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发表于 2009-7-23 16:40:12
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大姑我用手打出来的!
凉秋-人淡如菊 发表于 2009-7-23 16:32 
google翻译:
Case of dyeing copper, iron ions are changing color. To 1,5 - dihydroxyanthraquinone and phenol, anisole as raw materials, first of all, will be 1,5 - dihydroxyanthraquinone sulfonation, nitration, reduction was 1, 5 - dihydroxy -4,8 - -2,6 aminoanthraquinone II - II sodium, and then with phenol, anisole for addition to reaction, and finally to acid that is a product of base hydrolysis . by filtration, washed to neutral, grinding, drying a product that is.
1 part 1,5 - dihydroxyanthraquinone, fuming sulfuric acid were 13.98, 0.35 copies of anhydrous sodium sulfate, at 110 ~ 115 degrees Celsius; C Sulfonation to four hours, with 6.92 per diluted sulfuric acid. Sulfonation were diluted with configured mixed acid [4.73kg nitrate by (95%), 9.7kg sulfate (96%) and water allocation derived from 1.9kg] mixing, warming to 55 ~ 60 degrees Celsius; C for nitrification, the cooling, filter. from 47.2 Nitrification kg cake, 8.25kg sodium (100%), in 75 ~ 78 degrees Celsius; C-reduction reaction for 1.5 ~ 2 hours later, filter press, with salt added to the non-alkaline sodium sulfide wash solution until a 1,5 -- -4,8 dihydroxy -2,6 aminoanthraquinone II - II sodium (I). |
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