GB1088435A - Process for preparing highly purified formaldehyde - Google Patents
Process for preparing highly purified formaldehydeInfo
- Publication number
- GB1088435A GB1088435A GB2081866A GB2081866A GB1088435A GB 1088435 A GB1088435 A GB 1088435A GB 2081866 A GB2081866 A GB 2081866A GB 2081866 A GB2081866 A GB 2081866A GB 1088435 A GB1088435 A GB 1088435A
- Authority
- GB
- United Kingdom
- Prior art keywords
- polyoxymethylene
- molecular weight
- formaldehyde
- highly purified
- catalyst
- 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
Links
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title abstract 21
- 238000004519 manufacturing process Methods 0.000 title 1
- 229930040373 Paraformaldehyde Natural products 0.000 abstract 12
- -1 Polyoxymethylene Polymers 0.000 abstract 11
- 229920006324 polyoxymethylene Polymers 0.000 abstract 11
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 5
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 abstract 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 abstract 3
- 239000003054 catalyst Substances 0.000 abstract 3
- 238000010438 heat treatment Methods 0.000 abstract 3
- 229930195733 hydrocarbon Natural products 0.000 abstract 3
- 150000002430 hydrocarbons Chemical class 0.000 abstract 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 abstract 3
- 238000006116 polymerization reaction Methods 0.000 abstract 3
- 239000004215 Carbon black (E152) Substances 0.000 abstract 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 abstract 2
- 239000003085 diluting agent Substances 0.000 abstract 2
- 238000001035 drying Methods 0.000 abstract 2
- 229920002866 paraformaldehyde Polymers 0.000 abstract 2
- 229920000642 polymer Polymers 0.000 abstract 2
- 230000000379 polymerizing effect Effects 0.000 abstract 2
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 abstract 2
- 239000002904 solvent Substances 0.000 abstract 2
- WDUAYVHCYGZARQ-NSCUHMNNSA-N 4-[(e)-prop-1-enyl]morpholine Chemical compound C\C=C\N1CCOCC1 WDUAYVHCYGZARQ-NSCUHMNNSA-N 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- 230000021736 acetylation Effects 0.000 abstract 1
- 238000006640 acetylation reaction Methods 0.000 abstract 1
- 150000001408 amides Chemical class 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 150000001413 amino acids Chemical class 0.000 abstract 1
- 238000004458 analytical method Methods 0.000 abstract 1
- SRSXLGNVWSONIS-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 abstract 1
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical class FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 abstract 1
- 150000001735 carboxylic acids Chemical class 0.000 abstract 1
- 239000012975 dibutyltin dilaurate Substances 0.000 abstract 1
- 238000004455 differential thermal analysis Methods 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 150000002170 ethers Chemical class 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910001853 inorganic hydroxide Inorganic materials 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 150000002576 ketones Chemical class 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 150000007522 mineralic acids Chemical class 0.000 abstract 1
- 150000002825 nitriles Chemical class 0.000 abstract 1
- 150000007524 organic acids Chemical class 0.000 abstract 1
- RCIBIGQXGCBBCT-UHFFFAOYSA-N phenyl isocyanide Chemical compound [C-]#[N+]C1=CC=CC=C1 RCIBIGQXGCBBCT-UHFFFAOYSA-N 0.000 abstract 1
- 150000004714 phosphonium salts Chemical class 0.000 abstract 1
- 239000002685 polymerization catalyst Substances 0.000 abstract 1
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
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2738065A JPS5024940B1 (enrdf_load_stackoverflow) | 1965-05-12 | 1965-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1088435A true GB1088435A (en) | 1967-10-25 |
Family
ID=12219426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2081866A Expired GB1088435A (en) | 1965-05-12 | 1966-05-11 | Process for preparing highly purified formaldehyde |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5024940B1 (enrdf_load_stackoverflow) |
| DE (1) | DE1283218B (enrdf_load_stackoverflow) |
| GB (1) | GB1088435A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014191348A1 (de) | 2013-05-29 | 2014-12-04 | Basf Se | Verfahren zur herstellung von polyoxymethylen |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19626749A1 (de) * | 1996-07-03 | 1998-01-08 | Linde Ag | Verfahren zum Herstellen eines Gasgemisches |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT220608B (de) * | 1960-08-18 | 1962-04-10 | Leuna Werke Veb | Verfahren zur Herstellung von wasserfreiem Formaldehyd |
| DE1181191B (de) * | 1963-04-27 | 1964-11-12 | Bayer Ag | Verfahren und Vorrichtung zur kontinuierlichen Herstellung von monomerem Formaldehyd |
-
1965
- 1965-05-12 JP JP2738065A patent/JPS5024940B1/ja active Pending
-
1966
- 1966-05-11 GB GB2081866A patent/GB1088435A/en not_active Expired
- 1966-05-12 DE DE1966A0052463 patent/DE1283218B/de active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014191348A1 (de) | 2013-05-29 | 2014-12-04 | Basf Se | Verfahren zur herstellung von polyoxymethylen |
| US9765172B2 (en) | 2013-05-29 | 2017-09-19 | Basf Se | Process for preparing polyoxymethylene |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1283218B (de) | 1969-02-20 |
| JPS5024940B1 (enrdf_load_stackoverflow) | 1975-08-20 |
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