Hydrogenated glucose polymer composition containing dietary fibres

Patent metadata

Field	Value
Publication number	US-11168152-B2
Application number	US-201716315706-A
Country	US
Kind code	B2
Filing date	Jun 9, 2017
Priority date	Jul 8, 2016
Publication date	Nov 9, 2021
Grant date	Nov 9, 2021

Abstract

The invention relates to a hydrogenated glucose polymer composition having a total fibre content of more than 50% as determined by the AOAC 2001.03 method, and a dry weight reducing sugar content, SR, lower than 800 ppm. The invention also relates to a method for producing said composition. The invention is also directed to a food or pharmaceutical product comprising said composition.

First claim

The invention claimed is:

1. A hydrogenated glucose polymer composition, comprising a total fiber content, determined according to the AOAC 2001.03 method, of greater than 50% and an amount of reducing sugars by dry weight RS of less than 800 ppm.

2. The composition according to claim 1 , wherein the amount of reducing sugars thereof by dry weight ranges from 20 to 600 ppm.

3. The composition according to claim 1 , wherein the glucose polymer is a glucose polymer containing nondigestible dietary fiber.

4. The composition according to claim 3 , wherein the total fiber content thereof, determined according to the AOAC 2001.03 method, is greater than 60%.

5. The composition according to claim 1 , wherein, relative to the dry weight of the composition, the dry weight of polyols (DP1H+DP2H), resulting from the hydrogenation of the glucose, of the maltose, and of the isomers thereof, is less than 30%.

6. The composition according to claim 1 , wherein it has a Mw ranging from 1000 to 6000 g/mol.

7. The composition according to claim 1 , wherein it has a Mw of greater than or equal to 2500 g/mol.

8. A process for producing a hydrogenated glucose polymer composition according to claim 1 , comprising:
a step of providing an aqueous solution of glucose polymer containing dietary fiber;
a step of bringing the aqueous solution into contact with a hydrogenation catalyst in order to provide, optionally after correcting this pH, a solution having a pH ranging from 4 to 7;
a step of hydrogenation of said solution in a reactor for a sufficient duration to achieve a composition, referred to as prehydrogenated composition, having a reducing sugar content ranging from 0.15 to 1%;
followed by a step of modification of the pH of the prehydrogenated composition by addition of a base, said composition having, at the end of this step, a pH ranging from 8.5 to 11;
followed by a step of alkalinization, also in the presence of a hydrogenation catalyst and hydrogen, of the prehydrogenated composition at a temperature of between 100 and 140° C. for a sufficient duration to form the hydrogenated glucose polymer composition.

9. The process as claimed in claim 8 , wherein the hydrogenation step is carried out at a temperature of between 100 and 140° C. and a hydrogen pressure of between 20 and 200 bar.

10. The process according to claim 8 , wherein the prehydrogenated composition has a pH, at the end of the pH modification step, ranging from 9.10 to 9.90.

11. The process according to claim 8 , wherein, following the alkalinization step, a step of purification of the hydrogenated glucose polymer composition is carried out.

12. The process according to claim 11 , wherein the purification step comprises a step of passing the hydrogenated glucose polymer composition on one or more ion exchange resins.

13. The process according to claim 11 , wherein the purification step comprises a treatment of the glucose polymer composition with carbon black.

14. The process according to claim 8 , further comprising a step of concentration followed by a step of drying.

15. A food or pharmaceutical product, comprising the hydrogenated glucose polymer composition according to claim 1 .

16. The composition according to claim 1 , wherein the amount of reducing sugars thereof by dry weight ranges from 50 to 400 ppm.

17. The composition according to claim 3 , wherein the total fiber content thereof, determined according to the AOAC 2001.03 method, is greater than 70%.

18. The composition according to claim 3 , wherein the total fiber content thereof, determined according to the AOAC 2001.03 method, is greater than 80%.

19. The composition according to claim 1 , wherein, relative to the dry weight of the composition, the dry weight of polyols (DP1H+DP2H), resulting from the hydrogenation of the glucose, of the maltose, and of the isomers thereof, is less than 25%.

20. The composition according to claim 1 , wherein, relative to the dry weight of the composition, the dry weight of polyols (DP1H+DP2H), resulting from the hydrogenation of the glucose, of the maltose, and of the isomers thereof, is less than 15%.

21. The composition according to claim 1 , wherein, relative to the dry weight of the composition, the dry weight of polyols (DP1H+DP2H), resulting from the hydrogenation of the glucose, of the maltose, and of the isomers thereof, is less than 5%.

22. The composition according to claim 1 , wherein, relative to the dry weight of the composition, the dry weight of polyols (DP1H+DP2H), resulting from the hydrogenation of the glucose, of the maltose, and of the isomers thereof, is less than 2%.

23. The composition according to claim 1 , wherein it has a Mw ranging from 1300 to 5000 g/mol.

24. The composition according to claim 1 , wherein it has a Mw ranging from 1000 to 3600 g/mol.

25. The composition according to claim 1 , wherein it has a Mw ranging from 3600 to 6000 g/mol.

26. The composition according to claim 1 , wherein it has a Mw ranging from 2500 to 6000 g/mol.

Assignees

• Roquette Freres

Inventors

• Ibert Mathias
• Boit Baptiste

Classifications

• C08L3/02

  Starch; Degradation products thereof, e.g. dextrin · CPC title

• A23L29/30

  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 title

• A61K31/70

  Carbohydrates; Sugars; Derivatives thereof (sorbitol A61K31/047) · CPC title

• A61K47/36

  Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin · CPC title

• C08B30/18 Primary

  Dextrin {, e.g. yellow canari, white dextrin, amylodextrin or maltodextrin; Methods of depolymerisation, e.g. by irradiation or mechanically} · CPC title