Tetrachloroethylene (TCE) used as core material was purchased
from Shanghai Resin Plant, China.
Gum Arabic (GA) and sodium dodecyl sulfate (SDS) were pur-chased from Shanghai Lingfeng Chemical Regents Factory, China.
Sodium carboxymethyl cellulose (NaCMC) was CR grade product
of Sinopharm Chemical Regent Co. Ltd., China, with an average
degree of substitution (average number of carboxymethyl groups
per glucose unit) of 0.6–0.8. Oil red was received from Tongling
Road Chemicals Co., Ltd., Anhui, China. All Chemicals were used
without further purification. Single-distilled deionized water was
used in all experiments.