Invention Application
- Patent Title: LOW ALPHA DOSE BARIUM SULFATE PARTICLE, AND USE AND PROCESS FOR PRODUCING THE SAME
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Application No.: US16063762Application Date: 2016-12-23
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Publication No.: US20200270139A1Publication Date: 2020-08-27
- Inventor: Satoru SUEDA , Hironobu OGATA
- Applicant: SAKAI CHEMICAL INDUSTRY CO., LTD.
- Applicant Address: JP Osaka
- Assignee: SAKAI CHEMICAL INDUSTRY CO., LTD.
- Current Assignee: SAKAI CHEMICAL INDUSTRY CO., LTD.
- Current Assignee Address: JP Osaka
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@5e9ee9a3
- International Application: PCT/JP2016/088593 WO 20161223
- Main IPC: C01F11/46
- IPC: C01F11/46 ; C09C1/02 ; G03F7/004 ; C08K3/30 ; C08K9/02

Abstract:
The invention provides a low alpha dose barium sulfate particle having a silica content of 0.6% by weight or less and an alpha dose of 0.07 cph/cm2 or less.
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