DK604289A - Fremgangsmaade til fremstilling af silicagelunderstoettet metallocen-alumoxankatalysator - Google Patents

Fremgangsmaade til fremstilling af silicagelunderstoettet metallocen-alumoxankatalysator Download PDF

Info

Publication number: DK604289A
Authority: DK; Denmark
Prior art keywords: alumoxan; metallocen; silican; aid; catalyst
Prior art date: 1988-03-29

Application number

DK604289A

Other languages

English (en)

Other versions

DK604289D0 (da

Inventor

Main Chang

Original Assignee

Exxon Chemical Patents Inc

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.)

1988-03-29

Filing date

1989-11-30

Publication date

1989-12-08

1988-03-29 Priority claimed from US07/174,668 external-priority patent/US5008228A/en

1989-11-30 Application filed by Exxon Chemical Patents Inc filed Critical Exxon Chemical Patents Inc

1989-11-30 Publication of DK604289D0 publication Critical patent/DK604289D0/da

1989-12-08 Publication of DK604289A publication Critical patent/DK604289A/da

Links

239000003054 catalyst Substances 0.000 title 1
NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 title 1

DK604289A 1988-03-29 1989-11-30 Fremgangsmaade til fremstilling af silicagelunderstoettet metallocen-alumoxankatalysator DK604289A (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/174,668 US5008228A (en)	1988-03-29	1988-03-29	Method for preparing a silica gel supported metallocene-alumoxane catalyst
PCT/US1989/001275 WO1989009237A1 (en)	1988-03-29	1989-03-28	Method of preparing a silica gel supported metallocene alumoxane catalyst

Publications (2)

Publication Number	Publication Date
DK604289D0 DK604289D0 (da)	1989-11-30
DK604289A true DK604289A (da)	1989-12-08

Family

ID=26779528

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK604289A DK604289A (da)	1988-03-29	1989-11-30	Fremgangsmaade til fremstilling af silicagelunderstoettet metallocen-alumoxankatalysator

Country Status (2)

Country	Link
DK (1)	DK604289A (da)
NO (1)	NO894735L (da)

1989
- 1989-11-28 NO NO89894735A patent/NO894735L/no unknown
- 1989-11-30 DK DK604289A patent/DK604289A/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
DK604289D0 (da)	1989-11-30
NO894735D0 (no)	1989-11-28
NO894735L (no)	1990-01-22

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Legal Events

Date	Code	Title
1990-02-19	AHS	Application shelved for other reasons than non-payment
1990-11-12	AGE	Re-establishment of rights: approved
1993-11-22	AHB	Application shelved due to non-payment