FI96032B - Förfarande för polymerisation av alfa-olefiner i gasfas i närvaro av en retardator för aktiviteten - Google Patents

Förfarande för polymerisation av alfa-olefiner i gasfas i närvaro av en retardator för aktiviteten Download PDF

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Publication number
FI96032B
FI96032B FI894325A FI894325A FI96032B FI 96032 B FI96032 B FI 96032B FI 894325 A FI894325 A FI 894325A FI 894325 A FI894325 A FI 894325A FI 96032 B FI96032 B FI 96032B
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FI
Finland
Prior art keywords
polymerization
process according
activity
retarder
reactor
Prior art date
Application number
FI894325A
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English (en)
Finnish (fi)
Other versions
FI894325A0 (sv
FI894325A (sv
FI96032C (sv
Inventor
Laszlo Havas
Andre Dumain
Jean Engel
Original Assignee
Bp Chem Int Ltd
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Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26226876&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI96032(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from FR8812066A external-priority patent/FR2636335B1/fr
Application filed by Bp Chem Int Ltd filed Critical Bp Chem Int Ltd
Publication of FI894325A0 publication Critical patent/FI894325A0/sv
Publication of FI894325A publication Critical patent/FI894325A/sv
Publication of FI96032B publication Critical patent/FI96032B/sv
Application granted granted Critical
Publication of FI96032C publication Critical patent/FI96032C/sv

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    • 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
    • C08F2/00—Processes of polymerisation
    • 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
    • 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
    • Y10S526/901—Monomer polymerized in vapor state in presence of transition metal containing catalyst

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyethers (AREA)

Claims (14)

1. Förfarande för kontinuerlig polymerisation av en . eller flera α-olefiner i gasfas i en reaktor med en flui- 5 diserad bädd och/eller en mekaniskt blandad bädd, varvid 1( minst en α-olefin polymeriseras i närvaro av en katalysa-tor baserad pä en övergängsmetall, som hör till grupp IV, V eller VI i grundämnenas periodiska system, och i närvaro av en aktivitetsretardant, kännetecknat därav, 10 att aktivitetsretardanten tillsätts reaktorn kontinuer-ligt, varvid mängden retardant är sädan, att molförhällan-det mellan den tillsatta retardantmängden och den tillsat-ta α-olefinmängden är 10'8 - 10‘5, och varvid retardanten tillsätts med en strömningshastighet, som varierar med ti-15 den beroende pä polymerisationshastigheten eller över- gängsmetallhalten i den framställda polymeren sä, att po-lymerisationshastigheten eller övergängsmetallhalten i den framställda polymeren hälls väsentligen konstant.
2. Förfarande enligt patentkravet 1, k ä n n e -20 tecknat därav, att aktivitetsretardanten tillsätts reaktorn i en sädan mängd, att molförhällandet mellan den tillsatta aktivitetsretardanten och den tillsatta a-olefi-nen (a-olefinerna) är 5 x 10'8 - 2 x 10~6.
3. Förfarande enligt patentkravet 1, k ä n n e -25 tecknat därav, att aktivitetsretardanten är en po- lymerisationsinhibitor eller en elektrondonerande för-ening.
4. Förfarande enligt patentkravet 3, kännetecknat därav, att polymerisationsinhibitorn är 30 kolmoxid, koldioxid, koldisulfid, koloxisulfid, kväveoxid, peroxid, alkohol, tiol, aldehyd, keton, syre eller vatten.
5. Förfarande enligt patentkravet 3, kännetecknat därav, att den elektrodonerande föreningen är en amin, amid, fosfin, sulfoxid, sulfon, ester, eter 35 eller tioeter. 96032
6. Förfarande enligt patentkravet 1, känne-t e c k n a t därav, att katalysatorn är en katalysator av Ziegler-Natta-typ, som baserar sig pä magnesium, halogen, titan och/eller vanadin och/eller zirkonium. 5
7. Förfarande enligt patentkravet 1, känne- t e c k n a t därav, att katalysatorn baserar sig pä kromoxid, som föreligger pä en bärare baserad p£ en granu-lerad, eldbeständig oxid och som är aktiverad medelst vär-mebehandling. 10
8. Förfarande enligt patentkravet 1, känne- t e c k n a t därav, att α-olefinen (erna) innehäller 2 -8 kolatomer.
9. Förfarande enligt patentkravet 1, känne- t e c k n a t därav, att polymeristionen utförs vid ett 15 tryck av 0,5 - 5 MPa och vid en temperatur av 0 - 135 eC.
10. Förfarande enligt patentkravet 1, känne-t e c k n a t därav, att polymer is at ionen i gasfas utförs under bibehällande av arbetsbetingelserna väsentligen kon-stanta. 20
11. Förfarande enligt patentkravet 6, känne- t e c k n a t därav, att aktivitetsretardanten är syre, dimetylformamid eller koldioxid.
12. Förfarande enligt patentkravet 7, känne-t e c k n a t därav, att aktivitetsretardanten är kolmo- 25 noxid, syre eller vatten.
13. Förfarande enligt patentkravet 6 eller 7, kännetecknat därav, att aktivitetsretardanten är syre eller en amid.
14. Förfarande enligt patentkravet 6, känne- 30 tecknat därav, att aktivitetsretardanten är syre eller dimetylformamid.
FI894325A 1988-09-13 1989-09-13 Förfarande för polymerisation av alfa-olefiner i gasfas i närvaro av en retardator för aktiviteten FI96032C (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR8812066 1988-09-13
FR8812066A FR2636335B1 (fr) 1988-09-13 1988-09-13 Procede de polymerisation d'alpha-olefine en phase gazeuse en presence d'un agent ralentisseur d'activite
FR898905846A FR2646426B2 (fr) 1988-09-13 1989-04-27 Procede et appareillage de polymerisation d'alpha-olefine en phase gazeuse en presence d'un agent ralentisseur d'activite
FR8905846 1989-04-27

