摘要:
A naphthalocyanine derivative of formula (I): wherein M is Si, Ge or Sn; the groups Y are the same or different and each is R 2 O or R 3 R 4 R 5 SiO; k,ℓ, m and n are the same or different and each is zero or an integer of 1 to 4, provided that (k + t + m + n) is 1 or greater; the groups R 1 are the same or different; and Ri, R 2 , R 3 , R 4 and R 5 are the same or different and each is cycloalkyl, cycloalkylalkyl, hydrogen, aryl, alkoxy, aryloxyl straightchain alkyl, branched chain alkyl or alkenyl; provided that at least one of R 1 , R 2 , R 3 , R 4 , and R 5 is cycloalkyl or cycloalkylalkyl is an effective substance for forming a recording layer on a substrate of an optical recording medium having high sensitivity with good properties.
摘要:
Novel naphthalocyanine derivatives of formula (I) wherein k, I, m and n, which may be the same or different, are zero or integers of 1 to 4, k + I + m + n being an integer of 1 or more; the groups R 1 which may be the same or different when k + I + m + n > 1, are alkyl substituted alkyl, or aryl; M is Si, Ge or Sn; and the groups Y, which may be the same or different, are aryloxy, alkoxy, trialkylsiloxy, triarylsiloxy, trialkoxysiloxy, triarylkyloxysiloxy, trityloxy or acyloxy are useful for forming a recording layer in an optical recording medium.
摘要:
There are disclosed a photosensitive resin composition which comprises
(A) a polyamic acid having recurring units represented by the formula (I): wherein R¹ represents and R² represents a divalent organic group, and (B) an acryl compound having an amino group, and also a photosensitive resin composition for an i-line stepper which further comprises a photoinitiator in addition to the photosensitive resin composition.
摘要:
Novel naphthalocyanine derivatives of formula (I) wherein k, I, m and n, which may be the same or different, are zero or integers of 1 to 4, k + I + m + n being an integer of 1 or more; the groups R 1 which may be the same or different when k + I + m + n > 1, are alkyl substituted alkyl, or aryl; M is Si, Ge or Sn; and the groups Y, which may be the same or different, are aryloxy, alkoxy, trialkylsiloxy, triarylsiloxy, trialkoxysiloxy, triarylkyloxysiloxy, trityloxy or acyloxy are useful for forming a recording layer in an optical recording medium.
摘要翻译:式(I)的新型萘酞菁衍生物其中k,l,m和n可以相同或不同,为零或整数为1至4,k + 1 + m + n为整数1或 更多; 当k + 1 + m + n> 1时可以相同或不同的基团R 1是烷基取代的烷基或芳基; M是Si,Ge或Sn; 并且可以相同或不同的基团Y是芳氧基,烷氧基,三烷基甲硅烷氧基,三芳基甲硅烷氧基,三烷氧基甲硅烷氧基,三芳基氧基甲硅烷氧基,三苯甲氧基或酰氧基,可用于在光学记录介质中形成记录层。