IT567238A - - Google Patents
Info
- Publication number
- IT567238A IT567238A IT567238DA IT567238A IT 567238 A IT567238 A IT 567238A IT 567238D A IT567238D A IT 567238DA IT 567238 A IT567238 A IT 567238A
- Authority
- IT
- Italy
Links
Classifications
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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
- 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
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- 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
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1868—Stationary reactors having moving elements inside resulting in a loop-type movement
- B01J19/1881—Stationary reactors having moving elements inside resulting in a loop-type movement externally, i.e. the mixture leaving the vessel and subsequently re-entering it
-
- 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
- B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
- B01J8/10—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles moved by stirrers or by rotary drums or rotary receptacles or endless belts
-
- 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
- C08F10/02—Ethene
-
- 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
-
- 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
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00103—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger separate from 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00162—Controlling or regulating processes controlling the pressure
-
- 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
- B01J2219/00164—Controlling or regulating processes controlling the flow
-
- 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
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/185—Details relating to the spatial orientation of the reactor vertical
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
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- 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
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- 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
-
- 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
- Y10S526/918—Polymerization reactors for addition polymer preparation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEB39038A DE1013870B (de) | 1956-02-08 | 1956-02-08 | Verfahren zum Abfuehren der Polymerisationswaerme |
DEB0051990 | 1959-02-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT567238A true IT567238A (it) | 1900-01-01 |
Family
ID=25965125
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT567238D IT567238A (it) | 1956-02-08 |
Country Status (6)
Country | Link |
---|---|
US (2) | US3256263A (it) |
DE (2) | DE1013870B (it) |
FR (1) | FR1166627A (it) |
GB (2) | GB826053A (it) |
IT (1) | IT567238A (it) |
NL (2) | NL248023A (it) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL126213C (it) * | 1958-07-31 | |||
GB872773A (en) * | 1959-06-05 | 1961-07-12 | Kurashiki Rayon Kk | A method of manufacturing polyvinyl acetate |
US3437646A (en) * | 1964-10-21 | 1969-04-08 | Phillips Petroleum Co | Reaction process |
US4012573A (en) * | 1970-10-09 | 1977-03-15 | Basf Aktiengesellschaft | Method of removing heat from polymerization reactions of monomers in the gas phase |
CA1053846A (en) * | 1974-12-16 | 1979-05-01 | The Standard Oil Company | Horizontal reactor for the vapor phase polymerization of monomers |
US3965083A (en) * | 1974-12-16 | 1976-06-22 | Standard Oil Company | Process for the vapor phase polymerization of monomers in a horizontal, quench-cooled, stirred-bed reactor using essentially total off-gas recycle and melt finishing |
GB1532445A (en) * | 1975-04-17 | 1978-11-15 | Ici Ltd | Gas phase polymerisation of mono-alpha-olefines |
EP0001186B1 (en) * | 1977-09-14 | 1981-08-12 | BP Chemicals Limited | Process for producing polyisobutenes |
US4588790A (en) * | 1982-03-24 | 1986-05-13 | Union Carbide Corporation | Method for fluidized bed polymerization |
US4543399A (en) * | 1982-03-24 | 1985-09-24 | Union Carbide Corporation | Fluidized bed reaction systems |
