BR8005302A - PROCESS FOR OBTAINING HIGH ALUMINUM OXIDE SPECIFIC AREA AND HIGH VOLUME OF PORES TO BE USED AS CATASISATOR OR CATALYST SUPPORT - Google Patents
PROCESS FOR OBTAINING HIGH ALUMINUM OXIDE SPECIFIC AREA AND HIGH VOLUME OF PORES TO BE USED AS CATASISATOR OR CATALYST SUPPORTInfo
- Publication number
- BR8005302A BR8005302A BR8005302A BR8005302A BR8005302A BR 8005302 A BR8005302 A BR 8005302A BR 8005302 A BR8005302 A BR 8005302A BR 8005302 A BR8005302 A BR 8005302A BR 8005302 A BR8005302 A BR 8005302A
- Authority
- BR
- Brazil
- Prior art keywords
- catasisator
- pores
- aluminum oxide
- specific area
- catalyst support
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR8005302A BR8005302A (en) | 1980-08-21 | 1980-08-21 | PROCESS FOR OBTAINING HIGH ALUMINUM OXIDE SPECIFIC AREA AND HIGH VOLUME OF PORES TO BE USED AS CATASISATOR OR CATALYST SUPPORT |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR8005302A BR8005302A (en) | 1980-08-21 | 1980-08-21 | PROCESS FOR OBTAINING HIGH ALUMINUM OXIDE SPECIFIC AREA AND HIGH VOLUME OF PORES TO BE USED AS CATASISATOR OR CATALYST SUPPORT |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8005302A true BR8005302A (en) | 1982-04-20 |
Family
ID=4023587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8005302A BR8005302A (en) | 1980-08-21 | 1980-08-21 | PROCESS FOR OBTAINING HIGH ALUMINUM OXIDE SPECIFIC AREA AND HIGH VOLUME OF PORES TO BE USED AS CATASISATOR OR CATALYST SUPPORT |
Country Status (1)
Country | Link |
---|---|
BR (1) | BR8005302A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3823934A1 (en) * | 1987-07-31 | 1989-02-09 | Petroleo Brasileiro Sa | Process for producing an ethylene polymerisation catalyst and ethylene polymerisation process |
DE3837524A1 (en) * | 1987-12-28 | 1989-07-06 | Petroleo Brasileiro Sa | METHOD FOR PRODUCING A CATALYTIC SYSTEM OF THE BRICK TYPE AND A METHOD FOR PRODUCING POLYAETHYLENE WITH EXTREMELY HIGH MOLECULAR WEIGHT USING THIS SYSTEM |
US5807950A (en) * | 1993-04-05 | 1998-09-15 | Petroleo Brasileiro S.A.-Petrobras | Spherical ultra high molecular weight polyethylene |
-
1980
- 1980-08-21 BR BR8005302A patent/BR8005302A/en not_active IP Right Cessation
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3823934A1 (en) * | 1987-07-31 | 1989-02-09 | Petroleo Brasileiro Sa | Process for producing an ethylene polymerisation catalyst and ethylene polymerisation process |
US6018006A (en) * | 1987-07-31 | 2000-01-25 | Petroleo Brasileiro S.A. - Petrobras | Process for preparing an ethylene polymerization catalyst and ethylene polymerization process |
US6133188A (en) * | 1987-07-31 | 2000-10-17 | Petroleo Brasileiro S.A. - Petrobras | Process for preparing an ethylene polymerization catalyst and ethylene polymerization process |
DE3823934C2 (en) * | 1987-07-31 | 2002-01-03 | Petroleo Brasileiro Sa | Process for producing an ethylene polymerization catalyst and ethylene polymerization process |
DE3837524A1 (en) * | 1987-12-28 | 1989-07-06 | Petroleo Brasileiro Sa | METHOD FOR PRODUCING A CATALYTIC SYSTEM OF THE BRICK TYPE AND A METHOD FOR PRODUCING POLYAETHYLENE WITH EXTREMELY HIGH MOLECULAR WEIGHT USING THIS SYSTEM |
US4983693A (en) * | 1987-12-28 | 1991-01-08 | Petroleo Brasileiro S.A. -Petrobras | Process for preparing a Ziegler type catalytic system and process for preparing ultra high molecular weight polyethylene |
US5807950A (en) * | 1993-04-05 | 1998-09-15 | Petroleo Brasileiro S.A.-Petrobras | Spherical ultra high molecular weight polyethylene |
US5811362A (en) * | 1993-04-05 | 1998-09-22 | Petroleo Brasileiro S.A.-Petrobras | Process for preparing a Ziegler-type spherical catalyst for alpha-olefin polymerization process |
US6384163B1 (en) | 1993-04-05 | 2002-05-07 | Petroleo Brasileiro S. A.-Petrobras | Spherical catalyst, process for preparing a spherical polyethylene of ultra-high molecular weight |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK | Patent expired |
Effective date: 19950821 |