EP 1580254 A3 20051123 - Hydrocarbon markers
Title (en)
Hydrocarbon markers
Title (de)
Kohlenwasserstoffmarkierungsmittel.
Title (fr)
Marqueurs pour hydrocarbures.
Publication
Application
Priority
GB 0406770 A 20040325
Abstract (en)
[origin: EP1580254A2] Provided is a compound for marking a hydrocarbon, the compound having one of the following structures, or a tautomeric form of one of the following structures: <CHEM> <CHEM> wherein R<1> is a substituent that does not comprise an aromatic unit; n is 0, or is an integer of from 1-5; D is the electron donor substituent; HP is the further hydrophobic substituent; p is an integer of from 1-4; q is an integer of from 1-4; wherein p+q does not exceed 5; at least one D is an OH group; and at least one HP is a straight chain alkyl group; and provided that the compound is not the following: <CHEM>
IPC 1-7
IPC 8 full level
C10L 1/00 (2006.01); C10L 1/14 (2006.01); C10L 1/22 (2006.01); C10L 1/226 (2006.01); C10L 1/232 (2006.01)
CPC (source: EP)
C10L 1/14 (2013.01); C10L 1/22 (2013.01); C10L 1/226 (2013.01); C10L 1/232 (2013.01); C10L 1/223 (2013.01)
Citation (search report)
- [X] FR 2279833 A1 19760220 - MORTON NORWICH PRODUCTS INC [US]
- [X] FR 1358128 A 19640410 - ACNA
- [X] US 2441172 A 19480511 - SOL SHAPPIRIO
- [X] GB 997042 A 19650630 - ACNA
- [DX] WO 9510581 A1 19950420 - BASF AG [DE]
- [DX] EP 0509818 A1 19921021 - MORTON INT INC [US]
- [X] WO 0250216 A2 20020627 - BASF AG [US], et al
- [A] US 6294110 B1 20010925 - FRISWELL MICHAEL R [US], et al
- [A] FR 2694564 A1 19940211 - SEPIA CHIM SA [FR]
- [DX] GB 2018241 A 19791017 - NAT INST METALLURG
- [X] EP 0147660 A2 19850710 - WAKO PURE CHEM IND LTD [JP]
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 MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1580254 A2 20050928; EP 1580254 A3 20051123; GB 0406770 D0 20040428
DOCDB simple family (application)
EP 05251701 A 20050321; GB 0406770 A 20040325