SE8107247L - Forfarande for framstellning av specialcellulosa med hog alfahalt genom syrehydrolys omfattande flerstegskokning - Google Patents
Forfarande for framstellning av specialcellulosa med hog alfahalt genom syrehydrolys omfattande flerstegskokningInfo
- Publication number
- SE8107247L SE8107247L SE8107247A SE8107247A SE8107247L SE 8107247 L SE8107247 L SE 8107247L SE 8107247 A SE8107247 A SE 8107247A SE 8107247 A SE8107247 A SE 8107247A SE 8107247 L SE8107247 L SE 8107247L
- Authority
- SE
- Sweden
- Prior art keywords
- alphahality
- cellulosa
- procedure
- preparing special
- dry matter
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 239000002253 acid Substances 0.000 title abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 238000012993 chemical processing Methods 0.000 abstract 1
- 239000000413 hydrolysate Substances 0.000 abstract 1
- 238000012545 processing Methods 0.000 abstract 1
- 239000002023 wood Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13K—SACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
- C13K1/00—Glucose; Glucose-containing syrups
- C13K1/02—Glucose; Glucose-containing syrups obtained by saccharification of cellulosic materials
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/30—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
- A23K10/32—Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from hydrolysates of wood or straw
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/26—Multistage processes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Animal Husbandry (AREA)
- Mycology (AREA)
- Physiology (AREA)
- Molecular Biology (AREA)
- Zoology (AREA)
- Botany (AREA)
- Biotechnology (AREA)
- Food Science & Technology (AREA)
- Emergency Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI803802A FI63267B (fi) | 1980-12-08 | 1980-12-08 | Foerfarande foer framstaellning av specialcellulosa med hoegt alfatal genom flerstegskokning innefattande syrafoerhydrolys |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE8107247L true SE8107247L (sv) | 1982-06-09 |
Family
ID=8513967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8107247A SE8107247L (sv) | 1980-12-08 | 1981-12-03 | Forfarande for framstellning av specialcellulosa med hog alfahalt genom syrehydrolys omfattande flerstegskokning |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS57121688A (fr) |
| CA (1) | CA1173602A (fr) |
| FI (1) | FI63267B (fr) |
| FR (1) | FR2495654B1 (fr) |
| SE (1) | SE8107247L (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4436586A (en) * | 1982-01-22 | 1984-03-13 | Kamyr, Inc. | Method of producing kraft pulp using an acid prehydrolysis and pre-extraction |
| CN1099501C (zh) * | 1999-09-21 | 2003-01-22 | 中国科学院广州化学研究所 | 一种桉树溶解浆粕的制浆方法 |
| FI123036B (fi) | 2006-02-10 | 2012-10-15 | Metso Paper Inc | Menetelmä hydrolyysituotteiden talteenottamiseksi |
| US9260818B2 (en) * | 2007-05-23 | 2016-02-16 | Andritz Inc. | Single vessel reactor system for hydrolysis and digestion of wood chips with chemical enhanced wash method |
| FI121237B (fi) | 2008-10-21 | 2010-08-31 | Danisco | Menetelmä ksyloosin ja liukosellun tuottamiseksi |
| WO2017142445A1 (fr) * | 2016-02-16 | 2017-08-24 | Valmet Ab | Procédé de récupération d'hydrolysat concentré après l'hydrolyse de matière de cellulose |
| SE1950402A1 (en) | 2019-04-01 | 2020-10-02 | Valmet Oy | Method for extracting hemicellulose from lignocellulosic material |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE442623A (fr) * | 1939-12-13 | |||
| SE389520B (sv) * | 1973-09-03 | 1976-11-08 | Kamyr Ab | Apparat for kontinuerlig utvinning av hydrolysat ur finfordelat fibermaterial |
-
1980
- 1980-12-08 FI FI803802A patent/FI63267B/fi not_active Application Discontinuation
-
1981
- 1981-12-02 CA CA000391377A patent/CA1173602A/fr not_active Expired
- 1981-12-03 SE SE8107247A patent/SE8107247L/ unknown
- 1981-12-04 FR FR8122762A patent/FR2495654B1/fr not_active Expired
- 1981-12-08 JP JP56196428A patent/JPS57121688A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FI63267B (fi) | 1983-01-31 |
| FR2495654A1 (fr) | 1982-06-11 |
| FR2495654B1 (fr) | 1986-07-04 |
| FI803802L (fi) | 1982-06-09 |
| CA1173602A (fr) | 1984-09-04 |
| JPS57121688A (en) | 1982-07-29 |
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