发明授权
- 专利标题: Process for the preparation of iron oxide yellow pigments and the use thereof
- 专利标题(中): 氧化黄黄色素的制备方法及其用途
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申请号: US987627申请日: 1997-12-09
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公开(公告)号: US5916360A公开(公告)日: 1999-06-29
- 发明人: Rolf-Michael Braun , Eckhard Bayer , Ulrich Meisen
- 申请人: Rolf-Michael Braun , Eckhard Bayer , Ulrich Meisen
- 申请人地址: DEX
- 专利权人: Bayer AG
- 当前专利权人: Bayer AG
- 当前专利权人地址: DEX
- 优先权: DEX19652953 19961219
- 主分类号: C01G49/02
- IPC分类号: C01G49/02 ; C01G49/06 ; C04B14/02 ; C08K3/22 ; C08L101/00 ; C09C1/24 ; D21H21/28
摘要:
The present invention relates to a process for the preparation of iron oxide yellow pigments by the process of precipitation from iron(II) chloride and from an alkaline component as well as the use thereof.
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