IT1069569B - Perfezionamento nei catalizzatori per la polimerizzazione delle olefine in particolare per la produzione di polimeri etilenici di proprieta migliorate - Google Patents
Perfezionamento nei catalizzatori per la polimerizzazione delle olefine in particolare per la produzione di polimeri etilenici di proprieta migliorateInfo
- Publication number
- IT1069569B IT1069569B IT5120076A IT5120076A IT1069569B IT 1069569 B IT1069569 B IT 1069569B IT 5120076 A IT5120076 A IT 5120076A IT 5120076 A IT5120076 A IT 5120076A IT 1069569 B IT1069569 B IT 1069569B
- Authority
- IT
- Italy
- Prior art keywords
- olefins
- catalysts
- polymerization
- improvement
- production
- Prior art date
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
- C08F110/00—Homopolymers 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
- B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerization Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61225275A | 1975-09-10 | 1975-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1069569B true IT1069569B (it) | 1985-03-25 |
Family
ID=24452382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT5120076A IT1069569B (it) | 1975-09-10 | 1976-09-09 | Perfezionamento nei catalizzatori per la polimerizzazione delle olefine in particolare per la produzione di polimeri etilenici di proprieta migliorate |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5248583A (it) |
| BE (1) | BE845754A (it) |
| CA (1) | CA1068048A (it) |
| DE (1) | DE2640100A1 (it) |
| FR (1) | FR2323702A1 (it) |
| GB (1) | GB1561756A (it) |
| IT (1) | IT1069569B (it) |
| NL (1) | NL7610099A (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4444968A (en) * | 1980-12-31 | 1984-04-24 | Phillips Petroleum Company | Olefin polymerization with phosphate supported zerovalent chromium |
| CA1168833A (en) * | 1980-12-31 | 1984-06-12 | Max P. Mcdaniel | Production of aluminum phosphate from concentrated mass |
| US4364839A (en) | 1980-12-31 | 1982-12-21 | Phillips Petroleum Company | Catalyst comprising chromium on silica/phosphate support |
| US4364841A (en) | 1980-12-31 | 1982-12-21 | Phillips Petroleum Company | Phosphate containing support with zerovalent chromium |
| US4444964A (en) * | 1980-12-31 | 1984-04-24 | Phillips Petroleum Company | Polymerization process using phosphate supported chromium catalyst |
| US4364855A (en) | 1980-12-31 | 1982-12-21 | Phillips Petroleum Company | Production of aluminum phosphate from concentrated mass |
| US4397765A (en) | 1980-12-31 | 1983-08-09 | Phillips Petroleum Company | Phosphated alumina or aluminum phosphate chromium catalyst |
| US4444965A (en) * | 1980-12-31 | 1984-04-24 | Phillips Petroleum Company | Olefin polymerization using chromium on an aluminum phosphate produced from a concentrated mass |
| US4444966A (en) * | 1982-05-05 | 1984-04-24 | Phillips Petroleum Company | Polymerization using phosphated alumina or aluminum phosphate chromium catalyst |
| ATE72420T1 (de) * | 1985-08-29 | 1992-02-15 | Grace W R & Co | Aluminiumphosphat mit einem hohen porenvolumen. |
| US6461415B1 (en) * | 2000-08-23 | 2002-10-08 | Applied Thin Films, Inc. | High temperature amorphous composition based on aluminum phosphate |
-
1976
- 1976-08-25 GB GB3528576A patent/GB1561756A/en not_active Expired
- 1976-08-25 CA CA259,845A patent/CA1068048A/en not_active Expired
- 1976-09-01 BE BE170276A patent/BE845754A/xx unknown
- 1976-09-07 DE DE19762640100 patent/DE2640100A1/de not_active Withdrawn
- 1976-09-09 IT IT5120076A patent/IT1069569B/it active
- 1976-09-09 FR FR7627077A patent/FR2323702A1/fr active Granted
- 1976-09-10 JP JP10795576A patent/JPS5248583A/ja active Pending
- 1976-09-10 NL NL7610099A patent/NL7610099A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2323702A1 (fr) | 1977-04-08 |
| JPS5248583A (en) | 1977-04-18 |
| NL7610099A (nl) | 1977-03-14 |
| FR2323702B1 (it) | 1980-07-18 |
| CA1068048A (en) | 1979-12-11 |
| BE845754A (fr) | 1977-03-01 |
| GB1561756A (en) | 1980-02-27 |
| DE2640100A1 (de) | 1977-03-31 |
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