The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 01, 2010
Filed:
Jun. 08, 2005
Jin Tokuyasu, Kurashiki, JP;
Taketoshi Okuno, Kurashiki, JP;
Takashi Hori, Kurashiki, JP;
Hideharu Iwasaki, Kurashiki, JP;
Jin Tokuyasu, Kurashiki, JP;
Taketoshi Okuno, Kurashiki, JP;
Takashi Hori, Kurashiki, JP;
Hideharu Iwasaki, Kurashiki, JP;
Kuraray Co., Ltd., Kurashiki-shi, JP;
Abstract
A method for producing ethers comprises the following steps: initiating telomerization process of a conjugated diene compound with an hydroxyl compound represented by the following formula (I):ROH  (I)in the presence of a palladium compound, a tertiary isocyanide represented by the following formula (II):RNC  (II),and a base; and adding halfway through the telomerization process a tertiary phosphine represented by the following formula (III):PRRR  (III)(the respective symbols are defined in the description).