IT1066202B - Procedimento ed apparecchio per la preparazione di poliolefine con ampia distribuzione di peso molecolare - Google Patents
Procedimento ed apparecchio per la preparazione di poliolefine con ampia distribuzione di peso molecolareInfo
- Publication number
- IT1066202B IT1066202B IT5074776A IT5074776A IT1066202B IT 1066202 B IT1066202 B IT 1066202B IT 5074776 A IT5074776 A IT 5074776A IT 5074776 A IT5074776 A IT 5074776A IT 1066202 B IT1066202 B IT 1066202B
- Authority
- IT
- Italy
- Prior art keywords
- polyolefins
- procedure
- preparation
- molecular weight
- wide distribution
- 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
- B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
-
- 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
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)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7509293A NL7509293A (nl) | 1975-08-05 | 1975-08-05 | Inrichting voor het bereiden van polymeren met een brede molecuulgewichtsverdeling. |
NL7509292A NL7509292A (nl) | 1975-08-05 | 1975-08-05 | Werkwijze ter bereiding van polyolefinen met een brede molecuulgewichtsverdeling. |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1066202B true IT1066202B (it) | 1985-03-04 |
Family
ID=26645137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5074776A IT1066202B (it) | 1975-08-05 | 1976-08-03 | Procedimento ed apparecchio per la preparazione di poliolefine con ampia distribuzione di peso molecolare |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5219788A (de) |
DE (1) | DE2635273A1 (de) |
FR (1) | FR2320311A1 (de) |
GB (1) | GB1548203A (de) |
IT (1) | IT1066202B (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2445343A1 (fr) * | 1978-12-28 | 1980-07-25 | Charbonnages Ste Chimique | Procede pour l'elargissement de la repartition moleculaire du polyethylene par emploi de deux reacteurs fonctionnant a des pressions et temperatures tres differentes et en absence d'hydrogene |
JPS55123637A (en) * | 1979-03-15 | 1980-09-24 | Sumitomo Chem Co Ltd | Extruded sheet of polypropylene |
JPS5610506A (en) * | 1979-07-09 | 1981-02-03 | Mitsui Petrochem Ind Ltd | Production of ethylene polymer composition |
DE3061353D1 (en) * | 1979-09-13 | 1983-01-20 | Ciba Geigy Ag | Process for carrying off the reaction heat from exothermal chemical reactions and apparatus for carrying out the process |
BR8200530A (pt) * | 1981-01-30 | 1982-12-07 | Sumitomo Chemical Co | Processo para produzir um polimero de etileno |
JPS5821406A (ja) * | 1981-07-30 | 1983-02-08 | Sumitomo Chem Co Ltd | エチレン重合体の製造方法 |
US4710563A (en) * | 1986-08-15 | 1987-12-01 | El Paso Products Company | Process for the recovery of amorphous devaporized polyalphaolefin |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL88611C (de) * | 1951-09-10 | |||
US3380978A (en) * | 1965-06-17 | 1968-04-30 | Du Pont | Process for producing hydrocarbon polymers |
DE1720611C3 (de) * | 1967-01-28 | 1984-03-01 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Polymerisation von Äthylen oder dessen Mischungen mit höheren α-Olefinen |
CA946097A (en) * | 1969-05-02 | 1974-04-23 | Du Pont Of Canada Limited | Process for producing improved hydrocarbon polymers |
BE761965A (de) * | 1970-01-30 | 1971-07-26 | Shell Int Research |
-
1976
- 1976-07-23 GB GB3091976A patent/GB1548203A/en not_active Expired
- 1976-07-26 FR FR7622698A patent/FR2320311A1/fr active Granted
- 1976-08-03 IT IT5074776A patent/IT1066202B/it active
- 1976-08-04 JP JP9308776A patent/JPS5219788A/ja active Granted
- 1976-08-05 DE DE19762635273 patent/DE2635273A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
DE2635273A1 (de) | 1977-02-17 |
FR2320311A1 (fr) | 1977-03-04 |
GB1548203A (en) | 1979-07-04 |
JPS638122B2 (de) | 1988-02-20 |
FR2320311B1 (de) | 1982-11-19 |
JPS5219788A (en) | 1977-02-15 |
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