GB1375796A - - Google Patents
Info
- Publication number
- GB1375796A GB1375796A GB868472A GB868472A GB1375796A GB 1375796 A GB1375796 A GB 1375796A GB 868472 A GB868472 A GB 868472A GB 868472 A GB868472 A GB 868472A GB 1375796 A GB1375796 A GB 1375796A
- Authority
- GB
- United Kingdom
- Prior art keywords
- vessels
- laurolactam
- syphon tube
- melts
- feb
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 abstract 3
- 239000000155 melt Substances 0.000 abstract 3
- 239000012190 activator Substances 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 229920000299 Nylon 12 Polymers 0.000 abstract 1
- 238000010539 anionic addition polymerization reaction Methods 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 238000006116 polymerization reaction Methods 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7485—Systems, i.e. flow charts or diagrams; Plants with consecutive mixers, e.g. with premixing some of the components
- B29B7/749—Systems, i.e. flow charts or diagrams; Plants with consecutive mixers, e.g. with premixing some of the components with stirring means for the individual components before they are mixed together
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polyamides (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2108759A DE2108759C3 (de) | 1971-02-24 | 1971-02-24 | Verfahren zur kontinuierlichen Herstellung von Formkörpern durch die aktivierte anionische Polymerisation von Laurinlactam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1375796A true GB1375796A (https=) | 1974-11-27 |
Family
ID=5799682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB868472A Expired GB1375796A (https=) | 1971-02-24 | 1972-02-24 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3793255A (https=) |
| JP (1) | JPS5644094B1 (https=) |
| AT (1) | AT323423B (https=) |
| BE (1) | BE772390A (https=) |
| CH (1) | CH566357A5 (https=) |
| DE (1) | DE2108759C3 (https=) |
| DK (1) | DK135848C (https=) |
| ES (1) | ES400072A1 (https=) |
| FR (1) | FR2126168B1 (https=) |
| GB (1) | GB1375796A (https=) |
| NL (1) | NL7201890A (https=) |
| SE (1) | SE390310B (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2507549A1 (de) * | 1974-05-21 | 1975-12-04 | Bhnf Ag | Poly-laurinlactam, verfahren zur herstellung hoeherer poly-lactame und deren verwendung |
| US4233433A (en) | 1977-06-29 | 1980-11-11 | Harwe Ag | Process for producing molded articles from polylauryllactam activated anionic polymerization |
| US4393193A (en) | 1977-06-29 | 1983-07-12 | Harwe Ag | Process for producing molded articles from polylactams by activated anionic polymerization of medium lactams |
| US4404360A (en) | 1981-11-02 | 1983-09-13 | Harwe Ag | Homogeneous molded article produced from polylactam by activated anionic polymerization of medium lactams |
| GB0200313D0 (en) * | 2002-01-08 | 2002-02-20 | Mining & Chemical Products Ltd | Moulded plastics articles |
| CN121064471A (zh) * | 2024-06-05 | 2025-12-05 | 巴斯夫欧洲公司 | 一种反应组合料及其制备 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6717621A (https=) * | 1967-12-22 | 1969-06-24 | ||
| CH479654A (de) * | 1968-03-02 | 1969-10-15 | Basf Ag | Verfahren und Vorrichtung zum Herstellen von Polyamidformkörpern |
| DE1924767A1 (de) * | 1968-05-17 | 1969-11-27 | Polymer Corp | Verfahren zur Herstellung eines geformten Polylactamgegenstandes |
-
1971
- 1971-02-24 DE DE2108759A patent/DE2108759C3/de not_active Expired
- 1971-08-18 SE SE7110506A patent/SE390310B/xx unknown
- 1971-08-23 AT AT733471A patent/AT323423B/de not_active IP Right Cessation
- 1971-08-24 DK DK413071A patent/DK135848C/da active
- 1971-09-07 CH CH1307271A patent/CH566357A5/xx not_active IP Right Cessation
- 1971-09-09 BE BE772390A patent/BE772390A/xx unknown
- 1971-10-13 FR FR7136753A patent/FR2126168B1/fr not_active Expired
-
1972
- 1972-02-14 NL NL7201890A patent/NL7201890A/xx not_active Application Discontinuation
- 1972-02-14 US US00225997A patent/US3793255A/en not_active Expired - Lifetime
- 1972-02-23 ES ES400072A patent/ES400072A1/es not_active Expired
- 1972-02-23 JP JP1814672A patent/JPS5644094B1/ja active Pending
- 1972-02-24 GB GB868472A patent/GB1375796A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE390310B (sv) | 1976-12-13 |
| BE772390A (fr) | 1972-01-17 |
| AT323423B (de) | 1975-07-10 |
| FR2126168A1 (https=) | 1972-10-06 |
| DE2108759C3 (de) | 1985-11-14 |
| FR2126168B1 (https=) | 1975-07-18 |
| DK135848B (da) | 1977-07-04 |
| JPS5644094B1 (https=) | 1981-10-17 |
| US3793255A (en) | 1974-02-19 |
| DE2108759B2 (de) | 1978-04-27 |
| DK135848C (da) | 1977-11-28 |
| CH566357A5 (https=) | 1975-09-15 |
| ES400072A1 (es) | 1975-09-16 |
| NL7201890A (https=) | 1972-08-28 |
| DE2108759A1 (de) | 1972-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |