IT1242706B - Procedimento per la dimerizzazione termica di isoprene. - Google Patents

Procedimento per la dimerizzazione termica di isoprene.

Info

Publication number
IT1242706B
IT1242706B IT04824390A IT4824390A IT1242706B IT 1242706 B IT1242706 B IT 1242706B IT 04824390 A IT04824390 A IT 04824390A IT 4824390 A IT4824390 A IT 4824390A IT 1242706 B IT1242706 B IT 1242706B
Authority
IT
Italy
Prior art keywords
isoprene
thermal dimerization
dimerization procedure
procedure
thermal
Prior art date
Application number
IT04824390A
Other languages
English (en)
Other versions
IT9048243A0 (it
IT9048243A1 (it
Inventor
Howard Allen Colvin
Original Assignee
Goodyear Tire & Rubber
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Goodyear Tire & Rubber filed Critical Goodyear Tire & Rubber
Publication of IT9048243A0 publication Critical patent/IT9048243A0/it
Publication of IT9048243A1 publication Critical patent/IT9048243A1/it
Application granted granted Critical
Publication of IT1242706B publication Critical patent/IT1242706B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
    • C07C2/50—Diels-Alder conversion
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/20—Use of additives, e.g. for stabilisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT04824390A 1989-09-05 1990-08-29 Procedimento per la dimerizzazione termica di isoprene. IT1242706B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/402,366 US4973787A (en) 1989-09-05 1989-09-05 Process for the thermal dimerization of isoprene

Publications (3)

Publication Number Publication Date
IT9048243A0 IT9048243A0 (it) 1990-08-29
IT9048243A1 IT9048243A1 (it) 1992-02-29
IT1242706B true IT1242706B (it) 1994-05-17

Family

ID=23591583

Family Applications (1)

Application Number Title Priority Date Filing Date
IT04824390A IT1242706B (it) 1989-09-05 1990-08-29 Procedimento per la dimerizzazione termica di isoprene.

Country Status (4)

Country Link
US (1) US4973787A (it)
JP (1) JP2771025B2 (it)
FR (1) FR2651493B1 (it)
IT (1) IT1242706B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6395942B1 (en) * 1999-08-10 2002-05-28 Uop Llc Increasing the thermal stability of a vinyl aromatic polymerization inhibitor
US6395943B1 (en) * 1999-08-10 2002-05-28 Uop Llc Process for inhibiting the polymerization of vinyl aromatic compounds
TWI434921B (zh) * 2009-06-17 2014-04-21 Danisco Us Inc 從生物異戊二烯組合物製造燃料成分之方法及系統
CN103025688A (zh) 2010-06-17 2013-04-03 丹尼斯科美国公司 包含异戊二烯衍生物的燃料组合物
WO2013181647A2 (en) 2012-06-01 2013-12-05 Danisco Us Inc. Compositions and methods of producing isoprene and/or industrrial bio-products using anaerobic microorganisms
CN104557413A (zh) * 2013-10-11 2015-04-29 中国石油化工股份有限公司 一种柠烯的合成方法
CN104557412A (zh) * 2013-10-11 2015-04-29 中国石油化工股份有限公司 一种从柠烯合成副产物中回收原料的工艺
BR112017010654A2 (pt) * 2014-11-26 2018-02-14 Visolis Inc processos para conversão de ácido mevalônico biologicamente derivado

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1523940A (fr) * 1966-05-25 1968-05-03 Japanese Geon Co Ltd Procédé pour inhiber la polymérisation de l'isoprène ou du 1, 3-pentadiène
FR2138451A1 (en) * 1971-05-26 1973-01-05 Volg Politekhnic Ortho-nitrophenol as isoprene polymn inhibitor
DE2165469A1 (de) * 1971-12-30 1973-07-12 Hoechst Ag Verfahren zur thermischen dimerisierung von acyclischen 1,3-dienen
FR2237865A1 (en) * 1973-05-09 1975-02-14 Hercules Inc Thermal dimerisation of isoprene or piperylene - in presence of sodium salt e.g. nitrite as polymn. inhibitor
US4033829A (en) * 1974-12-26 1977-07-05 Monsanto Company Process for inhibiting polymerization of styrene during distillation
US4086147A (en) * 1976-12-10 1978-04-25 Cosden Technology, Inc. Polymerization inhibitor for vinyl aromatic compounds
US4105506A (en) * 1977-02-24 1978-08-08 Cosden Technology, Inc. Polymerization inhibitor for vinyl aromatic compounds
US4182658A (en) * 1977-11-23 1980-01-08 Cosden Technology, Inc. Emergency polymerization inhibitor system for vinyl aromatic compounds
US4389285A (en) * 1982-06-21 1983-06-21 Eastman Kodak Company Process inhibitor for readily polymerizable ethylenically unsaturated aromatic compounds

Also Published As

Publication number Publication date
FR2651493B1 (fr) 1992-07-10
JP2771025B2 (ja) 1998-07-02
FR2651493A1 (fr) 1991-03-08
JPH03106831A (ja) 1991-05-07
IT9048243A0 (it) 1990-08-29
IT9048243A1 (it) 1992-02-29
US4973787A (en) 1990-11-27

Similar Documents

Publication Publication Date Title
DE68920426D1 (de) Chirurgische Operationsanordnung.
FI873199A (fi) Oligomerisering till alfa-olefiner.
IT8521037A0 (it) Procedimento per la polimerizzazione di isoprene.
FI922224A0 (fi) Flytande damm.
DE69008027D1 (de) Einzelnes Kühlsystem.
IT1242706B (it) Procedimento per la dimerizzazione termica di isoprene.
DE3769860D1 (de) Waermekopf.
NO890569D0 (no) Isolasjonsblokk.
IT1230068B (it) Procedimento per la preparazione di n sulfoniluree.
FR2655612B1 (fr) Helicopteres combines.
DE59009872D1 (de) (4-Arylbutyl)cyclohexan-Derivate.
IT9067657A1 (it) Procedimento per la preparazione di alfa-alchil-lattoni.
DE3783843D1 (de) Kuehlungsverfahren.
DE59003749D1 (de) Kühlsystem.
FR2655611B1 (fr) Helicopteres combines.
IT8820495A0 (it) Procedimento per la preparazione di cumene.
IT216761Z2 (it) Bottiglia termica.
DE69010198D1 (de) Rasierverfahren.
IT8619206A0 (it) Procedimento per la preparazione di 4,4-dialchil-2-azetidinoni.
DE69008096D1 (de) Wärmekopf.
IT1232771B (it) Valvola termica.
DE69009905D1 (de) Wärmekopf.
DE69012249D1 (de) Wärmekopf.
IT1231506B (it) Procedimento per la purificazione di polieteri polioli.
IT9067138A1 (it) Procedimento per la preparazione di alfa-alchil lattoni.

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950831