Preparation of tea catechins using polyamide

Journal of Bioscience and Bioengineering

Volumn 111, Issue 2, 2011, Pages 232-236

  Ye, Jian Hui ^a   Wang, Liu Xiang ^a   Chen, Hao ^a   Dong, Jun Jie ^a   Lu, Jian Liang ^b   Zheng, Xin Qiang ^b   Wu, Ming Yan ^a   Liang, Yue Rong ^a  

^a ZHEJIANG UNIVERSITY   (China)

^b AGRO ENVIRONMENTAL PROTECTION INSTITUTE   (China)

Author keywords

Caffeine free; Camellia sinensis; Caprolactam; Two step elution

Indexed keywords

ADSORPTION CAPACITIES; ADSORPTION KINETICS; ADSORPTION SELECTIVITY; ADSORPTION SEPARATION; AQUEOUS ETHANOL; CAFFEINE-FREE; CAMELLIA SINENSIS; CAPROLACTAM; COLUMN SEPARATION; EQUILIBRIUM DATA; GREEN TEA EXTRACTS; LANGMUIR MODELS; MACROPOROUS RESIN; POLYAMIDE 6; PSEUDO SECOND ORDER; SELECTIVE ISOLATION; TEA CATECHIN; TWO-STEP ELUTION;

ADSORPTION; ETHANOL; RESINS;

PHENOLS;

ALCOHOL; CAFFEINE; CATECHIN; GREEN TEA EXTRACT; POLYAMIDE; WATER;

AQUEOUS SOLUTION; ARTICLE; COLUMN CHROMATOGRAPHY; DRUG SYNTHESIS; EQUILIBRIUM CONSTANT; HIGH PERFORMANCE LIQUID CHROMATOGRAPHY; HYDROGEN BOND;

ADSORPTION; CAFFEINE; CAPROLACTAM; CATECHIN; CHROMATOGRAPHY, HIGH PRESSURE LIQUID; MODELS, CHEMICAL; POLYMERS; TEA;

CAMELLIA SINENSIS;

EID: 78951471847     PISSN: 13891723     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jbiosc.2010.09.019     Document Type: Article

References (23)

1. Gupta S., Saha B., Giri A.K. Comparative antimutagenic and anticlastogenic effects of green tea and black tea: a review. Mutat. Res. - Rev. Mutat. Res. 2002, 512:37-65.
2. Kuroda Y., Hara Y. Antimutagenic and anticarcinogenic activity of tea polyphenols. Mutat. Res.-Rev. Mutat. Res. 1999, 436:69-97.
3. Lu M.J., Chen C. Enzymatic modification by tannase increases the antioxidant activity of green tea. Food Res. Int. 2008, 41:130-137.
4. Weiss D.J., Austria E.J., Anderton C.R., Hompesch R., Jander A. Analysis of green tea extract dietary supplements by micellar electrokinetic chromatography. J. Chromatogr., A 2006, 1117:103-108.
5. Donovan J.L., Chavin K.D., Devane C.L., Taylor R.M., Wang J.S., Ruan Y., Markowitz J.S. Green tea (Camellia sinensis) extract does not alter cytochrome p450 3A4 or 2D6 activity in healthy volunteers. Drug Metab. Dispos. 2004, 32:906-908.
6. Wagner K., Schulz S. Adsorption of phenol, chlorophenols, and dihydroxybenzenes onto unfunctionalized polymeric resins at temperatures from 294.15K to 318.15K. J. Chem. Eng. Data 2001, 46:322-330.
7. Dueñas M., Sun B., Hernández T., Estrella I., Spranger M.I. Proanthocyanidin composition in the seed coat of Lentils (Lens culinaris L.), J. Agr. Food Chem. 2003, 51:7999-8004.
8. Monagas M., Gómez-Cordovés C., Bartolomé B., Laureano O., Ricardo da Silva J.M. Monomeric, oligomeric, and polymeric flavan-3-ol composition of wines and grapes from Vitis vinifera L. Cv. Graciano, Tempranillo, and Cabernet Sauvignon. J. Agric. Food Chem. 2003, 51:6475-6481.
9. Wang K.B., Liu Z.H., Huang J.A., Fu D.H., Liu F., Gong Y.S., Wu X.S. TLC separation of catechins and theaflavins on polyamide plates. JPC-J. Planar Chromat. 2009, 22:97-100.
10. Puffr R., Kubánek V. Lactam-based polyamides: modification, technology, and application 1991, CRC Press, Florida.
11. Mengerink Y., Peters R., van der Wal S.J., Claessens H.A., Cramers C.A. Analysis of linear and cyclic oligomers in polyamide-6 without sample preparation by liquid chromatography using the sandwich injection method I. Injection procedure and column stability. J. Chromatogr., A 2000, 876:37-50.
12. Liang H.L., Liang Y.R., Dong J.J., Lu J.L., Xu H.R., Wang H. Decaffeination of fresh green tea leaf (Camellia sinensis) by hot water treatment. Food Chem. 2007, 101:1451-1456.
13. Ye J.H., Jin J., Liang H.L., Lu J.L., Du Y.Y., Zheng X.Q., Liang Y.R. Using tea stalk lignocellulose as an adsorbent for separating decaffeinated tea catechins. Bioresour. Technol. 2009, 100:622-628.
14. Siriwoharn T., Wrolstad R.E. Polyphenolic composition of marion and evergreen blackberries. J. Food Sci. 2004, 69:C233-C240.
15. Ho Y.S., McKay G. Kinetic models for the sorption of dye from aqueous solution by wood. Process Saf. Environ. Protect. 1998, 76:183-191.
16. Ho Y.S., McKay G. Pseudo-second order model for sorption processes. Process Biochem. 1999, 34:451-465.
17. Sparks D.L. Kinetics of soil chemical processes 1989, Academic Press, New York.
18. Volesky B. Sorption and biosorption 2003, BV Sorbex, Canada.
19. Bunluesin S., Kruatrachue M., Pokethitiyook P., Upatham S., Lanza G.R. Batch and continuous packed column studies of cadmium biosorption by Hydrilla verticillata biomass. J. Biosci. Bioeng. 2007, 103:509-513.
20. 2 activation. Bioresour. Technol. 2008, 99:492-501.
21. Atkins P.W. Physical chemistry 1990, 884-890. Oxford University Press, London. 4th Ed.
22. Von Oepen B., Kördel W., Klein W. Sorption of nonpolar and polar compounds to soils: processes, measurements and experience with the applicability of the modified OECD-Guideline 106. Chemosphere 1991, 22:285-304.
23. Li M.Y., Zeng Q.X., Feng C.G., Sun W.N. Thermodynamic study of adsorption of catechins on ion exchange fiber. J. Chem. Ind. Eng. 2005, 56:1164-1168. (in Chinese).