표제지
목차
국문초록 11
Ⅰ. 서론 13
1. 연구의 배경 13
2. Metal/ASZM/PAC 14
3. 독성가스 15
4. 염산가스 흡착성능 평가 17
5. 연구의 목적 18
Ⅱ. 실험 방법 19
1. 시약 19
2. 첨착활성탄 제조 20
2.1. 정제활성탄(PAC) 제조 20
2.2. 함침용액 제조 20
2.3. Metal/ASZM/PAC 제조 23
3. Metal/ASZM/PAC의 특성 조사 26
4. 염산가스 흡착성능 평가 26
Ⅲ. 결과 및 고찰 29
1. Metal/ASZM/PAC의 특성 조사 29
1.1. Metal/ASZM/PAC의 SEM-EDS 조사 29
1.2. Metal/ASZM/PAC의 XRD 패턴 조사 39
1.3. Metal/ASZM/PAC의 BET 비표면적 조사 41
2. 염산가스 흡착성능 평가 46
2.1. Fe/ASZM/PAC 46
2.2. Sn/ASZM/PAC 47
2.3. Na/ASZM/PAC 49
2.4. Zr/ASZM/PAC 51
Ⅳ. 결론 54
Abstract 56
참고문헌 58
논문 및 학술활동 실적 60
Table 1. Allowable concentration by type of toxic gases 16
Table 2. The reagents used to prepare metal solutions 19
Table 3. Particle size proportion of mixed activated carbons 20
Table 4. The precursors for preparing ASZM solutions 21
Table 5. Amount of Fe(NO₃)₃·9H₂O used to prepare Fe solution with various Fe contents 22
Table 6. Amount of SnCl₄·5H₂O used to prepare Sn solution with various Sn contents 22
Table 7. Amount of Na₂CO₃ used to prepare Na solution with various Na contents 23
Table 8. Amount of ZrO(NO₃)₂·6H₂O used to prepare Zr solution with various Zr contents 23
Table 9. The conditions for HCl adsorption 26
Table 10. SEM-EDS result of ASZM/PAC 30
Table 11. SEM-EDS results of Fe/ASZM/PAC 32
Table 12. SEM-EDS results of Sn/ASZM/PAC 34
Table 13. SEM-EDS results of Na/ASZM/PAC 36
Table 14. SEM-EDS results of Zr/ASZM/PAC 38
Table 15. Variations of BET surface area according to various Fe contents 41
Table 16. Variations of BET surface area according to various Sn contents 42
Table 17. Variations of BET surface area according to various Na contents 43
Table 18. Variations of BET surface area according to various Zr contents 44
Fig. 1. The structure of the purification tank of the gas mask. 14
Fig. 2. The procedure for preparing ASZM/PAC. 24
Fig. 3. The procedure for preparing Fe(2)/ASZM/PAC. 25
Fig. 4. Schematic diagram of experimental apparatus for HCl adsorption. 27
Fig. 5. SEM-EDS images of ASZM/PAC. 30
Fig. 6. SEM-EDS images of Fe(8)/ASZM/PAC. 31
Fig. 7. SEM-EDS images of Fe(2)/ASZM/PAC. 32
Fig. 8. SEM-EDS images of Sn(4)/ASZM/PAC. 33
Fig. 9. SEM-EDS images of Sn(12)/ASZM/PAC. 34
Fig. 10. SEM-EDS images of Na(6)/ASZM/PAC. 35
Fig. 11. SEM-EDS images of Na(12)/ASZM/PAC. 36
Fig. 12. SEM-EDS images of Zr(6)/ASZM/PAC. 37
Fig. 13. SEM-EDS images of Zr(12)/ASZM/PAC. 38
Fig. 14. XRD patterns of Metal/ASZM/PAC and metal oxides. 40
Fig. 15. Adsorption isotherm of Fe(8)/ASZM/PAC. 42
Fig. 16. Adsorption isotherm of Sn(4)/ASZM/PAC. 43
Fig. 17. Adsorption isotherm of Na(6)/ASZM/PAC. 44
Fig. 18. Adsorption isotherm of Zr(6)/ASZM/PAC. 45
Fig. 19. Variation of breakthrough time with Fe contents over Fe/ASZM/PAC. 46
Fig. 20. Breakthrough curve of Fe(8)/ASZM/PAC. 47
Fig. 21. Variation of breakthrough time with Sn contents over Sn/ASZM/PAC. 48
Fig. 22. Breakthrough curve of Sn(4)/ASZM/PAC. 49
Fig. 23. Variation of breakthrough time with Na contents over Na/ASZM/PAC. 50
Fig. 24. Breakthrough curve of Na(6)/ASZM/PAC. 51
Fig. 25. Variation of breakthrough time with Zr contents over Zr/ASZM/PAC. 52
Fig. 26. Breakthrough curve of Zr(6)/ASZM/PAC. 53