282
N. A. Ibrahim and B. M. Eid
Table 1
(continued)
Plasma type
Working gas
Cellulosic
substrate
Main task
Positive impacts
References
DBD
Air
Grey cotton
fabric
Scouring
• Improvement in wettability of
treated substrate via removal of
non-cellulosic impurities
[38]
APPJ
O
2
Grey cotton
fabric
Desizing/scouring
• Desizing/scouring in one step, i.e.
size and non-cellulosic impurities
removal in one step, positively
affects the subsequent dyeing
process
[39]
DBD
O
2
Grey cotton
fabric
Facilitate bio-scouring using
pectinases (plasma treatment
followed by bioscouring)
• Facilitate removal of wax as well
as etching of non-cellulosic
impurities thereby enhancing the
accessibility of pectin substances
to the enzyme attack
[40]
DBD
Air
Grey cotton
fabric
Bleaching of grey cotton fabric
• To achieve high degree of
whiteness, it is recommended to
apply a two stage treatment, i.e.
plasma pretreatment followed by
H
2 O
2 -bleaching
[33]
Corona
Air
Grey cotton
Mercerization without using
wetting agent
• Plasma treatment followed by
mercerization brings about
numerous advantages such as
low-cost, reasonable
environmental impact, better
conditions for soda-recovery
[41]
(continued)