Extraction process for plant ingredients
View Patent ↗The present invention relates to a process for the extraction of plant ingredients, which comprises a) comminuting plant material b) adding a solvent to the comminuted plant material c) subjecting the mixture of comminuted plant material and solvent to an ultrahigh temperature treatment at 95-150° C. over a period of 5-300 seconds.
1. A method for isolating inulin from inulin-containing plant material comprising:
a) comminuting the inulin-containing plant material to provide comminuted plant material;
b) adding water or water and alcohol to the comminuted plant material to provide a mixture of comminuted plant material and solvent;
c) subjecting the mixture of comminuted plant material and solvent to an ultrahigh temperature treatment at 95-150° C. over a period of 5-300 seconds to obtain a solid plant material and a liquid phase;
d) separating the solid plant material from the liquid phase; and
e) isolating the inulin from said liquid phase,
wherein said inulin-containing plant material is artichoke root or Jerusalem artichoke tuber.
2. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at a temperature of 100-150° C.
3. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out over a period of 5-200 seconds.
4. The method of claim 1 , wherein the ultrahigh temperature treatment is undertaken indirectly through a heat-exchange device.
5. The method of claim 4 , wherein the ultrahigh temperature treatment is undertaken in a countercurrent process.
6. The method of claim 4 , wherein the heat-exchange device is a tubular heat exchanger.
7. The method of claim 1 , wherein the ultrahigh temperature treatment takes place through direct steam introduction.
8. The method of claim 1 , wherein water is added in step b).
9. The method of claim 1 , wherein the plant material is artichoke root.
10. The method of claim 9 , wherein the artichoke root is comminuted into pieces and is pureed before the ultrahigh temperature treatment.
11. The method of claim 10 , wherein the artichoke root is pureed at a temperature below 10° C. and with the addition of water.
12. The method of claim 1 , wherein water and alcohol are added in step b).
13. The method of claim 12 , wherein the alcohol is ethanol.
14. The method of claim 1 , wherein the plant material is finely comminuted.
15. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out over a period of 5-150 seconds.
16. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out over a period of 5-100 seconds.
17. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out over a period of 5-50 seconds.
18. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 110-150° C.
19. The method of claim 1 , the ultrahigh temperature treatment is carried out at 110- 150° C. over a period of 10-50 seconds.
20. The method of claim 1 , wherein the plant material is Jerusalem artichoke tuber.
21. The method of claim 1 , wherein said inulin is a long-chain inulin that has a weight-average of the degree of polymerization DPw of greater than 40 determined using GPC-RI.
22. The method of claim 11 , wherein the root is pureed at a temperature below 5° C. and with the addition of water.
23. The method of claim 1 , wherein the artichoke is a Globe artichoke.
24. The method of claim 1 , wherein the artichoke is a Globe artichoke and the Globe artichoke root is comminuted into pieces and is pureed before the ultrahigh temperature treatment.
25. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 100-150° C. over a period of 5-50 seconds.
26. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 100-140° C. over a period of 5-50 seconds.
27. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 110-150° C. over a period of 5-50 seconds.
28. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 110-140° C. over a period of 5-50 seconds.
29. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 100-150° C. over a period of 5-100 seconds.
30. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 100-140° C. over a period of 5-100 seconds.
31. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 110-150° C. over a period of 5-100 seconds.
32. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 110-140° C. over a period of 5-100 seconds.
33. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 100-150° C. over a period of 5-200 seconds.
34. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 100-140° C. over a period of 5-200 seconds.
35. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 110-150° C. over a period of 5-200 seconds.
36. The method of claim 24 , wherein the ultrahigh temperature treatment is carried out at 110-140° C. over a period of 5-200 seconds.
37. The method of claim 24 , wherein said inulin is a long-chain inulin that has a weight-average of the degree of polymerization DPw of greater than 40 determined using GPC-RI.
38. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 100-150° C. over a period of 5-50 seconds.
39. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 100-140° C. over a period of 5-50 seconds.
40. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 110-150° C. over a period of 5-50 seconds.
41. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 110-140° C. over a period of 5-50 seconds.
42. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 100-150° C. over a period of 5-100 seconds.
43. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 100-140° C. over a period of 5-100 seconds.
44. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 110-150° C. over a period of 5-100 seconds.
45. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 110-140° C. over a period of 5-100 seconds.
46. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 100-150° C. over a period of 5-200 seconds.
47. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 100-140° C. over a period of 5-200 seconds.
48. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 110-150° C. over a period of 5-200 seconds.
49. The method of claim 37 , wherein the ultrahigh temperature treatment is carried out at 110-140° C. over a period of 5-200 seconds.
50. The method of claim 24 , wherein the root is pureed at a temperature below 10° C. and with the addition of water.
51. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 100-150° C. over a period of 5-50 seconds.
52. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 100-140° C. over a period of 5-50 seconds.
53. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 110-150° C. over a period of 5-50 seconds.
54. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 110-140° C. over a period of 5-50 seconds.
55. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 100-150° C. over a period of 5-100 seconds.
56. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 100-140° C. over a period of 5-100 seconds.
57. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 110-150° C. over a period of 5-100 seconds.
58. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 110-140° C. over a period of 5-100 seconds.
59. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 100-150° C. over a period of 5-200 seconds.
60. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 100-140° C. over a period of 5-200 seconds.
61. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 110-150° C. over a period of 5-200 seconds.
62. The method of claim 1 , wherein the ultrahigh temperature treatment is carried out at 110-140° C. over a period of 5-200 seconds.