POLYURETHANE DERIVATIVE, ITS PRODUCTION METHOD AND PHYSIOLOGICALLY ACTIVE SUBSTANCE USING THE SAME

Title:

POLYURETHANE DERIVATIVE, ITS PRODUCTION METHOD AND PHYSIOLOGICALLY ACTIVE SUBSTANCE USING THE SAME

Document Type and Number:

Japanese Patent JP2007314735

Kind Code:

A

Abstract:

To provide a polyurethane derivative containing a sugar residue-modified oligo sugar, which is thermoplastic and soluble in solvents and excellent in moldability to a film and a coating film, to provide its simple and low cost production method and to provide physiologically active substances.

A dicarboxylic anhydride is reacted with a polyurethane derivative containing a carboxylic group-modified oligo sugar, and further an amino sugar is reacted with the above product, whereby a polyurethane derivative wherein a sugar chain is introduced into a side chain on an oligo sugar is produced. The polyurethane derivative is used as a physiologically active substance.

Inventors:

AWAJI HIROSHI
KOBAYASHI AKIRA
ASHUTOSH KUMAR

Application Number:

JP2006149031A

Publication Date:

December 06, 2007

Filing Date:

May 29, 2006

Export Citation:

Click for automatic bibliography generation Help

Assignee:

KANEKA CORP

International Classes:

C08G18/32; A61K35/14; A61K35/15; A61L27/00; A61L27/18; A61P7/00; C07H15/04; C08G18/83

Domestic Patent References:

JPH1171391A

1999-03-16

Attorney, Agent or Firm:

Takashima Ichi

Previous Patent: INK SET FOR INKJET RECORDING AND INIKJET RECORDING METHOD

Next Patent: POLYMER COMPOSITION IMMOBILIZING BIOLOGICAL COMPONENT AND THREE-DIMENSIONAL CROSS-LINKED BODY