78 treff

Hemicelluloses precipitated from steeping liquor in the viscose process as additives in papermaking
Hannes Sihtola and Liisa Blomberg
Bok Språk ikke angitt 1976
A new method for removal of hemicelluloses from steeping lye when using low-alpha pulp with particular reference to a double-steeping viscose process
Hannes Sihtola and Liisa Blomberg
Bok Språk ikke angitt 1974
Chemistry of the sini viscose process
Sihtola, Hannes
Bok Språk ikke angitt 1973
On the possibilily of reducing the consumption of chemicals in the viscose process by a doublesteeping procedure
Sihtola, Hannes
Bok Språk ikke angitt 1972
Retention of sulphurio acid catalyst in cellulose acetate
H. Sihtola ... [et al.]
Bok Språk ikke angitt 1971
Preparationof high-quality viscose from low alpha-cellulose pulp by a modified steeping-aging procedure
Sihtola, Hannes
Bok Språk ikke angitt 1970
Papermaking properties of cellulose pulps grfted with vinyl monomers
Neimo, Leo
Bok Språk ikke angitt 1969
On the influence of hot alkali treatment upon the reducing and unit of cellulose in the light of model experiments with cellobiose
Sihtola, Hannes
Bok Språk ikke angitt 1969
Ympning av cellulosatextilfibrer med vinylmonomerer
Neimo, Leo
Bok Språk ikke angitt 1968
Model experiments on reasons for discoloration during acetylation
Sihtola, Hannes
Bok Språk ikke angitt 1967
Present trends in the laboratory testing of dissolving pulps
Sihtola, Hannes
Bok Språk ikke angitt 1966
On structural changes in pulp fibres due to cold alkali treatment V. A comparison of the effects of cold alkali treatment and sulphate digestion
Kyrklund, Börje
Bok Språk ikke angitt 1965
The action of peracetic acid solutions on cellulose and oxycellulose
Neimo, Leo
Bok Språk ikke angitt 1965
Graft copolymers of cellulose with acrylamide. Polymerisation initiated by ceric ion redox systems
Neimo, Leo
Bok Språk ikke angitt 1965
Durch Wärmebehandlung verursachte chemische Veränderungen in Cellulose und Regeneratfasern. 5. Mitteilung über Unterscuhungen an Carbonylgruppen in Cellulose
Sihtola, Hannes
Bok Språk ikke angitt 1965
Molecular fractionation of alkali cellulose from cadoxene solution
Laamanen, Lauri
Bok Språk ikke angitt 1964
On reactions in acetylation mixture with no substrate present for acetylation : 1st communications on investigations into the acetylation of cellulose
Laamanen, Lauri
Bok Språk ikke angitt 1964
Changes in "carbonyl spectrum" during bleaching, steeping, and ageing : 4th communication on investigations of carbonyl groups of cellulose
Sihtola, Hannes
Bok Språk ikke angitt 1964
Über die acetylierung von Zellstoff
Sihtola, Hannes
Bok Språk ikke angitt 1964
Comparison and conversion of viscosity and DP-values determined by different methods
Hannes Sihtola
Bok Språk ikke angitt 1963
The influence of beating on the brightness of pulp : 1st communication of investigations into the factors contributing to recuction in teh brightness of pulp in connection with beating
Hentola, Yrjö
Bok Språk ikke angitt 1963
On structural changes in pulp fibres due to cold alkali treatment 1. Mercerization resistance and swelling behaviour of cold alkali treated pulps
Kyrklund, Börje
Bok Språk ikke angitt 1963
On structural changes in pulp fibres due to cold alkali treatment III. The influence of beating prior to cold alkali treatment on the hydrocellulose yield and the fraction of accessible hydroxyls
Kyrklund, Börje
Bok Språk ikke angitt 1963
On structural changes in pulp fibres due to cold alkali treatment IV. Lateral order distribution from sodium hydroxide adsorption
Kyrklund, Börje
Bok Språk ikke angitt 1963
On the conductometric determination of the particle size distribution in viscose
Kyrklund, Börje
Bok Språk ikke angitt 1963
On the structural changes in pulp fibres due to cold alkali treatment II. The influence of pulp degradation on the mercerization resistance of cold alkali treated pulps
Kyrklund, Börje
Bok Språk ikke angitt 1963
Investigations on carbonyl groups of cellulose. 1. Condensation with hydroxylamine in the presence of carboxyl groups
Neimo, Leo
Bok Språk ikke angitt 1963
Classification of carbonyl groups in cellulose on the basis of their reaction rates at oximation : 2nd communication on investigations on carbonyl groups of cellulose
Sihtola, Hannes
Bok Språk ikke angitt 1963
Classification of carbonyl groups in oxidized cellulose based upon their reaction rates on oximation : 3rd communication on investigations on carbonyl groups of cellulose
Sihtola, Hannes
Bok Språk ikke angitt 1963
The influence of cations on the yellowing of monocarboxycellulose : 5th communication on the yellowing of pulp
Sihtola, Hannes
Bok Språk ikke angitt 1963