Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Øyvind Eriksen"'
Publikováno v:
BioResources, Vol 7, Iss 3, Pp 3690-3700 (2012)
Microfibrillated cellulose (MFC), TEMPO-pretreated MFC, and hybrid polymer/MFC mix were used for the production of layered films with interesting properties for application in food packaging. The series of samples were prepared from MFC (base layers)
Externí odkaz:
https://doaj.org/article/ac116acf8d654384a5da2e1be9e8e216
Publikováno v:
Nordic Pulp & Paper Research Journal. 30:443-451
Although mechanical pulp can be considered as a potential raw material for preparation of microfibrils, suitable pre-treatment methods have been missing. Consequently, the objectives of this study ...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8b8dfe128b5de8fde42f7625b417e8fe
https://doi.org/10.3183/npprj-2015-30-03-p443-451
https://doi.org/10.3183/npprj-2015-30-03-p443-451
Publikováno v:
Nordic Pulp & Paper Research Journal. 29:356-366
The discolouration of hydrogen-peroxide bleached Norway spruce mechanical pulp during storage in mill systems was studied and the contributions of process water, iron and dyes were evaluated over the visible spectrum. Washing of the pulp made it less
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::700c3fcf2a3f10fd2bcb36ecc1818d6a
https://doi.org/10.3183/npprj-2014-29-02-p356-366
https://doi.org/10.3183/npprj-2014-29-02-p356-366
Publikováno v:
Nordic Pulp & Paper Research Journal. 29:344-355
To evaluate the causes behind the formation of colour in mill systems, the effect of different process waters on the optical properties of hydrogenperoxide bleached Norway spruce mechanical pulp during storage was studied. The influence of process wa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3c35a73faebef0fa0e23db360822eeb7
https://doi.org/10.3183/npprj-2014-29-02-p344-355
https://doi.org/10.3183/npprj-2014-29-02-p344-355
Publikováno v:
Cellulose. 20:1167-1174
The barrier properties of microfibrillated cellulose (MFC) films were improved by heterogeneous gas-phase esterification using various combinations of trifluoroacetic acid anhydride, acetic acid and acetic anhydride. The temperature, reagent ratio an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1716530e57e0e6a6b2198424b17629ac
https://doi.org/10.1007/s10570-013-9887-5
https://doi.org/10.1007/s10570-013-9887-5
Publikováno v:
Nordic Pulp & Paper Research Journal. 27:798-805
This study shows that wet-pressing TMP and DIP with a shoe press pulse may yield similar afterpress solids, provided that an adequate shoe pulse length with similar pressure profile is applied. A wet web with more porous structure in the sheet dewate
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c23dd4d8cbf36788e14a75792d60de20
https://doi.org/10.3183/npprj-2012-27-04-p798-805
https://doi.org/10.3183/npprj-2012-27-04-p798-805
Publikováno v:
Nordic Pulp & Paper Research Journal. 27:790-797
The dewatering ability and wet sheet structure after pressing was studied using a dynamic wet pressing simulator in combination with electron microscopy and image analysis. Deinked pulp (DIP) that contains 5% ash dewaters more easi ly than thermomech
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::32b4bb7a11b04bb0c64dc27be9e750a4
https://doi.org/10.3183/npprj-2012-27-04-p790-797
https://doi.org/10.3183/npprj-2012-27-04-p790-797
Autor:
Akira Isogai, Tsuguyuki Saito, Ryota Kuramae, Marianne Lenes, Øyvind Eriksen, Galina Rodionova, Øyvind Weiby Gregersen
Publikováno v:
Journal of Polymers and the Environment. 21:207-214
This study deals with 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO)-mediated oxidation of cellulose. Softwood and hardwood pulp fibers were suspended in water and oxidized to various extents at pH 10 and 22 °C using sodium hypochlorite in the presenc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::607a233030b278d25a02990b0ae5d7e2
https://doi.org/10.1007/s10924-012-0483-9
https://doi.org/10.1007/s10924-012-0483-9
Publikováno v:
Cellulose. 19:1115-1123
2,2,6,6-Tetramethylpiperidine-1-oxyl radical (TEMPO)-oxidized cellulose nanofibers were prepared from two kraft pulps (Norway spruce and mixed eucalyptus) using the TEMPO/NaBr/NaClO system at pH 10 and 22 °C. After reaction and mechanical treatment,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b8b1b3a040b07b8fc18ae6adf21c4a70
https://doi.org/10.1007/s10570-012-9721-5
https://doi.org/10.1007/s10570-012-9721-5