Quantification of muconic acid-type structures in high molecular weight material from bleach plant effluents

Holzforschung

Volumn 54, Issue 3, 2000, Pages 273-278

  Vilen, E J ^a   McKague, A B ^a   Reeve, D W ^a  

^a UNIVERSITY OF TORONTO   (Canada)

Author keywords

Bleaching effluent; Muconic acids; Nuclear magnetic resonance

Indexed keywords

ACIDS; BLEACHING; CHEMICAL OXYGEN DEMAND; CHLORINE COMPOUNDS; COMPOSITION; EFFLUENTS; KRAFT PULP; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; PH EFFECTS;

BLEACH PLANT EFFLUENTS; METHYL ESTER; PH DEPENDENT CYCLIZATION; TOTAL ORGANIC CARBON;

PAPER AND PULP MILLS;

BLEACHING; BLEACHING EFFLUENTS; CARBOXYLIC ACIDS; CHEMICAL COMPOSITION; CHEMICAL PULPS; CHLORINE DIOXIDE; KRAFT MILLS; KRAFT PULPS; MUCONIC ACID;

EID: 0034578815     PISSN: 00183830     EISSN: None     Source Type: Trade Journal    
DOI: 10.1515/HF.2000.046     Document Type: Article

References (26)

1. 13C NMR of lignins in aqueous alkali. I. Ionisation effect on the spectra of model compounds and milled wood lignins
2. Method 5220 D. Closed reflux, colorimetric method
3. Reactions of chlorine dioxide with lignins in unbleached pulps. Part I
4. High-molecular-weight effluent materials from modern ECF and TCF bleaching
5. Determination of carboxyl groups
6. 13C NMR spectroscopy
7. Substituent-substituent interactions in carbon-13 substituent chemical shifts of phenols and phenoxides
8. Investigation of residual lignin in chemical pulps. Part 2. Purification and characterization of residual lignin after enzymatic hydrolysis of pulps
9. Decomposition of lignin by white-rot fungi, II. Characterization of heavily degraded lignins from decayed spruce
10. 13C-NMR spectra of kraft lignins
11. Chlorine dioxide and chlorite oxidations of phenols related to lignin
12. Reaction of a lignin model dimer with chlorine and chlorine dioxide
13. Reactions of lignin model dimers with chlorine dioxide
14. Reaction of lignin model compounds sequentially with chlorine dioxide and sodium hydroxide
15. Characterization of the high molecular mass chlorinated matter in spent bleach liquors (SBL). Part II. Acidic SBL
16. 13C-NMR spectral studies of isolated lignins
17. Effect of base on the C-13 NMR spectra of model phenolic acids related to humic acids and lignins
18. Humus and its structure. I. A systematic characterization of lake humus
19. Lactonization of cis,cis-3-halomuconates: Influence of pH and halo substituent on the regiochemistry
20. Carbon-13 nuclear magnetic resonance spectrometry
21. Studies on oxidative delignification mechanisms. Part 1. Oxidation of vanillin with chlorine dioxide
22. Chemical structure and biodegradability of halogenated aromatic compounds. Halogenated muconic acids as intermediates
23. Preparative isolation of aquatic humic substances
24. Identification of muconic acids in bleach plant effluent
25. Structural characterization of chlorolignins by spectroscopic and liquid chromatographic methods and a comparison with humic substances