Global Patent Index - EP 2027235 A1

EP 2027235 A1 2009-02-25 - CORROSION INHIBITING COMPOSITION FOR NON-FERROUS METALS

Title (en)

CORROSION INHIBITING COMPOSITION FOR NON-FERROUS METALS

Title (de)

KORROSIONSINHIBIERENDE ZUSAMMENSETZUNG FÜR NICHTEISENMETALLE

Title (fr)

COMPOSITION INHIBANT LA CORROSION POUR MÉTAUX NON-FERREUX

Publication

EP 2027235 A1 (EN)

Application

EP 07729126 A

Priority

  • EP 2007054674 W
  • EP 06114370 A
  • EP 07729126 A

Abstract (en)

[origin: WO2007135017A1] The invention relates an additive composition for use as a metal working fluid and a process for protection of metals, particularly zinc or aluminum, against corrosion or oxidative degradation. The composition comprises an additive mixture of an alkenyl succinic half ester, a substituted imidazoline compound and amine phosphate partial ester in a functional fluid.

IPC 8 full level (invention and additional information)

C10M 141/10 (2006.01); C10M 161/00 (2006.01); C10N 30/12 (2006.01)

CPC (invention and additional information)

C10M 161/00 (2013.01); C10M 141/10 (2013.01); C10M 2207/288 (2013.01); C10M 2207/289 (2013.01); C10M 2209/104 (2013.01); C10M 2209/105 (2013.01); C10M 2209/109 (2013.01); C10M 2215/223 (2013.01); C10M 2215/224 (2013.01); C10M 2223/043 (2013.01); C10N 2230/12 (2013.01)

Citation (search report)

See references of WO 2007135017A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

EPO simple patent family

WO 2007135017 A1 20071129; AU 2007253453 A1 20071129; AU 2007253453 B2 20120119; CA 2650246 A1 20071129; CA 2650246 C 20141223; CN 101454429 A 20090610; CN 101454429 B 20120808; EP 2027235 A1 20090225; JP 2009537681 A 20091029; JP 5395658 B2 20140122; KR 20090010041 A 20090128; RU 2008150626 A 20100627; RU 2483099 C2 20130527; TW 200815586 A 20080401; US 2010022425 A1 20100128

INPADOC legal status


2013-08-28 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20130305

2012-08-08 [DAX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (TO ANY COUNTRY) (DELETED)

2009-05-27 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20090427

2009-02-25 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20081111

2009-02-25 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

2009-02-25 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: AL BA HR MK RS