ES2004855B3 - Procedimiento para la preparacion de pastas quimicotermomecanicas. - Google Patents
Procedimiento para la preparacion de pastas quimicotermomecanicas.Info
- Publication number
- ES2004855B3 ES2004855B3 ES88420160T ES88420160T ES2004855B3 ES 2004855 B3 ES2004855 B3 ES 2004855B3 ES 88420160 T ES88420160 T ES 88420160T ES 88420160 T ES88420160 T ES 88420160T ES 2004855 B3 ES2004855 B3 ES 2004855B3
- Authority
- ES
- Spain
- Prior art keywords
- pasta
- procedure
- preparation
- chemical thermomechanical
- aid
- 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
- 238000000034 method Methods 0.000 title abstract 2
- 235000015927 pasta Nutrition 0.000 title 1
- 230000000930 thermomechanical effect Effects 0.000 title 1
- 102100031260 Acyl-coenzyme A thioesterase THEM4 Human genes 0.000 abstract 1
- 101000638510 Homo sapiens Acyl-coenzyme A thioesterase THEM4 Proteins 0.000 abstract 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 abstract 1
- 239000012736 aqueous medium Substances 0.000 abstract 1
- 238000004061 bleaching Methods 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 238000010411 cooking Methods 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 abstract 1
- 239000012978 lignocellulosic material Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000002609 medium Substances 0.000 abstract 1
- 229920006395 saturated elastomer Polymers 0.000 abstract 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 abstract 1
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 abstract 1
- 235000010265 sodium sulphite Nutrition 0.000 abstract 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
- D21C3/22—Other features of pulping processes
- D21C3/222—Use of compounds accelerating the pulping processes
Landscapes
- Paper (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Steroid Compounds (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8707552A FR2615874B1 (fr) | 1987-05-25 | 1987-05-25 | Procede de preparation de pates chimicothermomecaniques |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES2004855A4 ES2004855A4 (es) | 1989-02-16 |
| ES2004855B3 true ES2004855B3 (es) | 1991-08-16 |
Family
ID=9351559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES88420160T Expired - Lifetime ES2004855B3 (es) | 1987-05-25 | 1988-05-17 | Procedimiento para la preparacion de pastas quimicotermomecanicas. |
Country Status (12)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2634233B1 (fr) * | 1988-07-12 | 1995-04-14 | Atochem | Procede de fabrication de pates chimicothermomecaniques blanchies |
| FR2659363B1 (fr) * | 1990-03-07 | 1996-04-19 | Atochem | Procede de preparation de pates a haut rendement blanchies. |
| SE468644B (sv) * | 1991-05-24 | 1993-02-22 | Sunds Defibrator Ind Ab | Framstaellning av kemitermomekanisk massa samt impregneringsloesning innehaallande borhydrid och sulfit |
| DE10109502A1 (de) | 2001-02-28 | 2002-09-12 | Rhodia Acetow Gmbh | Verfahren zum Abtrennen von Hemicellulosen aus hemicellulosehaltiger Biomasse sowie die mit dem Verfahren erhältliche Biomasse und Hemicellulose |
| MX2015007586A (es) * | 2012-12-12 | 2016-05-05 | Basf Se | Uso de ditionito de sodio en un proceso de elaboracion de pulpa de celulosa. |
| EP2924166A1 (de) * | 2014-03-25 | 2015-09-30 | Basf Se | Verfahren zur Herstellung von gebleichtem Holzfaserstoff |
| CN111549552B (zh) * | 2020-05-25 | 2022-06-14 | 广西大学 | 一种废水碱回收循环利用的高得率化学机械浆制浆方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1150451A (fr) * | 1956-05-04 | 1958-01-14 | Saint Gobain | Perfectionnement aux procédés de fabrication des pâtes cellulosiques mi-chimiques |
| US3284283A (en) * | 1964-02-17 | 1966-11-08 | Fmc Corp | Production of wood pulps including treatment of cellulosic fibers with bisulfite ion followed by alkali metal borohydride |
| CH510168A (it) * | 1969-07-30 | 1971-07-15 | Vita Mayer & C Gia | Processo per la produzione di paste ad alta resa ed alto grado di bianco per uso cartario |
