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Title:
COLOUR FORMING COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2010/029331
Kind Code:
A3
Abstract:
A composition comprising i) a colour forming component which is susceptible to changing colour when irradiated; ii) an amine neutralised alkylaromatic sulphonic acid; and iii) a binder. Methods of marking a substrate comprising incorporating within or applying to a substrate the composition of this invention, and substrates coated with the composition, are also provided.

Inventors:
JARVIS, Anthony (DataLase Ltd, Unit 3Wheldon Roa, Widnes Cheshire WA8 8FW, GB)
WALKER, Martin (DataLase Ltd, Unit 3Wheldon Roa, Widnes Cheshire WA8 8FW, GB)
Application Number:
GB2009/051065
Publication Date:
May 27, 2010
Filing Date:
August 26, 2009
Export Citation:
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Assignee:
DATALASE LTD. (Unit 3, Wheldon RoadWidnes, Cheshire WA8 8FW, GB)
JARVIS, Anthony (DataLase Ltd, Unit 3Wheldon Roa, Widnes Cheshire WA8 8FW, GB)
WALKER, Martin (DataLase Ltd, Unit 3Wheldon Roa, Widnes Cheshire WA8 8FW, GB)
International Classes:
B41M5/333; C09D11/00; G03C1/73
Foreign References:
US20070269740A12007-11-22
Attorney, Agent or Firm:
GILL JENNINGS & EVERY LLP (Broadgate House, 7 Eldon Street, London EC2M 7LH, GB)
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