CS225129B2 - The production of alkalicellulose - Google Patents
The production of alkalicellulose Download PDFInfo
- Publication number
- CS225129B2 CS225129B2 CS771585A CS158577A CS225129B2 CS 225129 B2 CS225129 B2 CS 225129B2 CS 771585 A CS771585 A CS 771585A CS 158577 A CS158577 A CS 158577A CS 225129 B2 CS225129 B2 CS 225129B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- cellulose
- viscose
- alpha
- pulp
- acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/08—Alkali cellulose
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI760623A FI53144C (ru) | 1976-03-10 | 1976-03-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CS225129B2 true CS225129B2 (en) | 1984-02-13 |
Family
ID=8509820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS771585A CS225129B2 (en) | 1976-03-10 | 1977-03-09 | The production of alkalicellulose |
Country Status (14)
Country | Link |
---|---|
JP (1) | JPS52128983A (ru) |
AT (1) | AT374809B (ru) |
CA (1) | CA1084913A (ru) |
CS (1) | CS225129B2 (ru) |
DD (1) | DD128953A1 (ru) |
DE (1) | DE2710309A1 (ru) |
ES (1) | ES456679A1 (ru) |
FI (1) | FI53144C (ru) |
FR (1) | FR2343753A1 (ru) |
GB (1) | GB1553134A (ru) |
NO (1) | NO144265B (ru) |
PL (1) | PL111131B1 (ru) |
SE (1) | SE433612B (ru) |
YU (1) | YU39674B (ru) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3518877A1 (de) * | 1985-05-25 | 1986-11-27 | Wolff Walsrode Ag, 3030 Walsrode | Verfahren zur herstellung von viskosen mit reduziertem cs(pfeil abwaerts)2(pfeil abwaerts)-bedarf |
JPH02212895A (ja) * | 1989-02-14 | 1990-08-24 | Kobe Steel Ltd | 吸音材及び吸音構造 |
DE10018155A1 (de) | 2000-04-12 | 2001-10-25 | Clariant Gmbh | Verfahren zur Herstellung von gut benetzbaren, wasserlöslichen, pulverförmigen, mindestens alkylierten, nicht-ionischen Celluloseethern |
WO2007144824A2 (en) * | 2006-06-14 | 2007-12-21 | Sappi Manufacturing (Pty) Ltd | Pulp reactivity enhancement |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH156436A (de) * | 1930-08-18 | 1932-08-15 | Ig Farbenindustrie Ag | Verfahren zur Herstellung von Viskose. |
DE850002C (de) * | 1944-11-05 | 1952-09-22 | Solvay Werke Gmbh | Verfahren zur Vermeidung des Ausflockens von Hemicellulose aus gebrauchten Laugen der Alkalicelluloseherstellung |
US2716058A (en) * | 1950-06-24 | 1955-08-23 | Int Paper Canada | Deresination of wood pulp |
US2680737A (en) * | 1951-05-17 | 1954-06-08 | Hercules Powder Co Ltd | Alkali cellulose preparation |
US2680738A (en) * | 1952-04-11 | 1954-06-08 | Hercules Powder Co Ltd | Preparation of alkali cellulose |
GB791322A (en) * | 1953-06-05 | 1958-02-26 | Rayonier Inc | Improvements in viscose process |
US2789902A (en) * | 1954-01-19 | 1957-04-23 | Celanese Corp | Refining of wood pulp |
FR1122729A (fr) * | 1954-04-19 | 1956-09-12 | Rayonier | Procédé de trempage en bouillie de la cellulose |
US2898334A (en) * | 1955-07-26 | 1959-08-04 | Rayonier Inc | Cellulose slurry-steeping |
NL101654C (ru) * | 1957-05-16 | 1900-01-01 | ||
FR1240749A (fr) * | 1959-02-02 | 1960-09-09 | Buckeye Cellulose Corp | Perfectionnements à la préparation des pâtes de bois, pâtes ainsi obtenues et leurs applications |
SE353331B (ru) * | 1968-10-03 | 1973-01-29 | Mo Och Domsjoe Ab | |
FI55853C (fi) * | 1970-01-23 | 1979-10-10 | Mo Och Domsjoe Ab | Foerfarande vid framstaellning av viskos |
-
1976
- 1976-03-10 FI FI760623A patent/FI53144C/fi not_active IP Right Cessation
-
1977
