GB1379444A - Continuous production of methylal - Google Patents
Continuous production of methylalInfo
- Publication number
- GB1379444A GB1379444A GB1008772A GB1008772A GB1379444A GB 1379444 A GB1379444 A GB 1379444A GB 1008772 A GB1008772 A GB 1008772A GB 1008772 A GB1008772 A GB 1008772A GB 1379444 A GB1379444 A GB 1379444A
- Authority
- GB
- United Kingdom
- Prior art keywords
- methylal
- methylol
- continuous production
- formaldehyde
- march
- 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
- 238000010924 continuous production Methods 0.000 title 1
- NKDDWNXOKDWJAK-UHFFFAOYSA-N dimethoxymethane Chemical compound COCOC NKDDWNXOKDWJAK-UHFFFAOYSA-N 0.000 title 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical class OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 12
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- 239000002841 Lewis acid Substances 0.000 abstract 1
- 150000007517 lewis acids Chemical class 0.000 abstract 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/30—Compounds having groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Looms (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT184771A AT305231B (de) | 1971-03-04 | 1971-03-04 | Kontinuierliches Verfahren zur Herstellung von Methylal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1379444A true GB1379444A (en) | 1975-01-02 |
Family
ID=3522300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1008772A Expired GB1379444A (en) | 1971-03-04 | 1972-03-03 | Continuous production of methylal |
Country Status (13)
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0570719A1 (en) * | 1992-04-24 | 1993-11-24 | Showa Denko Kabushiki Kaisha | Process for producing acetaldehyde dimethylacetal |
| RU2150462C1 (ru) * | 1998-08-03 | 2000-06-10 | ЗАО Стерлитамакский нефтехимический завод | Способ получения метилаля |
| RU2261857C1 (ru) * | 2004-05-12 | 2005-10-10 | Государственное образовательное учреждение высшего профессионального образования Нижегородский государственный технический университет (НГТУ) | Способ получения метилаля |
| CN105461523A (zh) * | 2014-08-07 | 2016-04-06 | 上海谷羽化工科技有限公司 | 一种乙缩醛的制备方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000029365A2 (en) * | 1998-11-12 | 2000-05-25 | Bp Amoco Corporation | Preparation of polyoxymethylene dimethyl ethers by acid-activated catalytic conversion of methanol with formaldehyde |
-
1971
- 1971-03-04 AT AT184771A patent/AT305231B/de not_active IP Right Cessation
-
1972
- 1972-02-03 DE DE19722205070 patent/DE2205070A1/de active Pending
- 1972-02-17 NL NL7202101A patent/NL7202101A/xx unknown
- 1972-02-18 ES ES399924A patent/ES399924A1/es not_active Expired
- 1972-02-21 CH CH246672A patent/CH568256A5/xx not_active IP Right Cessation
- 1972-02-29 SE SE7202519A patent/SE390300B/xx unknown
- 1972-03-01 FR FR727207029A patent/FR2128460B1/fr not_active Expired
- 1972-03-03 IT IT21356/72A patent/IT949841B/it active
- 1972-03-03 GB GB1008772A patent/GB1379444A/en not_active Expired
- 1972-03-03 BE BE780200A patent/BE780200A/xx unknown
- 1972-03-03 NO NO688/72A patent/NO135139C/no unknown
- 1972-03-03 ZA ZA721439A patent/ZA721439B/xx unknown
- 1972-03-03 CA CA136169A patent/CA918180A/en not_active Expired
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0570719A1 (en) * | 1992-04-24 | 1993-11-24 | Showa Denko Kabushiki Kaisha | Process for producing acetaldehyde dimethylacetal |
| US5362918A (en) * | 1992-04-24 | 1994-11-08 | Showa Denko K.K. | Process for producing acetaldehyde dimethylacetal |
| EP0786444A1 (en) * | 1992-04-24 | 1997-07-30 | Showa Denko Kabushiki Kaisha | Process for producing acetaldehyde dimethylacetal |
| RU2150462C1 (ru) * | 1998-08-03 | 2000-06-10 | ЗАО Стерлитамакский нефтехимический завод | Способ получения метилаля |
| RU2261857C1 (ru) * | 2004-05-12 | 2005-10-10 | Государственное образовательное учреждение высшего профессионального образования Нижегородский государственный технический университет (НГТУ) | Способ получения метилаля |
| CN105461523A (zh) * | 2014-08-07 | 2016-04-06 | 上海谷羽化工科技有限公司 | 一种乙缩醛的制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| NO135139B (enrdf_load_stackoverflow) | 1976-11-08 |
| NO135139C (enrdf_load_stackoverflow) | 1977-02-16 |
| ES399924A1 (es) | 1975-04-01 |
| FR2128460B1 (enrdf_load_stackoverflow) | 1974-06-28 |
| IT949841B (it) | 1973-06-11 |
| FR2128460A1 (enrdf_load_stackoverflow) | 1972-10-20 |
| DE2205070A1 (enrdf_load_stackoverflow) | 1972-10-26 |
| SE390300B (sv) | 1976-12-13 |
| ZA721439B (en) | 1973-01-31 |
| AT305231B (de) | 1973-02-12 |
| NL7202101A (enrdf_load_stackoverflow) | 1972-09-06 |
| CA918180A (en) | 1973-01-02 |
| BE780200A (fr) | 1972-07-03 |
| CH568256A5 (enrdf_load_stackoverflow) | 1975-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |