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⵵/ȣ 1996 / ȣ: V.8,no.3,Jun
1() Sodium Diethylene Glycolate (SDEG) Polyester ռ
2(Ÿ) A Study on the Weight Reduction of PET Microfibre Treated with Sodium Diethylene Glycolate (SDEG)
() Lee, Joo-Hyoung (School of Textile Eng. Yeungnam University, Kyungsan, Korea) Kim, Sam-Soo (School of Textile Eng. Yeungnam University, Kyungsan, Korea) Huh, Man-Woo (Dept. of Textile Eng. Kyungpook Sanup University, Hayang, Korea) Yoon, Jong-Ho (Dept. of
(Ÿ) Lee, Joo-Hyoung (School of Textile Eng. Yeungnam University, Kyungsan, Korea) Kim, Sam-Soo (School of Textile Eng. Yeungnam University, Kyungsan, Korea) Huh, Man-Woo (Dept. of Textile Eng. Kyungpook Sanup University, Hayang, Korea) Yoon, Jong-Ho (Dept. of
Ҽ() Lee, Joo-Hyoung (School of Textile Eng. Yeungnam University, Kyungsan, Korea) Kim, Sam-Soo (School o
Ҽ(Ÿ) Lee, Joo-Hyoung (School of Textile Eng. Yeungnam University, Kyungsan, Korea) Kim, Sam-Soo (School o
/ 36 ~ 51 : 16
() English
ʷ In order to investigate the degradation behavior of PET fabrics, sodium diethylene glycolate (SDEG)-diethylene glycol (DEG) solutions were prepared and PET fabrics were treated in the solution. The dissolution rate constant and apparent activation energy of the PET fabrics were calculated by Eyring\\\'s and Arrhenius\\\'s equation respectively and measured dyeing properties, moisture and antistatic properties. Then compared SDEG-treated fabrics with NaOH-treated. The results were as follows; 1. PET fabrics decreased their weight in SDEG-DEG solution, and the decreasing rate showed a linear relationship to the treating time at constant temperature and concentration of SDEG-DEG solution. 2. The dissolution rate constant showed a linear relationship to the concentration of SDEGDEG solution and an exponential relationship to treating temperature. 3. Apparent activation energy of dissolution was 23.45 kcal/mol. 4. The K/S values and the L values of fabrics treated with SDEG-DEG solution are higher and lower respectively than fabrics treated with NaOH. 5. SDEG-DEG solution treatment improved fabric\\\'s moisture regain and it reached almost maximum at about 40% weight loss. 6. In the both reagent the light, wet and sublimation fastness of fabrics are similar. 7. SDEG-DEG solution gave more electrical discharge effect to the fabrics than that of NaOH. 8. NaOH treated PET microfiber have crater-like surface, while SDEG-DEG solution give bathochromic effect to the PET microfiber because which has wrinkles on the surface.
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