BE817441A - Procede de preparation du formaldehyde - Google Patents
Procede de preparation du formaldehydeInfo
- Publication number
- BE817441A BE817441A BE146379A BE146379A BE817441A BE 817441 A BE817441 A BE 817441A BE 146379 A BE146379 A BE 146379A BE 146379 A BE146379 A BE 146379A BE 817441 A BE817441 A BE 817441A
- Authority
- BE
- Belgium
- Prior art keywords
- preparation process
- formaldehyde preparation
- formaldehyde
- preparation
- Prior art date
Links
Classifications
-
- 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
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation 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
- C07C45/38—Preparation 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)
- Phenolic Resins Or Amino Resins (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732334981 DE2334981C3 (de) | 1973-07-10 | Verfahren zur Herstellung von Formaldehyd |
Publications (1)
Publication Number | Publication Date |
---|---|
BE817441A true BE817441A (fr) | 1975-01-09 |
Family
ID=5886436
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE146379A BE817441A (fr) | 1973-07-10 | 1974-07-09 | Procede de preparation du formaldehyde |
Country Status (9)
Country | Link |
---|---|
US (1) | US4209466A (fr) |
JP (1) | JPS5037709A (fr) |
AT (1) | AT335412B (fr) |
BE (1) | BE817441A (fr) |
FR (1) | FR2236827B1 (fr) |
GB (1) | GB1466444A (fr) |
IT (1) | IT1015747B (fr) |
NL (1) | NL7409019A (fr) |
ZA (1) | ZA744386B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2223502B (en) * | 1988-10-06 | 1991-07-31 | Bip Chemicals Ltd | Plant for the production of alkylated resins |
DE4315799A1 (de) * | 1993-05-12 | 1994-11-17 | Basf Ag | Verfahren zur Herstellung von Formyldehyd durch oxidative Dehydrierung von Methanol in Gegenwart von Distickstoffoxid |
US5635583A (en) * | 1995-06-06 | 1997-06-03 | Borden Chemical, Inc. | Catalytic composition and method for curing urea-formaldehyde resin |
CN102351670B (zh) * | 2011-07-28 | 2013-11-06 | 福建省永安林业(集团)股份有限公司 | 脲醛胶馏出水参与吸收式应用于甲醛生产的方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA539300A (fr) * | 1957-04-09 | V. Moses Douglas | Oxydation catalytique de matiere de rebut d'usine | |
US2614072A (en) * | 1947-12-19 | 1952-10-14 | Standard Oil Dev Co | Separation of mixtures containing alcohols, aldehydes, and ketones |
US2545889A (en) * | 1948-11-19 | 1951-03-20 | Celanese Corp | Recovery of oxygenated compounds |
AT218492B (de) | 1960-06-21 | 1961-12-11 | Leuna Werke Veb | Verfahren zur Reinigung der Reaktionsluft bei der Herstellung von Formaldehyd durch katalytische Umsetzung von Methanol in Gegenwart von Silberkatalysatoren |
DE1259850B (de) * | 1964-11-05 | 1968-02-01 | Jan Sellin | Reaktionsapparat mit Fuellkoerpern |
AT399670B (de) * | 1992-11-04 | 1995-06-26 | Lindner Ges M B H Maschf | Vorrichtung zum zerkleinern von abfällen |
-
1974
- 1974-07-03 NL NL7409019A patent/NL7409019A/xx not_active Application Discontinuation
- 1974-07-05 FR FR7423475A patent/FR2236827B1/fr not_active Expired
- 1974-07-08 IT IT24913/74A patent/IT1015747B/it active
- 1974-07-08 US US05/486,676 patent/US4209466A/en not_active Expired - Lifetime
- 1974-07-09 ZA ZA00744386A patent/ZA744386B/xx unknown
- 1974-07-09 GB GB3029374A patent/GB1466444A/en not_active Expired
- 1974-07-09 BE BE146379A patent/BE817441A/fr not_active IP Right Cessation
- 1974-07-09 AT AT566774A patent/AT335412B/de not_active IP Right Cessation
- 1974-07-10 JP JP49078362A patent/JPS5037709A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2236827A1 (fr) | 1975-02-07 |
JPS5037709A (fr) | 1975-04-08 |
GB1466444A (en) | 1977-03-09 |
ATA566774A (de) | 1976-07-15 |
ZA744386B (en) | 1975-08-27 |
NL7409019A (nl) | 1975-01-14 |
IT1015747B (it) | 1977-05-20 |
DE2334981A1 (de) | 1975-01-30 |
DE2334981B2 (de) | 1975-12-11 |
AT335412B (de) | 1977-03-10 |
FR2236827B1 (fr) | 1983-07-18 |
US4209466A (en) | 1980-06-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE814544A (fr) | Procede de preparation du formaldehyde | |
BE811072A (fr) | Procede de preparation de spath-fluor synthetique | |
BE812537A (fr) | Procede de preparation de paraxylene | |
BE815868A (fr) | Procede de preparation de dihydro-3 | |
BE821760A (fr) | Procede de preparation de derives 7-amino-delta3-cephem | |
BE814930A (fr) | Procede de preparation de formaldehyde | |
BE823739A (fr) | Procede de production du p-tolualdehyde | |
BE817266A (fr) | Procede de preparation de cephalexine | |
FR2291194A1 (fr) | Procede de preparation de nicotinitrile | |
BE822646A (fr) | Procede de preparation de poly-n-alkyliminoalanes | |
BE823317A (fr) | Procede de preparation de beta-chloroethyl-methyl-dichlorosilane | |
BE813908A (fr) | Procede de preparation de la 5-chloro-2-toluidine | |
BE810435A (fr) | Procede de preparation de senarmontite | |
BE821895A (fr) | Procede de preparation de 4-amino-diphenylamine | |
BE820257A (fr) | Procede | |
BE833029A (fr) | Procede de preparation du formaldehyde | |
BE880265Q (fr) | Procede de preparation du cyclopropane-carbonitrile | |
BE820475A (fr) | Procede de preparation de 6-demethyl-6-desoxy-6-methylene-tetracyclines | |
BE817441A (fr) | Procede de preparation du formaldehyde | |
BE816033A (fr) | Procede de preparation de 2-vinyl-oxazolines | |
BE811073A (fr) | Procede de preparation de diaminodiarylmethanes | |
BE820476A (fr) | Procede de preparation de alpha-6-desoxytetracyclines | |
BE813672A (fr) | Procede de preparation de trimethylbenzoquinone | |
BE820547A (fr) | Procede de preparation du dichloro-1 | |
BE822218A (fr) | Procede de preparation de 2 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: BASF A.G. Effective date: 19850731 |