Global Patent Index - EP 1171906 A1

EP 1171906 A1 20020116 - METHOD FOR CMP OF LOW DIELECTRIC CONSTANT POLYMER LAYERS

Title (en)

METHOD FOR CMP OF LOW DIELECTRIC CONSTANT POLYMER LAYERS

Title (de)

VERFAHREN FÜR CMP VON NIEDERDIELEKTRIZITÄTSKOEFFIZIENTEN POLYMERSCHICHTEN

Title (fr)

PROCEDE DE POLISSAGE CHIMIQUE-MECANIQUE DE COUCHES POLYMERES CONSTANTES FAIBLEMENT DIELECTRIQUES

Publication

EP 1171906 A1 20020116 (EN)

Application

EP 00913478 A 20000216

Priority

  • US 0003893 W 20000216
  • US 12056799 P 19990218

Abstract (en)

[origin: WO0049647A1] A method for chemical-mechanical polishing of a low dielectric constant polymeric layer wherein a slurry comprising high purity fine metal oxide particles uniformly dispersed in a stable aqueous medium is used.

IPC 1-7

H01L 21/302

IPC 8 full level

C09G 1/02 (2006.01); H01L 21/3105 (2006.01); H01L 21/321 (2006.01)

CPC (source: EP KR)

C09G 1/02 (2013.01 - EP); H01L 21/304 (2013.01 - KR); H01L 21/31058 (2013.01 - EP); H01L 21/3212 (2013.01 - EP)

Citation (search report)

See references of WO 0049647A1

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

WO 0049647 A1 20000824; EP 1171906 A1 20020116; JP 2002537652 A 20021105; KR 20010111261 A 20011217

DOCDB simple family (application)

US 0003893 W 20000216; EP 00913478 A 20000216; JP 2000600297 A 20000216; KR 20017010397 A 20010816