FI66400C - Gasfasfoerfarande samt reaktorsystem foer framstaellning av olfinpolymerisat - Google Patents
Gasfasfoerfarande samt reaktorsystem foer framstaellning av olfinpolymerisat Download PDFInfo
- Publication number
- FI66400C FI66400C FI791242A FI791242A FI66400C FI 66400 C FI66400 C FI 66400C FI 791242 A FI791242 A FI 791242A FI 791242 A FI791242 A FI 791242A FI 66400 C FI66400 C FI 66400C
- Authority
- FI
- Finland
- Prior art keywords
- reactor
- catalyst
- bed
- gas
- fluidization
- Prior art date
Links
Classifications
-
- 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
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
-
- 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
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/1836—Heating and cooling the reactor
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00106—Controlling the temperature by indirect heat exchange
- B01J2208/00115—Controlling the temperature by indirect heat exchange with heat exchange elements inside the bed of solid particles
- B01J2208/00141—Coils
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
- Chemical Vapour Deposition (AREA)
Claims (4)
1. Kontinuerligt lägtrycks-gasfasförfarande för framställning av olefin-polymerisät under en exotermisk polymeriseringsreaktion i en vertikal fluidiseringsbäddreaktor med konstant diameter, kanne-t e c k n a t därav, att man matar en polymer iser ingskatalysator och en gasström som innehäller minst en polymeriserbar monomer till en fluidiserad bädd av polymerisatpartiklar i reaktorn vid ett tryck om ca 0,34...2,41 MPa, och en reaktionstemperatur mellan 30 och 125 °C, avlägsnar det exotermiska reaktionsvärmet genom indirekta kylmedel i reaktorn och avlägsnar finfördelat polymer isät frän reaktorn, varvid gasens strömningshastighet genom den fluidiserade bäd-den är inom gränserna ca 1,5...< 10 Gmf, räknat pä bäddens fria minimigenomskärning.
2. För farande enligt patentkravet 1, kännetecknat därav, att temperaturen är 75...115 °C. *
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89751278A | 1978-04-18 | 1978-04-18 | |
US89751278 | 1978-04-18 | ||
US05/964,989 US4255542A (en) | 1978-11-30 | 1978-11-30 | Exothermic polymerization in a vertical fluid bed reactor system containing cooling means therein and apparatus therefor |
US96498978 | 1978-11-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI791242A FI791242A (fi) | 1979-10-19 |
FI66400B FI66400B (fi) | 1984-06-29 |
FI66400C true FI66400C (fi) | 1984-10-18 |
Family
ID=27129180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI791242A FI66400C (fi) | 1978-04-18 | 1979-04-17 | Gasfasfoerfarande samt reaktorsystem foer framstaellning av olfinpolymerisat |
Country Status (17)
Country | Link |
---|---|
EP (1) | EP0004966B2 (sv) |
JP (1) | JPS5941648B2 (sv) |
AR (1) | AR218372A1 (sv) |
AT (1) | AT366069B (sv) |
AU (1) | AU526793B2 (sv) |
BR (1) | BR7902315A (sv) |
CA (1) | CA1146697A (sv) |
DE (1) | DE2965813D1 (sv) |
DK (1) | DK156279A (sv) |
ES (1) | ES479685A1 (sv) |
FI (1) | FI66400C (sv) |
GR (1) | GR72792B (sv) |
MX (1) | MX150394A (sv) |
NO (1) | NO154798C (sv) |
NZ (1) | NZ190211A (sv) |
PT (1) | PT69504A (sv) |
SG (1) | SG39184G (sv) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6028285B2 (ja) * | 1980-04-23 | 1985-07-04 | 三井化学株式会社 | ポリオレフィンの製造方法 |
JPS57192409A (en) * | 1981-05-23 | 1982-11-26 | Mitsui Petrochem Ind Ltd | Vapor phase polymerization of olefin |
