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  1. Influence of TEMPO-oxidation on pulp fiber chemistry, morphology and mechanical paper sheet properties

    In this contribution, we report on the TEMPO-mediated oxidation of pulp fibers used in the general context of papermaking and for the future design...

    Laura M. Hillscher, Mark V. Höfler, ... Markus Biesalski in Cellulose
    Article Open access 20 February 2024

  2. Efficient TEMPO functionalized temperature response nanoreactors: recoverable hydrophobic pockets for aerobic oxidation of alcohols in water

    With the growing popularity of "green chemistry," the selective oxidation of alcohols using water as a reaction medium and oxygen as an oxidant has...

    **anbo Shen, Ji Wang, ... You Peng in Journal of Polymer Research
    Article 01 April 2024

  3. Merging benzotrithiophene covalent organic framework photocatalysis with TEMPO for selective oxidation of organic sulfides

    Visible light photocatalysis of covalent organic frameworks (COFs) has made significant progress in recent years. Benzotrithiophene (BTT), a planar,...

    Fengwei Huang, Yuexin Wang, ... **anjun Lang in Science China Chemistry
    Article 25 June 2023

  4. Kinetic study and real-time monitoring strategy for TEMPO-mediated oxidation of bleached eucalyptus fibers

    The present work aims at glimpsing the rate-determinant process parameters of TEMPO-mediated oxidation of bleached kraft cellulose for develo**...

    André Mazega, Alexandre F. Santos, ... Marc Delgado-Aguilar in Cellulose
    Article Open access 26 December 2022

  5. TEMPO-catalyzed oxidation of polysaccharides

    2,2,6,6-Tetramethylpiperidine-1-oxyl radical (TEMPO)-catalyzed oxidation enables efficient and position-selective conversion of primary hydroxy...

    Akira Isogai in Polymer Journal
    Article 29 November 2021

  6. Using TEMPO oxidation to tailor deacetylation of carboxyl β-chitin nanofibers from squid pen

    2,2,6,6-tetramethylpiperidine-1-oxyl-radical (TEMPO) oxidation is a classical method to obtain carboxyl chitin nanomaterials, but when the...

    Daying Liu, Shasha Huang, ... Jianming Zhang in Cellulose
    Article 30 August 2022

  7. Unsymmetric bi-functional Mn-salen complex bearing TEMPO and Mn-complex for the synthesis of magnetic Mn/TEMPO-doped Fe3O4 NPs: a simple catalyst (magnetic oxidant) for selective oxidation of alcohols

    In this paper, a novel unsymmetric Mn (III) /TEMPO-salen complex bearing three hydroxyl groups was served as a reducing agent for the efficient...

    Shakeel Ahmed Ansari, Ameer A. Alameri, ... Milad Kazemnejadi in Research on Chemical Intermediates
    Article 03 December 2022

  8. Tuning the properties of pineapple peel cellulose nanofibrils by TEMPO-mediated oxidation and ball milling

    In this study, the oxidized cellulose nanofibrils from pineapple peel (PP-TOCNF) were prepared by TEMPO-mediated oxidation followed by ball milling....

    Tianyi Lv, Yuyuan Luo, ... Hongjie Dai in Cellulose
    Article 23 September 2022

  9. Near-infrared spectroscopy and multivariate analysis as real-time monitoring strategy of TEMPO-mediated oxidation of cellulose fibers from different feedstocks

    The regioselective oxidation of the primary hydroxyl groups of cellulose, usually mediated by the (2,2,6,6-tetramethylpiperidin-1-yl)oxyl radical...

    André Mazega, Montserrat Fortuny, ... Marc Delgado-Aguilar in Cellulose
    Article Open access 16 March 2024

  10. TEMPO/CaBr2/Ca(OCl)2 oxidation of hardwood bleached kraft pulp in water at pH 10 with aqueous Ca(OH)2 solution

    The conventional TEMPO/NaBr/NaOCl system for oxidation of cellulose to prepare nanocellulose materials has some shortcomings in terms of controlling...

