Article: Publication No. WO/2009/081930 Published on July 2, Assigned to TOYO INK MFG., TOYO INK EUROPE SPECIALTY CHEMICALS for Diketopyrrolopyrrole Pigment Composition (Japanese Inventors)

GENEVA, July 8 -- Taro Murohoshi, Toru Omura and Shinsuke Tsurutani, all from Japan, have developed a fine diketopyrrolopyrrole pigment composition.

The patent has been assigned to TOYO INK MFG. CO. LTD., Tokyo, and TOYO INK EUROPE SPECIALTY CHEMICALS SA, Rieux, France.

According to an abstract posted by the World Intellectual Property Organization, the invention aims to disclose a "fine diketopyrrolopyrrole pigment composition which enables achievement of a good contrast ratio. Generation of undesired matter during a heating step of a red color film containing the pigment composition ...

Related newspaper, magazine, and journal articles:

 
 
Newsweek Harper's Magazine The Washington Post Chicago Tribune Crain's Chicago Business PRNewswire Pediatric News The Nation Advertising Age The Economist (US) A FREE trial gives you access to over 80 million articles! Access over 6,500 publications with a FREE trial!