Global Patent Index - EP 1083217 A3

EP 1083217 A3 2001-04-04 - Thickening agent

Title (en)

Thickening agent

Title (de)

Verdickungsmittel

Title (fr)

Agent épaississant

Publication

EP 1083217 A3 (DE)

Application

EP 00119067 A

Priority

DE 19943586 A

Abstract (en)

[origin: EP1083217A2] Polycarboxylic esters (I), used as thickeners in surface active compositions, are produced by reacting 2-15C polyols having 2-6OH groups, with 6-22C fatty acids, 2-8C polyfunctional carboxylic acids and 2-4C hydroxycarboxylic acids.

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

C11D 3/20; C11D 1/66; C11D 17/00

IPC 8 full level (invention and additional information)

C11D 1/66 (2006.01); C11D 3/20 (2006.01); C11D 17/00 (2006.01)

CPC (invention and additional information)

C11D 17/003 (2013.01); C11D 1/667 (2013.01); C11D 3/2093 (2013.01)

Citation (search report)

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

EP 1083217 A2 20010314; EP 1083217 A3 20010404; DE 19943586 A1 20010315

INPADOC legal status


2002-04-17 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20011005

2002-01-02 [AKX] PAYMENT OF DESIGNATION FEES

- Free text: DE ES FR IT

2001-04-04 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

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

2001-04-04 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI

2001-04-04 [RIC1] CLASSIFICATION (CORRECTION)

- Free text: 7C 11D 3/20 A, 7C 11D 1/66 B, 7C 11D 17/00 B

2001-03-14 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000902

2001-03-14 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): DE ES FR IT

2001-03-14 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI