BR8707098A - Processo de preparacao de sistema catalitico tipo ziegler e processo de preparacao de polietileno de altissimo peso molecular - Google Patents

Processo de preparacao de sistema catalitico tipo ziegler e processo de preparacao de polietileno de altissimo peso molecular

Info

Publication number
BR8707098A
BR8707098A BR878707098A BR8707098A BR8707098A BR 8707098 A BR8707098 A BR 8707098A BR 878707098 A BR878707098 A BR 878707098A BR 8707098 A BR8707098 A BR 8707098A BR 8707098 A BR8707098 A BR 8707098A
Authority
BR
Brazil
Prior art keywords
preparation
molecular weight
high molecular
weight polyethylene
catalytic system
Prior art date
Application number
BR878707098A
Other languages
English (en)
Inventor
Roberto Barcala Haag
Jaime Correia Da Silva
Juann Raul Quijada Abarca
Odyr Do Filho Coutto
Original Assignee
Petroleo Brasileiro Sa
Polialden Petroquimica
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Petroleo Brasileiro Sa, Polialden Petroquimica filed Critical Petroleo Brasileiro Sa
Priority to BR878707098A priority Critical patent/BR8707098A/pt
Priority to CA000581972A priority patent/CA1313435C/en
Priority to DE3837524A priority patent/DE3837524A1/de
Priority to MX1405688A priority patent/MX169052B/es
Priority to AR88312700A priority patent/AR243902A1/es
Priority to ES8803793A priority patent/ES2009457A6/es
Priority to FR888816569A priority patent/FR2625202B1/fr
Priority to US07/290,481 priority patent/US4983693A/en
Publication of BR8707098A publication Critical patent/BR8707098A/pt

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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • 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
    • Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
BR878707098A 1987-12-28 1987-12-28 Processo de preparacao de sistema catalitico tipo ziegler e processo de preparacao de polietileno de altissimo peso molecular BR8707098A (pt)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BR878707098A BR8707098A (pt) 1987-12-28 1987-12-28 Processo de preparacao de sistema catalitico tipo ziegler e processo de preparacao de polietileno de altissimo peso molecular
CA000581972A CA1313435C (en) 1987-12-28 1988-11-02 Process for preparing a ziegler type catalytic system and process for preparing ultra high molecular weight polyethylene
DE3837524A DE3837524A1 (de) 1987-12-28 1988-11-04 Verfahren zur herstellung eines katalytischen systems vom zieglertyp und ein verfahren zur herstellung von polyaethylen mit extrem hohem molekulargewicht unter verwendung dieses systems
MX1405688A MX169052B (es) 1987-12-28 1988-12-06 Proceso de preparacion de sistema catalitico tipo ziegler y proceso de preparacion de polietileno de altisimo peso molecular
AR88312700A AR243902A1 (es) 1987-12-28 1988-12-12 Proceso de preparacion de sistema catalitico tipo ziegler
ES8803793A ES2009457A6 (es) 1987-12-28 1988-12-13 Proceso de preparacion de sistema catalitico tipo ziegler y proceso de preparacion de polietileno de altisimo peso molecular.
FR888816569A FR2625202B1 (fr) 1987-12-28 1988-12-15 Procede de preparation d'un systeme catalytique de type ziegler, procede de preparation de polyethylene de poids moleculaire tres eleve l'utilisant et polyethylene ainsi obtenu
US07/290,481 US4983693A (en) 1987-12-28 1988-12-29 Process for preparing a Ziegler type catalytic system and process for preparing ultra high molecular weight polyethylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR878707098A BR8707098A (pt) 1987-12-28 1987-12-28 Processo de preparacao de sistema catalitico tipo ziegler e processo de preparacao de polietileno de altissimo peso molecular

Publications (1)

Publication Number Publication Date
BR8707098A true BR8707098A (pt) 1989-08-15

Family

ID=4043889

Family Applications (1)

Application Number Title Priority Date Filing Date
BR878707098A BR8707098A (pt) 1987-12-28 1987-12-28 Processo de preparacao de sistema catalitico tipo ziegler e processo de preparacao de polietileno de altissimo peso molecular

Country Status (8)

Country Link
US (1) US4983693A (pt)
AR (1) AR243902A1 (pt)
BR (1) BR8707098A (pt)
CA (1) CA1313435C (pt)
DE (1) DE3837524A1 (pt)
ES (1) ES2009457A6 (pt)
FR (1) FR2625202B1 (pt)
MX (1) MX169052B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3823934C2 (de) * 1987-07-31 2002-01-03 Petroleo Brasileiro Sa Verfahren zur Herstellung eines Ethylenpolymerisationskatalysators und Ethylenpolymerisationsverfahren
US5231119A (en) * 1990-04-27 1993-07-27 Himont Incorporated Crystalline olefin polymers and copolymers in the form of spherical particles at high porosity
US5292584A (en) * 1991-04-11 1994-03-08 E. I. Du Pont De Nemours And Company Ultrahigh molecular weight polyethylene and lightly-filled composites thereof
BR9301438A (pt) * 1993-04-05 1994-11-15 Petroleo Brasileiro Sa Processo de preparação de catalisador esférico tipo ziegler para polimerização de alfa-olefinas, catalisador esférico, processo de obtenção de polietileno esférico de altíssimo peso molecular e polietileno esférico de altíssimo pelo molecular
SG76483A1 (en) * 1995-06-22 2000-11-21 Mitsubishi Chem Corp Pipe made of polyethylene resin
DE10210314A1 (de) * 2002-03-08 2003-09-25 Ticona Gmbh Zusammensetzungen, enthaltend Elastomere und Polyethylene hohen Molekulargewichts mit irregulärer Partikelform, Verfahren zu deren Herstellung und deren Verwendung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH523090A (fr) * 1970-06-18 1972-05-31 Solvay Procédé pour la préparation d'un catalyseur de polymérisation
US4258159A (en) * 1972-11-24 1981-03-24 Solvay & Cie Process for the polymerization of olefins
CH582201A5 (pt) * 1972-11-24 1976-11-30 Solvay
US4295991A (en) * 1978-09-26 1981-10-20 Exxon Research & Engineering Co. Titanium trichloride catalyst component and the process for the production thereof
BR8005302A (pt) * 1980-08-21 1982-04-20 Petroleo Brasileiro Sa Processo para obtencao de oxido de aluminio de elevada area especifica e alto volume de poros para ser usado como catasisador ou suporte de catalisador
BR8005670A (pt) * 1980-09-05 1982-05-04 Petroleo Brasileiro Sa Processo de preparacao de um sistema catalitico tipo ziegler e sua utilizacao na obtencao de polietileno de altissimo peso molcular
DE3823934C2 (de) * 1987-07-31 2002-01-03 Petroleo Brasileiro Sa Verfahren zur Herstellung eines Ethylenpolymerisationskatalysators und Ethylenpolymerisationsverfahren

Also Published As

Publication number Publication date
MX169052B (es) 1993-06-18
CA1313435C (en) 1993-02-02
FR2625202B1 (fr) 1991-02-15
ES2009457A6 (es) 1989-09-16
FR2625202A1 (fr) 1989-06-30
AR243902A1 (es) 1993-09-30
US4983693A (en) 1991-01-08
DE3837524A1 (de) 1989-07-06

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Legal Events

Date Code Title Description
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 29/12/2002