GB1194432A - Process for the Polymerisation of beta-Propiolactones - Google Patents
Process for the Polymerisation of beta-PropiolactonesInfo
- Publication number
- GB1194432A GB1194432A GB0053/68A GB105368A GB1194432A GB 1194432 A GB1194432 A GB 1194432A GB 0053/68 A GB0053/68 A GB 0053/68A GB 105368 A GB105368 A GB 105368A GB 1194432 A GB1194432 A GB 1194432A
- Authority
- GB
- United Kingdom
- Prior art keywords
- atom
- propiolactones
- tetravalent
- jan
- polymerisation
- 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
- VEZXCJBBBCKRPI-UHFFFAOYSA-N beta-propiolactone Chemical class O=C1CCO1 VEZXCJBBBCKRPI-UHFFFAOYSA-N 0.000 title 1
- 125000004429 atom Chemical group 0.000 abstract 3
- 239000003999 initiator Substances 0.000 abstract 2
- 229910052711 selenium Inorganic materials 0.000 abstract 2
- 229910052717 sulfur Inorganic materials 0.000 abstract 2
- 229910052714 tellurium Inorganic materials 0.000 abstract 2
- ULKFLOVGORAZDI-UHFFFAOYSA-N 3,3-dimethyloxetan-2-one Chemical compound CC1(C)COC1=O ULKFLOVGORAZDI-UHFFFAOYSA-N 0.000 abstract 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 229910052787 antimony Inorganic materials 0.000 abstract 1
- 229910052785 arsenic Inorganic materials 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 125000000623 heterocyclic group Chemical group 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 125000004430 oxygen atom Chemical group O* 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 230000000379 polymerizing effect Effects 0.000 abstract 1
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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/823—Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/702—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent
- G11B5/7023—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent containing polyesters, polyethers, silicones, polyvinyl resins, polyacrylresins or epoxy resins
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0053/68A GB1194432A (en) | 1968-01-08 | 1968-01-08 | Process for the Polymerisation of beta-Propiolactones |
| US785766A US3591566A (en) | 1968-01-08 | 1968-12-20 | Beta lactone polymerization process with heterocyclic catalysts |
| FR1604068D FR1604068A (US20070043033A1-20070222-C00063.png) | 1968-01-08 | 1968-12-31 | |
| NL6900174A NL6900174A (US20070043033A1-20070222-C00063.png) | 1968-01-08 | 1969-01-06 | |
| BE726516D BE726516A (US20070043033A1-20070222-C00063.png) | 1968-01-08 | 1969-01-06 | |
| DE19691900595 DE1900595A1 (de) | 1968-01-08 | 1969-01-07 | Verfahren zur Herstellung von Lactonpolyestern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0053/68A GB1194432A (en) | 1968-01-08 | 1968-01-08 | Process for the Polymerisation of beta-Propiolactones |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1194432A true GB1194432A (en) | 1970-06-10 |
Family
ID=9715347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB0053/68A Expired GB1194432A (en) | 1968-01-08 | 1968-01-08 | Process for the Polymerisation of beta-Propiolactones |
Country Status (6)
-
1968
- 1968-01-08 GB GB0053/68A patent/GB1194432A/en not_active Expired
- 1968-12-20 US US785766A patent/US3591566A/en not_active Expired - Lifetime
- 1968-12-31 FR FR1604068D patent/FR1604068A/fr not_active Expired
-
1969
- 1969-01-06 NL NL6900174A patent/NL6900174A/xx unknown
- 1969-01-06 BE BE726516D patent/BE726516A/xx unknown
- 1969-01-07 DE DE19691900595 patent/DE1900595A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1900595A1 (de) | 1970-02-05 |
| BE726516A (US20070043033A1-20070222-C00063.png) | 1969-07-07 |
| FR1604068A (US20070043033A1-20070222-C00063.png) | 1971-07-05 |
| US3591566A (en) | 1971-07-06 |
| NL6900174A (US20070043033A1-20070222-C00063.png) | 1969-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES453524A1 (es) | Procedimiento para la obtencion de un catalizador. | |
| ES461690A1 (es) | Un procedimiento para la preparacion de nuevos copolimeros trisecuenciados. | |
| GB1447517A (en) | Organic ammonium hexafluoroantimonates and their use as catalysts for cationic polymerizations | |
| GB1194432A (en) | Process for the Polymerisation of beta-Propiolactones | |
| GB1464525A (US20070043033A1-20070222-C00063.png) | ||
| GB1340574A (en) | Use of boron-nitrogen-hydrogen compounds for the production of boron nitride articles | |
| GB1174845A (en) | The Polymerisation of Vinyl-Aromatic Compounds, and the Resulting Polyvinyl-Aromatic Compounds | |
| GB1382045A (en) | Waxy crude oil compositions | |
| US3255168A (en) | Process for polymerizing or copolymerizing ethylenically unsaturated compounds using a complex organic boron compound as a catalyst | |
| GB798751A (en) | Improvements in or relating to electric discharge devices | |
| GB1412617A (en) | Substituted aryl and aralkyl amides | |
| GB1176583A (en) | Improvements in or relating to Tough Gray Cast Iron Articles | |
| ES436355A1 (es) | Metodo para producir anhidrido maleico. | |
| ES291110A1 (es) | Procedimiento para preparar copolímeros de peso molecular elevado | |
| GB894767A (en) | Polymerisation process | |
| GB1454981A (en) | Polymerisation process | |
| GB1368341A (en) | Controlled polymerization of hexachlorophosphazene | |
| US3763251A (en) | Process for preparing bisorganoalkaline earth metal compounds from organolead compounds | |
| ES377293A1 (es) | Un procedimiento para para la polimerizacion continua en masa de una beta-lastona. | |
| GB1142538A (en) | Polymerisation of pivalolactone | |
| GB1306186A (US20070043033A1-20070222-C00063.png) | ||
| GB1140087A (en) | Esters of itaconic acid | |
| ES367718A2 (es) | Procedimiento para la polimerizacion y la copolimerizacion de las olefinas. | |
| GB1141538A (en) | Columbium addition agent | |
| GB1203077A (en) | PROCESS FOR THE MANUFACTURE OF Delta<16>-17-ETHYNYL-STEROIDS |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |