FR1416202A - épuration de pyrrolidone-2 - Google Patents
épuration de pyrrolidone-2Info
- Publication number
- FR1416202A FR1416202A FR996803A FR996803A FR1416202A FR 1416202 A FR1416202 A FR 1416202A FR 996803 A FR996803 A FR 996803A FR 996803 A FR996803 A FR 996803A FR 1416202 A FR1416202 A FR 1416202A
- Authority
- FR
- France
- Prior art keywords
- pyrrolidone
- purification
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/16—Separation or purification
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
- C08G69/24—Pyrrolidones or piperidones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR996803A FR1416202A (fr) | 1963-11-30 | 1964-11-30 | épuration de pyrrolidone-2 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEB74478A DE1295556B (de) | 1963-11-30 | 1963-11-30 | Verfahren zur Reinigung von Pyrrolidon-(2) |
FR996803A FR1416202A (fr) | 1963-11-30 | 1964-11-30 | épuration de pyrrolidone-2 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1416202A true FR1416202A (fr) | 1965-10-29 |
Family
ID=25966882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR996803A Expired FR1416202A (fr) | 1963-11-30 | 1964-11-30 | épuration de pyrrolidone-2 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1416202A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2169209A1 (fr) * | 1972-01-24 | 1973-09-07 | Polymer Corp | |
FR2185623A1 (fr) * | 1972-05-19 | 1974-01-04 | Bayer Ag |
-
1964
- 1964-11-30 FR FR996803A patent/FR1416202A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2169209A1 (fr) * | 1972-01-24 | 1973-09-07 | Polymer Corp | |
FR2185623A1 (fr) * | 1972-05-19 | 1974-01-04 | Bayer Ag |
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