DE3227932A1 (de) * | 1982-07-27 | 1984-02-02 | Basf Ag, 6700 Ludwigshafen | Vorrichtung zur umsetzung von gasen und gasen oder feststoffen zu temperaturempfindlichen feststoffen in der wirbelschicht |
US4503203A (en) * | 1983-12-20 | 1985-03-05 | Union Carbide Corporation | Preparation of granular stereoregular butene-1 polymers in a fluidized bed |
FR2570381B1 (fr) * | 1984-09-17 | 1987-05-15 | Bp Chimie Sa | Procede de polymerisation d'ethylene ou de copolymerisation d'ethylene et d'alpha-olefine en lit fluidise en presence de catalyseur a base d'oxyde de chrome |
FR2572082B1 (fr) * | 1984-10-24 | 1987-05-29 | Bp Chimie Sa | Procede de demarrage de polymerisation d'ethylene ou de copolymerisation d'ethylene et d'alpha-olefine en phase gazeuse en presence de catalyseur a base d'oxyde de chrome |
DE3600611A1 (de) | 1986-01-11 | 1987-07-16 | Basf Ag | Einsatz von antistatika zur vermeidung von belagbildung bei der herstellung von ultrahochmolekularem polyethylen in gasphasenreaktoren |
FR2758823B1 (fr) | 1997-01-24 | 1999-06-04 | Bp Chemicals Snc | Procede de polymerisation en phase gazeuse |
US6218484B1 (en) * | 1999-01-29 | 2001-04-17 | Union Carbide Chemicals & Plastics Technology Corporation | Fluidized bed reactor and polymerization process |
US6306981B1 (en) * | 1999-04-02 | 2001-10-23 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase polymerization process |
EP2281627A1 (en) | 2009-07-01 | 2011-02-09 | Total Petrochemicals Research Feluy | Process for producing steam using heat recovered from a polymerization reaction |
FR2977809B1 (fr) * | 2011-07-12 | 2016-01-08 | Arkema France | Regeneration de catalyseur en continu dans un reacteur a lit fluidise |
WO2019105659A1 (en) | 2017-11-28 | 2019-06-06 | Borealis Ag | Improved adhesive polymer composition |
CN114749108B (zh) * | 2022-04-06 | 2023-07-07 | 盛虹炼化(连云港)有限公司 | 一种沸腾床渣油加氢工艺用催化剂在线加卸方法及系统 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1290555A (fr) * | 1960-05-18 | 1962-04-13 | Montedison Spa | Procédé et appareil pour la polymérisation d'alpha-oléfines avec obtention de hauts polymères cristallins par une technique à couche fluidifiée |
DE1745114B2 (de) * | 1967-05-27 | 1980-10-02 | Chemische Werke Huels Ag, 4370 Marl | Verfahren zur Polymerisation von Äthylen, Propylen und/oder Butylen in der Gasphase |
US4003712A (en) * | 1970-07-29 | 1977-01-18 | Union Carbide Corporation | Fluidized bed reactor |
FR2207145B1 (sv) * | 1972-11-17 | 1975-09-12 | Naphtachimie Sa | |
IT1007028B (it) * | 1974-01-23 | 1976-10-30 | Montedison Spa | Sistema di termoregolazione di reattori catalitici a letto flui do operanti a temperatura elevata |
-
1979
- 1979-04-17 JP JP54046145A patent/JPS5941648B2/ja not_active Expired
- 1979-04-17 BR BR7902315A patent/BR7902315A/pt unknown
- 1979-04-17 PT PT69504A patent/PT69504A/pt unknown
- 1979-04-17 DK DK156279A patent/DK156279A/da not_active IP Right Cessation
- 1979-04-17 FI FI791242A patent/FI66400C/fi not_active IP Right Cessation
- 1979-04-17 EP EP79101169A patent/EP0004966B2/en not_active Expired
- 1979-04-17 AU AU46138/79A patent/AU526793B2/en not_active Ceased
- 1979-04-17 MX MX177332A patent/MX150394A/es unknown
- 1979-04-17 AT AT0288279A patent/AT366069B/de not_active IP Right Cessation
- 1979-04-17 GR GR58928A patent/GR72792B/el unknown
- 1979-04-17 DE DE7979101169T patent/DE2965813D1/de not_active Expired
- 1979-04-17 NO NO791277A patent/NO154798C/no unknown
- 1979-04-17 AR AR276210A patent/AR218372A1/es active
