NO20054345L - Fremgangsmate for termisk stabilisering av hoykonsentrerte formaldehydlosninger - Google Patents

Fremgangsmate for termisk stabilisering av hoykonsentrerte formaldehydlosninger

Info

Publication number
NO20054345L
NO20054345L NO20054345A NO20054345A NO20054345L NO 20054345 L NO20054345 L NO 20054345L NO 20054345 A NO20054345 A NO 20054345A NO 20054345 A NO20054345 A NO 20054345A NO 20054345 L NO20054345 L NO 20054345L
Authority
NO
Norway
Prior art keywords
formaldehyde solutions
high concentrated
concentrated formaldehyde
thermally stabilizing
stabilizing high
Prior art date
Application number
NO20054345A
Other languages
English (en)
Norwegian (no)
Inventor
Hans Hasse
Eckhard Stroefer
Thomas Gruetzner
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of NO20054345L publication Critical patent/NO20054345L/no

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00Compounds having —CHO groups
    • C07C47/02Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
    • C07C47/04Formaldehyde
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78Separation; Purification; Stabilisation; Use of additives
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78Separation; Purification; Stabilisation; Use of additives
    • C07C45/81Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
NO20054345A 2003-03-04 2005-09-20 Fremgangsmate for termisk stabilisering av hoykonsentrerte formaldehydlosninger NO20054345L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10309286A DE10309286A1 (de) 2003-03-04 2003-03-04 Verfahren zur thermischen Stabilisierung hochkonzentrierter Formaldehydlösungen
PCT/EP2004/002181 WO2004078691A1 (de) 2003-03-04 2004-03-04 Verfahren zur thermischen stabilisierung hochkonzentrierter formaldehydlösungen

Publications (1)

Publication Number Publication Date
NO20054345L true NO20054345L (no) 2005-09-26

Family

ID=32864081

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20054345A NO20054345L (no) 2003-03-04 2005-09-20 Fremgangsmate for termisk stabilisering av hoykonsentrerte formaldehydlosninger

Country Status (13)

Country Link
US (1) US7273955B2 (pt)
EP (1) EP1601639A1 (pt)
JP (1) JP2006515342A (pt)
KR (1) KR20050106071A (pt)
CN (1) CN1756732A (pt)
AU (1) AU2004218302A1 (pt)
BR (1) BRPI0408031A (pt)
CA (1) CA2517564A1 (pt)
DE (1) DE10309286A1 (pt)
MX (1) MXPA05009237A (pt)
MY (1) MY136772A (pt)
NO (1) NO20054345L (pt)
WO (1) WO2004078691A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7670191B2 (en) * 2007-04-20 2010-03-02 Hon Hai Precision Ind. Co., Ltd. Extension/expansion to universal serial bus connector
JP2012524046A (ja) * 2009-04-20 2012-10-11 ビーエーエスエフ ソシエタス・ヨーロピア アミナールの段階を介したmdaの製造方法
DE102013008207A1 (de) 2013-05-14 2014-11-20 Basf Se Verfahren zur Herstellung von Acrylsäure mit hoher Raum-Zeit-Ausbeute
DE102013008206A1 (de) 2013-05-14 2014-11-20 Basf Se Verfahren zur Herstellung von Vinylidencarbonsäure(ester)n durch Umsetzung von Formaldehyd mit Alkylcarbonsäure(estern)n
US10377689B2 (en) 2016-11-17 2019-08-13 OME Technologies GmbH Process for preparing polyoxymethylene dimethyl ethers from formaldehyde and methanol in aqueous solutions
DE102016222657A1 (de) 2016-11-17 2018-05-17 OME Technologies GmbH Verfahren zur Herstellung von Polyoxymethylendimethylethern aus Formaldehyd und Methanol in wässrigen Lösungen
DE102020118386B4 (de) 2020-07-13 2024-09-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein Verfahren zur Herstellung von Polyoxymethylendimethylethern

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2440732A (en) * 1945-07-19 1948-05-04 Du Pont Aqueous formaldehyde storage
GB1190682A (en) * 1967-03-23 1970-05-06 Italiane Resine S P A Soc Concentration of Aqueous Formaldehyde Solutions.
US4247487A (en) * 1972-12-26 1981-01-27 E. I. Du Pont De Nemours And Company Stabilized formaldehyde solutions
IT1067560B (it) * 1976-11-19 1985-03-16 Montedison Spa Processo per la preparazione di sospensioni acquose stabili di formaldeide e prodotti otenuti
US4085079A (en) * 1977-02-02 1978-04-18 Monsanto Company Formaldehyde solutions stabilized with interpolymers of vinyl acetate, vinyl acetal and vinyl alcohol
US4289912A (en) * 1980-05-02 1981-09-15 Celanese Corporation Stabilization of liquid paraformaldehyde
JPH09278700A (ja) * 1996-04-17 1997-10-28 Katayama Chem Works Co Ltd 脂肪族アルデヒド水性溶液、その安定剤及び安定化方法
DE19925870A1 (de) 1999-06-07 2000-12-14 Basf Ag Verfahren zur Umsetzung einer ein Gemisch enthaltenden Lösung
WO2003040075A2 (de) * 2001-11-05 2003-05-15 Basf Aktiengesellschaft Hochkonzentrierte formaldehydlösung, deren herstellung und umsetzung
DE10154187A1 (de) 2001-11-05 2003-05-15 Basf Ag Hochkonzentrierte Formaldehydlösung, deren Herstellung und Umsetzung
DE10158813A1 (de) 2001-11-30 2003-06-12 Basf Ag Verfahren zur Herstellung von Oxymethylenhomo- oder -copolymeren

Also Published As

Publication number Publication date
CN1756732A (zh) 2006-04-05
DE10309286A1 (de) 2004-09-16
JP2006515342A (ja) 2006-05-25
CA2517564A1 (en) 2004-09-16
EP1601639A1 (de) 2005-12-07
MY136772A (en) 2008-11-28
WO2004078691A1 (de) 2004-09-16
US20060084827A1 (en) 2006-04-20
BRPI0408031A (pt) 2006-02-14
KR20050106071A (ko) 2005-11-08
US7273955B2 (en) 2007-09-25
AU2004218302A1 (en) 2004-09-16
MXPA05009237A (es) 2005-10-19

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