Sugar compositions

• US 9,845,514 B2
• Filed: 06/03/2015
• Issued: 12/19/2017
• Est. Priority Date: 10/10/2011
• Status: Active Grant

• Current Assignee: Virdia LLC (Stora Enso Oyj)
• Original Assignee: Virdia, Inc. (Stora Enso Oyj)
• Inventors: Eyal, Aharon, Jansen, Robert
• Primary Examiner(s): Brunsman, David M
• Application Number:
  US14/730,118
• Publication Number:
  US 20160108481A1
• Time in Patent Office: 930 Days
• Field of Search: 127 30, 127 37
• CPC Class Codes: A23L 29/30 containing carbohydrate syrups; containing sugars; containing sugar alcohols, e.g. xylitol; containing starch hydrolysates, e.g. dextrin products from apiculture A23L21/20; artificial sweetening agents A23L27/30
• CPC Class Codes: C07H 3/02 Monosaccharides
• CPC Class Codes: C07H 3/04 Disaccharides
• CPC Class Codes: C07H 3/06 Oligosaccharides, i.e. having three to five saccharide radicals attached to each other by glycosidic linkages
• CPC Class Codes: C13B 50/00 Sugar products, e.g. powdered, lump or liquid sugar; Working-up of sugar C13B40/00, C13B45/00 take precedence; confectionery A23G3/00
• CPC Class Codes: C13K 1/02 obtained by saccharification of cellulosic materials manufacture of fodder A23K10/32
• CPC Class Codes: C13K 11/00 Fructose separation from invert sugar C13K3/00
• CPC Class Codes: C13K 13/00 Sugars not otherwise provided for in this class
• CPC Class Codes: C13K 13/002 Xylose

Abstract

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.

Claims

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.