公开(公告)号：US20210138775A1

公开(公告)日：2021-05-13

申请号：US16682618

申请日：2019-11-13

Applicant: CSIR

Inventor： Jayita BANDYOPADHYAY ,  Mary KHOZA ,  Rakgoshi K. LEKALAKALA ,  Lesley MAPOKO ,  Mpho MOTLOUNG ,  Vincent OJIJO ,  Suprakas Sinha RAY ,  Manfred SCRIBA ,  Sifiso SKOSANA ,  Simphiwe ZUNGU

IPC: B32B27/20 ,  B32B27/32 ,  B32B27/34 ,  B32B27/08 ,  B65D65/40 ,  B65D81/24 ,  B65D77/06

Abstract: Some embodiments provide a composite active flexible polymeric film. In some embodiments, the film is used for containers containing acidic material. In some embodiments, the film generates carbon dioxide gas when in contact with the acidic material to settle in the headspace of the container.