FR1495259A - - Google Patents
Info
- Publication number
- FR1495259A FR1495259A FR1495259DA FR1495259A FR 1495259 A FR1495259 A FR 1495259A FR 1495259D A FR1495259D A FR 1495259DA FR 1495259 A FR1495259 A FR 1495259A
- Authority
- FR
- France
- 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
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/18—Separation; Purification; Stabilisation; Use of additives
- C07C263/20—Separation; Purification
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 |
---|---|---|---|
GB4120165A GB1083910A (en) | 1965-09-28 | 1965-09-28 | Distillation of organic polyisocyanates |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1495259A true FR1495259A (hu) | 1967-12-18 |
Family
ID=10418585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1495259D Expired FR1495259A (hu) | 1965-09-28 |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR1495259A (hu) |
GB (1) | GB1083910A (hu) |
NL (1) | NL6613340A (hu) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE297385T1 (de) | 2000-08-10 | 2005-06-15 | Bayer Cropscience Ag | Verfahren zur reinigung von 2-chlor-5- chlormethylthiazol |
DE10245584A1 (de) * | 2002-09-27 | 2004-04-08 | Basf Ag | Aufarbeitung von Reaktionsausträgen aus Phosgenierreaktoren |
DE602005026107D1 (de) | 2004-03-22 | 2011-03-10 | Sumitomo Chemical Co | Verfahren zur aufreinigung von 2-chlor-5-chlormethyl-1,3-thiazol |
US20210284603A1 (en) * | 2017-01-18 | 2021-09-16 | Covestro Deutschland Ag | Method for extracting diisocyanates from distillation residues |
EP3597632A1 (de) * | 2018-07-18 | 2020-01-22 | Covestro Deutschland AG | Verfahren zur rückgewinnung von diisocyanaten aus destillationsrückständen |
-
0
- FR FR1495259D patent/FR1495259A/fr not_active Expired
-
1965
- 1965-09-28 GB GB4120165A patent/GB1083910A/en not_active Expired
-
1966
- 1966-09-21 NL NL6613340A patent/NL6613340A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL6613340A (hu) | 1967-03-29 |
GB1083910A (en) | 1967-09-20 |