Patents Assigned to PERMACHEM ASIA
  • Charge-transfer material and process for producing the same, electron-transfer agent, photoreceptor for electrophotography and organic electroluminescence element using said charge-transfer material
    Publication number: 20060134539
    Abstract: A photosensitive layer contains an electron-transfer agent that makes use of a compound represented by the following general formula (1): wherein R1 through R4 are each independently selected from the group consisting of hydrogen, cyano, nitro, halogen, hydroxyl, alkyl, aryl, heterocyclic ring, ester, alkoxy, aralkyl, allyl, amide, amino, acyl, alkenyl, alkynyl, carboxyl, carbonyl, and carboxylic acid; X is selected from the group consisting of oxygen, sulfur, and ?C(CN)2; and W is a 4- to 8-membered ring.
    Type: Application
    Filed: November 30, 2005
    Publication date: June 22, 2006
    Applicants: PERMACHEM ASIA, SHINDENGEN ELECTRIC MANUFACTURING CO., LTD., YAMANASHI ELECTRONICS CO., LTD.
    Inventors: Yasuyuki Kiuchi, Toyozoh Satoh, Hitoshi Takahashi, Hiroki Suzuki, Mitsuyo Momose