SE429341B - Forfarande for separering och atervinning av furfural och organiska flyktiga syror, sasom ettiksyra och myrsyra, vid furfuralframstellningsprocessen - Google Patents

Forfarande for separering och atervinning av furfural och organiska flyktiga syror, sasom ettiksyra och myrsyra, vid furfuralframstellningsprocessen

Info

Publication number
SE429341B
SE429341B SE7614762A SE7614762A SE429341B SE 429341 B SE429341 B SE 429341B SE 7614762 A SE7614762 A SE 7614762A SE 7614762 A SE7614762 A SE 7614762A SE 429341 B SE429341 B SE 429341B
Authority
SE
Sweden
Prior art keywords
furfural
acid
volatic
recycling
acids
Prior art date
Application number
SE7614762A
Other languages
English (en)
Swedish (sv)
Other versions
SE7614762L (sv
Inventor
J Puurunen
Original Assignee
Rosenlew Ab Oy W
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rosenlew Ab Oy W filed Critical Rosenlew Ab Oy W
Publication of SE7614762L publication Critical patent/SE7614762L/xx
Publication of SE429341B publication Critical patent/SE429341B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D307/40—Radicals substituted by oxygen atoms
    • C07D307/46—Doubly bound oxygen atoms, or two oxygen atoms singly bound to the same carbon atom
    • C07D307/48—Furfural
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SE7614762A 1976-01-07 1976-12-30 Forfarande for separering och atervinning av furfural och organiska flyktiga syror, sasom ettiksyra och myrsyra, vid furfuralframstellningsprocessen SE429341B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI760026A FI54923C (fi) 1976-01-07 1976-01-07 Foerfarande foer separering och tillvaratagande av furfural och organiska flyktiga syror saosom aettiksyra och myrsyra vid furfuralframstaellningsfoerfarandet

Publications (2)

Publication Number Publication Date
SE7614762L SE7614762L (sv) 1977-07-08
SE429341B true SE429341B (sv) 1983-08-29

Family

ID=8509674

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7614762A SE429341B (sv) 1976-01-07 1976-12-30 Forfarande for separering och atervinning av furfural och organiska flyktiga syror, sasom ettiksyra och myrsyra, vid furfuralframstellningsprocessen

Country Status (12)

Country Link
US (1) US4088660A (fr)
AR (1) AR212708A1 (fr)
CA (1) CA1065331A (fr)
DE (1) DE2700212A1 (fr)
FI (1) FI54923C (fr)
FR (1) FR2337723A1 (fr)
HU (1) HU178709B (fr)
IN (1) IN144970B (fr)
PL (1) PL103109B1 (fr)
PT (1) PT66016B (fr)
SE (1) SE429341B (fr)
ZA (1) ZA767446B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT365080B (de) * 1980-03-14 1981-12-10 Kanzler Walter Verfahren zur extraktion von essigsaeure, ameisen- saeure, gegebenenfalls furfurol
US5264623A (en) * 1993-01-04 1993-11-23 Energy Mines & Resources Canada Method of producing calcium salts from biomass
FI117633B (fi) 2000-12-29 2006-12-29 Chempolis Oy Kemikaalien talteenotto ja valmistus massan valmistuksen yhteydessä
FI119557B (fi) * 2002-03-01 2008-12-31 Chempolis Oy Reaktiivinen erotus
BR112012008056A2 (pt) * 2009-08-27 2016-03-01 Iogen Energy Corp recuperação de ácidos carboxílicos voláteis por evaporação extrativa.
CA2772112A1 (fr) 2009-08-27 2011-03-03 Iogen Energy Corporation Recuperation d'acides carboxyliques volatils par un systeme distillateur-extracteur
SG187716A1 (en) * 2010-08-04 2013-03-28 Terrabon Mix Alco Llc Process and system for separating heavy and light components contained in a vapor mixture
CN102351816A (zh) * 2011-08-11 2012-02-15 任丘市恒达农产品科技开发有限公司 糠醛生产中低沸物的回收利用系统
US9181209B2 (en) 2011-12-28 2015-11-10 E I Du Pont De Nemours And Company Process for the production of furfural
WO2013102027A1 (fr) 2011-12-28 2013-07-04 E. I. Du Pont De Nemours And Company Procédé de production de furfural
WO2013102002A1 (fr) 2011-12-28 2013-07-04 E. I. Du Pont De Nemours And Company Procédés de fabrication de furfurals
WO2013102007A1 (fr) * 2011-12-28 2013-07-04 E. I. Du Pont De Nemours And Company Procédé de production de furfural
FI129405B (en) 2016-12-30 2022-01-31 Upm Kymmene Corp A method and an apparatus for separating furfural
CN114471102A (zh) * 2022-01-27 2022-05-13 宏业生物科技股份有限公司 一种降低糠醛渣VOCs排放的方法
FI20235786A1 (en) * 2023-07-03 2025-01-04 Chempolis Oy Apparatus and method for heteroazeotropic extractive distillation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2818413A (en) * 1946-01-19 1957-12-31 Oronzio De Nora Impianti Continuous process for the production of furfural and acetic acid from vegetative material
US2689250A (en) * 1951-04-26 1954-09-14 Oronzio De Nora Impianti Production of furfural and acetic acid from pentosan containing material

Also Published As

Publication number Publication date
ZA767446B (en) 1977-11-30
PT66016A (en) 1977-01-01
FR2337723B3 (fr) 1979-09-07
IN144970B (fr) 1978-08-05
FI54923C (fi) 1979-04-10
HU178709B (en) 1982-06-28
PT66016B (en) 1978-06-16
SE7614762L (sv) 1977-07-08
FI54923B (fi) 1978-12-29
AR212708A1 (es) 1978-09-15
CA1065331A (fr) 1979-10-30
PL103109B1 (pl) 1979-05-31
FI760026A7 (fr) 1977-07-08
US4088660A (en) 1978-05-09
FR2337723A1 (fr) 1977-08-05
DE2700212A1 (de) 1977-07-14

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