| 摘要 |
PCT No. PCT/GB95/00647 Sec. 371 Date Sep. 25, 1996 Sec. 102(e) Date Sep. 25, 1996 PCT Filed Mar. 23, 1995 PCT Pub. No. WO95/26381 PCT Pub. Date Oct. 5, 1995Phthalocyanines of formula (I) are described, wherein M is a metal atom, metal compound or silicon or a compound of silicon or is 2H; R1-R25 may be the same or different, provided that at least one of R1-R25 has the Formula (II), wherein Y groups are independently H, C1-3 alkyl, halogen or CN; k=0 or 1; l=1-10; m=0 or 1; n=1-10; p=1-10; q=1-20; r=0 or 1; X may be H, Me, etc . . . Compounds of the above formulae are useful in a broad range of applications, including electrooptical devices, and for use in optical recording media. <IMAGE>
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