中温煤沥青喹啉不溶物的脱除及炭化制备针状焦*

唐闲逸, 魏晓慧, 许德平, 张海永, 贺欣, 熊楚安, 唐瀚滢

Removal of QI from Medium-temperature Coal Tar Pitch and Preparation of Needle Coke through Carbonization

TANG Xianyi, WEI Xiaohui, XU Deping, ZHANG Haiyong, HE Xin, XIONG Chu'an, TANG Hanying

表2 煤沥青性质

Table 2 The properties of coal tar pitch

Sample CTP0 CTP1 CTP2 CTP3 CTP4 Sample CTP0 CTP1 CTP2 CTP3 CTP4 C,% 92.14 93.64 92.06 92.87 92.66 Har ,% 79.60 80.48 77.64 75.31 74.55 H,% 4.75 4.90 5.80 5.05 5.04 Hα ,% 17.16 18.76 20.05 21.12 21.88 O3,% 1.67 0 0.25 0.81 1.01 Hβ ,% 3.11 0.46 1.74 3.26 3.52 N,% 1.20 1.15 1.37 0.96 0.96 Hγ ,% 0.13 0.30 0.57 0.31 0.05 S,% 0.24 0.31 0.52 0.31 0.33 fa5 0.9477 0.9488 0.9256 0.9328 0.9307 C/H 1.62 1.59 1.32 1.53 1.53 σ5 0.08 0.089 0.097 0.105 0.109 Ash,% 0 0 0 0 0 HS,% 13.64 49.80 31.39 70.50 85.40 H2O,% 0.50 0.59 0.17 0.35 0.39 HI-TS,% 72.06 46.24 66.57 28.27 14.46 SP4 77.8℃ 23.8℃ 22.4℃ - - TI-QS,% 12.79 3.87 1.97 1.19 0.10 - - - - - QI,% 1.49 0.09 0.07 0.04 0.03