Sugar compositions
View Patent ↗A sugar composition comprising at least 40% dissolved solids in an aqueous solution having a viscosity at least 10% lower than a 42 DE (Dextrose Equivalents) reference solution with a same dissolved solids concentration at a given temperature. Another sugar composition comprising at least 30% glucose relative to total sugars, at least 10% mannose relative to total sugars, at least 5% xylose relative to total sugars, and less than 0.25% ash. Another sugar composition comprising at least 30% glucose relative to total sugars at least 10% mannose relative to total sugars, at least 5% xylose relative to total sugars, and at least 2% total furfurals.
1. A composition comprising:
(a) at least one water-soluble monomeric hydrolyzate comprising a monomeric hemicellulose sugar hydrolyzate;
(b) at least one water-soluble dimeric or higher oligomeric hydrolyzate comprising a dimeric or higher oligomeric hemicellulose sugar hydrolyzate;
(c) less than 2500 ppm in total by weight, relative to the total solids in the composition, of ash; and
(d) furfural.
2. The composition of claim 1 , wherein one or more of the water-soluble monomeric hydrolyzates is a pentose and one or more of the water-soluble dimeric or higher oligomeric hydrolyzates comprises a pentose.
3. The composition of claim 1 , wherein the ash comprises Ca, Cu, Fe, K, Mg, Mn, Na, P, S, and Si.
4. The composition of claim 1 , wherein:
the water-soluble monomeric hydrolyzate is selected from xylose, arabinose, or a combination thereof; and
the water-soluble dimeric or higher oligomeric hydrolyzate is selected from a dimer or higher oligomer of xylose, arabinose, or a combination thereof.
5. The composition of claim 1 , wherein the water-soluble monomeric hydrolyzate is derived from a lignocellulose substrate.
6. The composition of claim 1 , further comprising water.
7. The composition of claim 1 , wherein the water-soluble monomeric hydrolyzate is present at a concentration of at least 90% in an aqueous solution.
8. The composition of claim 1 , wherein the water-soluble monomeric hydrolyzate is xylose, arabinose, or a mixture thereof.
9. The composition of claim 1 , further comprising less than 1 ppm by weight, based on the total weight of the total solids in the composition, of calcium.
10. The composition of claim 1 , further comprising less than 1 ppm by weight, based on the total weight of the total solids in the composition, of iron.
11. The composition of claim 1 , further comprising less than 50 ppm by weight, based on the total weight of the total solids in the composition, of sulfur.
12. The composition of claim 1 , wherein the weight ratio of the water-soluble monomeric hydrolyzate to the ash is greater than about 360:1.
13. The composition of claim 1 , wherein one or more of the hydrolyzates is a hexose.
14. The composition of claim 1 , wherein:
at least one of the water-soluble monomeric hydrolyzates is selected from glucose, mannose, or a combination thereof; and
at least one of the water-soluble dimeric or higher oligomeric hydrolyzates is selected from a dimer or higher oligomer of glucose, mannose, or a combination thereof.
15. A composition comprising:
(a) at least one water-soluble monomeric hydrolyzate comprising a monomeric hemicellulose sugar hydrolyzate;
(b) at least one water-soluble dimeric or higher oligomeric hydrolyzate comprising a dimeric or higher oligomeric hemicellulose sugar hydrolyzate;
(c) impurities, wherein the impurities comprise:
less than 1 ppm by weight, based on the total weight of the total solids in the composition, of calcium;
less than 1 ppm by weight, based on the total weight of the total solids in the composition, of iron;
less than 50 ppm by weight, based on the total weight of the total solids in the composition, of sulfur; and
less than 2500 ppm by weight, based on the total weight of the total solids in the composition, of ash; and
(d) furfural.
16. The composition of claim 15 , wherein one or more of the water-soluble monomeric hydrolyzates is a pentose and one or more of the water-soluble dimeric or higher oligomeric hydrolyzates comprises a pentose.
17. The composition of claim 15 , wherein the impurities comprise Ca, Cu, Fe, K, Mg, Mn, Na, P, S, and Si.
18. The composition of claim 15 , wherein:
the water-soluble monomeric hydrolyzate is selected from xylose, arabinose, or a combination thereof; and
the water-soluble dimeric or higher oligomeric hydrolyzate is selected from a dimer or higher oligomer of xylose, arabinose, or a combination thereof.
19. The composition of claim 15 , wherein one or more of the hydrolyzates is a hexose.
20. The composition of claim 15 , wherein:
at least one of the water-soluble monomeric hydrolyzates is selected from glucose, mannose, or a combination thereof; and
at least one of the water-soluble dimeric or higher oligomeric hydrolyzates is selected from a dimer or higher oligomer of glucose, mannose, or a combination thereof.
21. A composition comprising:
(a) at least one water-soluble monomeric hydrolyzate comprising a monomeric hemicellulose sugar hydrolyzate;
(b) at least one water-soluble dimeric or higher oligomeric hydrolyzate comprising a dimeric or higher oligomeric hemicellulose sugar hydrolyzate;
(c) less than 50 ppm by weight, based on the total weight of the total solids in the composition, of sulfur; and
(d) furfural.
22. The composition of claim 21 , wherein one or more of the water-soluble monomeric hydrolyzates is a pentose and one or more of the water-soluble dimeric or higher oligomeric hydrolyzates comprises a pentose.
23. The composition of claim 21 , wherein:
the water-soluble monomeric hydrolyzate is selected from xylose, arabinose, or a combination thereof; and
the water-soluble dimeric or higher oligomeric hydrolyzate is selected from a dimer or higher oligomer of xylose, arabinose, or a combination thereof.
24. The composition of claim 21 , comprising less than 2500 ppm in total by weight, relative to the total solids in the composition, of ash, wherein the ash comprises Ca, Cu, Fe, K, Mg, Mn, Na, P, S, and Si.
25. A composition comprising:
at least one water-soluble monosaccharide hydrolyzate;
at least one water-soluble disaccharide hydrolyzate;
less than 2500 ppm in total by weight, relative to the total solids in the composition, of ash; and
furfural,
wherein one or more of the water-soluble monosaccharide hydrolyzates is a pentose and one or more of the water-soluble disaccharide hydrolysates comprises a pentose.
26. The composition of claim 25 , wherein the ash comprises Ca, Cu, Fe, K, Mg, Mn, Na, P, S, and Si.