Invention Grant
- Patent Title: Temperature and pH sensitive copolymers
- Patent Title (中): 温度和pH敏感性共聚物
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Application No.: US11942672Application Date: 2007-11-19
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Publication No.: US08541013B2Publication Date: 2013-09-24
- Inventor: Yi Yan Yang , Kumaresh Soppimath
- Applicant: Yi Yan Yang , Kumaresh Soppimath
- Applicant Address: SG Singapore
- Assignee: Agency for Science, Technology and Research
- Current Assignee: Agency for Science, Technology and Research
- Current Assignee Address: SG Singapore
- Agency: Blakely, Sokoloff, Taylor & Zafman LLP
- Main IPC: A61K47/32
- IPC: A61K47/32 ; A61K47/48 ; C08F220/56 ; C08L53/00
Abstract:
The invention is directed to a copolymer comprising at least three types of monomeric units, said three types of monomeric units comprising: a temperature-sensitive unit, a hydrophilic unit, and a hydrophobic unit comprising at least one pH-sensitive moiety; wherein said hydrophobic monomeric unit is derived from a copolymerizable unsaturated fatty acid.
Public/Granted literature
- US20080182959A1 Novel Temperature and pH Sensitive Copolymers Public/Granted day:2008-07-31
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