Publications (4)

Publication Number Publication Date
FI894325A0 FI894325A0 (sv) 1989-09-13
FI894325A FI894325A (sv) 1990-03-14
FI96032B true FI96032B (sv) 1996-01-15
FI96032C FI96032C (sv) 1996-04-25

Family

ID=26226876

Family Applications (1)

Application Number Title Priority Date Filing Date
FI894325A FI96032C (sv) 1988-09-13 1989-09-13 Förfarande för polymerisation av alfa-olefiner i gasfas i närvaro av en retardator för aktiviteten

Country Status (16)

Country Link
US (1) US5066736A (sv)
EP (1) EP0359444B1 (sv)
JP (1) JP2981239B2 (sv)
KR (1) KR0147070B1 (sv)
AU (1) AU620641B2 (sv)
CA (1) CA1333440C (sv)
DE (1) DE68910627T2 (sv)
DK (1) DK449189A (sv)
EG (1) EG18770A (sv)
ES (1) ES2045456T3 (sv)
FI (1) FI96032C (sv)
FR (1) FR2646426B2 (sv)
HK (1) HK1007318A1 (sv)
MY (1) MY104197A (sv)
NO (1) NO174930C (sv)
NZ (1) NZ230486A (sv)

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Also Published As

Publication number Publication date
FI894325A0 (sv) 1989-09-13
KR900004766A (ko) 1990-04-13
DE68910627D1 (de) 1993-12-16
FR2646426B2 (fr) 1991-08-16
FI894325A (sv) 1990-03-14
KR0147070B1 (ko) 1998-08-17
EP0359444A1 (en) 1990-03-21
EP0359444B1 (en) 1993-11-10
AU4099489A (en) 1990-03-22
FI96032C (sv) 1996-04-25
ES2045456T3 (es) 1994-01-16
EG18770A (en) 1994-03-30
JP2981239B2 (ja) 1999-11-22
JPH02113004A (ja) 1990-04-25
CA1333440C (en) 1994-12-06
NO893562L (no) 1990-03-14
DK449189D0 (da) 1989-09-12
AU620641B2 (en) 1992-02-20
NZ230486A (en) 1990-10-26
US5066736A (en) 1991-11-19
NO174930B (no) 1994-04-25
HK1007318A1 (en) 1999-04-09
DE68910627T2 (de) 1994-02-24
DK449189A (da) 1990-03-14
NO174930C (no) 1994-08-03
MY104197A (en) 1994-02-28
FR2646426A2 (fr) 1990-11-02
NO893562D0 (no) 1989-09-05

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