发明授权
- 专利标题: Method for producing hexagonal ferrites
- 专利标题(中): 生产六角铁氧体的方法
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申请号: US143189申请日: 1988-01-13
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公开(公告)号: US4786430A公开(公告)日: 1988-11-22
- 发明人: Gunther Mair
- 申请人: Gunther Mair
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX3702036 19870124
- 主分类号: C01G1/00
- IPC分类号: C01G1/00 ; C01G49/00 ; C01G51/00 ; G03G9/083 ; G11B5/706 ; H01F1/00 ; H01F1/10 ; H01F1/11 ; C04B35/26
摘要:
A solid material useful for producing hexagonal ferrites comprises a homogeneous mixture of the cations of the composition (I) and one or more anions comprising one or more thermally decomposable anions.
公开/授权文献
- US4310237A Adjusting copy contrast and density 公开/授权日:1982-01-12