| JPS5210300B2 (enrdf_load_stackoverflow) * | 1973-06-19 | 1977-03-23 | ||
| SE416481B (sv) * | 1977-05-02 | 1981-01-05 | Mo Och Domsjoe Ab | Fofarande och anordning for behandling av vedflis for avlegsnande av tungmetaller och harts |
| CA1212505A (en) * | 1984-07-17 | 1986-10-14 | Rudy Vit | Method, process and apparatus for converting wood, wood residue and or biomass into pulp |
| FR2634233B1 (fr) * | 1988-07-12 | 1995-04-14 | Atochem | Procede de fabrication de pates chimicothermomecaniques blanchies |
-
1987
- 1987-05-25 FR FR8707552A patent/FR2615874B1/fr not_active Expired - Lifetime
-
1988
- 1988-05-17 AT AT88420160T patent/ATE61639T1/de not_active IP Right Cessation
- 1988-05-17 DE DE198888420160T patent/DE293309T1/de active Pending
- 1988-05-17 ES ES88420160T patent/ES2004855B3/es not_active Expired - Lifetime
- 1988-05-17 EP EP88420160A patent/EP0293309B1/fr not_active Expired - Lifetime
- 1988-05-17 DE DE8888420160T patent/DE3861982D1/de not_active Expired - Fee Related
- 1988-05-23 NZ NZ224749A patent/NZ224749A/xx unknown
- 1988-05-24 CA CA000567547A patent/CA1310452C/fr not_active Expired - Lifetime
- 1988-05-24 PT PT87569A patent/PT87569B/pt not_active IP Right Cessation
- 1988-05-24 FI FI882448A patent/FI93746C/fi not_active IP Right Cessation
- 1988-05-24 NO NO882263A patent/NO171801C/no not_active IP Right Cessation
- 1988-05-25 JP JP63128124A patent/JPS63303189A/ja active Granted
- 1988-05-25 AU AU16614/88A patent/AU609481B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| FI93746B (fi) | 1995-02-15 |
| JPH0217675B2 (enrdf_load_stackoverflow) | 1990-04-23 |
| ATE61639T1 (de) | 1991-03-15 |
| NO171801C (no) | 1993-05-05 |
| JPS63303189A (ja) | 1988-12-09 |
| FR2615874A1 (fr) | 1988-12-02 |
| ES2004855A4 (es) | 1989-02-16 |
| NO171801B (no) | 1993-01-25 |
| FI93746C (fi) | 1995-05-26 |
| EP0293309A1 (fr) | 1988-11-30 |
| PT87569B (pt) | 1992-09-30 |
| DE3861982D1 (de) | 1991-04-18 |
| AU609481B2 (en) | 1991-05-02 |
| NZ224749A (en) | 1989-08-29 |
| FR2615874B1 (fr) | 1992-02-21 |
| CA1310452C (fr) | 1992-11-24 |
| NO882263L (no) | 1988-11-28 |
| DE293309T1 (de) | 1989-05-11 |
| PT87569A (pt) | 1989-05-31 |
| AU1661488A (en) | 1988-12-01 |
| NO882263D0 (no) | 1988-05-24 |
| EP0293309B1 (fr) | 1991-03-13 |
| FI882448A0 (fi) | 1988-05-24 |
| FI882448L (fi) | 1988-11-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0284585A3 (en) | Improved process for preparing pulp for paper making | |
| SE8100373L (sv) | Forfarande vid ozonblekning av pappersmassa | |
| SE8503153L (sv) | Delignifiering | |
| ES2004855B3 (es) | Procedimiento para la preparacion de pastas quimicotermomecanicas. | |
| SE8207356L (sv) | Forfarande for behandling av kemiska pappersmassor | |
| FR2613388B1 (fr) | Procede de blanchiment de pates | |
| ES2012324A4 (es) | Procedimiento para fabricacion de pastas quimicotermomecanicas blancas. | |
| FR2655668B1 (fr) | Procede de blanchiment de pates cellulosiques chimiques. | |
| AU7266891A (en) | Process for the preparation of bleached high-yield pulps | |
| GB1100709A (en) | Two-stage purification of fibrous cellulose material | |
| SE8102597L (sv) | Forfarande for framstellning av alkalisk sulfitmassa | |
| FI871089L (fi) | Anvaendning av rldmtm1-6 och andra ligninolytiska enzymer. | |
| ES536713A0 (es) | Procedimiento para blanquear pastas papeleras quimicas | |
| SE8700313L (sv) | Forfarande for blekning av mekaniska massor | |
| RU95111175A (ru) | Способ получения беленой химико-термомеханической массы из лиственной древесины | |
| NO860558L (no) | Fremgangsmaate ved fremstilling av papir. | |
| FR2426769A2 (fr) | Procede pour la fabrication de pates papetieres mecano-chimiques a haut rendement | |
| SU1304456A1 (ru) | Способ получения целлюлозы | |
| SE8800152L (sv) | Forfarande for forblekning av kemisk cellulosamassa |