Title:
【発明の名称】表面処理された磁性顔料を含む磁気記録媒体
Document Type and Number:
Japanese Patent JP2002508873
Kind Code:
A
Abstract:
Surface treatment agents incorporating both acidic functionality and electron withdrawing functionality are extremely effective for promoting compatibility of magnetic pigments with binder systems incorporating quaternary ammonium functionality. Such surface treatment agents are particularly effective in combination with binder systems incorporating quaternary ammonium functional, nonhalogenated vinyl copolymers such as are described in U.S. Pat. No. 5,510,187.
Inventors:
Bailey, Joseph Kay
Roden, John Es
Roden, John Es
Application Number:
JP50069399A
Publication Date:
March 19, 2002
Filing Date:
May 06, 1998
Export Citation:
Assignee:
Imation Corp.
International Classes:
C09C1/22; C09C1/24; C09C3/08; C09D5/23; C09D175/04; G11B5/702; G11B5/712; H01F1/06; (IPC1-7): G11B5/712; C09C1/22; C09C3/08; C09D5/23; C09D175/04; G11B5/702; H01F1/06
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)