JPS5235661B1 - - Google Patents
Info
- Publication number
- JPS5235661B1 JPS5235661B1 JP46025733A JP2573371A JPS5235661B1 JP S5235661 B1 JPS5235661 B1 JP S5235661B1 JP 46025733 A JP46025733 A JP 46025733A JP 2573371 A JP2573371 A JP 2573371A JP S5235661 B1 JPS5235661 B1 JP S5235661B1
- 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
- C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
- C07C4/22—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by depolymerisation to the original monomer, e.g. dicyclopentadiene to cyclopentadiene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
- C07C2601/10—Systems containing only non-condensed rings with a five-membered ring the ring being unsaturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702019596 DE2019596C3 (de) | 1970-04-23 | Verfahren zur Herstellung von Cyclopentadien durch thermische Spaltung eines Dicylopentadien-Konzentrats aus einer thermisch nachbehandelten Pyrolyse benzlnfraktion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5235661B1 true JPS5235661B1 (de) | 1977-09-10 |
Family
ID=5768933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP46025733A Pending JPS5235661B1 (de) | 1970-04-23 | 1971-04-22 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3719718A (de) |
| JP (1) | JPS5235661B1 (de) |
| AT (1) | AT310141B (de) |
| BE (1) | BE766190A (de) |
| CA (1) | CA964676A (de) |
| ES (1) | ES390457A1 (de) |
| FR (1) | FR2090676A5 (de) |
| GB (1) | GB1342953A (de) |
| NL (1) | NL148583B (de) |
| NO (1) | NO133493B (de) |
| SE (1) | SE373569B (de) |
| ZA (1) | ZA712385B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5659107A (en) * | 1996-05-07 | 1997-08-19 | Phillips Petroleum Company | Separation of cyclopentadiene from dicyclopentadiene |
| US9896396B2 (en) | 2015-11-04 | 2018-02-20 | Exxonmobil Chemical Patents Inc. | Process and system for making cyclopentadiene and/or dicyclopentadiene |
| US10611703B2 (en) | 2015-12-14 | 2020-04-07 | Sabic Global Technologies B.V. | Methods and systems for recovering dicyclopentadiene from pygas |
| CN109665934B (zh) * | 2017-10-16 | 2021-10-19 | 中国石油化工股份有限公司 | 一种制备双环戊二烯的方法 |
| WO2021099856A1 (en) * | 2019-11-18 | 2021-05-27 | Sabic Global Technologies B.V. | Methods for integrated separation of dienes |
| CN113527027B (zh) * | 2020-04-15 | 2025-11-11 | 中国石油化工股份有限公司 | 双环戊二烯解聚制备环戊二烯的方法和设备及其应用 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB769813A (en) * | 1954-08-28 | 1957-03-13 | Huels Chemische Werke Ag | Improvements in the production of cyclopentadiene by deploymerisation of dicyclopentadiene |
| US3016410A (en) * | 1959-12-28 | 1962-01-09 | Dow Chemical Co | Preparation of cyclopentadiene from dicyclopentadiene |
-
1971
- 1971-04-14 AT AT313671A patent/AT310141B/de not_active IP Right Cessation
- 1971-04-14 ZA ZA712385A patent/ZA712385B/xx unknown
- 1971-04-20 NL NL717105302A patent/NL148583B/xx unknown
- 1971-04-20 NO NO1468/71A patent/NO133493B/no unknown
- 1971-04-20 US US00135694A patent/US3719718A/en not_active Expired - Lifetime
- 1971-04-20 CA CA110,808A patent/CA964676A/en not_active Expired
- 1971-04-22 SE SE7105260A patent/SE373569B/xx unknown
- 1971-04-22 JP JP46025733A patent/JPS5235661B1/ja active Pending
- 1971-04-22 ES ES390457A patent/ES390457A1/es not_active Expired
- 1971-04-23 FR FR7114661A patent/FR2090676A5/fr not_active Expired
- 1971-04-23 GB GB1094671*[A patent/GB1342953A/en not_active Expired
- 1971-04-23 BE BE766190A patent/BE766190A/xx unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB769813A (en) * | 1954-08-28 | 1957-03-13 | Huels Chemische Werke Ag | Improvements in the production of cyclopentadiene by deploymerisation of dicyclopentadiene |
| US3016410A (en) * | 1959-12-28 | 1962-01-09 | Dow Chemical Co | Preparation of cyclopentadiene from dicyclopentadiene |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2019596A1 (de) | 1971-11-04 |
| DE2019596B2 (de) | 1975-08-28 |
| NO133493B (de) | 1976-02-02 |
| ES390457A1 (es) | 1973-06-01 |
| NL7105302A (de) | 1971-10-26 |
| SE373569B (sv) | 1975-02-10 |
| AT310141B (de) | 1973-09-25 |
| ZA712385B (en) | 1971-12-29 |
| BE766190A (fr) | 1971-10-25 |
| NL148583B (nl) | 1976-02-16 |
| US3719718A (en) | 1973-03-06 |
| CA964676A (en) | 1975-03-18 |
| FR2090676A5 (de) | 1972-01-14 |
| GB1342953A (en) | 1974-01-10 |