Title:
被膜に包まれたヒドロゲル
Document Type and Number:
Japanese Patent JP4970650
Kind Code:
B2
Abstract:
The invention relates to a hydrogel, comprising a hydrophilic hydrogel with a high swelling capacity which is reversibly coated with a material which delays or prevents the uptake of water or aqueous fluids. The invention also relates to a method for producing the hydrogel and to a method for releasing said hydrophilic hydrogel with a high swelling capacity.
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Inventors:
Rüdiger Funk
Norbert Hellfeld
Ulrich Riegel
Mattias Weissmantel
Thomas daniel
Fritz Engelhard
Norbert Hellfeld
Ulrich Riegel
Mattias Weissmantel
Thomas daniel
Fritz Engelhard
Application Number:
JP2000528364A
Publication Date:
July 11, 2012
Filing Date:
January 20, 1999
Export Citation:
Assignee:
BASF SE
International Classes:
C08J3/12; C08J7/04; B01J13/02; B01J20/26; B01J20/32; C08F251/00; C08F251/02; C08L51/00; C08L51/02
Domestic Patent References:
| JPH0884927A | 1996-04-02 | |||
| JPH0931203A | 1997-02-04 | |||
| JPH02242858A | 1990-09-27 | |||
| JPH01261250A | 1989-10-18 | |||
| JPH0280385A | 1990-03-20 |
Attorney, Agent or Firm:
Takuya Kuno
Takahashi
Kimihiro Hoshi
Hiroyasu Ninomiya
Ryoichi Shino
Einzel Felix-Reinhard
Takahashi
Kimihiro Hoshi
Hiroyasu Ninomiya
Ryoichi Shino
Einzel Felix-Reinhard