BE795732A - Procede de purification du terephtalonitrile - Google Patents
Procede de purification du terephtalonitrileInfo
- Publication number
- BE795732A BE795732A BE795732DA BE795732A BE 795732 A BE795732 A BE 795732A BE 795732D A BE795732D A BE 795732DA BE 795732 A BE795732 A BE 795732A
- Authority
- BE
- Belgium
- Prior art keywords
- terephthalonitrile
- purification process
- purification
- terephthalonitrile purification
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22816072A | 1972-02-22 | 1972-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE795732A true BE795732A (fr) | 1973-08-21 |
Family
ID=22856069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE795732D BE795732A (fr) | 1972-02-22 | Procede de purification du terephtalonitrile |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3770800A (it) |
| JP (1) | JPS4896558A (it) |
| BE (1) | BE795732A (it) |
| CA (1) | CA971578A (it) |
| DE (1) | DE2308816A1 (it) |
| FR (1) | FR2276293B1 (it) |
| GB (1) | GB1364034A (it) |
| IT (1) | IT978978B (it) |
| NL (1) | NL7302399A (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3862202A (en) * | 1973-07-16 | 1975-01-21 | Sun Research Development | Terephthalonitrile process |
| CN109651196B (zh) * | 2018-12-27 | 2021-06-29 | 江阴苏利化学股份有限公司 | 一种百菌清塔式连续凝华收料的工艺 |
-
0
- BE BE795732D patent/BE795732A/xx unknown
-
1972
- 1972-02-22 US US00228160A patent/US3770800A/en not_active Expired - Lifetime
- 1972-11-22 CA CA157,178A patent/CA971578A/en not_active Expired
-
1973
- 1973-02-08 GB GB622073A patent/GB1364034A/en not_active Expired
- 1973-02-09 IT IT20237/73A patent/IT978978B/it active
- 1973-02-13 JP JP48017135A patent/JPS4896558A/ja active Pending
- 1973-02-16 FR FR7305488A patent/FR2276293B1/fr not_active Expired
- 1973-02-21 NL NL7302399A patent/NL7302399A/xx unknown
- 1973-02-22 DE DE19732308816 patent/DE2308816A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA971578A (en) | 1975-07-22 |
| US3770800A (en) | 1973-11-06 |
| FR2276293A1 (fr) | 1976-01-23 |
| FR2276293B1 (fr) | 1977-04-22 |
| DE2308816A1 (de) | 1973-09-06 |
| GB1364034A (en) | 1974-08-21 |
| IT978978B (it) | 1974-09-20 |
| NL7302399A (it) | 1973-08-24 |
| JPS4896558A (it) | 1973-12-10 |
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