BR8707189A - Processo para separar lignina e recuperar fenol de solucoes fenol - Google Patents
Processo para separar lignina e recuperar fenol de solucoes fenolInfo
- Publication number
- BR8707189A BR8707189A BR8707189A BR8707189A BR8707189A BR 8707189 A BR8707189 A BR 8707189A BR 8707189 A BR8707189 A BR 8707189A BR 8707189 A BR8707189 A BR 8707189A BR 8707189 A BR8707189 A BR 8707189A
- Authority
- BR
- Brazil
- Prior art keywords
- phenol
- lignin
- aqueous phase
- phase
- recover
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
-
- 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
- D21C11/0042—Fractionating or concentration of spent liquors by special methods
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compounds Of Unknown Constitution (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI865359A FI77061C (fi) | 1986-12-31 | 1986-12-31 | Foerfarande foer separering av lignin och fenol fraon fenolloesningar. |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8707189A true BR8707189A (pt) | 1988-08-16 |
Family
ID=8523725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8707189A BR8707189A (pt) | 1986-12-31 | 1987-12-30 | Processo para separar lignina e recuperar fenol de solucoes fenol |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0273758B1 (pt) |
JP (1) | JPS63174940A (pt) |
AT (1) | ATE66978T1 (pt) |
BR (1) | BR8707189A (pt) |
CA (1) | CA1284491C (pt) |
DE (1) | DE3772740D1 (pt) |
FI (1) | FI77061C (pt) |
NO (1) | NO163746C (pt) |
ZA (1) | ZA879482B (pt) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5133392A (en) * | 1991-04-10 | 1992-07-28 | Eastman Kodak Company | Liquid injection using container bottom sensing |
WO2001046520A1 (de) * | 1999-12-22 | 2001-06-28 | Natural Pulping Ag | Verfahren zur gewinnung/rückgewinnung von carbonsäuren aus ablaugen der zellstoffherstellung mittels extraktion |
JPWO2005042585A1 (ja) * | 2003-10-31 | 2007-11-29 | 株式会社荏原製作所 | リグノセルロース系物質から酸・糖溶液とリグノフェノール誘導体を分離回収する方法 |
US20070135622A1 (en) * | 2003-10-31 | 2007-06-14 | Hideaki Hayashi | Method and apparatus for manufacturing lignophenol derivative |
US8158842B2 (en) * | 2007-06-15 | 2012-04-17 | Uop Llc | Production of chemicals from pyrolysis oil |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1983002125A1 (en) * | 1981-12-10 | 1983-06-23 | Memorial Institute Battelle | A method for the delignification of wood and other ligno-cellulosic products |
-
1986
- 1986-12-31 FI FI865359A patent/FI77061C/fi not_active IP Right Cessation
-
1987
- 1987-12-17 ZA ZA879482A patent/ZA879482B/xx unknown
- 1987-12-23 NO NO875427A patent/NO163746C/no unknown
- 1987-12-29 JP JP62336801A patent/JPS63174940A/ja active Pending
- 1987-12-29 DE DE8787311492T patent/DE3772740D1/de not_active Expired - Fee Related
- 1987-12-29 EP EP87311492A patent/EP0273758B1/en not_active Expired - Lifetime
- 1987-12-29 AT AT87311492T patent/ATE66978T1/de not_active IP Right Cessation
- 1987-12-30 BR BR8707189A patent/BR8707189A/pt unknown
- 1987-12-30 CA CA000555663A patent/CA1284491C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FI77061C (fi) | 1989-01-10 |
EP0273758B1 (en) | 1991-09-04 |
NO163746C (no) | 1990-07-11 |
NO875427L (no) | 1988-07-01 |
NO163746B (no) | 1990-04-02 |
FI865359A0 (fi) | 1986-12-31 |
DE3772740D1 (de) | 1991-10-10 |
CA1284491C (en) | 1991-05-28 |
ATE66978T1 (de) | 1991-09-15 |
JPS63174940A (ja) | 1988-07-19 |
NO875427D0 (no) | 1987-12-23 |
ZA879482B (en) | 1988-06-14 |
FI77061B (fi) | 1988-09-30 |
EP0273758A2 (en) | 1988-07-06 |
EP0273758A3 (en) | 1989-08-23 |
FI865359A (fi) | 1988-07-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
PT83678B (pt) | Processo e instalacao para a recuperacao de lenhina | |
BR0011169A (pt) | Processo para separar biomassa contendo lignocelulose | |
GB8907313D0 (en) | Sweetener composition | |
BR8802757A (pt) | Processo para recuperacao de germanio de solucoes que o contem | |
ES8305346A1 (es) | Procedimiento para recuperar oxido de etileno a partir de soluciones acuosas. | |
DE3785754D1 (de) | Modifizierung von alginaten oder sonstigen uronsaeureverbindungen durch co2-behandlung. | |
DK247387D0 (da) | Fremgangsmaade til indvinding af en aminosyre fra en vanding oploesning | |
BR8707189A (pt) | Processo para separar lignina e recuperar fenol de solucoes fenol | |
BR8904729A (pt) | Processo para recuperacao de fenol de uma purga de retificacao | |
ATE29874T1 (de) | Verfahren zur herstellung von dihydroxybenzolen. | |
ATE21527T1 (de) | Verfahren zur gewinnung von disacchariden aus disaccharide enthaltenden tuberosen durch extraktion mit nicht erwaermtem wasser. | |
DE3768766D1 (de) | Konzentrierter tee-extrakt. | |
JPS5771690A (en) | Treating method for waste liquid of kraft pulp | |
ES2033319T3 (es) | Un proceso para la produccion de xilosa. | |
ES2027281T3 (es) | Un procedimiento para recuperar cafeina a partir de carbon activado. | |
EP0322982A3 (en) | Process for recovering alpha-aminoalcohols | |
KR880005169A (ko) | 에폭시수지의 제조방법 | |
US3008984A (en) | Manufacture of acids from ligneous materials | |
FR2301534A1 (fr) | Procede de separation de constituants organique | |
DK456981A (da) | Fremgangsmaade til fremstilling af afkoffeineret the | |
BR8801894A (pt) | Processo para a producao de um hidrolisado de hemicelulose e polpa especial | |
SE8204500L (sv) | Extraktion av arsenik i losning i vetskor innehallande alkalimetallkarbonat, -sulfat och eventuellt -hydroxid samt minst en av metallerna vanadin, uran och molybden | |
SU1648896A1 (ru) | Способ извлечени иода из горных пород | |
BR8707183A (pt) | Processo para recirculacao de fenol em um processo de digestao de materiais lignocelulosicos | |
SE8102091L (sv) | Sett att rena losningar innehallande alkalikarbonat och alkalisulfat, eventuellt alkalihydroxid samt minst en av metallerna vanadin, uran och molybden |