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US 8,894,771 B2Granted
Compositions comprising C5 and C6 monosaccharides
AssigneeRenmatix, Inc.
InventorsDaniel Clay Floyd, Kiran Kadam, Srinivas Kilambi
Life of this patent
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Abstract
Compositions comprising C5 and C6 monosaccharides and low levels of undesirable impurities, such as compounds containing sulfur, nitrogen, or metals, are disclosed.
Claims23
A composition, comprising:
- at least one water-soluble C5 monosaccharide hydrolysate;
- at least one water-soluble C5 oligosaccharide hydrolysate having a degree of polymerization of about 2 to about 15;
- and
- impurities;
- wherein said impurities comprise:
- less than about 1950 ppm in total by weight, based on total weight of water-soluble C5 saccharide hydrolysate in said composition, of elements;
- wherein 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.
4 more elements
A composition, comprising:
- at least one water-soluble C5 monosaccharide hydrolysate;
- at least one water-soluble C5 oligosaccharide hydrolysate having a degree of polymerization of about 2 to about 15;
- and
- impurities;
- wherein said impurities comprise:
- less than about 5 ppm by weight, based on total weight of water-soluble C5 saccharide hydrolysate in said composition, of aluminum;
- less than about 300 ppm by weight, based on total weight of water-soluble C5 saccharide hydrolysate in said composition, of calcium;
- less than about 10 ppm, based on total weight of water-soluble C5 saccharide hydrolysate in said composition, of iron;
- and
- less than about 1000 ppm by weight, based on total weight of water-soluble C5 saccharide hydrolysate in said composition, of sulfur.
7 more elements
A composition, comprising:
- at least one water-soluble C5 monosaccharide hydrolysate;
- at least one water-soluble C5 oligosaccharide hydrolysate having a degree of polymerization of about 2 to about 15;
- and
- impurities;
- wherein said impurities comprise:
- less than about 5 ppm by weight, based on total weight of water-soluble C5 saccharide hydrolysate in said composition, of aluminum.
3 more elements
A composition, comprising:
- at least one water-soluble C5 monosaccharide hydrolysate;
- at least one water-soluble C5 oligosaccharide hydrolysate having a degree of polymerization of about 2 to about 15;
- and
- impurities;
- wherein said impurities comprise:
- less than about 300 ppm by weight, based on total weight of water-soluble C5 saccharide hydrolysate in said composition, of calcium.
3 more elements
A composition, comprising:
- at least one water-soluble C5 monosaccharide hydrolysate;
- at least one water-soluble C5 oligosaccharide hydrolysate having a degree of polymerization of about 2 to about 15;
- and
- impurities;
- wherein said impurities comprise:
- less than about 10 ppm by weight, based on total weight of water-soluble C5 saccharide hydrolysate in said composition, of iron.
3 more elements
A composition, comprising:
- at least one water-soluble C5 monosaccharide hydrolysate;
- at least one water-soluble C5 oligosaccharide hydrolysate having a degree of polymerization of about 2 to about 15;
- and
- impurities;
- wherein said impurities comprise
- less than about 1000 ppm by weight, based on total weight of water-soluble C5 saccharide hydrolysate in said composition, of sulfur.
3 more elements
Dependencies are inferred from the claim text.