NO133493B - - Google Patents
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- Publication number
- NO133493B NO133493B NO1468/71A NO146871A NO133493B NO 133493 B NO133493 B NO 133493B NO 1468/71 A NO1468/71 A NO 1468/71A NO 146871 A NO146871 A NO 146871A NO 133493 B NO133493 B NO 133493B
- Authority
- NO
- Norway
- Prior art keywords
- cyclopentadiene
- isoprene
- dicyclopentadiene
- sump
- codimers
- Prior art date
Links
- ZSWFCLXCOIISFI-UHFFFAOYSA-N cyclopentadiene Chemical compound C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 claims description 70
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical compound C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 claims description 45
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 20
- 238000003776 cleavage reaction Methods 0.000 claims description 16
- 230000007017 scission Effects 0.000 claims description 16
- 239000000539 dimer Substances 0.000 claims description 14
- PMJHHCWVYXUKFD-SNAWJCMRSA-N (E)-1,3-pentadiene Chemical group C\C=C\C=C PMJHHCWVYXUKFD-SNAWJCMRSA-N 0.000 claims description 11
- PMJHHCWVYXUKFD-UHFFFAOYSA-N piperylene Natural products CC=CC=C PMJHHCWVYXUKFD-UHFFFAOYSA-N 0.000 claims description 11
- 229920000642 polymer Polymers 0.000 claims description 8
- 238000000197 pyrolysis Methods 0.000 claims description 8
- 239000007791 liquid phase Substances 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000004992 fission Effects 0.000 claims description 4
- 238000007669 thermal treatment Methods 0.000 claims description 3
- 239000012141 concentrate Substances 0.000 claims description 2
- 238000004508 fractional distillation Methods 0.000 claims description 2
- 239000000047 product Substances 0.000 description 10
- 239000011347 resin Substances 0.000 description 9
- 229920005989 resin Polymers 0.000 description 9
- 238000005194 fractionation Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000009835 boiling Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000006471 dimerization reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000004939 coking Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- -1 C12 hydrocarbons Chemical class 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 239000003701 inert diluent Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002794 monomerizing effect Effects 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000009974 thixotropic effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
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 |
|---|---|
| NO133493B true NO133493B (de) | 1976-02-02 |
Family
ID=5768933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO1468/71A NO133493B (de) | 1970-04-23 | 1971-04-20 |
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 (4)
| 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 |
| CN108430957A (zh) | 2015-12-14 | 2018-08-21 | 沙特基础工业全球技术公司 | 由裂解气回收二环戊二烯的方法和系统 |
| 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 |
Family Cites Families (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 ZA ZA712385A patent/ZA712385B/xx unknown
- 1971-04-14 AT AT313671A patent/AT310141B/de not_active IP Right Cessation
- 1971-04-20 CA CA110,808A patent/CA964676A/en not_active Expired
- 1971-04-20 NL NL717105302A patent/NL148583B/xx unknown
- 1971-04-20 US US00135694A patent/US3719718A/en not_active Expired - Lifetime
- 1971-04-20 NO NO1468/71A patent/NO133493B/no unknown
- 1971-04-22 ES ES390457A patent/ES390457A1/es not_active Expired
- 1971-04-22 SE SE7105260A patent/SE373569B/xx unknown
- 1971-04-22 JP JP46025733A patent/JPS5235661B1/ja active Pending
- 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
Also Published As
| Publication number | Publication date |
|---|---|
| GB1342953A (en) | 1974-01-10 |
| FR2090676A5 (de) | 1972-01-14 |
| NL148583B (nl) | 1976-02-16 |
| US3719718A (en) | 1973-03-06 |
| BE766190A (fr) | 1971-10-25 |
| CA964676A (en) | 1975-03-18 |
| DE2019596B2 (de) | 1975-08-28 |
| JPS5235661B1 (de) | 1977-09-10 |
| ZA712385B (en) | 1971-12-29 |
| NL7105302A (de) | 1971-10-26 |
| ES390457A1 (es) | 1973-06-01 |
| DE2019596A1 (de) | 1971-11-04 |
| SE373569B (sv) | 1975-02-10 |
| AT310141B (de) | 1973-09-25 |
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