Owner Polymers Australia Pty Limited

Inventors Such, Georgina Kate; Malic, Nino; Campbell, Jonathan Andrew; Evans, Richard Alexander; Lewis, David Andrew; Davis, Thomas Paul

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2005279708

PCT Pub. Number WO2006/024099

Priority 60/606,664 02.09.04 US; 2005902183 29.04.05 AU

Filing date 2 September 2005

Wipo publication date 9 March 2006

C09K 9/02 (2006.01) Tenebrescent materials, i.e. materials for which the range of wavelengths for energy adsorption is changed as a result of excitation by some form of energy - Organic tenebrescent materials

C08F 220/06 (2006.01) Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

C08F 220/18 (2006.01) Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

C08F 293/00 (2006.01) Block polymers

G02B 1/04 (2006.01) Optical elements characterised by the material of which they are made - made of organic materials, e.g. plastics

G02B 5/23 (2006.01) Optical elements other than lenses

G03C 1/685 (2006.01) Photosensitive materials - Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances