JPS4852703A - - Google Patents
Info
- Publication number
- JPS4852703A JPS4852703A JP47107292A JP10729272A JPS4852703A JP S4852703 A JPS4852703 A JP S4852703A JP 47107292 A JP47107292 A JP 47107292A JP 10729272 A JP10729272 A JP 10729272A JP S4852703 A JPS4852703 A JP S4852703A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
- C07C7/14833—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with metals or their inorganic compounds
- C07C7/14841—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with metals or their inorganic compounds metals
-
- 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7114983,A NL168202C (nl) | 1971-10-29 | 1971-10-29 | Werkwijze voor het zuiveren van isopreen. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4852703A true JPS4852703A (ja) | 1973-07-24 |
Family
ID=19814372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47107292A Pending JPS4852703A (ja) | 1971-10-29 | 1972-10-27 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3792105A (ja) |
| JP (1) | JPS4852703A (ja) |
| BE (1) | BE790693A (ja) |
| DE (1) | DE2252846C2 (ja) |
| FR (1) | FR2157980B1 (ja) |
| GB (1) | GB1355022A (ja) |
| NL (1) | NL168202C (ja) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4392004A (en) * | 1982-02-22 | 1983-07-05 | The Goodyear Tire & Rubber Company | Reduction of cyclopentadiene from isoprene streams |
| US4438289A (en) | 1982-02-22 | 1984-03-20 | The Goodyear Tire & Rubber Company | Reduction of cyclopentadiene from isoprene streams |
| US4455447A (en) * | 1982-05-18 | 1984-06-19 | Shell Oil Company | Process for upgrading hydrocarbon streams comprising conjugated diolefins |
| EP0094699B1 (en) * | 1982-05-18 | 1985-11-21 | Shell Internationale Researchmaatschappij B.V. | Process for upgrading hydrocarbon streams comprising conjugated diolefins |
| US4482771A (en) * | 1983-01-03 | 1984-11-13 | The Dow Chemical Company | Anionic polymerization of cis- and trans-1,3-pentadiene from a mixture of saturated and unsaturated hydrocarbons |
| US4486614A (en) * | 1983-07-25 | 1984-12-04 | The Dow Chemical Company | Anionic polymerization of cis- and trans-1,3-pentadiene from a mixture of saturated and unsaturated hydrocarbons |
| US6987152B1 (en) * | 2005-01-11 | 2006-01-17 | Univation Technologies, Llc | Feed purification at ambient temperature |
| TW200936564A (en) * | 2007-11-15 | 2009-09-01 | Univation Tech Llc | Methods for the removal of impurities from polymerization feed streams |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3070641A (en) * | 1958-05-19 | 1962-12-25 | Petro Tex Chem Corp | Butadiene purification |
| US3285989A (en) * | 1964-12-28 | 1966-11-15 | Goodrich Gulf Chem Inc | Isoprene sodium treatment process |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE276185C (ja) * | ||||
| US2413256A (en) * | 1942-09-09 | 1946-12-24 | United Gas Improvement Co | Chemical process and product |
| DE1121604B (de) * | 1958-12-19 | 1962-01-11 | Bayer Ag | Verfahren zur Reinigung von konjugierten Diolefinen |
| DE1094731B (de) * | 1958-12-24 | 1960-12-15 | Bayer Ag | Verfahren zur Reinigung von konjugierten Diolefinen |
| US3692861A (en) * | 1970-02-06 | 1972-09-19 | Japan Synthetic Rubber Co Ltd | Process for producing highly pure isoprene |
-
1971
- 1971-10-29 NL NLAANVRAGE7114983,A patent/NL168202C/xx not_active IP Right Cessation
-
1972
- 1972-10-11 US US00296712A patent/US3792105A/en not_active Expired - Lifetime
- 1972-10-26 FR FR7238015A patent/FR2157980B1/fr not_active Expired
- 1972-10-27 JP JP47107292A patent/JPS4852703A/ja active Pending
- 1972-10-27 BE BE790693D patent/BE790693A/xx not_active IP Right Cessation
- 1972-10-27 GB GB4959472A patent/GB1355022A/en not_active Expired
- 1972-10-27 DE DE2252846A patent/DE2252846C2/de not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3070641A (en) * | 1958-05-19 | 1962-12-25 | Petro Tex Chem Corp | Butadiene purification |
| US3285989A (en) * | 1964-12-28 | 1966-11-15 | Goodrich Gulf Chem Inc | Isoprene sodium treatment process |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2157980B1 (ja) | 1975-03-28 |
| BE790693A (fr) | 1973-04-27 |
| DE2252846A1 (de) | 1973-05-03 |
| GB1355022A (en) | 1974-06-05 |
| NL168202C (nl) | 1982-03-16 |
| NL7114983A (ja) | 1973-05-02 |
| US3792105A (en) | 1974-02-12 |
| FR2157980A1 (ja) | 1973-06-08 |
| DE2252846C2 (de) | 1982-09-23 |
| NL168202B (nl) | 1981-10-16 |