BE722514A - - Google Patents
Info
- Publication number
- BE722514A BE722514A BE722514DA BE722514A BE 722514 A BE722514 A BE 722514A BE 722514D A BE722514D A BE 722514DA BE 722514 A BE722514 A BE 722514A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
-
- 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
- C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
- C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
- C08G69/14—Lactams
- C08G69/16—Preparatory processes
- C08G69/18—Anionic polymerisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyamides (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19671720735 DE1720735A1 (de) | 1967-10-20 | 1967-10-20 | Verfahren zur Herstellung von Polyamidverschaeumungsgemischen |
| DEF0053843 | 1967-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE722514A true BE722514A (xx) | 1969-04-01 |
Family
ID=25754850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE722514D BE722514A (xx) | 1967-10-20 | 1968-10-18 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE722514A (xx) |
| CH (1) | CH504496A (xx) |
| DE (1) | DE1720735A1 (xx) |
| FR (1) | FR1595637A (xx) |
| GB (1) | GB1238941A (xx) |
| NL (1) | NL6814879A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2361452C2 (de) * | 1973-12-10 | 1985-03-07 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyamiden mit Integralschaumstruktur |
-
1967
- 1967-10-20 DE DE19671720735 patent/DE1720735A1/de active Pending
-
1968
- 1968-09-13 CH CH1369868A patent/CH504496A/de not_active IP Right Cessation
- 1968-09-17 GB GB1238941D patent/GB1238941A/en not_active Expired
- 1968-10-17 NL NL6814879A patent/NL6814879A/xx unknown
- 1968-10-18 FR FR1595637D patent/FR1595637A/fr not_active Expired
- 1968-10-18 BE BE722514D patent/BE722514A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1720735A1 (de) | 1971-07-15 |
| GB1238941A (xx) | 1971-07-14 |
| NL6814879A (xx) | 1969-04-22 |
| CH504496A (de) | 1971-03-15 |
| FR1595637A (xx) | 1970-06-15 |