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thermomechanical pulp
Items for "thermomechanical pulp"
Enhanced wet tensile paper properties via dielectric-barrier discharge
Dielectric-barrier discharge treatment was used to modify fully bleached softwood kraft and unbleached softwood thermomechanical pulp handsheets...
Keywords: bonding, cellulose, dielectric-barrier discharge, dimensional stability, fiber modification, fiber swelling, kraft pulp, lignin, Plasma, tensile, thermomechanical pulp, wet strength
01/2005 | Holzforschung, Walter de GruyterComparison of different XPS methods for fiber surface analysis
Three different XPS methods based on the O/C atomic ratio, C1 carbon content, and Hg amount are compared in this study to quantify the surface coverage of various pulp fiber surfaces by lignin and extractives...
Keywords: ESCA, extractives, fiber surfaces, lignin, mercurization, softwood kraft pulp, thermomechanical pulp, wheat-straw pulp, XPS
01/2006 | Holzforschung, Walter de GruyterCritical comparison of methods for surface coverage by extractives and lignin in pulps by X-ray photoelectron spectroscopy (XPS)
Different methods for estimation of the surface coverage by extractives and lignin were critically compared...
Keywords: chemical pulp, ESCA, lignin, surface chemistry, spectrometry, thermomechanical pulp, wood extractives, XPS
03/2006 | Holzforschung, Walter de GruyterApplication of UV-Vis and resonance Raman spectroscopy to study bleaching and photoyellowing of thermomechanical pulps
The chemistry of thermomechanical pulp bleaching and brightness reversion was studied...
Keywords: bleaching, coniferyl aldehyde, fluorescence rejection, Kerr gate, photoyellowing, quinone, resonance Raman spectroscopy, thermomechanical pulp, TMP, UV-Vis reflectance spectroscopy
05/2006 | Holzforschung, Walter de GruyterDetermination of ethylenic residues in wood and TMP of spruce by FT-Raman spectroscopy
A method based on FT-Raman spectroscopy is proposed for determining in situ concentrations of ethylenic residues in softwood lignin...
Keywords: coniferaldehyde, coniferyl alcohol, DHP, ethylenic residues, lignin, quantification, Raman, thermomechanical pulp, wood
11/2008 | Holzforschung, Walter de GruyterPaper dry strength improvement by xyloglucan addition: Wet-end application, spray coating and synergism with borate
The polysaccharide xyloglucan as a wet-end additive improves paper properties. In the present study, paper strength improvement was analysed for dry handsheets made from chemical, mechanical and recycled pulps coated with xyloglucan in a spray application...
Keywords: borax, cellulose, cross-link, de-inked pulp, hardwood pulp, paper dry strength, softwood pulp, spray coating, thermomechanical pulp, xyloglucan
01/2008 | Holzforschung, Walter de Gruyter