Global Patent Index - EP 0968260 A1

EP 0968260 A1 2000-01-05 - HIGH-PRESSURE ADDITIVE PHOSPHORIC ACID ESTERS

Title (en)

HIGH-PRESSURE ADDITIVE PHOSPHORIC ACID ESTERS

Title (de)

PHOSPHORSÄUREESTER ALS HOCHDRUCK-ADDITIVE

Title (fr)

ESTERS D'ACIDE PHOSPHORIQUE S'UTILISANT COMME ADDITIFS HAUTE PRESSION

Publication

EP 0968260 A1 (DE)

Application

EP 98913630 A

Priority

  • DE 19710160 A
  • EP 9801196 W

Abstract (en)

[origin: DE19710160A1] The invention relates to the use of mixtures of one or several phosphoric acid esters of formula (I) with one or several amines of formula (II) as high-pressure additives in non-water miscible cooling lubricants, wherein the substituents have the meaning cited in the description.

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

C10M 137/08; C10M 169/04

IPC 8 full level (invention and additional information)

C10M 137/08 (2006.01); C10N 30/06 (2006.01); C10N 40/20 (2006.01)

CPC (invention and additional information)

C10M 137/08 (2013.01); C10M 2223/043 (2013.01); C10N 2240/401 (2013.01)

Citation (search report)

See references of WO 9840451A1

Designated contracting state (EPC)

DE ES FR GB IT

EPO simple patent family

DE 19710160 A1 19980917; EP 0968260 A1 20000105; HU 0001588 A2 20000928; HU 0001588 A3 20050628; JP 2001514689 A 20010911; PL 187948 B1 20041130; PL 335615 A1 20000508; US 6103675 A 20000815; WO 9840451 A1 19980917

INPADOC legal status


2005-12-14 [18W] WITHDRAWN

- Effective date: 20051013

2005-03-09 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION):

- Designated State(s): DE ES FR GB IT

2002-11-27 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20021015

2000-01-05 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 19991012

2000-01-05 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): CH DE DK ES FR GB IT LI NL