DZ520A1 (fr) * | 1982-03-24 | 2004-09-13 | Union Carbide Corp | Procédé perfectionné pour accroitre le rendement espace temps d'une réaction de polymérisation exothermique en lit fluidisé. |
DE3239883A1 (de) * | 1982-10-28 | 1984-05-10 | Basf Ag, 6700 Ludwigshafen | Verfahren zum kontinuierlichen herstellen von copolymerisaten des ethylens mit hoeheren (alpha)-monoolefinen |
DE3239884A1 (de) * | 1982-10-28 | 1984-05-03 | Basf Ag, 6700 Ludwigshafen | Verfahren zum kontinuierlichen herstellen von copolymerisaten des ethylens mit hoeheren (alpha)-monoolefinen |
US4666998A (en) * | 1984-12-31 | 1987-05-19 | Mobil Oil Corporation | Closed loop recycle of vent gas in polymerization process |
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 |
US5317036A (en) * | 1992-10-16 | 1994-05-31 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase polymerization reactions utilizing soluble unsupported catalysts |
US5391656A (en) * | 1993-09-24 | 1995-02-21 | Union Carbide Chemicals & Plastics Technology Corporation | Recovery of unreacted monomers in an olefin polymerization process |
US6384156B1 (en) | 1994-08-02 | 2002-05-07 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase polymerization process |
US5453471B1 (en) * | 1994-08-02 | 1999-02-09 | Carbide Chemicals & Plastics T | Gas phase polymerization process |
US6200509B1 (en) | 1998-06-26 | 2001-03-13 | Union Carbide Chemicals & Plastics Technology Corporation | Form of synthetic rubber |
WO2002077045A2 (en) * | 2001-03-27 | 2002-10-03 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase process for polymers with group 4 metal complex catalyst addition |
AU2002360862A1 (en) * | 2002-01-15 | 2003-07-30 | Advanced Elastomer Systems, L.P. | Thermoplastic elastomers and process for making the same |
US11168157B2 (en) | 2018-12-04 | 2021-11-09 | Chevron Phillips Chemical Company Lp | Melt flow index response in polyethylene reactors |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US710957A (en) * | 1899-03-03 | 1902-10-14 | Charles S Bradley | Method of reducing temperature of gases or vapors. |
US1402318A (en) * | 1919-08-25 | 1922-01-03 | Us Ind Alcohol Co | Apparatus for producing tetrahalogenated hydrocarbons |
US2484384A (en) * | 1946-02-11 | 1949-10-11 | California Research Corp | Polymerization process |
DE1051004B (de) * | 1953-01-27 | 1959-02-19 | Phillips Petroleum Company, Bartlesville, OkIa. (V. St. A.) | Verfahren zur Herstellung von hochmolekularen Olefinpolymeren oder Olefinmischpolymeren |
DE1064718B (de) * | 1955-02-04 | 1959-09-03 | Gelsenberg Benzin Ag | Verfahren zur Polymerisation von Olefinen oder olefinhaltigen Gasen |
US2885389A (en) * | 1955-07-05 | 1959-05-05 | Koppers Co Inc | Polymerization processes |
US2882264A (en) * | 1955-10-10 | 1959-04-14 | Dow Chemical Co | Polymerization of ethylene |
US2846426A (en) * | 1955-12-08 | 1958-08-05 | Dow Chemical Co | Polymerization in vapor phase with complex metal catalysts |
US2906742A (en) * | 1955-12-08 | 1959-09-29 | Dow Chemical Co | Ethylene polymerization process |
BE554363A (it) * | 1956-01-20 | |||
US2917372A (en) * | 1958-09-12 | 1959-12-15 | Sun Oil Co | Liquid-gas contact reactor |
-
0
- IT IT567238D patent/IT567238A/it unknown
- DE DENDAT1071338D patent/DE1071338B/de active Pending
- NL NL127455D patent/NL127455C/xx active
- NL NL248023D patent/NL248023A/xx unknown
-
1956
- 1956-02-08 DE DEB39038A patent/DE1013870B/de active Pending
-
1957
- 1957-02-04 FR FR1166627D patent/FR1166627A/fr not_active Expired
- 1957-02-05 GB GB3896/57A patent/GB826053A/en not_active Expired
-
1960
- 1960-02-03 GB GB3776/60A patent/GB922400A/en not_active Expired
- 1960-02-04 US US6811A patent/US3256263A/en not_active Expired - Lifetime
-
1963
- 1963-03-25 US US271545A patent/US3350376A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE1013870B (de) | 1957-08-14 |
FR1166627A (fr) | 1958-11-13 |
DE1071338B (de) | 1959-12-17 |
US3350376A (en) | 1967-10-31 |
US3256263A (en) | 1966-06-14 |
NL127455C (it) | 1900-01-01 |
GB922400A (en) | 1963-04-03 |
NL248023A (it) | 1900-01-01 |
GB826053A (en) | 1959-12-23 |