BE727741A - - Google Patents
Info
- Publication number
- BE727741A BE727741A BE727741DA BE727741A BE 727741 A BE727741 A BE 727741A BE 727741D A BE727741D A BE 727741DA BE 727741 A BE727741 A BE 727741A
- 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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
- C08G18/3821—Carboxylic acids; Esters thereof with monohydroxyl compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681720346 DE1720346A1 (de) | 1968-01-31 | 1968-01-31 | Verfahren zur Herstellung aromatischer Polyiminoimide |
| US77129268A | 1968-10-28 | 1968-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE727741A true BE727741A (de) | 1969-07-31 |
Family
ID=25754831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE727741D BE727741A (de) | 1968-01-31 | 1969-01-31 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE727741A (de) |
| CH (1) | CH509364A (de) |
| FR (1) | FR2001022A1 (de) |
| GB (1) | GB1259641A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8926525D0 (en) * | 1989-11-23 | 1990-01-10 | Ici Plc | Polymers |
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1969
- 1969-01-29 FR FR6901814A patent/FR2001022A1/fr not_active Withdrawn
- 1969-01-30 CH CH142769A patent/CH509364A/de not_active IP Right Cessation
- 1969-01-31 GB GB1259641D patent/GB1259641A/en not_active Expired
- 1969-01-31 BE BE727741D patent/BE727741A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2001022A1 (de) | 1969-09-19 |
| CH509364A (de) | 1971-06-30 |
| GB1259641A (de) | 1972-01-05 |