BE695454A - - Google Patents
Info
- Publication number
- BE695454A BE695454A BE695454DA BE695454A BE 695454 A BE695454 A BE 695454A BE 695454D A BE695454D A BE 695454DA BE 695454 A BE695454 A BE 695454A
- 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
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1003—Preparatory processes
- C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53442666A | 1966-03-15 | 1966-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE695454A true BE695454A (OSRAM) | 1967-09-14 |
Family
ID=24129971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE695454D BE695454A (OSRAM) | 1966-03-15 | 1967-03-14 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE695454A (OSRAM) |
| CH (1) | CH484967A (OSRAM) |
| DE (1) | DE1745234A1 (OSRAM) |
| FR (1) | FR1516515A (OSRAM) |
| GB (1) | GB1155541A (OSRAM) |
| NL (1) | NL6703822A (OSRAM) |
| SE (1) | SE327553B (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2075999B (en) * | 1980-05-19 | 1985-01-23 | Gen Electric | Improved polyamide acid polymer coating composition and bondable substrate |
| JPS58145419A (ja) * | 1982-02-23 | 1983-08-30 | Toray Ind Inc | 芳香族ポリイミドフイルムの製造方法 |
-
1967
- 1967-03-13 CH CH359567A patent/CH484967A/de not_active IP Right Cessation
- 1967-03-13 GB GB1167567A patent/GB1155541A/en not_active Expired
- 1967-03-14 SE SE353767A patent/SE327553B/xx unknown
- 1967-03-14 NL NL6703822A patent/NL6703822A/xx unknown
- 1967-03-14 BE BE695454D patent/BE695454A/xx unknown
- 1967-03-14 DE DE19671745234 patent/DE1745234A1/de active Pending
- 1967-03-15 FR FR98883A patent/FR1516515A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1516515A (fr) | 1968-03-08 |
| DE1745234A1 (de) | 1971-08-12 |
| SE327553B (OSRAM) | 1970-08-24 |
| CH484967A (de) | 1970-01-31 |
| GB1155541A (en) | 1969-06-18 |
| NL6703822A (OSRAM) | 1967-09-18 |