IT1006855B - Sistema reattore a piu stadi - Google Patents

Sistema reattore a piu stadi

Info

Publication number
IT1006855B
IT1006855B IT19285/74A IT1928574A IT1006855B IT 1006855 B IT1006855 B IT 1006855B IT 19285/74 A IT19285/74 A IT 19285/74A IT 1928574 A IT1928574 A IT 1928574A IT 1006855 B IT1006855 B IT 1006855B
Authority
IT
Italy
Prior art keywords
reactor system
stage reactor
stage
reactor
Prior art date
Application number
IT19285/74A
Other languages
English (en)
Italian (it)
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of IT1006855B publication Critical patent/IT1006855B/it

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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • C08F210/18—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/0013—Controlling the temperature of the process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00121—Controlling the temperature by direct heating or cooling
    • B01J2219/00128—Controlling the temperature by direct heating or cooling by evaporation of reactants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00168—Controlling or regulating processes controlling the viscosity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00184—Controlling or regulating processes controlling the weight of reactants in the reactor vessel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00186—Controlling or regulating processes controlling the composition of the reactive mixture
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
IT19285/74A 1973-01-11 1974-01-10 Sistema reattore a piu stadi IT1006855B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US322758A US3894998A (en) 1973-01-11 1973-01-11 Multiple stage reactor system

Publications (1)

Publication Number Publication Date
IT1006855B true IT1006855B (it) 1976-10-20

Family

ID=23256276

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19285/74A IT1006855B (it) 1973-01-11 1974-01-10 Sistema reattore a piu stadi

Country Status (9)

Country Link
US (1) US3894998A (en, 2012)
JP (1) JPS5843409B2 (en, 2012)
BR (1) BR7400142D0 (en, 2012)
CA (1) CA1023920A (en, 2012)
DE (1) DE2401295C2 (en, 2012)
FR (1) FR2213797B1 (en, 2012)
GB (1) GB1449345A (en, 2012)
IT (1) IT1006855B (en, 2012)
NL (1) NL180425C (en, 2012)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57131212A (en) * 1981-02-04 1982-08-14 Sumitomo Chem Co Ltd Production of alpha-olefin copolymer having excellent processability
US4400493A (en) * 1982-04-07 1983-08-23 Cosden Technology, Inc. Polymerization of isobutylene
FR2577558B1 (fr) * 1985-02-19 1987-03-06 Bp Chimie Sa Polymerisation en plusieurs etapes d'alpha-olefines en phase gazeuse
JPH024627U (en, 2012) * 1988-06-21 1990-01-12
CN111748049B (zh) * 2019-03-27 2021-07-16 中国石油化工股份有限公司 一种烯烃聚合方法及系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL219855A (en, 2012) * 1956-08-16
US3523929A (en) * 1964-07-17 1970-08-11 Uniroyal Inc Olefin polymerization process
US3437646A (en) * 1964-10-21 1969-04-08 Phillips Petroleum Co Reaction process
US3635919A (en) * 1969-07-30 1972-01-18 Du Pont Preparation of ethylene/propylene copolymer
US3681306A (en) * 1969-10-24 1972-08-01 Du Pont Epdm polymerization process

Also Published As

Publication number Publication date
FR2213797A1 (en, 2012) 1974-08-09
NL180425B (nl) 1986-09-16
US3894998A (en) 1975-07-15
NL180425C (nl) 1987-02-16
BR7400142D0 (pt) 1974-08-15
JPS4998782A (en, 2012) 1974-09-18
DE2401295C2 (de) 1986-06-12
GB1449345A (en) 1976-09-15
JPS5843409B2 (ja) 1983-09-27
CA1023920A (en) 1978-01-10
FR2213797B1 (en, 2012) 1980-08-14
DE2401295A1 (de) 1974-07-18
NL7400423A (en, 2012) 1974-07-15

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