The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 10022446 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 17, 2018

Filed:

Aug. 22, 2014
Applicant:

Koç Üniversitesi, Istanbul, TR;

Inventors:

Seda Kizilel, Istanbul, TR;

Ozlem Cevik, Istanbul, TR;

Assignee:

KOç ÜNIVERSITESI, Istanbul, TR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/32 (2006.01); A61K 31/197 (2006.01); C08F 257/00 (2006.01); A61K 9/00 (2006.01);
U.S. Cl.
CPC ...
A61K 47/32 (2013.01); A61K 9/0024 (2013.01); A61K 31/197 (2013.01); C08F 257/00 (2013.01);
Abstract

A pH-responsive hybrid hydrogel, namely poly(Methacrylic acid-grafted-Ethylene Glycol) P(MAA-g-EG) cross-linked with Styrene-Butadiene-Styrene (SBS) polymer and photopolymerized by visible light. The resulting polymer turned out to have better integrities, high swelling ratios, pH-responsive and biocompatible character. Also the visible-light-induced synthesis of these pH-responsive composite wherein eosin Y is used as photoinitiator and triethanolamine is used as a co-initiator is also disclosed in the invention.


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