HUP0402363A2 - Nagy koncentrációjú formaldehid-oldat, előállítása és alkalmazása - Google Patents

Nagy koncentrációjú formaldehid-oldat, előállítása és alkalmazása

Info

Publication number
HUP0402363A2
HUP0402363A2 HU0402363A HUP0402363A HUP0402363A2 HU P0402363 A2 HUP0402363 A2 HU P0402363A2 HU 0402363 A HU0402363 A HU 0402363A HU P0402363 A HUP0402363 A HU P0402363A HU P0402363 A2 HUP0402363 A2 HU P0402363A2
Authority
HU
Hungary
Prior art keywords
formaldehyde
production
concentration
formaldehyde solution
reaction
Prior art date
Application number
HU0402363A
Other languages
English (en)
Inventor
Eckhard Ströfer
Martin Sohn
Hans Hasse
Klemens Schilling
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
Priority claimed from DE2001154187 external-priority patent/DE10154187A1/de
Priority claimed from DE2002138248 external-priority patent/DE10238248A1/de
Application filed by Basf Ag filed Critical Basf Ag
Publication of HUP0402363A2 publication Critical patent/HUP0402363A2/hu
Publication of HUP0402363A3 publication Critical patent/HUP0402363A3/hu
Publication of HU228580B1 publication Critical patent/HU228580B1/hu

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/02—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
    • C07C47/04—Formaldehyde
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/79—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; 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)
  • Phenolic Resins Or Amino Resins (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Fuel Cell (AREA)
  • Compounds Of Unknown Constitution (AREA)

Abstract

ineSh=-986;FgFill=C3,5,1,0,0,0,255;RulingLines=N;>(57) A találmánytárgya olyan vizes formaldehidoldat, amely a formaldehidet monomerformaldehid, metilénglikol és polioxi-metilénglikolok formájában, x<65tömeg% összkoncentrációban tartalmazza, ahol a polioxi-metilénglikolokM átlagos molekulatömege a formaldehidkoncentráció függvényében kisebbvagy egyenlő mint az alábbi (I) képlet szerint nyert érték: ahol Mjelentése átlagos molekulatömeg, x jelentése a monomer formaldehid,metilénglikol és polioxi-metilénglikolok formájában levő formaldehidösszkoncentrációja, tömeg%-ban (formaldehid-összkoncentráció); atalálmány tárgyát képezi továbbá a nagy koncentrációjúformaldehidoldat előállítására szolgáló eljárás, valamint alkalmazása. Ó
HU0402363A 2001-11-05 2002-11-05 Highly concentrated formaldehyde solution, production and reaction thereof HU228580B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2001154187 DE10154187A1 (de) 2001-11-05 2001-11-05 Hochkonzentrierte Formaldehydlösung, deren Herstellung und Umsetzung
DE2002138248 DE10238248A1 (de) 2002-08-21 2002-08-21 Hochkonzentrierte Formaldehydlösung, deren Herstellung und Umsetzung
PCT/EP2002/012346 WO2003040075A2 (de) 2001-11-05 2002-11-05 Hochkonzentrierte formaldehydlösung, deren herstellung und umsetzung

Publications (3)

Publication Number Publication Date
HUP0402363A2 true HUP0402363A2 (hu) 2005-02-28
HUP0402363A3 HUP0402363A3 (en) 2005-11-28
HU228580B1 HU228580B1 (en) 2013-04-29

Family

ID=26010509

Family Applications (1)

Application Number Title Priority Date Filing Date
HU0402363A HU228580B1 (en) 2001-11-05 2002-11-05 Highly concentrated formaldehyde solution, production and reaction thereof

Country Status (13)

Country Link
US (1) US7193115B2 (hu)
EP (1) EP1444189B1 (hu)
JP (1) JP4371815B2 (hu)
KR (1) KR20050043742A (hu)
CN (1) CN1625542A (hu)
AT (1) ATE395320T1 (hu)
AU (1) AU2002351846A1 (hu)
BR (1) BR0213904B1 (hu)
DE (1) DE50212277D1 (hu)
ES (1) ES2303557T3 (hu)
HU (1) HU228580B1 (hu)
MY (1) MY142097A (hu)
WO (1) WO2003040075A2 (hu)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10309286A1 (de) * 2003-03-04 2004-09-16 Basf Ag Verfahren zur thermischen Stabilisierung hochkonzentrierter Formaldehydlösungen
DE102004006649A1 (de) * 2004-02-11 2005-09-01 Basf Ag Verfahren zur Herstellung einer hochkonzentrierten Formaldehydlösung
DE102005027702A1 (de) * 2005-06-15 2006-12-21 Basf Ag Verfahren zur Herstellung von Polyoxymethylendimethylethern aus Methanol und Formaldehyd
CN108779222B (zh) * 2016-03-14 2021-03-26 三菱瓦斯化学株式会社 氧亚甲基共聚物的制造方法
DE102016222657A1 (de) 2016-11-17 2018-05-17 OME Technologies GmbH Verfahren zur Herstellung von Polyoxymethylendimethylethern aus Formaldehyd und Methanol in wässrigen Lösungen
US10377689B2 (en) 2016-11-17 2019-08-13 OME Technologies GmbH Process for preparing polyoxymethylene dimethyl ethers from formaldehyde and methanol in aqueous solutions
CN108358768A (zh) * 2018-01-13 2018-08-03 安徽金禾实业股份有限公司 一种超低酸甲醛的生产方法
DE102020118386B4 (de) 2020-07-13 2024-09-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein Verfahren zur Herstellung von Polyoxymethylendimethylethern
CN113457182A (zh) * 2021-06-08 2021-10-01 国家能源集团宁夏煤业有限责任公司 甲醛浓缩装置以及甲醛浓缩的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1190682A (en) 1967-03-23 1970-05-06 Italiane Resine S P A Soc Concentration of Aqueous Formaldehyde Solutions.
DE19925870A1 (de) 1999-06-07 2000-12-14 Basf Ag Verfahren zur Umsetzung einer ein Gemisch enthaltenden Lösung

