SE434856B - Forfarande for delignifiering av lignocellulosamaterial i nervaro av organiskt utbyteshojande tillsatsmedel - Google Patents
Forfarande for delignifiering av lignocellulosamaterial i nervaro av organiskt utbyteshojande tillsatsmedelInfo
- Publication number
- SE434856B SE434856B SE7714130A SE7714130A SE434856B SE 434856 B SE434856 B SE 434856B SE 7714130 A SE7714130 A SE 7714130A SE 7714130 A SE7714130 A SE 7714130A SE 434856 B SE434856 B SE 434856B
- Authority
- SE
- Sweden
- Prior art keywords
- lignocellulosamaterial
- delignification
- procedure
- present
- exchange high
- Prior art date
Links
- 239000000654 additive Substances 0.000 title 1
Classifications
-
- 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
- D21C3/003—Pulping cellulose-containing materials with organic compounds
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/750,442 US4036680A (en) | 1976-12-14 | 1976-12-14 | Delignification of lignocellulosic material with a soda pulping liquor containing a Diels Alder adduct of benzoquinone or naphthoquinone in admixture with a nitro aromatic compound |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7714130L SE7714130L (sv) | 1978-06-15 |
| SE434856B true SE434856B (sv) | 1984-08-20 |
Family
ID=25017892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7714130A SE434856B (sv) | 1976-12-14 | 1977-12-13 | Forfarande for delignifiering av lignocellulosamaterial i nervaro av organiskt utbyteshojande tillsatsmedel |
Country Status (13)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2442912A1 (fr) * | 1978-07-27 | 1980-06-27 | Ugine Kuhlmann | Procede de cuisson de materiaux lignocellulosiques en vue de la production de pate a papier |
| CA1132763A (en) * | 1978-10-25 | 1982-10-05 | Harry H. Holton | Use of cyclic keto compounds as additives in vapor phase pulping process |
| DE2925544A1 (de) * | 1979-06-25 | 1981-01-22 | Bayer Ag | Verfahren zur delignifizierung von lignocellulose-materialien |
| DE2950693A1 (de) * | 1979-12-17 | 1981-06-25 | Bayer Ag, 5090 Leverkusen | Dispersionen von dinitroanthrachinonen, verfahren zu deren herstellung und ihre verwendung |
| JP6134445B2 (ja) | 2015-01-26 | 2017-05-24 | 日本製紙株式会社 | キシラン含有物の製造方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2538457A (en) * | 1946-11-02 | 1951-01-16 | Monie S Hudson | Treating wood |
| JPS51112903A (en) * | 1975-03-26 | 1976-10-05 | Honshu Paper Co Ltd | Process for digesting lignocellulose material with sulphites |
| JPS5143403A (en) * | 1974-10-09 | 1976-04-14 | Honshu Paper Co Ltd | Arukariparupuno seizohoho |
| FI51833C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-03-18 | 1978-01-24 | Ahlstroem Oy | |
| CA1073161A (en) * | 1975-09-05 | 1980-03-11 | Canadian Industries Limited | Delignification process |
| JPS5374101A (en) * | 1976-12-10 | 1978-07-01 | Honshu Paper Co Ltd | Pulp making method |
-
1976
- 1976-12-14 US US05/750,442 patent/US4036680A/en not_active Expired - Lifetime
-
1977
- 1977-11-18 CA CA291,186A patent/CA1096111A/en not_active Expired
- 1977-11-22 NZ NZ185751A patent/NZ185751A/xx unknown
- 1977-11-23 ZA ZA00776988A patent/ZA776988B/xx unknown
- 1977-11-24 AU AU30921/77A patent/AU504215B2/en not_active Expired
- 1977-12-09 NO NO774234A patent/NO774234L/no unknown
- 1977-12-12 BR BR7708250A patent/BR7708250A/pt unknown
- 1977-12-13 JP JP14894177A patent/JPS5374103A/ja active Granted
- 1977-12-13 FI FI773772A patent/FI773772A7/fi not_active Application Discontinuation
- 1977-12-13 SE SE7714130A patent/SE434856B/xx unknown
- 1977-12-14 ES ES465040A patent/ES465040A1/es not_active Expired
- 1977-12-14 FR FR7737645A patent/FR2374465A1/fr active Granted
- 1977-12-14 DE DE19772755767 patent/DE2755767A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5374103A (en) | 1978-07-01 |
| FR2374465A1 (fr) | 1978-07-13 |
| DE2755767A1 (de) | 1978-06-15 |
| BR7708250A (pt) | 1978-09-05 |
| NZ185751A (en) | 1980-09-12 |
| SE7714130L (sv) | 1978-06-15 |
| JPS5345403B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-12-06 |
| AU504215B2 (en) | 1979-10-04 |
| FI773772A7 (fi) | 1978-06-15 |
| AU3092177A (en) | 1979-06-28 |
| CA1096111A (en) | 1981-02-24 |
| FR2374465B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-03-06 |
| ZA776988B (en) | 1978-09-27 |
| US4036680A (en) | 1977-07-19 |
| ES465040A1 (es) | 1978-12-01 |
| NO774234L (no) | 1978-06-15 |
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