NL39070C - - Google Patents
Info
- Publication number
- NL39070C NL39070C NL71461A NL71461A NL39070C NL 39070 C NL39070 C NL 39070C NL 71461 A NL71461 A NL 71461A NL 71461 A NL71461 A NL 71461A NL 39070 C NL39070 C NL 39070C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/42—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis
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 |
|---|---|---|---|
| DESCH98619D DE591269C (en) | 1932-08-16 | 1932-08-16 | Process for the preparation of cyclic ª ‡ -Cyanketimides and cyclic ª ‡ -Cyanketones |
| DESCH102689D DE620904C (en) | 1932-08-16 | 1933-11-19 | Process for the preparation of cyclic ª ‡ -Cyanketimides and cyclic ª ‡ -Cyanketones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL39070C true NL39070C (en) | 1936-09-15 |
Family
ID=25932790
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL66043A NL35493C (en) | 1932-08-16 | 1933-07-18 | |
| NL71461A NL39070C (en) | 1932-08-16 | 1934-11-19 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL66043A NL35493C (en) | 1932-08-16 | 1933-07-18 |
Country Status (4)
| Country | Link |
|---|---|
| DE (2) | DE591269C (en) |
| FR (2) | FR759436A (en) |
| GB (2) | GB415259A (en) |
| NL (2) | NL35493C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4321692A1 (en) * | 1993-06-30 | 1995-01-12 | Basf Ag | Process for the preparation of cyclic ketones |
| US11028045B2 (en) | 2016-05-02 | 2021-06-08 | Inv Nylon Chemicals Americas, Llc | Process for reducing CPI in a dinitrile stream |
| CN115650880B (en) * | 2022-11-03 | 2024-08-20 | 万华化学（宁波）有限公司 | Recovery processing method of MDI with expiration date, and method and product for preparing carbodiimide modified isocyanate from MDI |
-
1932
- 1932-08-16 DE DESCH98619D patent/DE591269C/en not_active Expired
-
1933
- 1933-07-18 NL NL66043A patent/NL35493C/xx active
- 1933-08-04 GB GB21991/33A patent/GB415259A/en not_active Expired
- 1933-08-10 FR FR759436D patent/FR759436A/en not_active Expired
- 1933-11-19 DE DESCH102689D patent/DE620904C/en not_active Expired
-
1934
- 1934-11-19 FR FR46401D patent/FR46401E/en not_active Expired
- 1934-11-19 GB GB33271/34A patent/GB438291A/en not_active Expired
- 1934-11-19 NL NL71461A patent/NL39070C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| DE620904C (en) | 1935-10-30 |
| GB415259A (en) | 1934-08-23 |
| DE591269C (en) | 1934-01-19 |
| FR759436A (en) | 1934-02-01 |
| FR46401E (en) | 1936-06-03 |
| NL35493C (en) | 1935-05-15 |
| GB438291A (en) | 1935-11-14 |