FI108233B - Menetelmä muurahaishapon talteenottamiseksi - Google Patents
Menetelmä muurahaishapon talteenottamiseksi Download PDFInfo
- Publication number
- FI108233B FI108233B FI973474A FI973474A FI108233B FI 108233 B FI108233 B FI 108233B FI 973474 A FI973474 A FI 973474A FI 973474 A FI973474 A FI 973474A FI 108233 B FI108233 B FI 108233B
- Authority
- FI
- Finland
- Prior art keywords
- formic acid
- free
- bound
- pulp
- free formic
- Prior art date
Links
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 title claims abstract description 212
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 title claims abstract description 106
- 235000019253 formic acid Nutrition 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000011084 recovery Methods 0.000 title description 2
- 239000000463 material Substances 0.000 claims abstract description 22
- 239000001913 cellulose Substances 0.000 claims abstract description 11
- 229920002678 cellulose Polymers 0.000 claims abstract description 11
- 229920005610 lignin Polymers 0.000 claims abstract description 10
- 238000010411 cooking Methods 0.000 claims abstract description 6
- 230000035484 reaction time Effects 0.000 claims abstract description 6
- 238000005406 washing Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims 1
- 229940013688 formic acid Drugs 0.000 abstract 6
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- 238000004537 pulping Methods 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 238000007738 vacuum evaporation Methods 0.000 description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- -1 acetic acid Chemical class 0.000 description 1
- 238000000184 acid digestion Methods 0.000 description 1
- 239000002154 agricultural waste Substances 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000006170 formylation reaction Methods 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000003842 industrial chemical process Methods 0.000 description 1
- 230000002934 lysing effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
-
- 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
- D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Saccharide Compounds (AREA)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI973474A FI108233B (fi) | 1997-08-22 | 1997-08-22 | Menetelmä muurahaishapon talteenottamiseksi |
| PCT/FI1998/000635 WO1999010595A1 (en) | 1997-08-22 | 1998-08-18 | Method for the recovery of formic acid |
| DK98939668T DK1005586T3 (da) | 1997-08-22 | 1998-08-18 | Fremgangsmåde til genvinding af myresyre |
| DE69815354T DE69815354T2 (de) | 1997-08-22 | 1998-08-18 | Verfahren zur wiedergewinnung von ameisensäure |
| AU88096/98A AU744767B2 (en) | 1997-08-22 | 1998-08-18 | Method for the recovery of formic acid |
| CA002300114A CA2300114C (en) | 1997-08-22 | 1998-08-18 | Method for the recovery of formic acid |
| EP98939668A EP1005586B1 (en) | 1997-08-22 | 1998-08-18 | Method for the recovery of formic acid |
| PT98939668T PT1005586E (pt) | 1997-08-22 | 1998-08-18 | Processo para a recuperacao de acido formico |
| CN98808384A CN1100915C (zh) | 1997-08-22 | 1998-08-18 | 回收甲酸的方法 |
| AT98939668T ATE242354T1 (de) | 1997-08-22 | 1998-08-18 | Verfahren zur wiedergewinnung von ameisensäure |
| BRPI9811343-7A BR9811343B1 (pt) | 1997-08-22 | 1998-08-18 | mÉtodo de recuperaÇço de Ácido fàrmico. |
| ES98939668T ES2200360T3 (es) | 1997-08-22 | 1998-08-18 | Metodo para la recuperacion de acido formico. |
| US09/501,565 US6252109B1 (en) | 1997-08-22 | 2000-02-09 | Method for the recovery of formic acid |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI973474A FI108233B (fi) | 1997-08-22 | 1997-08-22 | Menetelmä muurahaishapon talteenottamiseksi |
| FI973474 | 1997-08-22 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI973474A0 FI973474A0 (fi) | 1997-08-22 |
