synthetic leather

...This was called PVC leather (or vinyl leather), and due to the shortage of materials at the time, it was sold in large quantities, and the production of imitation leather was almost discontinued. After that, the quality gradually improved, and in 1960, a product made by applying nylon resin (polyamide) paint to the surface of a sponge-like polyvinyl chloride resin was sold under the name synthetic leather, as it had a different texture and appearance from conventional PVC leather and was closer to the properties of leather. Around the same time, nylon resin began to be used for the surface layer, and about two years later, polyurethane resin was used for the surface layer, establishing the foundations of today's nylon- and urethane-based synthetic leathers. ...

*Some of the terminology that refers to "synthetic leather" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…これは塩ビレザー(またはビニルレザー)と呼ばれ，当時の物資不足もあって大量に出回り，擬革の生産はほとんど中止された。その後品質がしだいに改良され，60年，スポンジ状のポリ塩化ビニル樹脂の表面にナイロン樹脂(ポリアミド)塗料を塗布したものが，従来の塩ビレザーと風合い，外観などが異なり，より革の性質に近づいたとして，合成皮革synthetic leatherの名を冠して売り出された。同時代より表面層にナイロン樹脂が使われるようになり，さらに2年ほどおくれて表面層にポリウレタン樹脂が使われ，現在のナイロン系およびウレタン系合成皮革の基礎が確立された。…

※「synthetic leather」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