ATE63745T1 - Reinigung von tocopherolen durch extraktion. - Google Patents

Reinigung von tocopherolen durch extraktion.

Info

Publication number: ATE63745T1
Authority: AT; Austria
Prior art keywords: tocopherols; purification; extraction
Prior art date: 1984-08-02

Application number

AT85109474T

Other languages

English (en)

Inventor

Stephen M Willging

Ronald R Swanson

Original Assignee

Henkel Corp

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.)

1984-08-02

Filing date

1985-07-27

Publication date

1991-06-15

1984-08-02 Priority claimed from US06/636,884 external-priority patent/US4550183A/en

1985-07-27 Application filed by Henkel Corp filed Critical Henkel Corp

1985-07-27 Priority claimed from EP19850109474 external-priority patent/EP0171009B1/de

1991-06-15 Application granted granted Critical

1991-06-15 Publication of ATE63745T1 publication Critical patent/ATE63745T1/de

Links

238000000605 extraction Methods 0.000 title 1
238000000746 purification Methods 0.000 title 1
229930003799 tocopherol Natural products 0.000 title 1
239000011732 tocopherol Substances 0.000 title 1
235000019149 tocopherols Nutrition 0.000 title 1
QUEDXNHFTDJVIY-UHFFFAOYSA-N γ-tocopherol Chemical class OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1 QUEDXNHFTDJVIY-UHFFFAOYSA-N 0.000 title 1

AT85109474T 1984-08-02 1985-07-27 Reinigung von tocopherolen durch extraktion. ATE63745T1 (de)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US06/636,884 US4550183A (en)	1984-08-02	1984-08-02	Purification of tocopherols
US69717985A	1985-02-01	1985-02-01
US70160285A	1985-02-14	1985-02-14
EP19850109474 EP0171009B1 (de)	1984-08-02	1985-07-27	Reinigung von Tocopherolen durch Extraktion

Publications (1)

Publication Number	Publication Date
ATE63745T1 true ATE63745T1 (de)	1991-06-15

Family

ID=27440815

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT85109474T ATE63745T1 (de)	1984-08-02	1985-07-27	Reinigung von tocopherolen durch extraktion.

Country Status (1)

Country	Link
AT (1)	ATE63745T1 (de)

1985
- 1985-07-27 AT AT85109474T patent/ATE63745T1/de not_active IP Right Cessation

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Legal Events

Date	Code	Title	Description
1992-03-15	UEP	Publication of translation of european patent specification
1999-04-15	REN	Ceased due to non-payment of the annual fee