| 摘要 |
The present invention relates to an airtight container for food, which is made of a polyketone copolymer. The airtight container for food has excellent sealability, gas barrier properties, anti-corruption properties, property of maintaining freshness, and durability. The airtight container for food is manufactured from a polyketone copolymer comprising repeat units represented by -(CH_2CH_2-CO)_x- and -(CH_2CH(CH_3)-CO)_y-. |
