IT1157378B - Procedimento per produrre poliammidi mediante polimerizzazione di lattami e prodotti cosi' ottenuti - Google Patents
Procedimento per produrre poliammidi mediante polimerizzazione di lattami e prodotti cosi' ottenutiInfo
- Publication number
- IT1157378B IT1157378B IT51513/78A IT5151378A IT1157378B IT 1157378 B IT1157378 B IT 1157378B IT 51513/78 A IT51513/78 A IT 51513/78A IT 5151378 A IT5151378 A IT 5151378A IT 1157378 B IT1157378 B IT 1157378B
- Authority
- IT
- Italy
- Prior art keywords
- polyamids
- lactams
- polymerization
- procedure
- products
- Prior art date
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
- C08G69/02—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
- C08G69/20—Anionic polymerisation characterised by the catalysts used
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyamides (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772746702 DE2746702A1 (de) | 1977-10-18 | 1977-10-18 | Aktivierte anionische polymerisation von lactamen |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7851513A0 IT7851513A0 (it) | 1978-10-16 |
IT1157378B true IT1157378B (it) | 1987-02-11 |
Family
ID=6021657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT51513/78A IT1157378B (it) | 1977-10-18 | 1978-10-16 | Procedimento per produrre poliammidi mediante polimerizzazione di lattami e prodotti cosi' ottenuti |
Country Status (5)
Country | Link |
---|---|
US (1) | US4195163A (it) |
EP (1) | EP0003729B1 (it) |
JP (1) | JPS6056173B2 (it) |
DE (2) | DE2746702A1 (it) |
IT (1) | IT1157378B (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3425318A1 (de) * | 1984-07-10 | 1986-01-16 | Bayer Ag, 5090 Leverkusen | Verzweigte, thermoplastisch verarbeitbare, schlagzaehe polyamide |
DE19603303C2 (de) * | 1996-01-25 | 1999-07-22 | Inventa Ag | Kontinuierliches Verfahren zur aktivierten anionischen Lactampolymerisation |
DE19603302C2 (de) * | 1996-01-25 | 1999-09-02 | Inventa Ag | Verfahren zur aktivierten anionischen Lactampolymerisation |
DE19602683C1 (de) * | 1996-01-25 | 1997-09-18 | Inventa Ag | Flüssigsystem zur Durchführung der anionischen Lactampolymerisation |
DE102008000352A1 (de) * | 2008-02-20 | 2009-08-27 | Rhein Chemie Rheinau Gmbh | Gusspolyamid-Herstellung unter Verwendung spezieller Aktivatoren |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3036046A (en) * | 1958-04-04 | 1962-05-22 | Gen Aniline & Film Corp | Polymerization of pyrrolidone and piperidone employing n, n-disubstituted urethanes as chain initiators |
US3417097A (en) * | 1966-03-29 | 1968-12-17 | Allied Chem | Rotational molding of large hollow objects |
DE1595638A1 (de) * | 1966-06-07 | 1970-04-30 | Bayer Ag | Verfahren zur Herstellung von Hohlkoerpern aus Polyamiden |
DE1745238A1 (de) * | 1967-03-25 | 1971-08-12 | Plate Gmbh Chem Fab Dr | Polyamid bildende,lagerfaehige Gemische aus Lactamen und Katalysatoren |
US3621001A (en) * | 1967-07-06 | 1971-11-16 | Basf Ag | Accelerating anionic polymerization of lactams |
DE2009179C3 (de) * | 1970-02-27 | 1974-07-11 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Allophanatpoly isocy anaten |
US3671499A (en) * | 1970-07-09 | 1972-06-20 | Union Carbide Corp | Lactam polymerization with allophanoyl halide initiators |
US3879354A (en) * | 1973-06-26 | 1975-04-22 | Union Carbide Corp | Polylactam powders by anionic polymerization |
DE2637010A1 (de) * | 1976-08-17 | 1978-02-23 | Bayer Ag | Aktivierte anionische polymerisation |
-
1977
- 1977-10-18 DE DE19772746702 patent/DE2746702A1/de not_active Withdrawn
-
1978
- 1978-10-06 EP EP78101080A patent/EP0003729B1/de not_active Expired
- 1978-10-06 DE DE7878101080T patent/DE2860864D1/de not_active Expired
- 1978-10-16 IT IT51513/78A patent/IT1157378B/it active
- 1978-10-16 JP JP53126311A patent/JPS6056173B2/ja not_active Expired
- 1978-10-16 US US05/951,712 patent/US4195163A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2860864D1 (en) | 1981-10-29 |
JPS5465796A (en) | 1979-05-26 |
DE2746702A1 (de) | 1979-04-26 |
EP0003729A1 (de) | 1979-09-05 |
US4195163A (en) | 1980-03-25 |
JPS6056173B2 (ja) | 1985-12-09 |
IT7851513A0 (it) | 1978-10-16 |
EP0003729B1 (de) | 1981-07-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19941012 |