(19)
(11) EP 1 372 911 A2

(12)

(88) Date of publication A3:
25.09.2003

(43) Date of publication:
02.01.2004 Bulletin 2004/01

(21) Application number: 02707415.2

(22) Date of filing: 09.01.2002
(51) International Patent Classification (IPC)7B24D 3/28, B24D 11/00
(86) International application number:
PCT/US2002/000472
(87) International publication number:
WO 2002/074492 (26.09.2002 Gazette 2002/39)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 20.03.2001 US 813286
20.03.2001 US 813368

(71) Applicant: 3M Innovative Properties Company
St. Paul, MN 55133-3427 (US)

(72) Inventors:
  • LARSON, Eric, G.
    Saint Paul, MN 55133-3427 (US)
  • KINCAID, Don, H.
    Saint Paul, MN 55133-3427 (US)
  • THURBER, Ernest, L.
    Saint Paul, MN 55133-3427 (US)
  • PROVOW, Ronald, D.
    Saint Paul, MN 55133-3427 (US)

(74) Representative: VOSSIUS & PARTNER 
Siebertstrasse 4
81675 München
81675 München (DE)

   


(54) ABRASIVE PARTICLES THAT INCLUDE A POLYMERIC MATERIAL AND ABRASIVE ARTICLES MADE FROM THEM