1.
    发明专利
    未知

    公开(公告)号:AT312145T

    公开(公告)日:2005-12-15

    申请号:AT98956270

    申请日:1998-10-29

    Applicant: CABOT CORP

    Abstract: A modified particle is disclosed wherein a particle has an attached group having formula (I), wherein A represents an aromatic group or an alkyl group; R represents a bond, an arylene group, an alkylene group (i), (ii) or (iii), wherein R is an alkyl or alkylene group or an aryl or arylene group; R and R , which can be the same or different, represent hydrogen, an alkyl group, an aryl group, -OR , -NHR , -NR R , or -SR , wherein R , which is the same or different, represents an alkyl group or an aryl group; and SFR represents a stable free radical. Also disclosed is a modified particle or aggregate having attached a group having formula (II), wherein CoupA represents an Si-containing group, a Ti-containing group, a Cr-containing group or a Zr-containing group; R and R , which can be the same or different, represent hydrogen, an alkyl group, an aryl group, OR , -NHR , -NR R , or -SR , wherein R represents an alkyl group or an aryl group; SFR represents a stable free radical; and n is an integer of from 1 to 3. A modified particle having an attached -SFR or -X-SFR is additionally disclosed. Also, modified particles with attached polymers are disclosed as well as methods of making the modified particles.

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