Dupont and Shell Chemicals claim that Polytrimethylene Terephtalate (Sorona or Corterra) have "an excellent washfastness".
Can anyone explain me why?
Thank you very much for your attention!
Best Regards:
Nuno Formiga
Dupont and Shell Chemicals claim that Polytrimethylene Terephtalate (Sorona or Corterra) have "an excellent washfastness".
Can anyone explain me why?
Thank you very much for your attention!
Best Regards:
Nuno Formiga
Personally, I'd say ho hum to this new fiber. Shell write-up tells me that it has no real advantage over PET:
Dupont and Shell Chemicals claim that Polytrimethylene Terephtalate (Sorona
resistant to ozone and uv and this is necessary for lightfastness in these cheap spunbonded fibers. LIke many discoveries in chemistry I feel Sontara was a byproduct of a reaction go awary.
Joe
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