Invention Grant
- Patent Title: Macroinitiator containing hydrophobic segment
- Patent Title (中): 含有疏水部分的大分子引发剂
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Application No.: US14301584Application Date: 2014-06-11
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Publication No.: US09321890B2Publication Date: 2016-04-26
- Inventor: Ryuta Tamiya , Kazuhiko Fujisawa , Masataka Nakamura
- Applicant: Johnson & Johnson Vision Care, Inc.
- Applicant Address: US FL Jacksonville
- Assignee: Johnson & Johnson Vision Care, Inc.
- Current Assignee: Johnson & Johnson Vision Care, Inc.
- Current Assignee Address: US FL Jacksonville
- Agent Karen A. Harding
- Main IPC: G02B1/10
- IPC: G02B1/10 ; C08G77/452 ; C08G77/26 ; C08G77/388 ; C08L83/08 ; G02B1/04 ; A61L27/18 ; A61L12/14
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.
Public/Granted literature
- US20140296368A1 MACROINITIATOR CONTAINING HYDROPHOBIC SEGMENT Public/Granted day:2014-10-02
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