Title:
【発明の名称】新規な光開始剤及びその応用
Document Type and Number:
Japanese Patent JP2002544205
Kind Code:
A
Abstract:
Photoinitiators of formula (Ia) or (Ib) having chain transfer groups, wherein n is 1 or 2; PI is for example a group of formula (IIa); PI' inter alia is a group of formula (IIIa); Ar is for example phenyl; Ar2 is inter alia phenylene; R1 and R2 are for example C1-C8alkyl, or R1 and R2 together C2-C9alkylene; M1 inter alia is -NR3R4 or -OH; M1' is for example a group (c); R3' is a direct bond, C1-C12alkylene, or phenylene; R3 is for example hydrogen, or C1-C12alkyl; R4 is e.g. C1-C12alkyl; A1 and A2 are for example a direct bond; CT is a chain transfer group; are useful for the preparation of macrophotoinitiators which can be employed for preparing block copolymers.
Inventors:
Yamato Hitoshi
Maki Yamato
Asakura Toshikage
Kei Matsumoto
Maki Yamato
Asakura Toshikage
Kei Matsumoto
Application Number:
JP2000617198A
Publication Date:
December 24, 2002
Filing Date:
April 27, 2000
Export Citation:
Assignee:
Ciba Specialty Chemicals Holding Incorporated
International Classes:
C07D295/08; C07C323/54; C07D295/10; C07D295/108; C08F2/46; C08F2/50; C08F293/00; C08F295/00; C08L53/00; C08L53/02; C09D5/03; C09D7/12; C09D11/02; C09D153/00; C09D153/02; C09D201/00; C09J11/06; C09J153/00; C09J153/02; C09J201/00; G03F7/031; (IPC1-7): C07C323/54; C07D295/08; C08F2/50; C09D5/03; C09D7/12; C09D11/02; C09D201/00; C09J11/06; C09J201/00
Attorney, Agent or Firm:
Hajime Tsukuni (1 person outside)