特論講座
ものづくりにおける安全の追求
第4回 マテリアルリサイクルに学ぶゴム・プラスチックの劣化対策とバイオ燃料の落とし穴（そのⅠ マテリアルリサイクル）
2018 年 91 巻 1 号 p. 13-20
詳細
2018 年 91 巻 1 号 p. 13-20
A large amount of antioxidant is added to recycled plastic products. The amount reaches nearly ten times of the virgin. This reason is to prevent shortening of the lifetime caused by autoxidation. The recycled products contain much amount of radicals due to damage during re-molding and using, even if the physical properties are not affected.
