JPS5133091B1 - - Google Patents
Info
- Publication number
- JPS5133091B1 JPS5133091B1 JP1765671A JP1765671A JPS5133091B1 JP S5133091 B1 JPS5133091 B1 JP S5133091B1 JP 1765671 A JP1765671 A JP 1765671A JP 1765671 A JP1765671 A JP 1765671A JP S5133091 B1 JPS5133091 B1 JP S5133091B1
- Authority
- JP
- Japan
- 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.)
- Pending
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3977970A | 1970-05-22 | 1970-05-22 | |
| US10373471A | 1971-01-04 | 1971-01-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5133091B1 true JPS5133091B1 (ja) | 1976-09-17 |
Family
ID=26716446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1765671A Pending JPS5133091B1 (ja) | 1970-05-22 | 1971-03-27 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5133091B1 (ja) |
| CA (1) | CA998060A (ja) |
| DE (1) | DE2124498C3 (ja) |
| FR (1) | FR2091813A5 (ja) |
| GB (1) | GB1331541A (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2397396A1 (fr) | 1977-07-12 | 1979-02-09 | Ugine Kuhlmann | Procede de recuperation du toluene diisocyanate a partir des residus de fabrication |
| FR2625742B1 (fr) * | 1988-01-13 | 1990-06-22 | Rhone Poulenc Chimie | Procede de separation du toluene diisocyanate contenu dans les residus de sa fabrication |
| BR9005679A (pt) * | 1989-03-03 | 1991-08-06 | Lubrizol Corp | Processo para separar e recuperar monomeros de isocianato de concentrados de isocianato |
| DE10260093A1 (de) * | 2002-12-19 | 2004-07-01 | Basf Ag | Verfahren zur Abtrennung von Isocyanaten aus einem Reaktionsgemisch |
| EP3571185A1 (de) * | 2017-01-18 | 2019-11-27 | Covestro Deutschland AG | Verfahren zur rückgewinnung von diisocyanaten aus destillationsrückständen |
-
1971
- 1971-03-26 CA CA108,889A patent/CA998060A/en not_active Expired
- 1971-03-27 JP JP1765671A patent/JPS5133091B1/ja active Pending
- 1971-05-13 GB GB1475971A patent/GB1331541A/en not_active Expired
- 1971-05-18 DE DE19712124498 patent/DE2124498C3/de not_active Expired
- 1971-05-19 FR FR7118229A patent/FR2091813A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA998060A (en) | 1976-10-05 |
| DE2124498C3 (de) | 1979-12-20 |
| DE2124498B2 (ja) | 1974-03-14 |
| DE2124498A1 (ja) | 1972-08-03 |
| FR2091813A5 (ja) | 1972-01-14 |
| GB1331541A (en) | 1973-09-26 |