Tetron

Japanese: Tetron
Tetron

...General term for artificially made fibers as opposed to natural fibers. Also called chemical fibers for short. Also called man-made fibers, this term is used in the narrow sense to refer to artificial fibers excluding synthetic fibers. Chemical fibers are classified into synthetic fibers, semi-synthetic fibers, regenerated fibers, and inorganic fibers. The table below shows the classification of chemical fibers.
【history】
The idea of ​​making fibers artificially has been around for a long time, but it wasn't put into practice until the 19th century. Efforts began to make a high-quality, silk-like synthetic fiber (called artificial silk, or rayon for short) from cheap natural cellulose fibers such as cotton.

[Polyethylene terephthalate]

…It was first industrialized as a fiber by ICI in the UK and DuPont in the US under the trade names Terylene and Dacron, respectively. In Japan, it is known as Tetron (a trade name of Teijin and Toray). It was developed primarily as a fiber and has been used widely, but recently its uses have expanded to include audio and video films, capacitor films, films for flexible printed wiring bases, bottles for beer and carbonated drinks, electrical components, automobile parts, and other molded products. …

*Some of the terminology explanations that mention "Tetron" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…天然繊維に対して人工的に作られる繊維の総称。略して化繊ともいう。人造繊維ともいうが,これは狭義には合成繊維を除いた人工的な繊維に使われる。化学繊維は,合成繊維,半合成繊維,再生繊維,無機繊維に分類される。表に化学繊維の分類を示す。
【歴史】
 繊維を人工的に作ろうというアイデアは古くからあったが,具体化されたのは19世紀に入ってからである。綿のような安価なセルロース系天然繊維から高級な絹に似た人工繊維(人造絹糸,略して人絹ともいう)を作ろうという努力が始まった。…

【ポリエチレンテレフタレート】より

…イギリスのICI社,アメリカのデュポン社によって,それぞれテリレンTerylene,ダクロン(デークロン)Dacronの商品名で,繊維として初めて工業化された。日本ではテトロンTetron(帝人,東レの商品名)として知られている。おもに繊維として開発され,広く用いられてきたが,最近ではオーディオあるいはビデオフィルム,コンデンサー用フィルム,フレキシブルプリント配線用ベースなどのフィルム,ビールや炭酸飲料などの瓶,電気部品,自動車部品などの成形品としても用途が拡大しつつある。…

※「Tetron」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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