BE728766A - - Google Patents
Info
- Publication number
- BE728766A BE728766A BE728766DA BE728766A BE 728766 A BE728766 A BE 728766A BE 728766D A BE728766D A BE 728766DA BE 728766 A BE728766 A BE 728766A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- C08G69/42—Polyamides containing atoms other than carbon, hydrogen, oxygen, and nitrogen
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681720790 DE1720790A1 (de) | 1967-08-29 | 1968-02-23 | Copolyamide mit hohem Gehalt an sauren Gruppen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE728766A true BE728766A (de) | 1969-08-01 |
Family
ID=5689860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE728766D BE728766A (de) | 1968-02-23 | 1969-02-21 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE728766A (de) |
| GB (2) | GB1250822A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES462585A1 (es) * | 1976-09-24 | 1978-07-16 | Bauer Ag | Procedimiento para la obtencion de membranas semipermeables. |
-
1969
- 1969-01-23 GB GB1250822D patent/GB1250822A/en not_active Expired
- 1969-01-23 GB GB376771A patent/GB1254100A/en not_active Expired
- 1969-02-21 BE BE728766D patent/BE728766A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1254100A (en) | 1971-11-17 |
| GB1250822A (de) | 1971-10-20 |