| FI973474L FI973474L (fi) | 1999-02-23 |
| FI108233B true FI108233B (fi) | 2001-12-14 |
Family
ID=8549408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI973474A FI108233B (fi) | 1997-08-22 | 1997-08-22 | Menetelmä muurahaishapon talteenottamiseksi |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US6252109B1 (da) |
| EP (1) | EP1005586B1 (da) |
| CN (1) | CN1100915C (da) |
| AT (1) | ATE242354T1 (da) |
| AU (1) | AU744767B2 (da) |
| BR (1) | BR9811343B1 (da) |
| CA (1) | CA2300114C (da) |
| DE (1) | DE69815354T2 (da) |
| DK (1) | DK1005586T3 (da) |
| ES (1) | ES2200360T3 (da) |
| FI (1) | FI108233B (da) |
| PT (1) | PT1005586E (da) |
| WO (1) | WO1999010595A1 (da) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI108234B (fi) | 2000-02-28 | 2001-12-14 | Chempolis Oy | Menetelmä massan valmistamiseksi |
| FI117632B (fi) * | 2001-07-13 | 2006-12-29 | Chempolis Oy | Menetelmä massan valmistamiseksi |
| US7604967B2 (en) * | 2003-03-19 | 2009-10-20 | The Trustees Of Dartmouth College | Lignin-blocking treatment of biomass and uses thereof |
| US8580541B2 (en) * | 2003-03-19 | 2013-11-12 | The Trustees Of Dartmouth College | Lignin blockers and uses thereof |
| US8460901B2 (en) | 2010-05-18 | 2013-06-11 | Georgia Tech Research Corporation | Formic acid treatments of biomass feedstock |
| FI123052B (fi) * | 2011-09-23 | 2012-10-15 | Chempolis Oy | Esikäsittelymenetelmä vesiliukoisten sokereiden tuottamiseksi lignoselluloosamateriaalista |
| FI126451B (fi) * | 2014-12-23 | 2016-12-15 | Chempolis Oy | Prosessijärjestelmä kemikaalien erottelemiseksi, tislauskolonnijärjestely ja kemikaalien erottelumenetelmä |
| CN105294164B (zh) | 2015-12-03 | 2018-01-19 | 歌尔股份有限公司 | 吸音材料颗粒的制备方法和吸音材料颗粒 |
| FI130441B (en) | 2020-03-31 | 2023-09-01 | Chempolis Oy | Hydrolysis of cellulose esters |
| CN112048933B (zh) * | 2020-09-07 | 2022-11-15 | 齐鲁工业大学 | 化机浆和半化学浆的生产方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI85510C (fi) * | 1990-05-29 | 1992-04-27 | Kemira Oy | Foerfarande foer aotervinning av laegre alifatisk syra. |
-
1997
- 1997-08-22 FI FI973474A patent/FI108233B/fi not_active IP Right Cessation
-
1998
- 1998-08-18 BR BRPI9811343-7A patent/BR9811343B1/pt not_active IP Right Cessation
- 1998-08-18 WO PCT/FI1998/000635 patent/WO1999010595A1/en not_active Ceased
- 1998-08-18 AT AT98939668T patent/ATE242354T1/de active
- 1998-08-18 AU AU88096/98A patent/AU744767B2/en not_active Ceased
- 1998-08-18 EP EP98939668A patent/EP1005586B1/en not_active Expired - Lifetime
- 1998-08-18 CA CA002300114A patent/CA2300114C/en not_active Expired - Fee Related
- 1998-08-18 DE DE69815354T patent/DE69815354T2/de not_active Expired - Lifetime
- 1998-08-18 CN CN98808384A patent/CN1100915C/zh not_active Expired - Fee Related
- 1998-08-18 ES ES98939668T patent/ES2200360T3/es not_active Expired - Lifetime
- 1998-08-18 PT PT98939668T patent/PT1005586E/pt unknown
- 1998-08-18 DK DK98939668T patent/DK1005586T3/da active
-
2000
- 2000-02-09 US US09/501,565 patent/US6252109B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| WO1999010595A1 (en) | 1999-03-04 |
| AU744767B2 (en) | 2002-03-07 |
| FI973474A0 (fi) | 1997-08-22 |
| AU8809698A (en) | 1999-03-16 |
| DE69815354T2 (de) | 2004-05-13 |
| CN1100915C (zh) | 2003-02-05 |
| EP1005586B1 (en) | 2003-06-04 |
| ES2200360T3 (es) | 2004-03-01 |
| CA2300114C (en) | 2007-03-20 |
| PT1005586E (pt) | 2003-10-31 |
| ATE242354T1 (de) | 2003-06-15 |
| FI973474L (fi) | 1999-02-23 |
| CN1267344A (zh) | 2000-09-20 |
| DE69815354D1 (de) | 2003-07-10 |
| CA2300114A1 (en) | 1999-03-04 |
| DK1005586T3 (da) | 2003-09-22 |
| BR9811343B1 (pt) | 2008-11-18 |
| EP1005586A1 (en) | 2000-06-07 |
| US6252109B1 (en) | 2001-06-26 |
| BR9811343A (pt) | 2000-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |