GB1212751A - Aqueous formaldehyde solutions - Google Patents

Aqueous formaldehyde solutions

Info

Publication number
GB1212751A
GB1212751A GB1930068A GB1930068A GB1212751A GB 1212751 A GB1212751 A GB 1212751A GB 1930068 A GB1930068 A GB 1930068A GB 1930068 A GB1930068 A GB 1930068A GB 1212751 A GB1212751 A GB 1212751A
Authority
GB
United Kingdom
Prior art keywords
vapour
mixture
water
methanol
formaldehyde solutions
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1930068A
Other languages
English (en)
Inventor
Hermann Wolz
Hans-Walther Brandt
Raimund Wambach
Hans-Joachim Himmen
Jean-Philippe Darnand
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of GB1212751A publication Critical patent/GB1212751A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07C45/27Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/37Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
    • C07C45/38Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB1930068A 1967-04-29 1968-04-24 Aqueous formaldehyde solutions Expired GB1212751A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0052288 1967-04-29

Publications (1)

Publication Number Publication Date
GB1212751A true GB1212751A (en) 1970-11-18

Family

ID=7105341

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1930068A Expired GB1212751A (en) 1967-04-29 1968-04-24 Aqueous formaldehyde solutions

Country Status (4)

Country Link
BE (1) BE714400A (https=)
DE (1) DE1618413A1 (https=)
FR (1) FR1569137A (https=)
GB (1) GB1212751A (https=)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0068840A1 (en) * 1981-06-29 1983-01-05 Monsanto Company Manufacture of aqueous formaldehyde
EP0079322A1 (en) * 1981-10-08 1983-05-18 Monsanto Company Manufacture of aqueous formaldehyde
RU2329248C1 (ru) * 2007-02-12 2008-07-20 Виталий Владимирович Калужников Способ непрерывного получения формалина и карбамидоформальдегидного концентрата
CN101550073B (zh) * 2009-05-12 2013-03-13 范轩羽 一种脱醇高浓度甲醛生产设备及生产工艺
CN107445809A (zh) * 2017-09-25 2017-12-08 江苏道尔顿石化科技有限公司 一种生产浓甲醛的装置和方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4990685A (en) * 1988-07-19 1991-02-05 Bayer Aktiengesellschaft Process for the preparation of aqueous formaldehyde solutions
DE102010040921A1 (de) 2010-09-16 2012-03-22 Basf Se Verfahren zur Herstellung von Acrylsäure aus Methanol und Essigsäure
DE102010040923A1 (de) 2010-09-16 2012-03-22 Basf Se Verfahren zur Herstellung von Acrylsäure aus Ethanol und Formaldehyd
WO2026022238A1 (en) * 2024-07-24 2026-01-29 Basf Se A process for producing formaldehyde

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0068840A1 (en) * 1981-06-29 1983-01-05 Monsanto Company Manufacture of aqueous formaldehyde
EP0079322A1 (en) * 1981-10-08 1983-05-18 Monsanto Company Manufacture of aqueous formaldehyde
RU2329248C1 (ru) * 2007-02-12 2008-07-20 Виталий Владимирович Калужников Способ непрерывного получения формалина и карбамидоформальдегидного концентрата
CN101550073B (zh) * 2009-05-12 2013-03-13 范轩羽 一种脱醇高浓度甲醛生产设备及生产工艺
CN107445809A (zh) * 2017-09-25 2017-12-08 江苏道尔顿石化科技有限公司 一种生产浓甲醛的装置和方法
CN107445809B (zh) * 2017-09-25 2023-05-12 江苏道尔顿石化科技有限公司 一种生产浓甲醛的装置和方法

Also Published As

Publication number Publication date
FR1569137A (https=) 1969-05-30
BE714400A (https=) 1968-09-16
DE1618413A1 (de) 1970-10-29

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees