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⵵/ȣ 1993 / ȣ: V.5,no.4,Dec
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2(Ÿ) Development of Polymeric Adsorbents for the Treatment of Colored Waste Waters and It\\\'s Applications Diethylaminoethylated Cellulosic Adsorbents )
() Choe, Ji Eun (Dae Han Oil Chemical Co. LTD., Daegu, 704-330, Korea) Sung, Woo Kyung (Department of Textile Engineering, Kyungpook Sanup University, Daegu, 701-702, Korea) Lee, Mee Kyung (Department of Textile Engineering, Pusan National University, Pusan,
(Ÿ) Choe, Ji Eun (Dae Han Oil Chemical Co. LTD., Daegu, 704-330, Korea) Sung, Woo Kyung (Department of Textile Engineering, Kyungpook Sanup University, Daegu, 701-702, Korea) Lee, Mee Kyung (Department of Textile Engineering, Pusan National University, Pusan,
Ҽ() Choe, Ji Eun (Dae Han Oil Chemical Co. LTD., Daegu, 704-330, Korea) Sung, Woo Kyung (Department of T
Ҽ(Ÿ) Choe, Ji Eun (Dae Han Oil Chemical Co. LTD., Daegu, 704-330, Korea) Sung, Woo Kyung (Department of T
/ 42 ~ 48 : 7
() Korean
ʷ In the present work, decoloring of acid dye solution by the diethylaminoethylated cellulosic adsorbents() was studied with the aim of developing polymeric adsorbents for the treatment of colored wastewaters. To prepare the cellulosic adsorbents, the cellulose and polyvinyl alcohol mixture(80 wt% cellulose content) were crosslinked by tryacryloyl hexahydro-s-tryazine(TAHHT), ammonium phosphate and then treated with solutions containing sodium hydroxide and 2-diethylaminoethyl chloride. Batch and flow method were employed to determine decoloring capacity of C for C.I.acid yellow 49. exhibited much better desorption capacity than activated carbon. Furthermore, the exhausted could be readily regenerated by washing with dilute sodium hydroxide.
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