールpolyvinyl butyralである。(化学式)ポリビニルアルコールを紡糸し,酸の存在下でホルムアルデヒドでアセタール化したものが合成繊維のビニロンであるが,ポリビニルホルマールは合成繊維以外にもスポンジ,塗料,電線用ワニスとして用いられている。…

※「polyvinyl butyral」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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