Title:
疎水性セグメントを含有するマクロ開始剤
Document Type and Number:
Japanese Patent JP2014514422
Kind Code:
A
Abstract:
The present invention relates to macroinitiators comprising at least one hydrophobic segments in a molecule, wherein a molecular weight of the hydrophobic segment is 300 to 1800. The present invention further relates to block copolymers, wetting agent and polymeric materials having the block copolymers of the present invention associated with, which is suitable for medical devices, particularly for ophthalmic devices, including contact lenses, ophthalmic lenses, punctal plugs and artificial corneas.
Inventors:
Ryuta Tamiya
Kazuhiko Fujisawa
Masataka Nakamura
Kazuhiko Fujisawa
Masataka Nakamura
Application Number:
JP2014509328A
Publication Date:
June 19, 2014
Filing Date:
April 29, 2012
Export Citation:
Assignee:
Johnson & Johnson Vision Care, Inc.
International Classes:
C08G77/54; C08F20/02; C08F26/02; C08F26/06; C08F293/00; C08G77/388; C08G77/44; G02C13/00
Domestic Patent References:
| JPS61252230A | 1986-11-10 | |||
| JP2008514800A | 2008-05-08 |
Attorney, Agent or Firm:
Patent Service Corporation Tanigawa International Patent Office