    Gaoyuan Hou, Korawit Chitbanyong, ... Akira Isogai in Cellulose
    Article Open access 27 June 2024

  11. Micro-Fibrillated Cellulose Prepared from Sorghum Bicolor (L.) Moench by TEMPO-Mediated Oxidation Treatment

    This work reports the effect in extraction micro-fibrillated cellulose (MFC) from sorghum bicolor using a graduation treatment of alkalinization and...
    Achmad Nandang Roziafanto, Muhammad Furqon, ... Mochamad Chalid in Proceedings of 10th International Conference on Chemical Science and Engineering
    Conference paper 2023

  12. Optimization of reagent consumption in TEMPO-mediated oxidation of Eucalyptus cellulose to obtain cellulose nanofibers

    Eucalyptus cellulose is usually pre-treated by oxidation with 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO), NaBr and NaClO at pH 10.5 and 25 °C...

    Hongyu Xu, Jose Luis Sanchez-Salvador, ... Carlos Negro in Cellulose
    Article Open access 21 June 2022

  13. Aerobic oxidation of hydroxymethylfurfural using a homogeneous TEMPO/TBN catalytic system in 3D-printed milli-scale porous reactors

    Selective oxidation of hydroxymethylfurfural to diformylfuran was performed in 3D-printed milli-scale porous reactors using pure oxygen in mild...

    Dionysia Koufou, Jorid Smets, ... Simon Kuhn in Journal of Flow Chemistry
    Article 06 March 2023

  14. Recoverable acrylamide-vinylamine copolymer immobilized TEMPO mediated oxidation of cellulose with good catalytic performance and low cellulose degradation

    In this work, a recoverable acrylamide-vinylamine copolymer immobilized TEMPO [P(AM-co-VAm)-T] catalyst for selective oxidation of cellulose with...

    Tingting Sun, Huimin Wang, ... Diane Hildebrandt in Cellulose
    Article 18 March 2021

  15. A combination of aqueous counter collision and TEMPO-mediated oxidation for doubled carboxyl contents of α-chitin nanofibers

    Carboxylated chitin nanofibers were successfully prepared by direct surface TEMPO-mediated oxidation of chitin micro/nano fibers, that is, chitin was...

    Wenbo Ye, Shingo Yokota, ... Tetsuo Kondo in Cellulose
    Article 18 January 2021

  16. Voltammetric Study of the Electrocatalytic Oxidation of L-Sodium Lactate by 4-Acetamido-TEMPO

    Abstract

    The use of 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO) and 4-acetamido-TEMPO (ACT) for electrochemical oxidation of L-sodium lactate (SL)...

    Zhixing **ong, Dilan Ouyang, Wenbin Zhang in Russian Journal of Electrochemistry
    Article 01 December 2020

  17. A TEMPO-catalyzed oxidation–reduction method to probe surface and anhydrous crystalline-core domains of cellulose microfibril bundles

    Abstract

    A modified TEMPO-catalyzed oxidation of the solvent-exposed glucosyl units of cellulose to uronic acids, followed by carboxyl reduction with...

    Tânia M. Shiga, Haibing Yang, ... Nicholas C. Carpita in Cellulose
    Article 15 April 2021

  19. Polyamidoamine Immobilized TEMPO Mediated Oxidation of Cellulose: Effect of Macromolecular Catalyst Structure on the Reaction Rate, Oxidation Degree and Degradation Degree

    A series of polyamidoamine (PAMAM) immobilized TEMPO macromolecular catalysts were prepared by condensation reduction reactions between carbonyl...

    Huazhe Liang, Meng Cao, ... Shaojie Liu in Fibers and Polymers
    Article 23 June 2020

  20. New TEMPO containing polymers for all polymeric oxidation procedure

    2,2,6,6-Tetramethylpiperidine 1-oxyl (TEMPO) is a versatile compound which is used mainly in organic oxidation reactions and organic battery...

    Perihan Öztürk, Ece Ayça Yücel, Akın Akdag in Journal of Polymer Research
    Article 08 January 2020
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