Global patent index - EP 1080474 A1

EP 1080474 A1 2001-03-07 - IMPREGNATING POTTING COMPOUNDS, THEIR USE AND A METHOD FOR IMPREGNATING IGNITION COILS

Title (en)

IMPREGNATING POTTING COMPOUNDS, THEIR USE AND A METHOD FOR IMPREGNATING IGNITION COILS

Title (de)

IMPRÄGNIERVERGUSSMASSEN, IHRE VERWENDUNG SOWIE EIN VERFAHREN ZUR IMPRÄGNIERUNG VON ZÜNDSPULEN

Title (fr)

MATIERES DE SCELLEMENT POUR IMPREGNATION, LEUR UTILISATION ET PROCEDE POUR L'IMPREGNATION DE BOBINES D'ALLUMAGE

Publication

EP 1080474 A1 (DE)

Application

EP 00902601 A

Priority

  • DE 19910711 A
  • EP 0000325 W

Abstract (en)

[origin: DE19910711A1] The invention relates to impregnating potting compounds for electrical components, said compounds consisting of epoxy resin, a hardener and a filler which is a mixture of one or several fillers from the following group: calcium carbonate or dolomite and aluminium hydroxide. This mixture improves the impregnation behaviour of said materials and prevents the filler from forming sediments.

IPC 1-7 (main, further and additional classification)

H01B 3/40; C08G 59/42; H01F 5/06

IPC 8 full level (invention and additional information)

C08K 3/22 (2006.01); C08K 3/26 (2006.01); H01B 3/40 (2006.01); H01F 27/32 (2006.01); H01F 38/12 (2006.01)

CPC (invention and additional information)

H01B 3/40 (2013.01); C08K 3/22 (2013.01); C08K 3/26 (2013.01); H01F 27/327 (2013.01); H01F 38/12 (2013.01)

Citation (search report)

See references of WO 0054287A1

Designated contracting state (EPC)

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

EPO simple patent family

DE 19910711 A1 20000914; EP 1080474 A1 20010307; TW 573302 B 20040121; WO 0054287 A1 20000914

INPADOC legal status

2004-04-21 [18R] REFUSED

- Ref Legal Event Code: 18R

- Effective date: 20031129

2003-04-16 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20030226

2001-05-09 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20010314

2001-03-07 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE