СИМАРД Мишель А. (US),КИЛАМБИ Сринивас (US),КАДАМ Киран Л. (US)
申请号：
RU2012154209/15
公开号：
RU2012154209A
申请日:
2012.12.03
申请国别(地区):
RU
年份:
2014
代理人:
摘要：
1. A composition comprising: lignin； less than approximately 2000 mg of elements per kg of said lignin； where said elements are Al, As, B, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb ^ Se, Si, Sn, Sr, Ti, Tl, V, and Zn. 2. The composition of claim 1, wherein said lignin has a calorific value measured in accordance with ASTM-D240 and D5865a of at least about 5,000 BTU / lb. The composition of claim 1, wherein said lignin has an average particle size of less than about 500 microns. The composition of claim 1, wherein said lignin has a bulk density of less than about 0.35 g / cm. The composition of claim 1, wherein said lignin is obtained from lignocellulosic biomass, optionally using extraction with supercritical, subcritical, or near-critical fluid, or a combination thereof. The composition of claim 1, wherein said composition is substantially free of organic solvent. The composition of claim 1, wherein said lignin is in powder form. The composition of claim 1, wherein said lignin is in tablet form. The composition of claim 1, wherein said lignin is in liquid form. A composition according to claim 1, further comprising: less than about 700 mg of calcium per kg of said lignin. 11. A composition according to claim 1, further comprising: less than about 525 mg of iron per kg of said lignin. A composition according to claim 1, further comprising: less than about 150 mg of sulfur per kg of said lignin. The composition of claim 1, wherein the contents of these elements are determined by inductively coupled plasma emission spectroscopy. The composition of claim 1, further comprising: less than approx1. Композиция, включающая:лигнин； исуммарно меньше, чем приблизительно 2000 мг элементов на кг указанного лигнина；где указанные элементы представляют собой Al, As, B, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb^Se, Si, Sn, Sr, Ti, Tl, V, и Zn.2. Композиция по п. 1, где указанный лигнин имеет измеренную в соответствии со ста
