Abstract: The present invention relates to novel hair treatment materials, and in particular materials for shaping hair and/or strengthening the hair. Also described are the use of these compounds in hair care formulations for shaping, straightening, strengthening or treating the hair, and the use of the compounds for hair straightening and/or hair strengthening.

Abstract: The present invention relates to novel hair treatment materials, and in particular materials for shaping hair and/or strengthening the hair. Also described are the use of these compounds in hair care formulations for shaping, straightening, strengthening or treating the hair, and the use of the compounds for hair straightening and/or hair strengthening.

Abstract: An image article comprises a substrate having a security image coated on at least a portion thereof, which security image effects less than 50% reflectance of radiation of a wavelength between 800 and 900 nm, wherein the security image comprises a defined infrared-absorbing compound, for example Pigment Green 8, wherein said infrared-absorbing compound does not create a strongly colored security image.

Abstract: An image article comprises a substrate having a security image coated on at least a portion thereof, which security image effects less than 50% reflectance of radiation of a wavelength between 800 and 900 nm, wherein the security image comprises a defined infrared-absorbing compound, for example Pigment Green 8, wherein said infrared-absorbing compound does not create a strongly coloured security image.

Abstract: Composition including an oleophilic base ink composition having dispersed therein particles of an infrared-absorbing material wherein the infrared-absorbing material is selected from reduced indium tin oxide, titanium nitride, zirconium nitride, molybdenum metal, copper chromate, lanthanum hexaboride, neodymium oxide, neodymium chloride, dysprosium oxide and praseodymium oxide.

Abstract: A composition comprising an ink and an infrared-absorbing material wherein said infrared-absorbing material comprises a metal, a metal salt, a metal oxide or metal nitride is described. Also described is an article comprising a substrate having imaged thereon an infrared-absorbing material to form a security image; and a method of manufacture of such an article said method comprising image-wise applying substrate a composition comprising an infrared-absorbing material.

Abstract: An image article comprises a substrate having a security image coated on at least a portion thereof, which security image effects less than 50% reflectance of radiation of a wavelength between 800 and 900 nm, wherein the security image comprises a defined infrared-absorbing compound, for example Pigment Green 8, wherein said infrared-absorbing compound does not create a strongly coloured security image.

Abstract: New, highly multifunctional reactive dye compounds are provided. The number of leaving groups in the non-chromophoric part of the molecule added to the number of chromophore moieties is at least equal to 5, preferably in the range of from 5 to 12, more preferably from 5 to 6. The new reactive dye compounds preferably have at least two asymmetric bridges.

Abstract: The invention relates to a method of manufacturing an image article comprising the steps of: (a) providing a substrate; (b) coating a water-soluble agent capable of adhering solid particles when wetted with an aqueous medium, on at least a portion of the substrate; the water-soluble agent being wetted with an aqueous medium, and (c) applying solid particles to at least a portion of the water-soluble agent, to form an image. The invention further relates to image articles produced by the method of the invention.

Abstract: New, highly multifunctional reactive dye compounds are provided. The number of leaving groups in the non-chromophoric part of the molecule added to the number of chromophore moieties is at least equal to 5, preferably in the range of from 5 to 12, more preferably from 5 to 6. The new reactive dye compounds preferably have at least two asymmetric bridges.

Abstract: A reactive dye compound comprising: (a) at least one chromophore moiety; (b) at least one SO2C2H4 group which is attached to the chromophore moiety either directly via the sulphur atom of the SO2C2H4 group or via a linking group L; characterized in that at least one SO2C2H4 group is substituted on its terminal carbon atom with at least one Y group wherein Y is derived from a hydrated aldehyde, a hydrated ketone, a hydrated alpha-hydroxy ketone or the hydrated form of formic acid, and linked via one of its oxygen atoms to the terminal carbon of the SO2C2H4 group thereby forming a hemiacetal.

Abstract: A reactive dye compound comprising: (a) at least one chromophore moiety; (b) at least one nitrogen-containing heterocycle (c) a linking group to link each chromophore moiety to each nitrogen-containing heterocycle; characterized in that at least one nitrogen-containing heterocycle is substituted with at least one Y group wherein Y is derived from a hydrated aldehyde, a hydrated ketone, a hydrated alpha-hydroxy ketone, or the hydrated form of formic acid and linked via one of its oxygen atoms to the nitrogen-containing heterocycle thereby forming a hemiacetal.