July 25, 2011

CAS databases provide millions of journal article references from more than 10,000 major scientific journals worldwide, patent and patent family references from 61 patent authorities around the world, and other reputable web sources.

The following patent record is from the CAplusSM database.


Patent Number: US 7973184
Title: Method for producing propylene oxide
Inventor(s): Haruta, Masatake; Huang, Jiahui; Takei, Takashi; Akita, Tomoki
Patent Assignee(s): Tokyo Metropolitan University, Japan; National Institute of Advanced Industrial Science and Technology
Source: U.S. Pat. Appl. Publ., 11pp. CODEN: USXXCO
Language: English

Disclosed is a method for producing propylene oxide wherein propylene is directly oxidized with oxygen, as required, water and a catalytic amount of hydrogen in a gas phase in the presence of a gold cluster catalyst supported on an alkali-treated tanosilicalite or mesoporous titanosilicate support, which is produced by an alkaline treatment of titanosilicalite or mesoporous titanosilicate with aqueous solution of NaOH, KOH or CsOH.

View the full-text U.S. patent from USPTO.


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