permanent press

Japanese: permanent press(英語表記)permanentpress
permanent press

...It is characterized by the fact that it forms cross-links not only when the fibers are not swollen, but also when they are swollen. W & W processed fabrics have the disadvantage that it is difficult to give them the necessary shapes such as pleats when sewing, so permanent press (PP) processing was developed to allow the fabric to be shaped when sewn. PP processing, which uses a lot of processing agents, significantly reduces the strength of the fibers, so it is mainly used for cotton-polyester blend fabrics.

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

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…繊維の非膨潤状態だけでなく,膨潤状態でも橋架け結合を生成させることに特徴がある。W & W加工した布は,縫製時にプリーツなどの必要な形状を付与することが困難であるという欠点があり,縫製時に型付けできるようなパーマネントプレスpermanent press(PP)加工が開発された。処理剤を多く用いるPP加工では繊維の強度低下が著しいため,主として綿ポリエステル混紡の布を加工対象としている。…

※「permanent press」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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