Global Patent Index - EP 1218310 A1

EP 1218310 A1 20020703 - A1 2?O 3?/SiC NANOCOMPOSITE ABRASIVE GRAINS, METHOD FOR PRODUCING THEM AND THEIR USE

Title (en)

A1 2?O 3?/SiC NANOCOMPOSITE ABRASIVE GRAINS, METHOD FOR PRODUCING THEM AND THEIR USE

Title (de)

AL2O3/SIC-NANOKOMPOSIT-SCHLEIFKÖRNER, VERFAHREN ZU IHRER HERSTELLUNG SOWIE IHRE VERWENDUNG

Title (fr)

NANO-GRAINS ABRASIFS COMPOSITES DE SiC-A1 2?O 3?/SiC, LEUR PROCEDE DE PRODUCTION ET LEUR UTILISATION

Publication

EP 1218310 A1 20020703 (DE)

Application

EP 00967726 A 20000921

Priority

  • DE 19945335 A 19990922
  • EP 0009230 W 20000921

Abstract (en)

[origin: DE19945335A1] The invention relates to a method for producing A12O3/SiC nanocomposite abrasive grains. SiC nanoparticles are added to a sol containing aluminium oxide and said sol is then gelatinized, dried, calcinated and sintered. The invention also relates to A12O3/SiC nanocomposite abrasive grains.

IPC 1-7

C04B 35/117; C04B 35/624; C09K 3/14

IPC 8 full level

B24B 37/00 (2006.01); C01F 7/02 (2006.01); C04B 35/117 (2006.01); C04B 35/624 (2006.01); C09K 3/14 (2006.01)

CPC (source: EP)

C04B 35/117 (2013.01); C04B 35/624 (2013.01); C09K 3/1418 (2013.01)

Citation (search report)

See references of WO 0121547A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

DE 19945335 A1 20010405; CA 2407736 A1 20021029; EP 1218310 A1 20020703; JP 2003509579 A 20030311; WO 0121547 A1 20010329

DOCDB simple family (application)

DE 19945335 A 19990922; CA 2407736 A 20000921; EP 0009230 W 20000921; EP 00967726 A 20000921; JP 2001524930 A 20000921