US8062739.pdf (1.09 MB)
Hydrogels with gradient
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posted on 2016-06-07, 00:00 authored by Brian Thomas, Kaifeng Liu, Steven CharleboisThe present invention provides a hydrogel article having a multi-layered structure and exhibiting a gradient in polymer molecular weight. The invention also provides a method of forming a hydrogel article having a multi-layered structure and exhibiting a gradient in polymer molecular weight.
History
Patent Number
US 8062739 B2Other Application
11/848,698Inventor
Kaifeng Liu Brian Thomas Steven CharleboisInventor from Local Institution
Kaifeng LiuAssignee
Zimmer Inc. (Warsaw, IN)Date Modified
2016-06-07Language
- English
Claims
12Prior Publication Number
US 20090062408 A1Publisher
United States Patent and Trademark OfficeCooperative Patent Classification Codes
A61L 27/50 (20130101); A61L 27/52 (20130101); B32B 7/02 (20130101); B32B 27/30 (20130101)Contributor
Kaifeng LiuInternational Patent Classification Codes
B32B 7/02 (20060101); H05B 6/00 (20060101)US Patent Classification Codes
428/212; 264/478;Usage metrics
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