摘要
棉籽壳经加酸加热水解 ,制得乙酰丙酸 ,收率为 16 .2 % ;残渣经硫酸炭化磺化 ,制得木素活性炭 ,收率为 81.2 % ,脱色性能优于国家标准 (GB/ T12 496 .2 2 -
Levulinic acid is prepared from cotton seed husk by heat acid hydrolysis with 16.2% of yield.The residue is used to produce ligneous activated carbon by carbonation sulphonation with sulfuric acid and the yield of activated carbon reaches 81.2%.Its decolorizing efficiency is better than the requirement of the national standard(GB/T 12496.22 90)
出处
《化工环保》
CAS
CSCD
北大核心
2001年第3期161-163,共3页
Environmental Protection of Chemical Industry
基金
陕西省教委自然科学基金资助课题 !(97JK0 34
