BE711683A - - Google Patents
Info
- Publication number
- BE711683A BE711683A BE711683DA BE711683A BE 711683 A BE711683 A BE 711683A BE 711683D A BE711683D A BE 711683DA BE 711683 A BE711683 A BE 711683A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
- C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Paints Or Removers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEC0041689 | 1967-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE711683A true BE711683A (https=) | 1968-09-05 |
Family
ID=7024660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE711683D BE711683A (https=) | 1967-03-06 | 1968-03-05 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE711683A (https=) |
| CH (1) | CH492743A (https=) |
| DE (1) | DE1720368A1 (https=) |
| FR (1) | FR1564007A (https=) |
| GB (1) | GB1174523A (https=) |
| NL (1) | NL6802627A (https=) |
-
1967
- 1967-03-06 DE DE19671720368 patent/DE1720368A1/de active Pending
-
1968
- 1968-02-23 NL NL6802627A patent/NL6802627A/xx unknown
- 1968-03-05 CH CH321468A patent/CH492743A/de not_active IP Right Cessation
- 1968-03-05 GB GB00656/68A patent/GB1174523A/en not_active Expired
- 1968-03-05 BE BE711683D patent/BE711683A/xx unknown
- 1968-03-06 FR FR1564007D patent/FR1564007A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1174523A (en) | 1969-12-17 |
| DE1720368A1 (de) | 1971-07-08 |
| NL6802627A (https=) | 1968-09-09 |
| CH492743A (de) | 1970-06-30 |
| FR1564007A (https=) | 1969-04-18 |