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公开(公告)号:US3849149A
公开(公告)日:1974-11-19
申请号:US22268472
申请日:1972-02-01
Applicant: COMMW SCIENT AND IND RES
Inventor: LOFT B , SOLOMON D , SWIFT J , HAWTHORNE D
CPC classification number: C08K9/08 , C01P2004/50 , C01P2004/80 , C01P2006/22 , C01P2006/90 , C09C3/006 , C09C3/063 , C09C3/08 , C09C3/10
Abstract: A method of modifying the surface properties of particulate mineral materials by forming on the surface of the particles a coating having a significant number of acidic sites with pKa values of less than 2.8.
Abstract translation: 通过在颗粒表面上形成具有pKa值小于2.8的大量酸性位点的涂层来改变粒状矿物材料的表面性质的方法。