IT8048541A0 - Procedimento per la preparazione di supporti per catalizzatori a basedi ossidi di zirconio e silicio per la polimerizzazione di olefine eprodotto ottenuto - Google Patents
Procedimento per la preparazione di supporti per catalizzatori a basedi ossidi di zirconio e silicio per la polimerizzazione di olefine eprodotto ottenutoInfo
- Publication number
- IT8048541A0 IT8048541A0 IT8048541A IT4854180A IT8048541A0 IT 8048541 A0 IT8048541 A0 IT 8048541A0 IT 8048541 A IT8048541 A IT 8048541A IT 4854180 A IT4854180 A IT 4854180A IT 8048541 A0 IT8048541 A0 IT 8048541A0
- Authority
- IT
- Italy
- Prior art keywords
- olefins
- zirconium
- polymerization
- supports
- procedure
- Prior art date
Links
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 title 1
- 150000001336 alkenes Chemical class 0.000 title 1
- 239000003054 catalyst Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000006116 polymerization reaction Methods 0.000 title 1
- 238000002360 preparation method Methods 0.000 title 1
- 229910052814 silicon oxide Inorganic materials 0.000 title 1
- 229910001928 zirconium oxide Inorganic materials 0.000 title 1
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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/03—Precipitation; Co-precipitation
- B01J37/036—Precipitation; Co-precipitation to form a gel or a cogel
-
- 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
-
- 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
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/044,004 US4246137A (en) | 1979-05-31 | 1979-05-31 | Method of preparing zirconia-silica xerogels, the xerogels, and xerogel catalysts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8048541A0 true IT8048541A0 (it) | 1980-04-29 |
| IT1146934B IT1146934B (it) | 1986-11-19 |
Family
ID=21930012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT48541/80A IT1146934B (it) | 1979-05-31 | 1980-04-29 | Procedimento per la preparazione di supporti per catalizzatori a base di ossidi di zirconio e silicio per la polimerizzazione di olefine e prodotto ottenuto |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4246137A (it) |
| JP (1) | JPS5628643A (it) |
| BE (1) | BE883274A (it) |
| CA (1) | CA1134340A (it) |
| DE (2) | DE3051072C2 (it) |
| FR (1) | FR2457714B1 (it) |
| GB (1) | GB2050858B (it) |
| IT (1) | IT1146934B (it) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4590246A (en) * | 1979-05-31 | 1986-05-20 | Norchem, Inc. | Method of polymerizing olefins |
| US4279780A (en) * | 1980-04-18 | 1981-07-21 | Chemplex Company | Method of preparing catalyst supports |
| US4436883A (en) | 1982-01-20 | 1984-03-13 | Phillips Petroleum Company | Polymerization using a support formed by heating silica gel in inert atmosphere |
| JPS6046915A (ja) * | 1983-08-24 | 1985-03-14 | Taki Chem Co Ltd | 合成無定形ジルコニウム結合珪酸塩及びその製造方法 |
| CA1243010A (en) * | 1983-10-07 | 1988-10-11 | William Kirch | Zirconia-titania-silica tergels and their use as catalyst supports |
| US4791089A (en) * | 1983-10-07 | 1988-12-13 | Enron Chemical Corporation | Zirconia-titania-silica tergels and their use as catalyst supports |
| FR2590887B1 (fr) * | 1985-12-02 | 1990-09-07 | Rhone Poulenc Spec Chim | Composition a base d'oxyde de zirconium et procede de preparation |
| GB8925979D0 (en) * | 1989-11-16 | 1990-01-04 | Shell Int Research | Process for the preparation of extrudates,extrudates,and use of the extrudates |
| IT1240673B (it) * | 1990-04-24 | 1993-12-17 | Tenav | Microsfere di aerogels di ossidi inorganici a stretta distribuzione dei diametri dei pori e metodo per la loro preparazione |
| JP2566487Y2 (ja) * | 1991-08-19 | 1998-03-25 | 積水ハウス株式会社 | 雪留め用屋根構造 |
| US5231066A (en) * | 1991-09-11 | 1993-07-27 | Quantum Chemical Corporation | Bimodal silica gel, its preparation and use as a catalyst support |
| BE1005444A3 (fr) * | 1991-10-14 | 1993-07-27 | Solvay | Procede de preparation de catalyseurs de polymerisation des olefines, catalyseurs obtenus selon ce procede et procede pour polymeriser les olefines en presence de ces catalyseurs. |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2289919A (en) * | 1938-10-31 | 1942-07-14 | Universal Oil Prod Co | Manufacture of catalysts |
| US2444913A (en) * | 1944-05-12 | 1948-07-13 | Houdry Process Corp | Preparation of zirconia containing catalysis |
| DE1187589B (de) * | 1959-04-02 | 1965-02-25 | Socony Mobil Oil Co Inc | Verfahren zur Herstellung eines Crackkatalysators aus Siliciumdioxyd und Zirkondioxyd |
| US3801705A (en) * | 1968-10-11 | 1974-04-02 | Nat Petro Chem | Preparation of silica gels |
| US3652216A (en) * | 1968-10-11 | 1972-03-28 | Nat Petro Chemicals Co Inc | Preparation of silica gels |
| US3862104A (en) * | 1972-01-07 | 1975-01-21 | Phillips Petroleum Co | Large pore silica gel catalysts |
| BE793717A (fr) * | 1972-01-07 | 1973-07-05 | Phillips Petroleum Co | Catalyseurs a base de gels de silices a grands pores |
| US3960826A (en) * | 1973-07-27 | 1976-06-01 | National Petro Chemicals Corporation | Olefin polymerization process |
| US3950316A (en) * | 1974-05-03 | 1976-04-13 | Phillips Petroleum Company | Catalyst support formed by adding acidic material to silica containing titanium |
| US3953413A (en) * | 1974-06-13 | 1976-04-27 | Chemplex Company | Supported chromium-containing catalyst and process of polymerizing 1-olefins |
| US4054511A (en) * | 1974-06-24 | 1977-10-18 | Mobil Oil Corporation | Activation of ferrierite and conversion of hydrocarbons therewith |
-
1979
- 1979-05-31 US US06/044,004 patent/US4246137A/en not_active Expired - Lifetime
-
1980
- 1980-03-14 CA CA000347744A patent/CA1134340A/en not_active Expired
- 1980-04-17 GB GB8012767A patent/GB2050858B/en not_active Expired
- 1980-04-29 IT IT48541/80A patent/IT1146934B/it active
- 1980-05-13 BE BE0/200599A patent/BE883274A/fr not_active IP Right Cessation
- 1980-05-28 FR FR8011789A patent/FR2457714B1/fr not_active Expired
- 1980-05-30 DE DE3051072A patent/DE3051072C2/de not_active Expired
- 1980-05-30 DE DE19803020598 patent/DE3020598A1/de active Granted
- 1980-05-30 JP JP7163780A patent/JPS5628643A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1134340A (en) | 1982-10-26 |
| DE3051072C2 (it) | 1987-10-29 |
| DE3020598C2 (it) | 1987-10-08 |
| GB2050858B (en) | 1983-02-16 |
| DE3020598A1 (de) | 1980-12-04 |
| FR2457714B1 (fr) | 1986-09-12 |
| US4246137A (en) | 1981-01-20 |
| IT1146934B (it) | 1986-11-19 |
| GB2050858A (en) | 1981-01-14 |
| FR2457714A1 (fr) | 1980-12-26 |
| JPS5628643A (en) | 1981-03-20 |
| JPS635135B2 (it) | 1988-02-02 |
| BE883274A (fr) | 1980-09-01 |
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