1934.12    The Izumo Boseki Iwami viscose mill established
1941. 4  Daiwabo Iwami viscose mill newly established by merging of Kinka
       Boseki, Hinode Boseki, Izumo Boseki and Wakayama Boseki

 

1961. 8  Polynosic production facility completed
1973. 7  Production facility for viscose used for paper completed
1982. 4  Daiwabo Masuda established as a spin-off from Daiwabo
1982. 6  Polynosic production terminated
1988. 2  The integral manufacturer and distributor Daiwabo Rayon established
1998. 2  ISO 9001 certification (Masuda mill) certified
2005. 6  ISO 14001 certification (Masuda mill) certified
2017. 3  FSC® CoC certification certified
2017. 3  OEKO-TEX® STANDARD100 certified
2018. 5  USDA Certified Biobased Product label certified
2019. 11   ISEGA certification certified
2020. 8  OK biodegradable MARINE certified

 

 

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