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⵵/ȣ 2015 / ȣ: V.27,no.2,Jun
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2(Ÿ) Study for Biodegradability of Cellulose Derived from Styela clava tunics
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(Ÿ) Keum-Yong Seong, Seunghyun Lee, Sang-Gu Yim, Hong Joo Son1, Young-Hee Lee2, Dae Youn Hwang and Young Jin Jung
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Ҽ(Ÿ) Pusan National University
/ 149 ~ 154 : 6
() Korean
ʷ Abstract: To investigate the biodegradation of the cellulose powder(CP) derived from Styela clava tunics(SCT), some physico-chemical properties and biodegradability of SCT-CP were measured after the incubation for 45 days. The particles size of SCT-CP prepared with washing, bleaching, drying, and grinding processes was 150-400m although most of particles (70%) was more than 400m. The cellulose structures of SCT-CP detected using the X-ray diffraction and DSC analysis was very similar with that of wood pulp powder(WP-CP). The glass transition temperature was not detected in both samples. Furthermore, more than 90% of the SCT-CP was degraded, whereas only over 70% of the WP-CP was degraded after the incubation for 45 days. Therefore, these results suggest the possibility that SCT-CP is particularly applicable to prepare medical fiber and film for disease treatment.
Ű Keywords: styela clava tunic, wood pulp, cellulose, glass transition temperature, biodegradation
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Reference http://www.koreascience.or.kr/article/ArticleFullRecord.jsp?cn=OSGGBT_2015_v27n2_149&ordernum=7

                                                                            
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