- 1977-03-03 CA CA273,135A patent/CA1084913A/en not_active Expired
- 1977-03-09 YU YU633/77A patent/YU39674B/xx unknown
- 1977-03-09 AT AT0156577A patent/AT374809B/de not_active IP Right Cessation
- 1977-03-09 GB GB9935/77A patent/GB1553134A/en not_active Expired
- 1977-03-09 ES ES456679A patent/ES456679A1/es not_active Expired
- 1977-03-09 JP JP2492877A patent/JPS52128983A/ja active Granted
- 1977-03-09 PL PL1977196538A patent/PL111131B1/pl unknown
- 1977-03-09 SE SE7702670A patent/SE433612B/xx not_active Application Discontinuation
- 1977-03-09 DE DE19772710309 patent/DE2710309A1/de not_active Ceased
- 1977-03-09 DD DD7700197756A patent/DD128953A1/xx unknown
- 1977-03-09 CS CS771585A patent/CS225129B2/cs unknown
- 1977-03-09 NO NO770836A patent/NO144265B/no unknown
- 1977-03-09 FR FR7706926A patent/FR2343753A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
CA1084913A (en) | 1980-09-02 |
FI760623A (ru) | 1977-09-11 |
SE433612B (sv) | 1984-06-04 |
DE2710309A1 (de) | 1977-09-15 |
NO770836L (no) | 1977-09-13 |
FR2343753A1 (fr) | 1977-10-07 |
GB1553134A (en) | 1979-09-19 |
YU39674B (en) | 1985-03-20 |
YU63377A (en) | 1982-05-31 |
NO144265B (no) | 1981-04-21 |
FR2343753B1 (ru) | 1983-08-12 |
JPS52128983A (en) | 1977-10-28 |
ES456679A1 (es) | 1978-01-16 |
DD128953A1 (de) | 1977-12-21 |
ATA156577A (de) | 1983-10-15 |
JPS625921B2 (ru) | 1987-02-07 |
SE7702670L (sv) | 1977-09-11 |
AT374809B (de) | 1984-06-12 |
FI53144B (ru) | 1977-10-31 |
FI53144C (ru) | 1978-02-10 |
PL111131B1 (en) | 1980-08-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3742104A1 (de) | Sulfoethylcellulose mit hervorragender loesungsqualitaet und verfahren zu ihrer herstellung | |
US2014761A (en) | Process for the manufacture of solutions from cellulose | |
CS225129B2 (en) | The production of alkalicellulose | |
US3536697A (en) | Process for improving the processability of refined cellulose pulp | |
US2249174A (en) | Process for producing white wood pulp of high solution viscosity and purity | |
US4210747A (en) | Process for the preparation of viscose | |
US2074339A (en) | Preparation of cellulosic material | |
US3124503A (en) | Formaldehyde pulping | |
US2068631A (en) | Preparation of cellulose xanthate solutions | |
FI65071C (fi) | Foerfarande foer framstaellning av viskos | |
GB516672A (en) | Improvements in or relating to the production of cellulose derivatives | |
DE3000306A1 (de) | Verfahren zur herstellung von viskose | |
US2057163A (en) | Preparation of solutions of hydroxy-cellulose ethers | |
US3620912A (en) | Mercerization of cellulosic materials using a solution containing a mercerizing concentration of alkali and a barium compound | |
SU957772A3 (ru) | Способ получени вискозы | |
US2623874A (en) | Cellulose-morpholinium derivative composition and process | |
US2234626A (en) | Manufacture of viscose solutions | |
US1899637A (en) | Chemical pulping and refining process | |
US1968345A (en) | Treating sulphite pulp | |
US1824837A (en) | Papermaking composition | |
RU2779395C1 (ru) | Способ отбелки сульфитной целлюлозы | |
US2174894A (en) | Process of swelling cellulose fiber sheets | |
US2992155A (en) | Process for manufacturing rayon pulp of high purity from bagasse | |
DE868651C (de) | Verfahren zur Herstellung von ganz oder teilweise aus alkaliloeslichem Celluloseaether bestehenden Textilfasern | |
SU426009A1 (ru) | Способ получения бумажной массы |