ES385761A1 - Procedimiento para la obtencion de un cis-1,4-pollisopreno de elevado peso molecular. - Google Patents
Procedimiento para la obtencion de un cis-1,4-pollisopreno de elevado peso molecular.Info
- Publication number
- ES385761A1 ES385761A1 ES385761A ES385761A ES385761A1 ES 385761 A1 ES385761 A1 ES 385761A1 ES 385761 A ES385761 A ES 385761A ES 385761 A ES385761 A ES 385761A ES 385761 A1 ES385761 A1 ES 385761A1
- Authority
- ES
- Spain
- Prior art keywords
- group
- alkyl
- cycloalkyl
- aryl radicals
- polyisoprene
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F136/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F136/02—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F136/04—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
- C08F136/08—Isoprene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9351269 | 1969-11-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES385761A1 true ES385761A1 (es) | 1973-04-01 |
Family
ID=14084385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES385761A Expired ES385761A1 (es) | 1969-11-21 | 1970-11-21 | Procedimiento para la obtencion de un cis-1,4-pollisopreno de elevado peso molecular. |
Country Status (4)
Country | Link |
---|---|
US (1) | US3709851A (es) |
ES (1) | ES385761A1 (es) |
FR (1) | FR2069693A5 (es) |
PL (1) | PL81252B1 (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1408620A (en) * | 1972-12-04 | 1975-10-01 | Shell Int Research | Isoprene polymerization and catalyst therefor |
DE19512116A1 (de) * | 1995-04-04 | 1996-10-10 | Bayer Ag | Gasphasenpolymerisation von konjugierten Dienen in Gegenwart von Allylverbindungen der seltenen Erden |
-
1970
- 1970-11-12 US US00089144A patent/US3709851A/en not_active Expired - Lifetime
- 1970-11-19 FR FR7041573A patent/FR2069693A5/fr not_active Expired
- 1970-11-20 PL PL1970144540A patent/PL81252B1/pl unknown
- 1970-11-21 ES ES385761A patent/ES385761A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2057160A1 (de) | 1971-05-27 |
US3709851A (en) | 1973-01-09 |
PL81252B1 (es) | 1975-08-30 |
DE2057160B2 (de) | 1972-04-13 |
FR2069693A5 (es) | 1971-09-03 |
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