- 1979-04-18 CA CA000325730A patent/CA1146697A/en not_active Expired
- 1979-04-18 NZ NZ190211A patent/NZ190211A/xx unknown
- 1979-04-18 ES ES479685A patent/ES479685A1/es not_active Expired
-
1984
- 1984-05-23 SG SG391/84A patent/SG39184G/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE2965813D1 (en) | 1983-08-11 |
CA1146697A (en) | 1983-05-17 |
MX150394A (es) | 1984-04-30 |
NO154798C (no) | 1986-12-29 |
FI791242A (fi) | 1979-10-19 |
NO154798B (no) | 1986-09-15 |
AU526793B2 (en) | 1983-02-03 |
BR7902315A (pt) | 1979-10-23 |
EP0004966A2 (en) | 1979-10-31 |
FI66400B (fi) | 1984-06-29 |
DK156279A (da) | 1979-10-19 |
ES479685A1 (es) | 1979-11-01 |
NZ190211A (en) | 1981-04-24 |
PT69504A (en) | 1979-05-01 |
SG39184G (en) | 1985-02-08 |
EP0004966A3 (en) | 1979-11-14 |
EP0004966B1 (en) | 1983-07-06 |
EP0004966B2 (en) | 1988-03-30 |
NO791277L (no) | 1979-10-19 |
AR218372A1 (es) | 1980-05-30 |
AT366069B (de) | 1982-03-10 |
AU4613879A (en) | 1979-10-25 |
GR72792B (sv) | 1983-12-05 |
JPS54139983A (en) | 1979-10-30 |
JPS5941648B2 (ja) | 1984-10-08 |
ATA288279A (de) | 1981-07-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI66404C (fi) | Foerfarande foer framstaellning av etylenpolymerisat med stor taethet med tillhjaelp av en ti-haltig katalysator | |
EP0043220B1 (en) | Catalyst impregnated on fine silica, process for preparing, and use for ethylene polymerization | |
US4293673A (en) | Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization | |
US4427573A (en) | Polymerization catalyst, process for preparing, and use for ethylene polymerization | |
FI66400C (fi) | Gasfasfoerfarande samt reaktorsystem foer framstaellning av olfinpolymerisat | |
US4376062A (en) | Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization | |
US4255542A (en) | Exothermic polymerization in a vertical fluid bed reactor system containing cooling means therein and apparatus therefor | |
US4011382A (en) | Preparation of low and medium density ethylene polymer in fluid bed reactor | |
FI76816C (sv) | Direkt omvandling av en polymerisationsreaktion som katalyseras av en Ziegler-typs katalysatortill en polymerisationsreaktion som katalysera s av en krombaserad katalysator. | |
EP0004647B1 (en) | Process for copolymerizing ethylene | |
EP0055605B1 (en) | Improved catalyst composition for polymerizing ethylene, preparative method and polymerization process | |
US4376191A (en) | Use of dialkylzinc compounds to initiate polymerization of ethylene with chromium oxide catalysts | |
US20060281879A1 (en) | Catalyst compositions comprising small silica support materials and methods of use in polymerization reactions | |
JP2006521455A (ja) | ポリエチレン製造用鉱物油系クロム系触媒 | |
AU2003256521B2 (en) | Supported polymerization catalyst | |
JPH02129205A (ja) | アルファ−オレフィン重合用クロム含有変性触媒 | |
JPH05155938A (ja) | エチレン共重合体からのヘキサン抽出分の減少法 | |
US9303094B2 (en) | Polymerization process | |
FI66403C (fi) | Foerfarande foer framstaellning av etylenpolymerisat med stor taethet med hjaelp av en ti-haltig katalysator i en fluidiseringsbaeddreaktor | |
KR820002026B1 (ko) | 냉각수단을 갖는 수직유동상 반응기 시스템 내에서의 발열중합 반응중에 고체입상중합제를 연속저압기상법으로 제조하는 방법 | |
KR820002050B1 (ko) | 고체입상 중합체를 제조할 수 있는 유동상 반응기계(流動床反應器系) | |
EP2451848A1 (en) | Enhanced condensed mode operation in method of producing polyofefins with chromium based catalysts | |
CS209922B2 (cs) | Vertikální reaktor s fluidním ložem |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: UNION CARBIDE CORP |