Patent ID: 6552102
Filing Date: 2003-04-22
Classification: C09B,C09D,C09K,Y10T

Abstract:
A polymerizable compound of formula I*Pâ€”(Spâ€”X)nâ€”CGâ€”Râ€ƒâ€ƒI* whereinP is a polymerizable group, Sp is a spacer group having 1 to 20 C atoms, X is â€”Oâ€”, â€”Sâ€”, â€”COâ€”, â€”COOâ€”, â€”OCOâ€”, â€”Oâ€”COOâ€”, â€”SO2â€”Oâ€”, â€”Oâ€”SO2â€” or a single bond, n is 0 or 1, and R is H or an alkyl radical with 1 to 25 C atoms which is optionally unsubstituted, mono- to perhalo-substituted by halogen or CN, and, optionally, one or more non-adjacent CH2 groups being replaced, in each case independently from one another, by â€”Oâ€”, â€”Sâ€”, â€”NHâ€”, â€”N(CH3)â€”, â€”COâ€”, â€”COOâ€”, â€”OCOâ€”, â€”OCOâ€”Oâ€”, â€”Sâ€”COâ€”, â€”COâ€”Sâ€” or â€”Câ‰¡Câ€” in such a manner that oxygen atoms are not linked directly to one another, or alternatively R is halogen, cyano or has independently one of the meanings given for Pâ€”(Spâ€”X)nâ€”, andCG is a chromophoric group or a fluorescent chromophoric group of the following formula â€”(A1â€”Z1)câ€”Châ€”(Z1â€”A1)dâ€” â€ƒâ€ƒIII whereinA1 is 1,4-phenylene in which, optionally, one or more CH groups are replaced by N, 1,4-cyclohexylene in which, optionally, one or two non-adjacent CH2 groups are replaced by O and/or S, 1,4-cyclohexenylene or naphthalene-2, 6-diyl, optionally all of these groups being unsubstituted, mono- or polysubstituted with halogen, cyano or nitro groups or alkyl, alkoxy or alkanoyl groups having 1 to 7 C atoms wherein one or more H atoms may be substituted by F or Cl, Z1 is â€”Oâ€”, â€”COâ€”, â€”COOâ€”, â€”OCOâ€”, â€”SO2â€”Oâ€”, â€”Oâ€”SO2â€”, â€”CH2CH2â€”, â€”OCH2â€”, â€”CH2Oâ€”, â€”CH=CHâ€”, â€”Câ‰¡Câ€”, â€”CH=CHâ€”COOâ€”, â€”OCOâ€”CH=CHâ€” or a single bond, c and d are 0, 1 or 2, and Ch is a chromophore or fluorescent chromophore, which can optionally be chiral and/or mesogenic, and is denoted by one of the following groups, optionally all of these groups being unsubstituted, mono- or polysubstituted with halogen, cyano or nitro groups or alkyl, alkoxy or alkanoyl groups having 1 to 7 C atoms wherein one or more H atoms are optionally substituted by F or Cl: 5-(p-dimethylaminobenzylidene)-rhodanine, a thionine-containing group, 1,4-diphenyl-1, 3-butadiene, 1,6-diphenyl-1,3,5-hexatriene, indigotine, indigocarmine, an oxazole-containing group, an azo dye, an anthraquinone-containing group, a fluorescein-containing group, a 2,5-dihydropyrrolo[3,4-c]pyrrole-1, 4-dione-containing group, a perylene-containing group, a benzimidazole-containing group, a benzoxazole-containing group, a stilbene-containing group, a polyphenylene-containing group, a spiro group-containing polyphenylene-containing group, or a dye comprising at least one cholesteryl group, provided that: when Ch is an azo dye, an anthraquinone-containing group, a perylene-containing group, or a stilbene-containing group, R is Pâ€”(Spâ€”X)nâ€”.