SE433612B - Forfarande for framstellning av alkalicellulosa fran cellulosahaltigt ramaterial - Google Patents
Forfarande for framstellning av alkalicellulosa fran cellulosahaltigt ramaterialInfo
- Publication number
- SE433612B SE433612B SE7702670A SE7702670A SE433612B SE 433612 B SE433612 B SE 433612B SE 7702670 A SE7702670 A SE 7702670A SE 7702670 A SE7702670 A SE 7702670A SE 433612 B SE433612 B SE 433612B
- Authority
- SE
- Sweden
- Prior art keywords
- alkalicellulosa
- cellulosa
- procedure
- preparation
- containing material
- 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 (me) | 1976-03-10 | 1976-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7702670L SE7702670L (sv) | 1977-09-11 |
| SE433612B true SE433612B (sv) | 1984-06-04 |
Family
ID=8509820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7702670A SE433612B (sv) | 1976-03-10 | 1977-03-09 | Forfarande for framstellning av alkalicellulosa fran cellulosahaltigt ramaterial |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS52128983A (me) |
| AT (1) | AT374809B (me) |
| CA (1) | CA1084913A (me) |
| CS (1) | CS225129B2 (me) |
| DD (1) | DD128953A1 (me) |
| DE (1) | DE2710309A1 (me) |
| ES (1) | ES456679A1 (me) |
| FI (1) | FI53144C (me) |
| FR (1) | FR2343753A1 (me) |
| GB (1) | GB1553134A (me) |
| NO (1) | NO144265B (me) |
| PL (1) | PL111131B1 (me) |
| SE (1) | SE433612B (me) |
| YU (1) | YU39674B (me) |
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 |
| EP2047030B2 (en) * | 2006-06-14 | 2014-04-09 | 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 |
| NL227804A (me) * | 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 (me) * | 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 SE SE7702670A patent/SE433612B/xx not_active Application Discontinuation
- 1977-03-09 ES ES456679A patent/ES456679A1/es not_active Expired
- 1977-03-09 YU YU633/77A patent/YU39674B/xx unknown
- 1977-03-09 PL PL1977196538A patent/PL111131B1/pl unknown
- 1977-03-09 DD DD7700197756A patent/DD128953A1/xx unknown
- 1977-03-09 DE DE19772710309 patent/DE2710309A1/de not_active Ceased
- 1977-03-09 GB GB9935/77A patent/GB1553134A/en not_active Expired
- 1977-03-09 NO NO770836A patent/NO144265B/no unknown
- 1977-03-09 AT AT0156577A patent/AT374809B/de not_active IP Right Cessation
- 1977-03-09 CS CS771585A patent/CS225129B2/cs unknown
- 1977-03-09 JP JP2492877A patent/JPS52128983A/ja active Granted
- 1977-03-09 FR FR7706926A patent/FR2343753A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2710309A1 (de) | 1977-09-15 |
| ES456679A1 (es) | 1978-01-16 |
| AT374809B (de) | 1984-06-12 |
| CA1084913A (en) | 1980-09-02 |
| JPS625921B2 (me) | 1987-02-07 |
| FI760623A (me) | 1977-09-11 |
| CS225129B2 (en) | 1984-02-13 |
| FR2343753B1 (me) | 1983-08-12 |
| YU39674B (en) | 1985-03-20 |
| FR2343753A1 (fr) | 1977-10-07 |
| GB1553134A (en) | 1979-09-19 |
| JPS52128983A (en) | 1977-10-28 |
| PL111131B1 (en) | 1980-08-30 |
| FI53144C (me) | 1978-02-10 |
| NO770836L (no) | 1977-09-13 |
| YU63377A (en) | 1982-05-31 |
| NO144265B (no) | 1981-04-21 |
| FI53144B (me) | 1977-10-31 |
| ATA156577A (de) | 1983-10-15 |
| SE7702670L (sv) | 1977-09-11 |
| DD128953A1 (de) | 1977-12-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAV | Patent application has lapsed |
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