发明授权
- 专利标题: Calcium carbonate particles and processes for preparing same
- 专利标题(中): 碳酸钙颗粒及其制备方法
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申请号: US23962申请日: 1979-03-26
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公开(公告)号: US4244933A公开(公告)日: 1981-01-13
- 发明人: Hiroji Shibazaki , Setsuji Edagawa , Hisashi Hasegawa , Satoshi Kondo
- 申请人: Hiroji Shibazaki , Setsuji Edagawa , Hisashi Hasegawa , Satoshi Kondo
- 申请人地址: JPX Amagasaki
- 专利权人: Shiraishi Kogyo Kaisha, Ltd.
- 当前专利权人: Shiraishi Kogyo Kaisha, Ltd.
- 当前专利权人地址: JPX Amagasaki
- 优先权: JPX53-40668 19780405; JPX53-69971 19780609
- 主分类号: C01F11/18
- IPC分类号: C01F11/18 ; C08K3/26 ; C09C1/02 ; D21H19/38 ; D21H21/52 ; C01F5/24
摘要:
The invention provides calcium carbonate particles comprising a core and projections formed thereon, and process for preparing same. The calcium carbonates of this invention are useful as fillers and pigments for rubbers, plastics, papers, etc. because of their peculiar configuration and unique properties.
公开/授权文献
- USD369397S Fishing line release 公开/授权日:1996-04-30
信息查询
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