Results 1 to 10 of about 21,245 (225)

Disassembly, refinement, and reassembly: From ancient papermaking to modern materials processing

open access: yesJournal of Bioresources and Bioproducts
Papermaking, a cornerstone of human civilization and one of China's Four Great Inventions, exemplifies the enduring legacy of ancient ingenuity in shaping modern materials science.
Meiyun Zhang
exaly   +3 more sources

Eucalyptus globulus bark valorization: Production of fibers by Neutral Sulphite Semi-Chemical Process for Liner Paper Manufacture

open access: yesFloresta e Ambiente, 2021
Eucalyptus globulus is the second most important economic forest species in Chile. Its main use is in the kraft pulp industry, where large amounts of bark waste are generated. Due to its fibrous characteristics, E.
Andrea Andrade   +4 more
doaj   +1 more source

A Comprehensive Review of Nanocellulose Modification and Applications in Papermaking and Packaging: Challenges, Technical Solutions, and Perspectives

open access: yesBioResources, 2022
The increasing usage of petroleum-based compounds has prompted numerous environmental concerns. Consequently, there has been a steady rise in research on the synthesis of useful materials from natural sources.
Mozhgan Hashemzehi   +3 more
doaj   +1 more source

Electrospray Deposition of Cellulose Nanofibers on Paper: Overcoming the Limitations of Conventional Coating

open access: yesNanomaterials, 2021
While the potential of cellulose nanofibers to enhance the mechanical and barrier properties of paper is well-known, there are many uncertainties with respect to how to apply them. In this study, we use not only bulk addition of micro-/nanofibers and bar
Quim Tarrés   +4 more
doaj   +1 more source

Spherical Polyelectrolyte Brushes as Flocculants and Retention Aids in Wet-End Papermaking

open access: yesMolecules, 2023
As the criteria of energy conservation, emission reduction, and environmental protection become more important, and with the development of wet-end papermaking, developing excellent retention aids is of great significance.
Na Su
doaj   +1 more source

Overview of paper and papermaking in Xinjiang, China

open access: yesZ Badań nad Książką i Księgozbiorami Historycznymi, 2020
Papermaking in Xinjiang has a long history beginning during the Han Dynasty, to which a good many ancient documents excavated there bear witness. As an important trans­mitter of culture along the Silk Road, paper bears the imprint of the historical ...
Mengling Cai
doaj   +1 more source

Co3O4 Nanoneedle Array Grown on Carbon Fiber Paper for Air Cathodes towards Flexible and Rechargeable Zn–Air Batteries

open access: yesNanomaterials, 2021
An economical and efficient method is developed for preparing flexible cathodes. In this work, a dense mesoporous Co3O4 layer was first hydrothermally grown in situ on the surface of chopped carbon fibers (CFs), and then carbon fiber paper (Co3O4/CP) was
Ziyuan Li   +5 more
doaj   +1 more source

Exports, Technical Progress and Productivity Growth in Chinese Manufacturing Industries [PDF]

open access: yes, 1993
Theories suggesting either static or dynamic productivity gains derived from exports often assume the prior existence of a perfect market. In the presence of market failure, however, the competition effect and the resource reallocation effect of exports ...
Cowie, Roddy, Old, A.
core   +2 more sources

Polymers that strengthen never-dried joints between wet cellulose surfaces – A review

open access: yesBioResources, 2019
Forming an adhesive joint between two wet cellulose surfaces before a drying step is important when manufacturing paper, foams, aerogels, other novel materials from wood pulp fibers, and various types of nanocellulose.
Robert H. Pelton   +2 more
doaj   +1 more source

User Interface and RF-Front End Design for Radio Direction Finding-Miniature Unmanned Air Vehicles (RDF-MUAV) [PDF]

open access: yes, 2020
Radio direction finding perform better at high altitude due to greater line of sight coverage. In this paper, the radio direction finding-miniature unmanned air vehicles (RDF-MUAVs) platform able to localize the beacon by accessing the direction of ...
A. Majid, Huda   +3 more
core   +1 more source

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