JPH0742669B2 - セルロ−ス性物質の脱リグニン法 - Google Patents
セルロ−ス性物質の脱リグニン法Info
- Publication number
- JPH0742669B2 JPH0742669B2 JP61183261A JP18326186A JPH0742669B2 JP H0742669 B2 JPH0742669 B2 JP H0742669B2 JP 61183261 A JP61183261 A JP 61183261A JP 18326186 A JP18326186 A JP 18326186A JP H0742669 B2 JPH0742669 B2 JP H0742669B2
- Authority
- JP
- Japan
- Prior art keywords
- cellulosic material
- stage
- carried out
- hydrogen peroxide
- cooking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
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
- D21C3/22—Other features of pulping processes
- D21C3/26—Multistage processes
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Paper (AREA)
- Dental Preparations (AREA)
- Organic Insulating Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Materials For Medical Uses (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- External Artificial Organs (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Cleaning Or Drying Semiconductors (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US76272485A | 1985-08-05 | 1985-08-05 | |
| US762724 | 1985-08-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6297991A JPS6297991A (ja) | 1987-05-07 |
| JPH0742669B2 true JPH0742669B2 (ja) | 1995-05-10 |
Family
ID=25065878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61183261A Expired - Lifetime JPH0742669B2 (ja) | 1985-08-05 | 1986-08-04 | セルロ−ス性物質の脱リグニン法 |
Country Status (14)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU591509B2 (en) * | 1985-08-05 | 1989-12-07 | Interox Societe Anonyme | Process for the delignification of cellulosic substances |
| FI122654B (fi) * | 1997-12-08 | 2012-05-15 | Ovivo Luxembourg Sarl | Menetelmä paperisellumassan valmistamiseksi |
| JP5467041B2 (ja) * | 2007-05-23 | 2014-04-09 | アルバータ イノヴェイツ−テクノロジー フューチャーズ | セルロース繊維の脱ガム方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE873649C (de) * | 1944-08-25 | 1953-04-16 | Degussa | Verfahren zur Herstellung von ungebleichten Zellstoffen mit hohem Weissgehalt |
| SE373896B (enrdf_load_html_response) * | 1972-07-05 | 1975-02-17 | Mo Och Domsjoe Ab | |
| SE380298B (sv) * | 1974-03-14 | 1975-11-03 | Mo | Forfarande for delignifiering genom syrgas-alkalibehandling av lignocelluosahaltigt material |
| US4486267A (en) * | 1983-11-14 | 1984-12-04 | Mead Corporation | Chemithermomechanical pulping process employing separate alkali and sulfite treatments |
| AU591509B2 (en) * | 1985-08-05 | 1989-12-07 | Interox Societe Anonyme | Process for the delignification of cellulosic substances |
-
1986
- 1986-07-18 IN IN647/DEL/86A patent/IN167959B/en unknown
- 1986-07-25 DE DE8686110249T patent/DE3674866D1/de not_active Expired - Fee Related
- 1986-07-25 AT AT86110249T patent/ATE57401T1/de not_active IP Right Cessation
- 1986-07-25 AU AU60543/86A patent/AU591508B2/en not_active Ceased
- 1986-07-25 EP EP86110249A patent/EP0213376B1/fr not_active Expired - Lifetime
- 1986-07-28 NZ NZ217001A patent/NZ217001A/xx unknown
- 1986-07-31 YU YU1370/86A patent/YU45352B/xx unknown
- 1986-08-01 PT PT83117A patent/PT83117B/pt not_active IP Right Cessation
- 1986-08-01 CA CA000515198A patent/CA1282911C/fr not_active Expired - Lifetime
- 1986-08-04 NO NO863132A patent/NO168375C/no not_active IP Right Cessation
- 1986-08-04 ES ES868600839A patent/ES2000831A6/es not_active Expired
- 1986-08-04 BR BR8603671A patent/BR8603671A/pt not_active IP Right Cessation
- 1986-08-04 JP JP61183261A patent/JPH0742669B2/ja not_active Expired - Lifetime
- 1986-08-05 FI FI863193A patent/FI85725C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| PT83117B (pt) | 1988-10-14 |
| PT83117A (fr) | 1986-09-01 |
| ATE57401T1 (de) | 1990-10-15 |
| JPS6297991A (ja) | 1987-05-07 |
| NO863132L (no) | 1987-02-06 |
| DE3674866D1 (de) | 1990-11-15 |
| BR8603671A (pt) | 1987-03-10 |
| EP0213376A1 (fr) | 1987-03-11 |
| FI85725B (fi) | 1992-02-14 |
| EP0213376B1 (fr) | 1990-10-10 |
| YU45352B (en) | 1992-05-28 |
| AU6054386A (en) | 1987-02-12 |
| FI85725C (fi) | 1992-05-25 |
| IN167959B (enrdf_load_html_response) | 1991-01-12 |
| YU137086A (en) | 1987-10-31 |
| FI863193L (fi) | 1987-02-06 |
| NO863132D0 (no) | 1986-08-04 |
| FI863193A0 (fi) | 1986-08-05 |
| NO168375C (no) | 1992-02-12 |
| AU591508B2 (en) | 1989-12-07 |
| NZ217001A (en) | 1989-01-27 |
| CA1282911C (fr) | 1991-04-16 |
| NO168375B (no) | 1991-11-04 |
| ES2000831A6 (es) | 1988-03-16 |
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