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IT971207B - Apparato e metodo per l iniezione di materiali solidi in forma par ticellare - Google Patents

Apparato e metodo per l iniezione di materiali solidi in forma par ticellare

Info

Publication number
IT971207B
IT971207B IT32089/72A IT3208972A IT971207B IT 971207 B IT971207 B IT 971207B IT 32089/72 A IT32089/72 A IT 32089/72A IT 3208972 A IT3208972 A IT 3208972A IT 971207 B IT971207 B IT 971207B
Authority
IT
Italy
Prior art keywords
ticellar
par
injection
solid materials
solid
Prior art date
Application number
IT32089/72A
Other languages
English (en)
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of IT971207B publication Critical patent/IT971207B/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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/002—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor with a moving instrument
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/919—Catalyst injection technique in addition polymerization processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Polymerisation Methods In General (AREA)
IT32089/72A 1971-11-26 1972-11-24 Apparato e metodo per l iniezione di materiali solidi in forma par ticellare IT971207B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20210871A 1971-11-26 1971-11-26

Publications (1)

Publication Number Publication Date
IT971207B true IT971207B (it) 1974-04-30

Family

ID=22748530

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32089/72A IT971207B (it) 1971-11-26 1972-11-24 Apparato e metodo per l iniezione di materiali solidi in forma par ticellare

Country Status (8)

Country Link
US (1) US3779712A (it)
JP (2) JPS5245750B2 (it)
AU (1) AU472731B2 (it)
CA (1) CA977389A (it)
DE (3) DE2265687C2 (it)
FR (2) FR2161100B1 (it)
GB (1) GB1412619A (it)
IT (1) IT971207B (it)

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US6825293B1 (en) 2001-08-20 2004-11-30 Nova Chemicals (International) S.A. Polymer control through co-catalyst
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US7141630B2 (en) * 2002-10-09 2006-11-28 Exxonmobil Chemical Patents Inc. Methods of feed purification for olefin polymerization
DE60304342T2 (de) * 2002-10-09 2006-11-09 Exxonmobil Chemical Patents Inc., Baytown Verfahren zur verabreichung von katalysatoren für popylenpolymerisation
EP1556424B1 (en) * 2002-10-09 2006-03-22 Exxonmobil Chemical Patents Inc. Methods for injecting catalyst into a polymerization reactor
EA009717B1 (ru) * 2002-10-15 2008-02-28 Эксонмобил Кемикэл Пейтентс Инк. Измерение и регулирование характеристик полимера в оперативном режиме с помощью спектроскопии комбинационного рассеяния света
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US20050182210A1 (en) * 2004-02-17 2005-08-18 Natarajan Muruganandam De-foaming spray dried catalyst slurries
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US7211535B2 (en) * 2004-10-29 2007-05-01 Nova Chemicals Corporation Enhanced polyolefin catalyst
US6987152B1 (en) 2005-01-11 2006-01-17 Univation Technologies, Llc Feed purification at ambient temperature
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WO2007018773A1 (en) 2005-07-22 2007-02-15 Exxonmobil Chemical Patents Inc. On-line analysis of polymer properties for control of a solution phase reaction system
US7505127B2 (en) * 2005-07-22 2009-03-17 Exxonmobil Chemical Patents Inc. On-line raman analysis and control of a high pressure reaction system
US20070027276A1 (en) * 2005-07-27 2007-02-01 Cann Kevin J Blow molding polyethylene resins
US8129484B2 (en) * 2005-07-27 2012-03-06 Univation Technologies, Llc Blow molding polyethylene resins
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US10266618B2 (en) 2014-11-24 2019-04-23 Univation Technologies, Llc Chromium-based catalyst compositions for olefin polymerization
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Also Published As

Publication number Publication date
FR2161100B1 (it) 1977-08-05
FR2183298A1 (it) 1973-12-14
CA977389A (en) 1975-11-04
DE2264412C3 (de) 1980-06-26
DE2257669A1 (de) 1973-06-14
AU472731B2 (en) 1976-06-03
AU4928272A (en) 1974-05-30
DE2265687C2 (de) 1984-09-13
DE2264412A1 (de) 1973-07-05
DE2257669C2 (de) 1982-03-25
FR2161100A1 (it) 1973-07-06
JPS51122676A (en) 1976-10-26
DE2264412B2 (de) 1979-09-20
FR2183298B1 (it) 1977-02-18
GB1412619A (en) 1975-11-05
JPS4864171A (it) 1973-09-05
US3779712A (en) 1973-12-18
JPS5245750B2 (it) 1977-11-18
JPS538666B2 (it) 1978-03-30

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