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"Hydrogel"
Abstract: A hydrogel comprising a polysaccharide, wherein amphiphilic side chains are bonded to the carboxyl groups of a polysaccharide with carboxyl groups on side chains, an inorganic ion other than calcium ion, and water, and a method for its preparation. The gel has high viscoelasticity, can be injected into the body using an instrument such as a syringe, and is useful for various biomedical materials.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
25 February 2011
Publication Number
49/2011
Publication Type
INA
Invention Field
POLYMER TECHNOLOGY
Status
Email
Parent Application
Applicants
TEIJIN LIMITED
6-7, MINAMIHOMMACHI 1-CHOME, CHUO-KU, OSAKA-SHI, OSKA, 541-0054, JAPAN
Inventors
1. HIROAKI KANEKO
C/O TEIJIN LIMITED, TOKYO RESEARCH CENTER, 3-2, ASAHIGAOKA 4-CHOME, HINO-SHI, TOKYO 1910065, JAPAN
2. MASAYA ITO
C/O TEIJIN LIMITED, TOKYO RESEARCH CENTER, 3-2, ASAHIGAOKA 4-CHOME, HINO-SHI, TOKYO 1910065, JAPAN
3. NOBUYUKI ENDO
C/O TEIJIN LIMITED, TOKYO RESEARCH CENTER, 3-2, ASAHIGAOKA 4-CHOME, HINO-SHI, TOKYO 1910065, JAPAN
4. TAISHI TANAKA
C/O TEIJIN LIMITED, TOKYO RESEARCH CENTER, 3-2, ASAHIGAOKA 4-CHOME, HINO-SHI, TOKYO 1910065, JAPAN
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 1388-delnp-2011-GPA.pdf | 2011-10-03 |
| 2 | 1388-delnp-2011-Form-5.pdf | 2011-10-03 |
| 3 | 1388-delnp-2011-Form-3.pdf | 2011-10-03 |
| 4 | 1388-delnp-2011-Form-2.pdf | 2011-10-03 |
| 5 | 1388-delnp-2011-Form-1.pdf | 2011-10-03 |
| 6 | 1388-delnp-2011-Description (Complete).pdf | 2011-10-03 |
| 7 | 1388-delnp-2011-Correspondence-others.pdf | 2011-10-03 |
| 8 | 1388-delnp-2011-Claims.pdf | 2011-10-03 |
| 9 | 1388-delnp-2011-Abstract.pdf | 2011-10-03 |
| 10 | 1388-delnp-2011-Form-18-(17-05-2012).pdf | 2012-05-17 |
| 11 | 1388-delnp-2011-Correspondence Others-(17-05-2012).pdf | 2012-05-17 |
| 12 | 1388-delnp-2011-Form-3-(10-07-2014).pdf | 2014-07-10 |
| 13 | 1388-delnp-2011-Correspondence-Others-(10-07-2014).pdf | 2014-07-10 |
| 14 | 1388-delnp-2011-PCT-308.pdf | 2015-10-21 |
| 15 | 1388-delnp-2011-PCT-304.pdf | 2015-10-21 |
| 16 | 1388-delnp-2011-PCT-301.pdf | 2015-10-21 |
| 17 | 1388-delnp-2011-PCT-210.pdf | 2015-10-21 |
| 18 | 1388-DELNP-2011_EXAMREPORT.pdf | 2016-06-30 |
| 19 | 1388-DELNP-2011-AbandonedLetter.pdf | 2017-04-01 |