Also Published As

Publication number Publication date
US7193115B2 (en) 2007-03-20
CN1625542A (zh) 2005-06-08
WO2003040075A2 (de) 2003-05-15
JP4371815B2 (ja) 2009-11-25
BR0213904A (pt) 2004-08-31
BR0213904B1 (pt) 2013-02-05
DE50212277D1 (de) 2008-06-26
EP1444189B1 (de) 2008-05-14
EP1444189A2 (de) 2004-08-11
WO2003040075A3 (de) 2003-08-07
HUP0402363A3 (en) 2005-11-28
JP2005508377A (ja) 2005-03-31
ES2303557T3 (es) 2008-08-16
AU2002351846A1 (en) 2003-05-19
HU228580B1 (en) 2013-04-29
ATE395320T1 (de) 2008-05-15
MY142097A (en) 2010-09-15
US20050040359A1 (en) 2005-02-24
KR20050043742A (ko) 2005-05-11

Similar Documents

Publication Publication Date Title
BR0213802A (pt) Copolìmero útil para a preparação de géis de ácidos
HUP0402363A2 (hu) Nagy koncentrációjú formaldehid-oldat, előállítása és alkalmazása
HUP0300832A2 (hu) Új, lassú hatású bétamimetikumok, eljárás előállításukra és alkalmazásuk és ezeket tartalmazó gyógyszerkészítmények
MXPA03010900A (es) Composicion acondicionadora para el cabello que contiene un polimero de celulosa.
ATE372767T1 (de) Dpp-iv-hemmer
ATE298322T1 (de) Ss&#39;-bis-(alpha, alpha&#39;-disubstituierte-alpha&#39;&#39;- essigsäure)-trithio-carbonate und derivate davon als initiatoren, kettentransfer-verbindung, kettenabbruch-verbindung für kontrollierte radikalische polymerisationen sowie verfahren zu deren herstellung
ATE412719T1 (de) Herstellung von suspension hydrophober oxidpartikel
RS20050380A (en) 3-amino piperidine derivatives and methods of manufacture
HUP0300001A2 (hu) Eljárás multifém-cianid-vegyületek előállítására
MXPA04003199A (es) Composicion que contiene particulas para estilizar el cabello.
SE0004155D0 (sv) Process for manufacture of a dendritic polyether
WO2005002508A3 (en) Macromolecular platinum chelates
BRPI0406100A (pt) álcoois terciários insaturados como ligantes para catalisadores dmc
HUP0301115A2 (hu) Vizes bázisú kötőanyag-készítmény
HUP0200226A2 (hu) Eljárás mikroorganizmusok lekűzdéséhez cukortartalmú, vizes eljárásközegben
WO2002081553A1 (fr) Copolymere contenant du silicium et son procede de production
WO2005080673A3 (en) A process for the treatment of fibre material and new composition
ATE370940T1 (de) Verfahren zur herstellung von (s)- glyceraldehydacetonid
CA2515385A1 (en) Novel polymer and process for producing the same
HRP20000609B1 (en) Process for the synthesis of hiv protease inhibitors
WO2002057198A3 (en) Transparent ceramics and method for producing the same
TW349104B (en) A base resin for use in chemically amplified resist and a manufacturing method thereof the invention relates to a base resin for use in a chemically amplified resist and a manufacturing method thereof, the base resin containing two t-butyl groups
WO2001060822A8 (fr) Derives d&#39;aminoacides et leur utilisation en tant qu&#39;inhibiteurs de la nep, l&#39;ace et l&#39;ece
EP1260527A3 (en) Acrylic acid (salt) polymer, its production process and uses
NO20040150L (no) Fremgangsmate for fremstilling av en ammoniumkarbamatlosning fra en gassblanding som inneholder NH&lt;N&gt;3&lt;/N&gt;, H&lt;N&gt;2&lt;/N&gt;O og CO&lt;N&gt;2&lt;/N&gt;

Legal Events

Date Code Title Description
MM4A Lapse of definitive patent protection due to non-payment of fees