Title:
AGGREGATES OF COLLAGEN FIBERS, AND PROCESS FOR PRODUCTION THEREOF
Document Type and Number:
WIPO Patent Application WO/2011/077958
Kind Code:
A1
Abstract:
Disclosed are: aggregates of collagen fibers in each of which little gelatin structure is contained and a collagen structure is substantially maintained, and each of which has a fiber diameter of 10 nm to 1 μm inclusive; and a process for producing the aggregates. The process for producing the aggregates of collagen fibers is characterized by comprising the steps of: dissolving collagen in an aqueous organic acid solution containing no halogen atom in the molecular structure thereof to prepare a collagen solution; and carrying out spinning through a charge spinning process using the collagen solution.
Inventors:
HIRAOKA MAKIKO (JP)
NISHIMURA HIROKAZU (JP)
KAJII FUMIHIKO (JP)
NISHIMURA HIROKAZU (JP)
KAJII FUMIHIKO (JP)
Application Number:
PCT/JP2010/072092
Publication Date:
June 30, 2011
Filing Date:
December 09, 2010
Export Citation:
Assignee:
TOYO BOSEKI (JP)
HIRAOKA MAKIKO (JP)
NISHIMURA HIROKAZU (JP)
KAJII FUMIHIKO (JP)
HIRAOKA MAKIKO (JP)
NISHIMURA HIROKAZU (JP)
KAJII FUMIHIKO (JP)
International Classes:
D01D5/04; D01F4/00; D04H1/728
Domestic Patent References:
| WO2009049565A2 | 2009-04-23 |
Foreign References:
| JP2007529645A | 2007-10-25 | |||
| JP2002249966A | 2002-09-06 | |||
| JP2007303021A | 2007-11-22 | |||
| JP2006501949A | 2006-01-19 |
Attorney, Agent or Firm:
UEKI, Kyuichi et al. (JP)
Hisakazu Ueki (JP)
Hisakazu Ueki (JP)
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